Alert archive / Washington / Winter Storm Warnings in 2009

Winter Storm Warning 31, NWS Spokane, WA

December 14, 200910 counties in Washington; 6 counties in Idaho

NWS Spokane, WA issued this winter storm warning at Dec 14, 2009, 4:48 AM PST for 10 counties in Washington; 6 counties in Idaho. It took effect at Dec 14, 2009, 4:00 PM PST. It was in force for 36 hr. 59 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 14, 2009, 4:48 AM PST (12:48 UTC)
In effect from
Dec 14, 2009, 4:00 PM PST
Expired
Dec 16, 2009, 4:02 AM PST
In force
36 hr
Issued by
NWS Spokane, WA

Counties Benewah County, ID, Bonner County, ID, Boundary County, ID, Kootenai County, ID, Latah County, ID, Shoshone County, ID, Adams County, WA, Chelan County, WA, Douglas County, WA, Ferry County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA, Pend Oreille County, WA, Spokane County, WA, Stevens County, WA

The radar

The Spokane radar (KOTX), 26 km from the middle of the area, began a volume at 12:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 15, 1:40 AM PSTSNOW 3.51 Nne Waterville, WAELEVATION 2640 FT. DOUGLAS 3.
Dec 15, 3:00 AM PSTHEAVY SNOW 4.74 Nnw Wenatchee, WAELEVATION 900 FT. CHELAN 74.
Dec 15, 4:00 AM PSTSNOW 3.3Spokane, WASPOKANE INTL. ELEVATION 2356 FT. STILL SNOWING
Dec 15, 4:00 AM PSTSNOW 3.73 Nw Airway Heights, WANWS OFFICE. ELEVATION 2387 FT. STILL SNOWING.
Dec 15, 5:30 AM PSTSNOW 3.8Spokane, WANORTH SPOKANE.
Dec 15, 6:00 AM PSTHEAVY SNOW 42 Sw Clayton, WA
Dec 15, 6:00 AM PSTHEAVY SNOW 4Springdale, WA
Dec 15, 6:27 AM PSTHEAVY SNOW 4.51 Sw Entiat, WAELEVATION 800 FT. CHELAN 25.
Dec 15, 6:30 AM PSTSNOW 3.56 W Newport, WACOCORAHS
Dec 15, 6:30 AM PSTSNOW 3.71 N East Wenatchee, WACOCORAHS
Dec 15, 6:30 AM PSTSNOW 3.81 Ssw Spokane, WACOCORAHS
Dec 15, 6:30 AM PSTHEAVY SNOW 4.81 Nne East Wenatchee, WACOCORAHS
Dec 15, 6:30 AM PSTHEAVY SNOW 52 S Wenatchee, WACOCORAHS
Dec 15, 6:30 AM PSTHEAVY SNOW 5Wenatchee, WACOCORAHS
Dec 15, 6:30 AM PSTHEAVY SNOW 6.65 S Wenatchee, WACOCORAHS
Dec 15, 7:00 AM PSTSNOW 2.7Hunters, WACOCORAHS
Dec 15, 7:00 AM PSTSNOW 3.3Brewster, WACOCORAHS
Dec 15, 7:00 AM PSTSNOW 3.42 Ene Athol, IDCOCORAHS
Dec 15, 7:00 AM PSTSNOW 3.54 E Spirit Lake, IDCOCORAHS
Dec 15, 7:00 AM PSTHEAVY SNOW 4.41 Wsw Wenatchee, WACOCORAHS 24-HR TOTAL SNOWFALL
Dec 15, 7:00 AM PSTHEAVY SNOW 4.52 Se Wenatchee, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:00 AM PSTHEAVY SNOW 4.5N Wenatchee, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:00 AM PSTHEAVY SNOW 4.81 Wsw Malaga, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:00 AM PSTHEAVY SNOW 51 S Wenatchee, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:00 AM PSTHEAVY SNOW 5Malaga, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:00 AM PSTHEAVY SNOW 8.85 Ssw Peshastin, WACOCORAHS 24-HR SNOWFALL TOTAL
Dec 15, 7:42 AM PSTHEAVY SNOW 42 N Ardenvoir, WA
Dec 15, 7:48 AM PSTHEAVY SNOW 7.52 Ssw Leavenworth, WACHELAN 34
Dec 15, 8:00 AM PSTSNOW 33 Nne Loon Lake, WASTEVENS 45. FREEZING DRIZZLE ON TOP OF SNOW.
Dec 15, 8:00 AM PSTSNOW 3Chewelah, WA
Dec 15, 8:00 AM PSTSNOW 3Deer Park, WA
Dec 15, 8:00 AM PSTSNOW 3Gifford, WA
Dec 15, 8:00 AM PSTSNOW 3Inchelium, WA
Dec 15, 8:00 AM PSTHEAVY SNOW 5Athol, ID
Dec 15, 8:00 AM PSTHEAVY SNOW 5Green Acres, WA
Dec 15, 8:00 AM PSTHEAVY SNOW 5.24 Nnw Spokane, WA
Dec 15, 8:43 AM PSTHEAVY SNOW 46 E Wallace, IDSHOSHONE 26. ELEV 3420 FT.
Dec 15, 9:45 AM PSTHEAVY SNOW 47 W Quincy, WAON THE CRESCENT BAR COLUMBIA RIVER.
Dec 15, 9:45 AM PSTHEAVY SNOW 4Chelan, WACHELAN COUNTY PUD
Dec 15, 9:45 AM PSTHEAVY SNOW 6Carlton, WA
Dec 15, 9:55 AM PSTSNOW 32 S Moses Lake, WA
Dec 15, 9:55 AM PSTSNOW 4Twisp, WATWISP POLICE DEPT.
Dec 15, 10:45 AM PSTHEAVY SNOW 43 Nne Moyie Springs, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID BY22 AT 2338 FT.
Dec 15, 11:10 AM PSTHEAVY SNOW 43 N Bonners Ferry, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT AND STILL SNOWING LIGHTLY...SPOTTER ID BY42 AT 2350 FT.
Dec 15, 11:20 AM PSTHEAVY SNOW 53 N Bonners Ferry, IDTOTAL SNOWFALL FROM LATE EVENING LAST NIGHT THROUGH 900 AM AND STILL SNOWING LIGHTLY...SPOTTER ID BY35 AT 2300 FT.
Dec 15, 11:30 AM PSTHEAVY SNOW 5Coolin, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID B0203 AT 2500 FT.
Dec 15, 11:35 AM PSTHEAVY SNOW 4.5Sandpoint, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID BO49 AT 2100 FT.
Dec 15, 11:45 AM PSTHEAVY SNOW 42 Se Coeur D'Alene, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID KO86 AT 2225 FT.
Dec 15, 11:50 AM PSTHEAVY SNOW 4.52 Wnw Kellogg, ID4 TO 5 INCHES OF NEW SNOW BEGINNING LAST NIGHT THROUGH 1000 AM THIS MORNING...SPOTTER ID SH102 AT 2222 FT.
Dec 15, 12:10 PM PSTHEAVY SNOW 68 Sw Inchelium, WASNOWFALL BEGINNING AROUND MIDNIGHT LAST NIGHT AND STILL SNOWING LIGHTLY...SPOTTER ID FE9 AT 2350 FT.
Dec 15, 12:45 PM PSTSNOW 24 Nw St. Maries, IDHAD 2 INCHES OF SNOW INTO THE NIGHT YESTERDAY THEN CHANGED OVER TO RAIN...CURRENTLY ONLY A TRACE OF SNOW ON THE GROUND. SPOTTER ID BE5 AT 2167 FT.
Dec 15, 12:55 PM PSTSNOW 3St. Maries, IDSTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID BE100 AT 2219 FT.
Dec 15, 4:58 PM PSTHEAVY SNOW 5.33 W Chelan, WATOTAL SNOWFALL OVER A 22-HR PERIOD...AIR TEMP AT TIME OF REPORT WAS 25 DEGREES.
Dec 15, 6:20 PM PSTHEAVY SNOW 4.55 E Palisades, WA3.0 INCHES OF SNOWFALL OVERNIGHT WITH AN ADDITIONAL 1.5 TO 2.0 INCHES THIS AFTERNOON...CURRENTLY HAS MIXTURE OF SNOW AND FREEZING RAIN. SPOTTER ID GR17 AT 2300 FT.
Dec 15, 6:30 PM PSTHEAVY SNOW 6.51 Wnw Wenatchee, WASTORM TOTAL SNOWFALL OF 6 TO 7 INCHES SINCE YESTERDAY NIGHT...SNOWING AT TIME OF CALL. SPOTTER ID CH13 AT 890 FT.
Dec 15, 6:35 PM PSTHEAVY SNOW 102 Ssw Leavenworth, WAAN ADDITIONAL 2.5 INCHES OF SNOWFALL BEGINNING AT 1430 PST THIS AFTERNOON FOR A SNOWFALL TOTAL OF 10.0 INCHES SINCE YESTERDAY NIGHT. SPOTTER ID CH34 AT 1200 FT.
Dec 15, 6:35 PM PSTHEAVY SNOW 10.52 Ssw Leavenworth, WAAN ADDITIONAL 2.5 INCHES OF SNOWFALL BEGINNING AT 1430 PST THIS AFTERNOON FOR A SNOWFALL TOTAL OF 10.0 INCHES SINCE YESTERDAY NIGHT. SPOTTER ID CH34 AT 1200 FT.
Dec 15, 7:00 PM PSTSNOW 2.52 S Moses Lake, WASTORM TOTAL OF 2.5 INCHES OF SNOW. FREEZING RAIN FALLING AT 7 PM. SPOTTER GRANT-18. ELEVATION 1150 FEET.
Dec 15, 7:00 PM PSTHEAVY SNOW 6.51 Nw Waterville, WASTORM TOTAL SNOWFALL BEGINNING LAST NIGHT...SPOTTER ID DO4 AT 2800 FT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 0.8 hours before the alert went out and 114 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 12:00Z on 2009-12-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2009-12-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
657 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS46 KOTX 141248
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
448 AM PST MON DEC 14 2009

...A PACIFIC STORM WILL BRING HEAVY SNOW TO MUCH OF EASTERN
WASHINGTON AND NORTH IDAHO MONDAY NIGHT THROUGH TUESDAY EVENING...

.A TWO PART STORM WILL BRING THE THREAT OF WIDESPREAD HEAVY SNOW
TO THE INLAND NORTHWEST. A ROUND OF MODERATE TO HEAVY SNOW WILL
FALL ACROSS EASTERN WASHINGTON AND NORTH IDAHO MONDAY NIGHT AND
TUESDAY. WARM AIR WILL PUSH IN FROM THE SOUTH TUESDAY AFTERNOON...
CHANGING SNOW TO RAIN SOUTH OF INTERSTATE 90. THERE IS THE
POTENTIAL FOR A PERIOD OF FREEZING RAIN TUESDAY EVENING ACROSS
THE COLUMBIA BASIN...WATERVILLE PLATEAU...AND WENATCHEE VALLEY
BEFORE CHANGING TO RAIN. A SECOND DISTURBANCE WILL BRING MORE
SNOW TO THE CASCADES AND NORTHERN MOUNTAINS TUESDAY EVENING.

WAZ041-044-142300-
/O.UPG.KOTX.WS.A.0013.091215T0000Z-091216T0600Z/
/O.NEW.KOTX.WS.W.0031.091215T0000Z-091216T0600Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
448 AM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON
TO 10 PM PST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* SNOW ACCUMULATIONS: 4 TO 6 INCHES MONDAY NIGHT INTO TUESDAY
  MORNING...FOLLOWED BY 1 TO 3 INCHES TUESDAY NIGHT INTO WEDNESDAY
  MORNING.

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED BY
  ROUND TWO ON TUESDAY EVENING.

* LOCATIONS INCLUDE: WENATCHEE...CHELAN...ENTIAT...CASHMERE...
  WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ042-142300-
/O.UPG.KOTX.WS.A.0013.091215T0000Z-091216T0600Z/
/O.NEW.KOTX.WW.Y.0040.091215T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
448 AM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM PST TUESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 5 TO 7 INCHES IN THE VALLEYS WITH 8 TO 16
  INCHES IN THE MOUNTAINS MONDAY NIGHT INTO TUESDAY MORNING...
  FOLLOWED BY AN ADDITIONAL 2 TO 4 INCHES IN THE VALLEYS AND 3 TO 6
  INCHES IN THE MOUNTAINS TUESDAY NIGHT.

* TIMING: ROUND ONE MONDAY NIGHT INTO EARLY TUESDAY MORNING. A
  BREAK ON TUESDAY...FOLLOWED BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP...
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ038-043-142300-
/O.UPG.KOTX.WS.A.0013.091215T0000Z-091216T0600Z/
/O.NEW.KOTX.WW.Y.0040.091215T0000Z-091216T0600Z/
OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS
448 AM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM PST TUESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN THE MOUNTAINS MONDAY NIGHT INTO TUESDAY MORNING...
  FOLLOWED BY 2 TO 4 INCHES IN THE VALLEYS AND 3 TO 6 INCHES IN
  THE MOUNTAINS TUESDAY NIGHT INTO WEDNESDAY MORNING.

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED
  BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...
  SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT...
  OROVILLE...NESPELEM...DISAUTEL PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS DRIVING
  CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO NAVIGATE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ002-WAZ034>036-142300-
/O.UPG.KOTX.WS.A.0013.091215T0000Z-091216T0600Z/
/O.NEW.KOTX.WW.Y.0040.091215T0000Z-091215T1800Z/
COEUR DALENE AREA-MOSES LAKE AREA-UPPER COLUMBIA BASIN-
SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...MOSES LAKE...EPHRATA...OTHELLO...QUINCY...
RITZVILLE...GRAND COULEE...ODESSA...WILBUR...COULEE CITY...
SPOKANE...CHENEY...DAVENPORT...ROCKFORD
448 AM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES.

* TIMING: 4 PM PST MONDAY THROUGH 10 PM PST TUESDAY.

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN...
  WORLEY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR... COULEE
  CITY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ001-004-WAZ037-142300-
/O.UPG.KOTX.WS.A.0013.091215T0000Z-091216T0600Z/
/O.NEW.KOTX.WW.Y.0040.091215T0300Z-091216T1800Z/
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
KELLOGG...PINEHURST...OSBURN...WALLACE...MULLAN...
FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS...COLVILLE...
DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
448 AM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
10 AM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 7 PM THIS
EVENING TO 10 AM PST WEDNESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN THE MOUNTAINS MONDAY NIGHT INTO TUESDAY MORNING...
  FOLLOWED BY A MIX OF RAIN AND SNOW VALLEYS AND 5 TO 10 INCHES IN
  THE MOUNTAINS TUESDAY NIGHT INTO WEDNESDAY MORNING.

* TIMING: ROUND ONE MONDAY NIGHT INTO TUESDAY MORNING. A BREAK
  TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY...
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...KELLOGG... 
  PINEHURST...OSBURN...WALLACE...MULLAN... FOURTH OF JULY 
  PASS...DOBSON PASS...LOOKOUT PASS... COLVILLE...DEER PARK...
  CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS 
  ROAD...ORIN-RICE ROAD... FLOWERY TRAIL ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS DRIVING
  CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ003-WAZ033-142300-
/O.NEW.KOTX.WW.Y.0040.091215T0000Z-091215T1800Z/
IDAHO PALOUSE-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...
TEKOA...UNIONTOWN
448 AM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES.

* TIMING: 4 PM PST MONDAY THROUGH 10 AM PST TUESDAY.

* LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE...
  PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
  UNIONTOWN.

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF BLOWING
 SNOW WILL BE POSSIBLE.


* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED BLOWING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
7 follow-up statements
000 
WWUS46 KOTX 142238
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
238 PM PST MON DEC 14 2009

...A PACIFIC STORM WILL BRING HEAVY SNOW TO MUCH OF EASTERN
WASHINGTON AND NORTH IDAHO TONIGHT THROUGH TUESDAY NIGHT...

.A TWO PART STORM SYSTEM WILL BRING WIDESPREAD HEAVY SNOW TO THE
INLAND NORTHWEST. A ROUND OF MODERATE TO HEAVY SNOW WILL FALL
ACROSS EASTERN WASHINGTON AND NORTH IDAHO TONIGHT AND TUESDAY.
WARM AIR WILL PUSH IN FROM THE SOUTH TUESDAY AFTERNOON... CHANGING
SNOW TO RAIN SOUTH OF INTERSTATE 90. THERE IS THE POTENTIAL FOR A
PERIOD OF FREEZING RAIN TUESDAY AFTERNOON AND EVENING ACROSS THE
COLUMBIA BASIN...WATERVILLE PLATEAU...AND WENATCHEE VALLEY BEFORE
CHANGING TO RAIN. A SECOND DISTURBANCE WILL BRING MORE SNOW TO THE
CASCADES AND NORTHERN MOUNTAINS TUESDAY NIGHT AND WEDNESDAY.

IDZ002-WAZ036-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0000Z-091215T1800Z/
/O.EXB.KOTX.WS.W.0031.091215T0000Z-091216T0000Z/
COEUR DALENE AREA-SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT UNTIL 4 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW WHICH IS IN EFFECT UNTIL 4 PM PST TUESDAY.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY NEAR 7 INCHES

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN...
  WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS OVERNIGHT AND FOR THE TUESDAY MORNING COMMUTE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE...ESPECIALLY DURING THE
MORNING COMMUTE.

&&

$$

WAZ034-035-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0000Z-091215T1800Z/
/O.EXB.KOTX.WS.W.0031.091215T0000Z-091216T0000Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT UNTIL 4 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND FREEZING RAIN...WHICH IS IN EFFECT
UNTIL 4 PM PST TUESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER
IN EFFECT.


* SNOW ACCUMULATIONS: 3 TO 6 INCHES...SNOW TURNING TO AREAS OF
  FREEZING RAIN TUESDAY AFTERNOON AND EVENING.

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSES LAKE...EPHRATA...OTHELLO...QUINCY...
  RITZVILLE...GRAND COULEE...ODESSA...WILBUR...COULEE CITY. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS OVERNIGHT AND FOR THE MORNING AND AFTERNOON COMMUTE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ001-WAZ037-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0300Z-091216T1800Z/
/O.EXB.KOTX.WS.W.0031.091215T0600Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW WHICH IS IN EFFECT FROM 10 PM THIS EVENING
TO 4 AM PST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT.


* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY MORNING... FOLLOWED
  BY ANOTHER ROUND OF MAINLY SNOW TUESDAY NIGHT AND WEDNESDAY
  MORNING. TOTAL SNOW ACCUMULATIONS BY WEDNESDAY MORNING ARE
  EXPECTED TO BE 6 TO 10 INCHES IN THE VALLEYS AND 8 TO 16 INCHES
  IN THE MOUNTAINS. 

* TIMING: ROUND ONE MONDAY NIGHT INTO TUESDAY MORNING. A BREAK 
  TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO 
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY...
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS DRIVING
  CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO NAVIGATE.
  COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS THROUGH WEDNESDAY
  MORNING.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ004-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0300Z-091216T1800Z/
/O.EXB.KOTX.WS.W.0031.091215T0600Z-091216T1200Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST...
OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS...
LOOKOUT PASS
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.


* SNOW ACCUMULATIONS: 3 TO 5 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY... FOLLOWED BY A
  MIX OF RAIN AND SNOW IN THE VALLEYS TUESDAY NIGHT. TOTAL SNOW
  ACCUMULATIONS AND 5 TO 10 INCHES IN THE VALLEYS AND 8 TO 15
  INCHES IN THE MOUNTAINS BY WEDNESDAY MORNING.

* TIMING: ROUND ONE MONDAY NIGHT INTO TUESDAY MORNING. A BREAK 
  TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO 
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE...
  MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ038-043-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0000Z-091216T0600Z/
/O.EXA.KOTX.WS.W.0031.091215T0000Z-091216T0600Z/
OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT UNTIL 10 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 10 PM PST TUESDAY.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.


* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY MORNING... FOLLOWED
  BY 2 TO 4 INCHES IN THE VALLEYS AND 3 TO 6 INCHES IN THE
  MOUNTAINS TUESDAY NIGHT INTO WEDNESDAY MORNING. TOTAL SNOW
  ACCUMULATIONS OF 4 TO 8 INCHES IN THE VALLEYS AND 8 TO 15
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED 
  BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...
  SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT...
  OROVILLE...NESPELEM...DISAUTEL PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS DRIVING
  CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO NAVIGATE.
  MORNING AND AFTERNOON COMMUTES WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ042-150700-
/O.UPG.KOTX.WW.Y.0040.091215T0000Z-091216T0600Z/
/O.EXA.KOTX.WS.W.0031.091215T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING IN EFFECT UNTIL 10 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 10 PM PST
TUESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.


* SNOW ACCUMULATIONS: 5 TO 7 INCHES IN THE VALLEYS WITH 8 TO 16
  INCHES IN THE MOUNTAINS MONDAY NIGHT INTO TUESDAY MORNING...
  FOLLOWED BY AN ADDITIONAL 2 TO 4 INCHES IN THE VALLEYS AND 3 TO
  6 INCHES IN THE MOUNTAINS TUESDAY NIGHT. TOTAL SNOW
  ACCUMULATIONS OF 7 TO 12 INCHES IN THE VALLEYS AND 11 TO 21
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: ROUND ONE MONDAY NIGHT INTO EARLY TUESDAY MORNING. A 
  BREAK ON TUESDAY...FOLLOWED BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP...
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS DRIVING
  CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO NAVIGATE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ041-044-150700-
/O.CON.KOTX.WS.W.0031.091215T0000Z-091216T0600Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
238 PM PST MON DEC 14 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST TUESDAY.

* SNOW ACCUMULATIONS: 4 TO 6 INCHES TONIGHT INTO TUESDAY
  MORNING...FOLLOWED BY 1 TO 3 INCHES TUESDAY NIGHT INTO WEDNESDAY
  MORNING.

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED
  BY ROUND TWO ON TUESDAY EVENING. 

* LOCATIONS INCLUDE: WENATCHEE...CHELAN...ENTIAT...CASHMERE...
  WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ031-150700-
/O.EXB.KOTX.WW.Y.0040.091215T0000Z-091216T0000Z/
NORTHEAST BLUE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANATONE...PEOLA...
MOUNTAIN ROAD...CLOVERLAND ROAD
238 PM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW. WHICH IS IN EFFECT
UNTIL 4 PM PST TUESDAY.

* SNOW ACCUMULATIONS: 5 TO 8 INCHES...LOCALLY UP TO 10 INCHES BY
  TUESDAY MORNING.

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: ANATONE...PEOLA...MOUNTAIN ROAD...
  CLOVERLAND ROAD. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF
  BLOWING SNOW WILL BE POSSIBLE. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED BLOWING
  SNOW. BOTH MORNING AND AFTERNOON COMMUTE WILL BE HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

IDZ003-WAZ033-150700-
/O.EXT.KOTX.WW.Y.0040.091215T0000Z-091216T0000Z/
IDAHO PALOUSE-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...
TEKOA...UNIONTOWN
238 PM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST TUESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST
TUESDAY.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES...LOCALLY UP TO 6 INCHES ARE
  POSSIBLE. 

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE...
  PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
   UNIONTOWN. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF
  BLOWING SNOW WILL BE POSSIBLE. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED
  BLOWING SNOW. BOTH THE MORNING AND EVENING COMMUTE WILL BE
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$
000 
WWUS46 KOTX 150213
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
613 PM PST MON DEC 14 2009

...A PACIFIC STORM WILL BRING HEAVY SNOW TO MUCH OF EASTERN
WASHINGTON AND NORTH IDAHO TONIGHT THROUGH TUESDAY NIGHT...

.HAVE UPDATED TO SHOW A SLIGHT DELAY IN ONSET OF THE HEAVIEST
SNOWFALL ASSOCIATED WITH A TWO PART STORM SYSTEM THAT WILL BRING
WIDESPREAD HEAVY SNOW TO THE INLAND NORTHWEST. A ROUND OF MODERATE
TO HEAVY SNOW WILL FALL ACROSS EASTERN WASHINGTON AND NORTH IDAHO
TONIGHT AND TUESDAY. WARM AIR WILL PUSH IN FROM THE SOUTH TUESDAY
AFTERNOON... CHANGING SNOW TO RAIN SOUTH OF INTERSTATE 90. THERE
IS THE POTENTIAL FOR A PERIOD OF FREEZING RAIN TUESDAY AFTERNOON
AND EVENING ACROSS THE COLUMBIA BASIN...WATERVILLE PLATEAU...AND
WENATCHEE VALLEY BEFORE CHANGING TO RAIN. A SECOND DISTURBANCE
WILL BRING MORE SNOW TO THE CASCADES AND NORTHERN MOUNTAINS
TUESDAY NIGHT AND WEDNESDAY.

WAZ038-043-151015-
/O.EXT.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST TUESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM PST
TUESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8 
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY MORNING... 
  FOLLOWED BY 2 TO 4 INCHES IN THE VALLEYS AND 3 TO 6 INCHES 
  IN THE MOUNTAINS TUESDAY NIGHT INTO WEDNESDAY MORNING. TOTAL 
  SNOW ACCUMULATIONS OF 4 TO 8 INCHES IN THE VALLEYS AND 8 TO 
  15 INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED 
  BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD... 
  SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT... 
  OROVILLE...NESPELEM...DISAUTEL PASS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. MORNING AND AFTERNOON COMMUTES WILL BE HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ034-035-151015-
/O.EXT.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 PM PST TUESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 4 PM PST TUESDAY.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES...SNOW TURNING TO AREAS OF 
  FREEZING RAIN TUESDAY AFTERNOON AND EVENING.

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSES LAKE...EPHRATA...OTHELLO...QUINCY... 
  RITZVILLE...GRAND COULEE...ODESSA...WILBUR...COULEE CITY.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS OVERNIGHT AND FOR THE MORNING AND AFTERNOON 
  COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ041-044-151015-
/O.EXT.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST TUESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM PST
TUESDAY. 

* SNOW ACCUMULATIONS: 4 TO 6 INCHES TONIGHT INTO TUESDAY 
  MORNING...FOLLOWED BY 1 TO 3 INCHES TUESDAY NIGHT INTO 
  WEDNESDAY MORNING. 

* TIMING: ROUND ONE MONDAY NIGHT. A BREAK ON TUESDAY...FOLLOWED 
  BY ROUND TWO ON TUESDAY EVENING.

* LOCATIONS INCLUDE: WENATCHEE...CHELAN...ENTIAT...CASHMERE... 
  WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ002-WAZ036-151015-
/O.EXT.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
COEUR DALENE AREA-SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
4 PM PST TUESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT
TO 4 PM PST TUESDAY. 

* SNOW ACCUMULATIONS: 3 TO 6 INCHES...LOCALLY NEAR 7 INCHES

* TIMING: MIDNIGHT TONIGHT THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN... 
  WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS OVERNIGHT AND FOR THE TUESDAY MORNING COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE...ESPECIALLY DURING THE
MORNING COMMUTE.

&&

$$

IDZ004-151015-
/O.EXT.KOTX.WS.W.0031.091215T1000Z-091216T1200Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST...
OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS...
LOOKOUT PASS
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT FROM 2 AM TUESDAY TO 4 AM
PST WEDNESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM 2 AM TUESDAY TO
4 AM PST WEDNESDAY. 

* SNOW ACCUMULATIONS: 3 TO 5 INCHES IN THE VALLEYS WITH 4 TO 8 
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY... FOLLOWED BY 
  A MIX OF RAIN AND SNOW IN THE VALLEYS TUESDAY NIGHT. TOTAL 
  SNOW ACCUMULATIONS AND 5 TO 10 INCHES IN THE VALLEYS AND 8 
  TO 15 INCHES IN THE MOUNTAINS BY WEDNESDAY MORNING.

* TIMING: ROUND ONE LATE MONDAY NIGHT INTO TUESDAY MORNING. A
  BREAK TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE... 
  MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ001-WAZ037-151015-
/O.EXT.KOTX.WS.W.0031.091215T0900Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING NOW IN EFFECT FROM 1 AM TUESDAY TO 4 AM
PST WEDNESDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM 1 AM TUESDAY TO
4 AM PST WEDNESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8 
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY MORNING... 
  FOLLOWED BY ANOTHER ROUND OF MAINLY SNOW TUESDAY NIGHT AND 
  WEDNESDAY MORNING. TOTAL SNOW ACCUMULATIONS BY WEDNESDAY 
  MORNING ARE EXPECTED TO BE 6 TO 10 INCHES IN THE VALLEYS AND 
  8 TO 16 INCHES IN THE MOUNTAINS.

* TIMING: ROUND ONE LATE MONDAY NIGHT INTO TUESDAY MORNING. A
  BREAK TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... 
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS 
  THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ042-151015-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
613 PM PST MON DEC 14 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST TUESDAY.

* SNOW ACCUMULATIONS: 5 TO 7 INCHES IN THE VALLEYS WITH 8 TO 16 
  INCHES IN THE MOUNTAINS MONDAY NIGHT INTO TUESDAY MORNING... 
  FOLLOWED BY AN ADDITIONAL 2 TO 4 INCHES IN THE VALLEYS AND 3 
  TO 6 INCHES IN THE MOUNTAINS TUESDAY NIGHT. TOTAL SNOW 
  ACCUMULATIONS OF 7 TO 12 INCHES IN THE VALLEYS AND 11 TO 21 
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: ROUND ONE MONDAY NIGHT INTO EARLY TUESDAY MORNING. A 
  BREAK ON TUESDAY...FOLLOWED BY ROUND TWO TUESDAY NIGHT.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP... 
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ003-WAZ033-151015-
/O.EXT.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
IDAHO PALOUSE-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...
TEKOA...UNIONTOWN
613 PM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
4 PM PST TUESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM MIDNIGHT
TONIGHT TO 4 PM PST TUESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES...LOCALLY UP TO 6 INCHES 
  ARE POSSIBLE. 

* TIMING: MIDNIGHT TONIGHT THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE... 
  PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
   UNIONTOWN.

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH THE MORNING AND EVENING COMMUTE WILL BE 
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ031-151015-
/O.EXT.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
NORTHEAST BLUE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANATONE...PEOLA...
MOUNTAIN ROAD...CLOVERLAND ROAD
613 PM PST MON DEC 14 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
4 PM PST TUESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM MIDNIGHT
TONIGHT TO 4 PM PST TUESDAY. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES...LOCALLY UP TO 10 INCHES 
  BY TUESDAY MORNING. 

* TIMING: MIDNIGHT TONIGHT THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: ANATONE...PEOLA...MOUNTAIN ROAD... 
  CLOVERLAND ROAD.

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH MORNING AND AFTERNOON COMMUTE WILL BE 
  HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
000 
WWUS46 KOTX 151018
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
218 AM PST TUE DEC 15 2009

...A PACIFIC STORM WILL BRING HEAVY SNOW TO MUCH OF EASTERN
WASHINGTON AND NORTH IDAHO TONIGHT THROUGH TUESDAY NIGHT...

.THE FIRST ROUND OF HEAVY SNOW WILL COME TO AN END IN THE
WENATCHEE...OMAK...AND WATERVILLE AREAS BY 4 AM. SNOW WILL
DECREASE IN THE SPOKANE...PULLMAN...AND SANDPOINT AREAS BY MID
MORNING. THE SECOND ROUND OF SNOW WILL DEVELOP THIS AFTERNOON AND
CONTINUE THROUGH THE EVENING WITH THE MOST SIGNIFICANT
ACCUMULATIONS IN THE FAR NORTHERN VALLEYS OF EASTERN WASHINGTON
AND NORTHERN IDAHO.

WAZ042-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS THIS MORNING WILL
  BE LESS THAN AN INCH. THE SECOND ROUND OF SNOW WILL BEGIN LATE
  THIS AFTERNOON AND CONTINUE THROUGH LATE EVENING. TOTAL SNOW
  ACCUMULATIONS OF 7 TO 10 INCHES IN THE VALLEYS AND 10 TO 20
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: THE SECOND ROUND OF HEAVY SNOW WILL BEGIN LATE THIS
  AFTERNOON AND CONTINUE INTO LATE EVENING.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP...
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ038-043-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS THIS MORNING WILL
  BE LESS THAN AN INCH IN THE OKANOGAN VALLEY...AND 1 TO 2 INCHES
  OVER THE OKANOGAN HIGHLANDS. THE SECOND ROUND OF SNOW WILL BEGIN
  LATE THIS AFTERNOON AND CONTINUE THROUGH THE EVENING. TOTAL SNOW
  ACCUMULATIONS OF 4 TO 7 INCHES ARE LIKELY IN THE OKANOGAN
  VALLEY. ACCUMULATIONS OF 6 TO 9 INCHES ARE EXPECTED IN THE
  OKANOGAN HIGHLANDS...WITH MOUNTAIN ACCUMULATIONS UP TO A FOOT.

* TIMING: THE SECOND ROUND OF HEAVY SNOW IS EXPECTED LATE THIS
  AFTERNOON INTO THIS EVENING.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...
  SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT...
  OROVILLE...NESPELEM...DISAUTEL PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. MORNING AND AFTERNOON COMMUTES WILL BE HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ034-035-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS FROM 3 AM TO 6 AM
  WILL BE BETWEEN 1 AND 2 INCHES. THE SECOND ROUND OF SNOW IS
  EXPECTED LATE THIS AFTERNOON INTO THIS EVENING. TOTAL
  ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED...WITH THE HEAVIEST
  AMOUNTS ALONG AND NORTH OF HIGHWAY 2.

* TIMING: 4 PM PST MONDAY THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSES LAKE...EPHRATA...OTHELLO...QUINCY...
  RITZVILLE...GRAND COULEE...ODESSA...WILBUR...COULEE CITY. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS OVERNIGHT AND FOR THE MORNING AND AFTERNOON 
  COMMUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ041-044-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: LITTLE ADDITIONAL SNOW ACCUMULATION IS
  EXPECTED THIS MORNING IN THE WENATCHEE AREA AND OVER THE
  WATERVILLE PLATEAU. THE NEXT ROUND OF SNOW WILL LIKELY DEVELOP
  LATE THIS AFTERNOON INTO THIS EVENING. AN ADDITIONAL 1 TO 3
  INCHES OF SNOW IS EXPECTED THIS EVENING.

* TIMING: THE SECOND ROUND OF SNOW WILL DEVELOP LATE THIS
  AFTERNOON AND CONTINUE INTO THIS EVENING.

* LOCATIONS INCLUDE: WENATCHEE...CHELAN...ENTIAT...CASHMERE...
  WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ002-WAZ036-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
COEUR DALENE AREA-SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: 3 TO 6 INCHES...WITH THE MOST SIGNIFICANT
  ACCUMULATIONS OVER THE HIGHER TERRAIN IN IDAHO.

* TIMING: THE MAJORITY OF ACCUMULATING SNOW WILL END BY MID
  AFTERNOON.

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN...
  WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS OVERNIGHT AND FOR THE TUESDAY MORNING COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE...ESPECIALLY DURING THE
MORNING COMMUTE.

&&

$$

IDZ004-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST...
OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS...
LOOKOUT PASS
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 3 TO 5 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES BY EARLY TUESDAY AFTERNOON...FOLLOWED BY A MIX OF RAIN
  AND SNOW IN THE VALLEYS TUESDAY NIGHT. TOTAL SNOW ACCUMULATIONS
  AND 5 TO 10 INCHES IN THE VALLEYS AND 8 TO 15 INCHES IN THE
  MOUNTAINS BY WEDNESDAY MORNING.

* TIMING: ROUND ONE LATE MONDAY NIGHT INTO TUESDAY MORNING. A 
  BREAK TUESDAY AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT 
  INTO WEDNESDAY MORNING. 

* LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE...
  MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ001-WAZ037-151830-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
218 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8 
  INCHES IN THE MOUNTAINS TONIGHT INTO TUESDAY MORNING... 
  FOLLOWED BY ANOTHER ROUND OF MAINLY SNOW TUESDAY NIGHT AND 
  WEDNESDAY MORNING. TOTAL SNOW ACCUMULATIONS BY WEDNESDAY 
  MORNING ARE EXPECTED TO BE 6 TO 10 INCHES IN THE VALLEYS AND 
  8 TO 16 INCHES IN THE MOUNTAINS.

* TIMING: ROUND ONE THIS MORNING. A BREAK TUESDAY AFTERNOON
  FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY...
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS 
  THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ003-WAZ033-151830-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
IDAHO PALOUSE-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...
TEKOA...UNIONTOWN
218 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES...LOCALLY UP TO 6 INCHES 
  ARE POSSIBLE.

* TIMING: THIS MORNING THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE...
  PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
   UNIONTOWN. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH THE MORNING AND EVENING COMMUTE WILL BE 
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ031-151830-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
NORTHEAST BLUE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANATONE...PEOLA...
MOUNTAIN ROAD...CLOVERLAND ROAD
218 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES...LOCALLY UP TO 10 INCHES 
  BY TUESDAY MORNING.

* TIMING: THIS MORNING THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: ANATONE...PEOLA...MOUNTAIN ROAD...
  CLOVERLAND ROAD. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH MORNING AND AFTERNOON COMMUTE WILL BE 
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
000 
WWUS46 KOTX 151339
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
539 AM PST TUE DEC 15 2009

...A PACIFIC STORM WILL BRING HEAVY SNOW TO MUCH OF EASTERN
WASHINGTON AND NORTH IDAHO TONIGHT THROUGH TUESDAY NIGHT...

.THE FIRST ROUND OF HEAVY SNOW HAS ENDED IN THE WENATCHEE...
OMAK...AND WATERVILLE AREAS. SNOW WILL DECREASE IN THE
SPOKANE...PULLMAN...AND SANDPOINT AREAS BY MID MORNING. THE SECOND
ROUND OF SNOW WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH THE
EVENING WITH THE MOST SIGNIFICANT ACCUMULATIONS IN THE FAR
NORTHERN VALLEYS OF EASTERN WASHINGTON AND NORTHERN IDAHO.

WAZ038-041-043-152145-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
/O.EXB.KOTX.WW.Y.0040.091215T2100Z-091216T1200Z/
OKANOGAN HIGHLANDS-WENATCHEE AREA-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...OMAK...OKANOGAN...BREWSTER...BRIDGEPORT...OROVILLE...
NESPELEM...DISAUTEL PASS
539 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
4 AM PST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 AM PST WEDNESDAY. THE WINTER STORM WARNING HAS BEEN
CANCELLED.


* SNOW ACCUMULATIONS: 1 TO 3 INCHES IN THE OKANOGAN VALLEY. 2 TO 4
  INCHES OVER THE WATERVILLE PLATEAU...WITH 3 TO 5 INCHES IN THE
  MOUNTAINS.

* TIMING: THIS AFTERNOON AND TONIGHT. SNOW WILL LIKELY DEVELOP IN
  THE WENATCHEE AREA EARLY THIS AFTERNOON AND CONTINUE THROUGH THE
  EVENING HOURS. FOR THE OMAK AND REPUBLIC AREAS EXPECT SNOW TO
  DEVELOP LATE IN THE AFTERNOON AND CONTINUE THROUGH THE EARLY
  MORNING HOURS ON WEDNESDAY.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...
  SHERMAN PASS...WENATCHEE...CHELAN... ENTIAT...CASHMERE...
  OMAK...OKANOGAN...BREWSTER... BRIDGEPORT...OROVILLE...
  NESPELEM...DISAUTEL PASS. 

* WINDS: NORTH 5 TO 10 MPH.

* IMPACTS: THE SECOND ROUND OF SNOW WILL FALL ON TOP OF THE SNOW
  THAT FELL ON MONDAY NIGHT. SNOW WILL CREATE SLICK ROADS AND
  HAZARDOUS DRIVING CONDITIONS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ044-152145-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
/O.EXB.KOTX.WW.Y.0040.091215T1800Z-091216T1200Z/
WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WATERVILLE...MANSFIELD...
BADGER MOUNTAIN ROAD
539 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO
4 AM PST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND LIGHT FREEZING RAIN...WHICH IS IN
EFFECT FROM 10 AM THIS MORNING TO 4 AM PST WEDNESDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED.


* SNOW ACCUMULATIONS: AN ADDITIONAL 2 TO 4 INCHES WILL BE POSSIBLE
  IN WATERVILLE AND MANSFIELD AREAS. A LIGHT GLAZING OF ICE FROM
  FREEZING RAIN MAY OCCUR AS WELL TONIGHT.

* TIMING: SNOW WILL LIKELY REDEVELOP BY MID AFTERNOON AND CONTINUE
  THROUGH THE NIGHT. THE MOST SIGNIFICANT ACCUMULATIONS ARE
  EXPECTED THIS EVENING. SNOW MAY TURN TO LIGHT FREEZING RAIN
  TONIGHT.

* LOCATIONS INCLUDE: WATERVILLE...MANSFIELD...BADGER MOUNTAIN 
  ROAD. 

* WINDS: NORTH AROUND 5 MPH.

* IMPACTS: THE SNOW THIS AFTERNOON AND EVENING WILL FALL ON
  ACCUMULATIONS THAT OCCURRED MONDAY NIGHT. SNOW WILL CREATE
  SLICK ROADS AND HAZARDOUS DRIVING CONDITIONS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ034-035-152145-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
/O.EXB.KOTX.WW.Y.0040.091215T1800Z-091216T1200Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
539 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO
4 AM PST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND LIGHT FREEZING RAIN...WHICH IS IN
EFFECT FROM 10 AM THIS MORNING TO 4 AM PST WEDNESDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED.


* SNOW ACCUMULATIONS: 1 TO 3 INCHES FOR THE MOSES LAKE AND EPHRATA
  AREAS. LOCALIZED ACCUMULATIONS UP TO 4 INCHES WILL BE POSSIBLE
  AROUND WILBUR AND GRAND COULEE.

* TIMING: SNOW WILL LIKELY REDEVELOP BY EARLY AFTERNOON AND
  CONTINUE THROUGH THE EVENING. SNOW MAY CHANGE OVER TO FREEZING
  RAIN IN THE MOSES LAKE AND EPHRATA AREAS OVERNIGHT.

* LOCATIONS INCLUDE: MOSES LAKE...EPHRATA...OTHELLO...QUINCY...
  RITZVILLE...GRAND COULEE...ODESSA...WILBUR...COULEE CITY. 

* WINDS: NORTH AROUND 5 MPH.

* IMPACTS: THE SNOW THIS AFTERNOON AND EVENING WILL FALL ON
  ACCUMULATIONS THAT OCCURRED MONDAY NIGHT. SNOW WILL CREATE
  SLICK ROADS AND HAZARDOUS DRIVING CONDITIONS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ042-152145-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
539 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: THE NEXT ROUND OF SNOW WILL BEGIN LATE THIS
  AFTERNOON AND CONTINUE THROUGH LATE EVENING. TOTAL SNOW
  ACCUMULATIONS OF 7 TO 10 INCHES IN THE VALLEYS AND 10 TO 20
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: THE SECOND ROUND OF HEAVY SNOW WILL BEGIN THIS
  AFTERNOON AND CONTINUE INTO LATE EVENING.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP...
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ002-WAZ036-152145-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0000Z/
COEUR DALENE AREA-SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD
539 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES OF SNOW IS
  LIKELY TODAY...WITH THE MOST SIGNIFICANT ACCUMULATIONS OCCURRING
  IN THE COEUR DALENE...POST FALLS...AND RATHDRUM AREAS. TOTAL
  SNOW ACCUMULATIONS OF 4 TO 6 INCHES WILL BE COMMON WITH THE
  HIGHEST AMOUNTS ON THE IDAHO SIDE OF THE STATE LINE.

* TIMING: A BREAK IN ACCUMULATING SNOW IS EXPECTED THIS
  MORNING...WITH REDEVELOPMENT OF SNOW IN THE AFTERNOON. SNOW
  LEVELS WILL LIKELY RISE ABOVE 2000 FEET BY LATE IN THE AFTERNOON
  LIMITING ADDITIONAL ACCUMULATIONS FOR THE LOWER ELEVATIONS IN
  SPOKANE.

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN...
  WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS THROUGH THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE...ESPECIALLY DURING THE
MORNING COMMUTE.

&&

$$

IDZ004-152145-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST...
OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS...
LOOKOUT PASS
539 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 3 TO 5 INCHES IN THE VALLEYS WITH 4 TO 8 
  INCHES BY EARLY TUESDAY AFTERNOON...FOLLOWED BY A MIX OF 
  RAIN AND SNOW IN THE VALLEYS TUESDAY NIGHT. TOTAL SNOW 
  ACCUMULATIONS AND 4 TO 8 INCHES IN THE VALLEYS AND 8 TO 15 
  INCHES IN THE MOUNTAINS BY WEDNESDAY MORNING.

* TIMING: PERIODS OF SNOW WILL CONTINUE THROUGH TONIGHT. SNOW
  LEVELS ARE EXPECTED TO RISE TO 3000 FEET TONIGHT.

* LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE...
  MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ001-WAZ037-152145-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
539 AM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 2 INCHES OF SNOW WILL BE
  POSSIBLE BETWEEN 6 AM AND 9 AM IN THE SANDPOINT AND BONNERS
  FERRY AREAS. SNOW WILL REDEVELOP LATE IN THE DAY AND CONTINUE
  THROUGH THE NIGHT. TOTAL ACCUMULATIONS OF 6 TO 10 INCHES ARE
  LIKELY IN THE VALLEYS AND 8 TO 16 INCHES IN THE MOUNTAINS.

* TIMING: ROUND ONE ENDING THIS MORNING. A BREAK TUESDAY
  AFTERNOON FOLLOWED BY ROUND TWO TUESDAY NIGHT INTO WEDNESDAY
  MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY...
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS 
  THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ003-WAZ033-152145-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
IDAHO PALOUSE-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...
TEKOA...UNIONTOWN
539 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES...LOCALLY UP TO 6 INCHES 
  ARE POSSIBLE.

* TIMING: THIS MORNING THROUGH 4 PM PST TUESDAY.

* LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE...
  PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
   UNIONTOWN. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH THE MORNING AND EVENING COMMUTE WILL BE 
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ031-152145-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
NORTHEAST BLUE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...ANATONE...PEOLA...
MOUNTAIN ROAD...CLOVERLAND ROAD
539 AM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES...LOCALLY UP TO 10 INCHES 
  BY TUESDAY MORNING.

* TIMING: THIS MORNING THROUGH THIS AFTERNOON. SNOW LEVELS WILL
  RISE TO 4000 FEET BY LATE DAY. 

* LOCATIONS INCLUDE: ANATONE...PEOLA...MOUNTAIN ROAD...
  CLOVERLAND ROAD. 

* WINDS: 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOCALIZED AREAS OF 
  BLOWING SNOW WILL BE POSSIBLE.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING 
  CONDITIONS. REDUCED VISIBILITIES IN AREAS OF LOCALIZED 
  BLOWING SNOW. BOTH MORNING AND AFTERNOON COMMUTE WILL BE 
  HAZARDOUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
000 
WWUS46 KOTX 152105
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
105 PM PST TUE DEC 15 2009

...A PACIFIC STORM WILL BRING SNOW...RAIN AND FREEZING RAIN TO MUCH
OF EASTERN WASHINGTON AND NORTH IDAHO THIS AFTERNOON AND TONIGHT...

.THE NEXT ROUND OF THE PACIFIC STORM WILL MOVE INTO THE INLAND
NORTHWEST THIS AFTERNOON AND LAST THROUGH THE NIGHT. THIS STORM
WILL RESULT IN LOCALLY HEAVY SNOW IN THE MOUNTAINS AND A MIXTURE OF
SNOW...RAIN AND LOCAL FREEZING RAIN IN THE VALLEYS.

IDZ004-152215-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST...
OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS...
LOOKOUT PASS
105 PM PST TUE DEC 15 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
STORM WARNING. 

A WARM...MOIST SOUTHERLY FLOW WILL BRING ANOTHER ROUND OF
PRECIPITATION. TEMPERATURES ACROSS A MAJORITY OF THE CENTRAL
PANHANDLE MOUNTAINS HAVE RISEN TO NEAR OR ABOVE FREEZING THIS
AFTERNOON. WHILE THERE WILL STILL BE LOCAL AREAS OF HEAVY SNOW
ABOVE 5000 FEET...MOST OF THE PRECIPITATION SHOULD FALL AS RAIN. 
THEREFORE THE WINTER STORM WARNING HAS BEEN CANCELLED.

$$

IDZ003-WAZ031-033-152215-
/O.CAN.KOTX.WW.Y.0040.000000T0000Z-091216T0000Z/
IDAHO PALOUSE-NORTHEAST BLUE MOUNTAINS-WASHINGTON PALOUSE-
INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH...
GENESEE...ANATONE...PEOLA...MOUNTAIN ROAD...CLOVERLAND ROAD...
PULLMAN...COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...
UNIONTOWN
105 PM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

THE NEXT ROUND OF PRECIPITATION IS MOVING INTO THE PALOUSE THIS
AFTERNOON. TEMPERATURES HAVE RISEN WELL ABOVE FREEZING AND
ADDITIONAL PRECIPITATION SHOULD BE AS ALL RAIN. THEREFORE THE
WINTER WEATHER ADVISORY HAS BEEN CANCELLED.

$$

IDZ002-WAZ036-160600-
/O.EXT.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
COEUR DALENE AREA-SPOKANE AREA-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD
105 PM PST TUE DEC 15 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 2 INCHES OF SNOW IS
  LIKELY THROUGH THIS EVENING ACROSS NORTH SPOKANE...COEUR
  DALENE...POST FALLS...AND RATHDRUM AREAS. TOTAL SNOW
  ACCUMULATIONS OF 4 TO 6 INCHES HAVE EITHER BEEN REPORTED OR ARE
  POSSIBLE BY THIS EVENING. IN ADDITION EXPECT AREAS OF RAIN AND
  LOCAL FREEZING DRIZZLE.

* TIMING: PRECIPITATION HAS REDEVELOPED THIS AFTERNOON. SNOW
  LEVELS WILL LIKELY RISE TO BETWEEN 2000 AND 2500 FEET BY LATE IN
  THIS AFTERNOON. 

* LOCATIONS INCLUDE: COEUR DALENE...POST FALLS...HAYDEN... 
  WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD.

* IMPACTS: SNOW AND FREEZING DRIZZLE WILL CREATE SLICK ROADS AND
  HAZARDOUS DRIVING CONDITIONS FOR THE EVENING COMMUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE...ESPECIALLY DURING THE
EVENING COMMUTE.

&&

$$

WAZ042-160600-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
105 PM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: THE NEXT ROUND OF SNOW WILL BEGIN LATE 
  THIS AFTERNOON AND CONTINUE THROUGH LATE EVENING. TOTAL SNOW 
  ACCUMULATIONS OF 7 TO 10 INCHES IN THE VALLEYS AND 10 TO 20 
  INCHES IN THE MOUNTAINS ARE EXPECTED.

* TIMING: THE SECOND ROUND OF HEAVY SNOW WILL BEGIN THIS 
  AFTERNOON AND CONTINUE INTO LATE EVENING.

* LOCATIONS INCLUDE: LEAVENWORTH...MAZAMA...TWISP...WINTHROP... 
  STEHEKIN...CONCONULLY...BLEWETT PASS...LOUP LOUP PASS.

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ001-WAZ037-160600-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
105 PM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: SNOW WILL DEVELOP LATE THIS AFTERNOON AND
  CONTINUE THROUGH THE NIGHT. TOTAL ACCUMULATIONS OF 6 TO 10
  INCHES ARE LIKELY IN THE VALLEYS AND 8 TO 16 INCHES IN THE
  MOUNTAINS. IN ADDITION EXPECT LOCAL AREAS OF RAIN AND FREEZING
  RAIN. 

* TIMING: THIS AFTERNOON THROUGH WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... 
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS 
  THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ038-041-043-160600-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T1200Z/
OKANOGAN HIGHLANDS-WENATCHEE AREA-OKANOGAN VALLEY-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...OMAK...OKANOGAN...BREWSTER...BRIDGEPORT...OROVILLE...
NESPELEM...DISAUTEL PASS
105 PM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES IN THE OKANOGAN VALLEY. 2 TO
  4 INCHES OVER THE WATERVILLE PLATEAU...WITH 3 TO 5 INCHES IN 
  THE MOUNTAINS. 

* TIMING: THIS AFTERNOON AND TONIGHT. SNOW WILL DEVELOP IN THE
  WENATCHEE AREA THIS AFTERNOON AND CONTINUE THROUGH THE EVENING
  HOURS. FOR THE OMAK AND REPUBLIC AREAS EXPECT SNOW TO DEVELOP
  LATE IN THE AFTERNOON AND CONTINUE THROUGH THE EARLY MORNING
  HOURS ON WEDNESDAY.

* LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW 
  ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD... 
  SHERMAN PASS...WENATCHEE...CHELAN... ENTIAT...CASHMERE... 
  OMAK...OKANOGAN...BREWSTER... BRIDGEPORT...OROVILLE... 
  NESPELEM...DISAUTEL PASS.

* WINDS: NORTH 5 TO 10 MPH.

* IMPACTS: THE SECOND ROUND OF SNOW WILL FALL ON TOP OF THE SNOW
  THAT FELL ON MONDAY NIGHT. SNOW WILL CREATE SLICK ROADS AND
  HAZARDOUS DRIVING CONDITIONS...CREATING A HAZARDOUS EVENING COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WAZ034-035-044-160600-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T1200Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
105 PM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 2 TO 4 INCHES WILL BE
  POSSIBLE IN WATERVILLE AND MANSFIELD AREAS. A LIGHT GLAZING 
  OF ICE FROM FREEZING RAIN MAY OCCUR AS WELL TONIGHT. 

* TIMING: SNOW...RAIN AND FREEZING RAIN WILL CONTINUE THIS
  AFTERNOON AND CONTINUE THROUGH THE NIGHT. THE MOST SIGNIFICANT
  ACCUMULATIONS ARE EXPECTED LATE THIS AFTERNOON AND EARLY THIS
  EVENING. 

* LOCATIONS INCLUDE: WATERVILLE...MANSFIELD...BADGER MOUNTAIN 
  ROAD.

* WINDS: NORTH AROUND 5 MPH.

* IMPACTS: THE SNOW THIS AFTERNOON AND EVENING WILL FALL ON
  ACCUMULATIONS THAT OCCURRED MONDAY NIGHT. SNOW WILL CREATE SLICK
  ROADS AND HAZARDOUS DRIVING CONDITIONS FOR THE EVENING COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
000 
WWUS46 KOTX 160528
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
928 PM PST TUE DEC 15 2009

...A PACIFIC STORM WILL SLOWLY WIND DOWN OVER THE INLAND
NORTHWEST TONIGHT...

.ONE MORE BAND OF PRECIPITATION WILL MOVE EAST ACROSS EASTERN
WASHINGTON AND NORTH IDAHO OVERNIGHT. THIS WILL SPREAD ADDITIONAL
FREEZING RAIN AND SNOW ACROSS THE MOSES LAKE AREA...WESTERN UPPER
COLUMBIA BASIN...AND BRING ADDITIONAL HEAVY SNOWFALL TO THE
VALLEYS AND MOUNTAINS OF NORTHEASTERN WASHINGTON AND NORTH IDAHO.
HOWEVER...GENERALLY EAST OF MOSES LAKE AND SOUTH OF DEER PARK AND
COEUR DALENE...SNOW AND FREEZING RAIN HAS CHANGED TO
RAIN...ENDING THE WINTER STORM THREAT IN THESE AREAS.

IDZ002-WAZ036-042-160630-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T0600Z/
COEUR DALENE AREA-SPOKANE AREA-EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...COEUR DALENE...POST FALLS...
HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD...
LEAVENWORTH...MAZAMA...TWISP...WINTHROP...STEHEKIN...CONCONULLY...
BLEWETT PASS...LOUP LOUP PASS
928 PM PST TUE DEC 15 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
STORM WARNING. 

HEAVY SNOWFALL HAS ENDED OVER THE EAST SLOPES...WITH ONLY
SCATTERED SNOW SHOWERS EXPECTED THROUGH THE NIGHT AND MINIMAL
ACCUMULATIONS.

ACROSS THE SPOKANE AND COEUR DALENE AREAS...WARMER AIR HAS
CHANGED SNOW AND FREEZING RAIN TO PLAIN RAIN. THIS HAS ENDED THE
WINTER STORM THREAT FOR THE AREA.

$$

WAZ038-041-043-044-160630-
/O.CAN.KOTX.WW.Y.0040.000000T0000Z-091216T1200Z/
OKANOGAN HIGHLANDS-WENATCHEE AREA-OKANOGAN VALLEY-
WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM...
WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT...
BOULDER CREEK ROAD...SHERMAN PASS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...OMAK...OKANOGAN...BREWSTER...BRIDGEPORT...OROVILLE...
NESPELEM...DISAUTEL PASS...WATERVILLE...MANSFIELD...
BADGER MOUNTAIN ROAD
928 PM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

LIGHT SNOW SHOWERS WILL CONTINUE PERIODICALLY THROUGH THE
NIGHT WITH VERY LIGHT ACCUMULATIONS...HOWEVER THE VAST MAJORITY
OF THE HEAVY SNOWFALL HAS ENDED. AS SUCH...THE WINTER WEATHER
ADVISORY FOR SNOW HAS BEEN CANCELLED.

$$

IDZ001-WAZ037-161200-
/O.CON.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...
COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS...
SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD
928 PM PST TUE DEC 15 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 6 TO 10 INCHES ARE
  LIKELY IN THE VALLEYS AND 8 TO 16 INCHES IN THE MOUNTAINS. IN
  ADDITION EXPECT LOCAL AREAS OF RAIN AND FREEZING RAIN.

* TIMING: THROUGH WEDNESDAY MORNING.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... 
  PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD...COLVILLE... DEER 
  PARK...CHEWELAH...NEWPORT...KETTLE FALLS... 
  SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL 
  ROAD. 

* IMPACTS: SNOW WILL CREATE SLICK ROADS AND VERY HAZARDOUS 
  DRIVING CONDITIONS. MOUNTAIN PASSES WILL BECOME DIFFICULT TO 
  NAVIGATE. COMMUTING IN THE VALLEYS WILL REMAIN HAZARDOUS 
  THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ034-035-161200-
/O.CON.KOTX.WW.Y.0040.000000T0000Z-091216T1200Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...GRAND COULEE...WILBUR...COULEE CITY
928 PM PST TUE DEC 15 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

A WINTER WEATHER ADVISORY FOR REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY.

* SNOW ACCUMULATIONS: AN INCH OR LESS OF SNOW. A GLAZING OF ICE IS
  POSSIBLE FROM NEAR GRAND COULEE DAM THROUGH COULEE
  CITY...EPHRATA...AND MOSES LAKE.

* TIMING: PERIODS OF FREEZING RAIN AND LIGHT SNOW WILL CONTINUE
  THROUGH THE NIGHT. 

* LOCATIONS INCLUDE: WATERVILLE...MANSFIELD...BADGER MOUNTAIN 
  ROAD.

* WINDS: NORTH AROUND 5 MPH.

* IMPACTS: LIGHT FREEZING RAIN AND LIGHT SNOW WILL CONTINUE TO
  CREATE SLICK ROADS AND HAZARDOUS DRIVING CONDITIONS FOR THE
  EVENING COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
000 
WWUS46 KOTX 161202
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
402 AM PST WED DEC 16 2009

...ACCUMULATING SNOW COMING TO AN END...


IDZ001-162000-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
/O.NEW.KOTX.ZR.Y.0001.091216T1202Z-091216T2000Z/
NORTHERN PANHANDLE-
INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM...
BONNERS FERRY...PRIEST RIVER...SCHWEITZER MOUNTAIN ROAD
402 AM PST WED DEC 16 2009

...FREEZING RAIN ADVISORY IN EFFECT UNTIL NOON PST TODAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST TODAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 


* ICE ACCUMULATIONS: FREEZING DRIZZLE WILL CAUSE A LIGHT GLAZING
  OF ICE THIS MORNING. ADDITIONAL ICE ACCUMULATIONS BETWEEN 4 AM
  AND NOON WILL BE LESS THAN A TENTH OF AN INCH.

* TIMING: FREEZING DRIZZLE WILL BE POSSIBLE THROUGH NOON TODAY.
  TEMPERATURES WILL CLIMB ABOVE FREEZING OVER MOST OF NORTH IDAHO
  BY NOON.

* LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY...
  PRIEST RIVER.

* IMPACTS: EXPECT A GLAZING OF ICE ON STREETS...SIDEWALKS...AND
  CARS. SIDEWALKS...PORCHES...STEPS...AND DRIVEWAYS WILL GLAZE
  OVER QUICKLY...SO WALKERS SHOULD BE VERY CAREFUL.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.

&&

$$

WAZ037-161315-
/O.CAN.KOTX.WS.W.0031.000000T0000Z-091216T1200Z/
NORTHEAST MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...COLVILLE...DEER PARK...
CHEWELAH...NEWPORT...KETTLE FALLS...SPRINGDALE-HUNTERS ROAD...
ORIN-RICE ROAD...FLOWERY TRAIL ROAD
402 AM PST WED DEC 16 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
STORM WARNING. 

ADDITIONAL SNOW ACCUMULATION IN THE COLVILLE...KETTLE FALLS...AND
CHEWELAH AREAS WILL BE LESS THAN AN INCH TODAY.

$$

WAZ034-035-161315-
/O.CAN.KOTX.WW.Y.0040.000000T0000Z-091216T1200Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...GRAND COULEE...WILBUR...COULEE CITY
402 AM PST WED DEC 16 2009

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

THE THREAT FOR WIDESPREAD FREEZING RAIN...SLEET...AND SNOW HAS
ENDED. THERE MAY BE A FEW POCKETS OF LIGHT WINTRY PRECIPITATION
TODAY AND THIS EVENING...BUT PRECIPITATION AMOUNTS WILL NOT LIKELY
IMPACT TRAVEL.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Spokane, WA wrote its last area forecast discussion before this winter storm warning went out at Dec 14, 2:47 AM PST, 2 hours 1 minute earlier.

Area forecast discussion, Dec 14, 2:47 AM PST, 2 hours 1 minute before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPOKANE WA
247 AM PST MON DEC 14 2009

.SYNOPSIS...
A PAIR OF STORM SYSTEMS WILL BRING SIGNIFICANT SNOW TO MUCH OF
EASTERN WASHINGTON AND NORTHERN IDAHO. THE FIRST SYSTEM WILL
ARRIVE TONIGHT AND LINGER INTO TUESDAY MORNING. THE SECOND SYSTEM
WILL FOLLOW QUICKLY ON ITS HEALS TUESDAY NIGHT INTO WEDNESDAY
MORNING. THE MOST SIGNIFICANT SNOW OF THE SEASON SO FAR IS LIKELY
IN THE WENATCHEE...MOSES LAKE...AND SPOKANE AREAS.

&&

.DISCUSSION...

TODAY...WE HAVE BEEN WATCHING AN ELONGATED UPPER LEVEL TROUGH MOVE
DOWN THE SPINE OF THE CANADIAN ROCKIES OVERNIGHT. WIDESPREAD SNOW
SHOWERS HAVE RESULTED FROM THE COMBINATION OF COOLING ALOFT AND
UPSLOPE INTO THE MOUNTAINS OF THE IDAHO PANHANDLE. 500MB
TEMPERATURES AS COLD AS -34C AT 500MB HAVE CONTRIBUTED TO A
CONDITIONALLY UNSTABLE PROFILE IN THE 800-500MB LAYER. SOME OF THE
SNOW BANDS ON RADAR WERE RATHER IMPRESSIVE BETWEEN 06Z AND 09Z
WITH SOME OF THE HIGHEST REFLECTIVITY NEAR ST MARIES. A TRAINED
WEATHER SPOTTER REPORTED 4.5 INCHES OF SNOW AT 115AM...WHICH IS
PROBABLY ON THE HIGH END OF ACCUMULATIONS. TRAFFIC CAMERAS IN THE
SILVER VALLEY AND AROUND CLARKIA AND DEARY SUGGEST 1 TO 3 INCHES
OF ACCUMULATION. THE HEAVY SNOW BANDS SHOULD DWINDLE BY SUNRISE.
AS THE UPPER TROUGH TRANSLATES EAST...500MB TEMPERATURES WILL
MODERATE AND THE WESTERLY UPSLOPE IN THE 850-700MB LAYER WILL
WEAKEN. I WOULD EXPECT AN INCH OR LESS BETWEEN 12-18Z IN THE
CENTRAL PANHANDLE AND CAMAS PRAIRIE.

BY THIS AFTERNOON...BOTH THE NAM AND GFS FORECAST SOME LIGHT SNOW
ALONG A MID LEVEL WARM FRONT EXTENDING FROM THE SOUTHERN PANHANDLE
THROUGH THE PALOUSE. I THINK THAT THE PRECIPITATION GENERATED FROM
THE GFS IS TOO GENEROUS. I FAVOR THE LIGHTER AMOUNTS ON THE NAM
SINCE IT APPEARS TO HAVE INITIALIZED THE MID LEVEL MOISTURE OVER
SOUTHERN WASHINGTON BETTER COMPARED TO SATELLITE. /GKOCH

...SNOW TO IMPACT THE REGION MONDAY NIGHT THROUGH WEDNESDAY
MORNING. NUMEROUS WINTER HIGHLIGHTS HAVE BEEN POSTED...

MONDAY NIGHT THROUGH WEDNESDAY...THE SYNOPTIC PATTERN WILL
UNDERGO A MAJOR TRANSFORMATION WHICH INCLUDES THE DEVELOPMENT OF
A TROUGH OF LOW PRESSURE OFF THE COAST AND MOIST STREAM OF
SUBTROPICAL MOISTURE INTO THE PAC NW. SEVERAL WAVES PIVOTING
AROUND THE PARENT LOW OFF THE COAST WILL TRACK TO THE NORTHEAST
AND CONTINUE TO LIFT THE RICH MOISTURE OVER THE REGION KEEPING THE
WEATHER RATHER UNSETTLED...BUT INCREASINGLY WARMER OVER TIME.

WINTER HIGHLIGHTS HAVE BEEN POSTED TO ADDRESS SNOWFALL
IMPACTS REGARDING THE FIRST OF TWO WAVES WHICH WILL IMPACT THE
REGION (ACTUAL REMAIN ALONG OR JUST OFF THE COASTLINE) BUT LIFT A
SIGNIFICANT AMT OF MOISTURE OVER THE STAGNANT MODIFIED ARCTIC
AIRMASS CURRENTLY IN PLACE. OVERTIME...THE AIRMASS WILL BEGIN TO
SCOUR OUT ALLOWING PRECIPITATION TO TRANSITION FROM SNOW TO RAIN
BUT NOT BEFORE LIGHT TO MODERATE...LOCALLY HEAVY SNOWFALL
ACCUMULATIONS FALL. CROSS- SECTION ANALYSIS SUGGEST A RAPID
SATURATION OF THE AIRMASS AS DEEP LAYER ISENTROPIC OMEGA OVERTAKES
THE REGION LEADING TO SNOW QUICKLY DEVELOPING BTWN 00-06Z. THERE
IS STILL SOME UNCERTAINTY REGARDING HOW MUCH PRECIPITATION WILL
FALL WITH THE GFS AMONGST THE WETTEST SOLUTIONS AND SREF/EC THE
DRIEST. WITH THE EC/SREF HAVING A HISTORY OF BETTER
VERIFICATION...HAVE DECIDED TO TAKE A MIDDLE OF THE ROAD APPROACH
WHICH TRENDS TOWARD THE SREF/EC BUT TO A LESSER EXTREME. THIS HAS
RESULTED IN WIDESPREAD VALLEY SNOWFALL RANGING FROM 2 TO 4 INCHES
WITH HEAVIER AMTS CENTERED OVER THE EAST SLOPES...WATERVILLE
PLATEAU...AND WENATCHEE VALLEY WHERE EASTERLY GRADIENTS WILL ADD
TO THE ALREADY DEEP ISENTROPIC OMEGA. THE RESULT WAS A TIMEHEIGHT
PLOT OVER KEAT WHICH INDICATED 12 STRONG HOURS...ROUGHLY FROM
00-12Z WHICH DEEP OMEGA THROUGH THE DENDRITIC LAYER...YIELDING THE
HIGHEST SNOW-TO-LIQUID RATIOS...AND SNOWFALL AMTS RANGING FROM 4
TO 7 INCHES WITH SLIGHTLY HIGHER AMTS NEAR THE CREST...THUS A
WARNING HAS BEEN POSTED WITH THE EXCEPTION OF THE EAST SLOPES
WHERE OUT LOCAL CRITERIA IS HIGHER.

FOR THE REMAINDER OF THE ZONES...THE INITIAL WAVE OF MOISTURE WILL
LEAD TO WIDESPREAD 2 TO 4 INCHES WITH HIGHER AMTS IN THE
MOUNTAINS. MODEL QPF AMTS HAVE BACKED OFF SLIGHTLY ONLY SUGGESTING
A QUARTER TO THIRD OF AN INCH WITH THIS INITIAL WAVE AND WITH SNOW
LEVELS RISING AND SNOW RATIOS DECREASING...I FELT AN ADVISORY FIT
THE PROFILE OVER A WARNING.

THE SECOND WAVE OF MOISTURE WILL QUICKLY FOLLOW NEARLY 6 TO 8
HOURS AFTER THE FIRST WAVE BRINGING A MUCH WARMER AIRMASS AND
RICHER MOISTURE PLUME WHICH WILL BRING HIGHER LIQUID AMTS ACROSS
THE REGION THAN THE FIRST WAVE BUT ALSO HIGHER SNOW LEVELS.
HOWEVER...BY THIS TIME (IE TUESDAY NT)...THE WARMER AIR WILL HAVE
WORKED ITS WAY UP MUCH OF THE EASTERN ZONES AND WILL CONTINUE TO
WORK ON THE COOLER AIR DAMMED OVER THE WEST. I THINK WE SEE P-TYPE
REMAIN SNOW FOR THE WENATCHEE AND OMAK VALLEYS UNTIL LATE TUESDAY
WITH OMAK POSSIBLY NEVER CHANGING OVER. THIS SECOND WAVE WILL
BRING SIGNIFICANT ACCUMULATIONS TO THE MTNS OF NE WASHINGTON AND
IDAHO PANHANDLE AND POSSIBLE ANOTHER ROUND OF ADVISORY AMTS FOR
THE VALLEYS PENDING WHEN THE SNOW TO RAIN TRANSITION OCCURS.

OVERALL...THERE WILL BE SIGNIFICANT TRAVEL DIFFICULTIES ON MONDAY
NIGHT AND EARLY TUESDAY WITH CONDITIONS IMPROVING FROM EAST TO
WEST AS WARMER AIR FLOODS INTO THE REGION. SNOWFALL TOTALS POSTED
ON THE WEATHER STORY CONTAIN AMTS DEALING WITH TWO DIFFERENT WAVES
WHICH WILL IMPACT THE REGION OVER A 30 HOUR PERIOD. TRAVEL ALONG
ALL MTN PASSES WILL BE DIFFICULT AND DANGEROUS AT TIMES BUT ARE
EXPECTED TO IMPROVE BY LATTER TUESDAY INTO WEDNESDAY AS SNOW
LEVELS INCR TO AT LEAST PASS LEVELS RESULTING IN RAIN OR WET NON-
ACCUMULATING SNOWS. /SB

WEDNESDAY THROUGH THE WEEKEND...OROGRAPHIC PRECIPITATION WILL
LINGER WEDNESDAY INTO EARLY THURSDAY AS MOIST SOUTHWESTERLY FLOW
PERSISTS OVER THE PACIFIC NORTHWEST. ACCUMULATING SNOW WILL BE
LIMITED TO THE HIGH ELEVATIONS AS SNOW LEVELS RISE WELL ABOVE THE
VALLEY FLOORS WEDNESDAY MORNING. THE 00Z ECMWF...00Z GEM...AND GFS
ENSEMBLE FAVORED A RIDGE THURSDAY THROUGH THE WEEKEND. THE
OPERATIONAL RUN OF THE GFS WAS AN OUTLIER KEEPING THE RIDGE
FLATTER. PRECIPITATION CHANCES WERE TRENDED DOWNWARD THURSDAY
INTO THE WEEKEND. IT LOOKS LIKE A FAVORABLE STRATUS SETUP FOR THE
EAST SLOPES...UPPER BASIN...AND NORTHERN VALLEYS WITH WEAK LOW
LEVEL FLOW AND ABUNDANT BOUNDARY LAYER MOISTURE. A LIGHT LOW LEVEL
SOUTHEASTERLY FLOW OFTEN LOCKS PLACES LIKE
OMAK...WENATCHEE...MOSES LAKE AND THE WATERVILLE PLATEAU IN THICK
LOW CLOUDS. /GKOCH

&&

.AVIATION...
A WEAK FRONTAL BOUNDARY WILL DROP THROUGH THE AREA OVERNIGHT INTO
MONDAY MORNING BRINGING -SN TO THE EASTERN TAF SITES.  VSBYS/CIGS
SHOULD BE MAINLY MVFR/VFR GIVEN LIGHT INTENSITY OF EXPECTED -SN.
FOR KEAT/KMWH DRY CONDITIONS WITH VFR CONDITIONS ARE EXPECTED BUT A
MOIST LOW LEVEL AIR MASS COULD LEAD TO LOCAL MVFR/IFR CONDITIONS.  A
STRONGER SYSTEM WILL SPREAD WIDESPREAD -SN ACROSS THE AREA BEGINNING
AT KEAT/KMWH NEAR 23Z-00Z AND THEN SPREADING EAST.  JW

&&

.PRELIMINARY POINT TEMPS/POPS...
SPOKANE        24  23  31  30  35  31 /  10 100 100  90  60  60
COEUR DALENE  25  23  31  29  35  31 /  20  90 100  90  70  70
PULLMAN        29  27  35  33  38  34 /  50  70  90  80  50  50
LEWISTON       32  32  41  39  45  36 /  40  50  80  60  30  30
COLVILLE       25  19  29  28  36  33 /  10 100 100 100  80  70
SANDPOINT      24  17  28  27  32  30 /  20 100 100 100  80  80
KELLOGG        24  22  32  30  37  31 /  90  80 100 100  70  80
MOSES LAKE     28  22  29  28  36  28 /  10  90  60  80  40  30
WENATCHEE      26  20  26  26  32  30 /  10 100  70  80  40  30
OMAK           24  15  25  24  36  30 /  10 100  60  90  60  40

&&

.OTX WATCHES/WARNINGS/ADVISORIES...
ID...WINTER WEATHER ADVISORY FROM 4 PM THIS AFTERNOON TO 10 AM PST
     TUESDAY FOR COEUR DALENE AREA...IDAHO PALOUSE.

     WINTER WEATHER ADVISORY FROM 7 PM THIS EVENING TO 10 PM PST
     TUESDAY FOR CENTRAL PANHANDLE MOUNTAINS...NORTHERN
     PANHANDLE.

WA...WINTER WEATHER ADVISORY FROM 4 PM THIS AFTERNOON TO 10 PM PST
     TUESDAY FOR MOSES LAKE AREA...OKANOGAN HIGHLANDS...OKANOGAN
     VALLEY.

     WINTER WEATHER ADVISORY FROM 4 PM THIS AFTERNOON TO 10 AM PST
     TUESDAY FOR SPOKANE AREA...UPPER COLUMBIA BASIN...
     WASHINGTON PALOUSE.

     WINTER WEATHER ADVISORY FROM 7 PM THIS EVENING TO 10 PM PST
     TUESDAY FOR NORTHEAST MOUNTAINS.

     WINTER STORM WARNING FROM 4 PM THIS AFTERNOON TO 10 PM PST
     TUESDAY FOR WATERVILLE PLATEAU...WENATCHEE AREA.

     WINTER WEATHER ADVISORY FROM 4 PM THIS AFTERNOON TO 10 PM PST
     TUESDAY FOR EAST SLOPES NORTHERN CASCADES.

&&
Hazardous weather outlook, Dec 13, 6:30 AM PST, 22 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPOKANE WA
630 AM PST SUN DEC 13 2009

IDZ001-004-WAZ037-038-141500-
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-
630 AM PST SUN DEC 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO...
NORTH CENTRAL WASHINGTON AND NORTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW ACCUMULATIONS WILL BE POSSIBLE TONIGHT FOR THE
MOUNTAINS AND VALLEYS OF THE NORTHERN AND CENTRAL IDAHO PANHANDLE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SIGNIFICANT SNOW ACCUMULATIONS WILL BE POSSIBLE IN THE MOUNTAINS
AND VALLEYS FROM MONDAY NIGHT THROUGH EARLY WEDNESDAY. THE ARRIVAL
OF WARMER AIR ON WEDNESDAY WILL CHANGE THE SNOW TO RAIN IN THE
VALLEYS.

IDZ003-026-027-WAZ031>033-141500-
IDAHO PALOUSE-LEWISTON AREA-LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
NORTHEAST BLUE MOUNTAINS-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
630 AM PST SUN DEC 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO...
NORTH CENTRAL IDAHO AND SOUTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

ACCUMULATING SNOW WILL COME TO AN END BY MID TO LATE MORNING IN
THE NORTHEAST BLUE MOUNTAINS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

ACCUMULATING SNOW WILL BE POSSIBLE MONDAY NIGHT AND EARLY TUESDAY
BEFORE PRECIPITATION TRANSITIONS OVER TO ALL RAIN TUESDAY MORNING.
LOCALLY HEAVY SNOW WILL BE LIKELY IN THE HIGH ELEVATIONS OF THE
NORTHERN BLUE MOUNTAINS.

IDZ002-WAZ034>036-141500-
COEUR DALENE AREA-MOSES LAKE AREA-UPPER COLUMBIA BASIN-
SPOKANE AREA-
630 AM PST SUN DEC 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO...
EAST CENTRAL WASHINGTON AND NORTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW SHOWERS WILL BE POSSIBLE TONIGHT. SIGNIFICANT
ACCUMULATIONS ARE NOT ANTICIPATED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SIGNIFICANT LOW ELEVATION SNOW ACCUMULATIONS WILL BE POSSIBLE
MONDAY NIGHT THROUGH MIDDAY TUESDAY. THE ARRIVAL OF WARMER AIR
ON TUESDAY WILL CHANGE SNOW TO RAIN. THE HEAVIEST SNOWFALL
AMOUNTS ARE EXPECTED ALONG THE UPPER REACHES OF THE COLUMBIA BASIN
ALONG THE HWY 2 CORRIDOR.

WAZ041>044-141500-
WENATCHEE AREA-EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-
WATERVILLE PLATEAU-
630 AM PST SUN DEC 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
WASHINGTON AND NORTH CENTRAL WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW SHOWERS WILL BE POSSIBLE TONIGHT...MAINLY OVER THE
MOUNTAINS. SIGNIFICANT ACCUMULATIONS ARE NOT ANTICIPATED AT THIS
TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SIGNIFICANT LOW ELEVATION SNOW ACCUMULATIONS WILL BE POSSIBLE
MONDAY NIGHT THROUGH WEDNESDAY OVER THE WATERVILLE PLATEAU...THE
OKANOGAN VALLEY...AND ALONG THE EAST SLOPES OF THE NORTH
WASHINGTON CASCADES. THE ARRIVAL OF WARMER AIR ON TUESDAY NIGHT
INTO WEDNESDAY WILL CHANGE SNOW TO RAIN IN THE VALLEYS.

FOR THE HIGH ELEVATIONS OF THE NORTHERN CASCADES...SEVERAL ROUNDS
OF HEAVY SNOW APPEAR LIKELY THIS WEEK. SNOW LEVELS ARE EXPECTED TO
RISE SIGNIFICANTLY BY WEDNESDAY...AND SHOULD LIMIT ACCUMULATIONS
IN THE PASSES. UNTIL THE SNOW LEVELS RISE ON WEDNESDAY...TRAVEL
THROUGH THE PASSES MAY BE DANGEROUS.

In the hours before

Local storm report, Dec 14, 1:20 AM PST, 3 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
120 AM PST MON DEC 14 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0115 AM     HEAVY SNOW       3 S ST. MARIES          47.27N 116.58W
12/14/2009  M4.5 INCH        BENEWAH            ID   TRAINED SPOTTER

            4.5 INCHES IN 4 HOURS.

&&

RB

The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 14, 4:48 AM PSTWinter Weather AdvisoryOTXAdams, Asotin, Chelan, Douglas, Ferry, Garfield and 7 more47 hr

Nearby

Winter Storm Warnings in Washington, 2009Winter Storm Warnings in Idaho, 2009Every winter storm warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.