Alert archive / Washington / Winter Storm Warnings in 2006

Winter Storm Warning 2, NWS Spokane, WA

January 12, 20065 counties in Washington; Bonner County, Boundary County, Kootenai County, Idaho

NWS Spokane, WA issued this winter storm warning at Jan 12, 2006, 12:45 PM PST for 5 counties in Washington; Bonner County, Boundary County, Kootenai County, Idaho. It took effect at Jan 12, 2006, 10:00 PM PST. It was in force for 30 hr. 9 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
Jan 12, 2006, 12:45 PM PST (20:45 UTC)
In effect from
Jan 12, 2006, 10:00 PM PST
Expired
Jan 14, 2006, 3:49 AM PST
In force
30 hr
Issued by
NWS Spokane, WA

Counties Bonner County, ID, Boundary County, ID, Kootenai County, ID, Ferry County, WA, Okanogan County, WA, Pend Oreille County, WA, Spokane County, WA, Stevens County, WA

The radar

The Spokane radar (KOTX), 68 km from the middle of the area, began a volume at 20:46 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
Jan 13, 8:45 AM PSTHEAVY SNOW 41 Se Molson, WAOKANOGAN 44
Jan 13, 8:50 AM PSTHEAVY SNOW 77 Wnw Okanogan, WAOKANOGAN 23
Jan 13, 9:00 AM PSTHEAVY SNOW 62 S Malott, WAOKANOGAN 15
Jan 13, 12:00 PM PSTHEAVY SNOW 012 Ese Ione, WASNOTEL BUNCHGRASS MEADOW SINCE 10 PM 1/12
Jan 13, 12:00 PM PSTHEAVY SNOW 67 W Inchelium, WAFERRY 9. AT REPORT, SNOW TURNED TO DRIZZLE. HEAVY WET SNOW WEIGHING DOWN TREE BRANCHES. A FEW POWER OUTAGES WERE REPORTED.
Jan 13, 12:00 PM PSTHEAVY SNOW 7.216 Nw Mazama, WASNOTEL HARTS PASS SINCE 10 PM 1/12
Jan 13, 12:00 PM PSTHEAVY SNOW 8.77 Nnw Sandpoint, IDSNOTEL SCHWEITZER SADDLE SINCE 10 PM 1/12
Jan 13, 1:00 PM PSTHEAVY SNOW 7.710 Ene East Hope, IDSNOTEL BEAR MOUNTAIN SINCE 10 PM 1/12
Jan 13, 1:00 PM PSTHEAVY SNOW 8.67 Ssw Clark Fork, IDSNOTEL MOSQUITO RIDGE SINCE 10 PM 1/12

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, 8.8 hours before the alert went out and 109 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 2006-01-12Temperature 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 km15 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 2006-01-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939587897117136156Sfc1 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
866 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
56 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 122045
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1245 PM PST THU JAN 12 2006

IDZ001-WAZ037-130400-
/O.UPG.KOTX.WS.A.0003.060113T0600Z-060114T0000Z/
/O.NEW.KOTX.WS.W.0002.060113T0600Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
1245 PM PST THU JAN 12 2006

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
PST SATURDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING ABOVE 4000 FEET...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST SATURDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH FRIDAY NIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE
4000 FEET WILL BE 10 TO 16 INCHES DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY IN
VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH THURSDAY MORNING. SNOW WILL
RAPIDLY CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT.
VALLEYS NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF
SIGNIFICANT ACCUMULATIONS. THIS INCLUDES THE TOWNS OF
NORTHPORT...METALINE FALLS AND BONNERS FERRY.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ038-130400-
/O.UPG.KOTX.WS.A.0003.060113T0600Z-060114T0000Z/
/O.NEW.KOTX.WS.W.0002.060113T0600Z-060114T0000Z/
OKANOGAN HIGHLANDS-
INCLUDING THE CITIES OF...REPUBLIC...INCHELIUM
1245 PM PST THU JAN 12 2006

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST FRIDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING ABOVE 4000 FEET...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 PM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF THE OKANOGAN HIGHLANDS THROUGH FRIDAY AFTERNOON. STORM
TOTAL SNOWFALL ACCUMULATIONS ABOVE 4000 FEET WILL BE 8 TO 14 INCHES
DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY IN
VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH THURSDAY MORNING. SNOW WILL
RAPIDLY CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT.
VALLEYS NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF
SIGNIFICANT ACCUMULATIONS. THIS INCLUDES THE TOWNS OF
LAURIER...DANVILLE...CURLEW AND CHESAW.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ041-044-130400-
/O.UPG.KOTX.WS.A.0003.060113T0000Z-060113T1500Z/
/O.EXB.KOTX.SN.Y.0006.060112T2045Z-060113T1800Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...WATERVILLE...MANSFIELD
1245 PM PST THU JAN 12 2006

...SNOW ADVISORY IN EFFECT UNTIL 10 AM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST FRIDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
WENATCHEE AND WATERVILLE PLATEAU AREA THROUGH FRIDAY MORNING.

RADAR INDICATES PRECIPITATION HAS ALREADY BEGUN TO FALL EAST OF THE
CASCADE MOUNTAINS THIS AFTERNOON. LOCATIONS BELOW 1500 FEET CAN
EXPECT PERIODS OF RAIN OVERNIGHT. ABOVE 1500 FEET SNOWFALL TOTALS
WILL REACH 2 TO 3 INCHES BY 10 AM FRIDAY MORNING BEFORE SNOW
LEVELS RISE AND A CHANGE OVER TO RAIN TAKES PLACE. 

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

$$

WAZ043-130400-
/O.UPG.KOTX.WS.A.0003.060113T0000Z-060113T1500Z/
/O.EXB.KOTX.SN.Y.0006.060113T0000Z-060114T0000Z/
OKANOGAN VALLEY-
INCLUDING THE CITIES OF...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE
1245 PM PST THU JAN 12 2006

...SNOW ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST
FRIDAY...

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

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
PORTIONS OF THE OKANOGAN VALLEY THROUGH FRIDAY AFTERNOON.

PRECIPITATION IS EXPECTED TO BEGIN EARLY THIS EVENING. LOCATIONS BELOW
1500 FEET CAN EXPECT PERIODS OF RAIN OVERNIGHT. ABOVE 1500 FEET SNOWFALL
TOTALS WILL REACH 3 TO 5 INCHES BY 4 PM FRIDAY AFTERNOON.

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

$$

WAZ042-130400-
/O.EXT.KOTX.SN.Y.0006.060112T2045Z-060114T0000Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE CITIES OF...LEAVENWORTH...MAZAMA...TWISP...WINTHROP
1245 PM PST THU JAN 12 2006

...SNOW ADVISORY NOW IN EFFECT UNTIL 4 PM PST FRIDAY...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF SNOW TO THE EAST
SLOPES OF THE NORTH CASCADES THROUGH FRIDAY AFTERNOON. TOTAL
SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED IN HIGHER
TERRAIN NEAR THE CREST. SNOWFALL TOTALS OF 3 TO 6 INCHES CAN BE
EXPECTED OVER PORTIONS OF UPPER METHOW VALLEY... LAKE CHELAN...AND
NEAR LAKE WENATCHEE. LOCATIONS BELOW 1500 FEET ELEVATION CAN
EXPECT A RAIN AND SNOW MIX WITH LITTLE OR NO ACCUMULATIONS. 

A SNOW ADVISORY 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 130047 CCA
WSWOTX

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SPOKANE WA
444 PM PST THU JAN 12 2006

IDZ001-WAZ037-130800-
/O.UPG.KOTX.WS.A.0003.060113T0600Z-060114T0000Z/
/O.COR.KOTX.WS.W.0002.060113T0600Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
444 PM PST THU JAN 12 2006

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
PST SATURDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING ABOVE 4000 FEET...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST SATURDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH FRIDAY NIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE
4000 FEET WILL BE 10 TO 16 INCHES DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY IN
VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH FRIDAY MORNING. SNOW WILL
RAPIDLY CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT.
VALLEYS NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF
SIGNIFICANT ACCUMULATIONS. THIS INCLUDES THE TOWNS OF
NORTHPORT...METALINE FALLS AND BONNERS FERRY.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ038-130800-
/O.UPG.KOTX.WS.A.0003.060113T0600Z-060114T0000Z/
/O.COR.KOTX.WS.W.0002.060113T0600Z-060114T0000Z/
OKANOGAN HIGHLANDS-
INCLUDING THE CITIES OF...REPUBLIC...INCHELIUM
444 PM PST THU JAN 12 2006

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
PST FRIDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING ABOVE 4000 FEET...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 PM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF THE OKANOGAN HIGHLANDS THROUGH FRIDAY AFTERNOON. STORM
TOTAL SNOWFALL ACCUMULATIONS ABOVE 4000 FEET WILL BE 8 TO 14 INCHES
DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY IN
VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH FRIDAY MORNING. SNOW WILL RAPIDLY
CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT. VALLEYS
NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF SIGNIFICANT
ACCUMULATIONS. THIS INCLUDES THE TOWNS OF
LAURIER...DANVILLE...CURLEW AND CHESAW.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ041-044-130800-
/O.UPG.KOTX.WS.A.0003.000000T0000Z-060113T1500Z/
/O.EXB.KOTX.SN.Y.0006.060113T0044Z-060113T1800Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...WATERVILLE...MANSFIELD
444 PM PST THU JAN 12 2006

...SNOW ADVISORY IN EFFECT UNTIL 10 AM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST FRIDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT. 

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
WENATCHEE AND WATERVILLE PLATEAU AREA THROUGH FRIDAY MORNING.

RADAR INDICATES PRECIPITATION HAS ALREADY BEGUN TO FALL EAST OF THE
CASCADE MOUNTAINS THIS AFTERNOON. LOCATIONS BELOW 1500 FEET CAN
EXPECT PERIODS OF RAIN OVERNIGHT. ABOVE 1500 FEET SNOWFALL TOTALS
WILL REACH 2 TO 3 INCHES BY 10 AM FRIDAY MORNING BEFORE SNOW
LEVELS RISE AND A CHANGE OVER TO RAIN TAKES PLACE. 

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

$$

WAZ043-130800-
/O.UPG.KOTX.WS.A.0003.000000T0000Z-060113T1500Z/
/O.EXB.KOTX.SN.Y.0006.060113T0044Z-060114T0000Z/
OKANOGAN VALLEY-
INCLUDING THE CITIES OF...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE
444 PM PST THU JAN 12 2006

...SNOW ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST
FRIDAY...

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

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
PORTIONS OF THE OKANOGAN VALLEY THROUGH FRIDAY AFTERNOON.

PRECIPITATION IS EXPECTED TO BEGIN EARLY THIS EVENING. LOCATIONS BELOW
1500 FEET CAN EXPECT PERIODS OF RAIN OVERNIGHT. ABOVE 1500 FEET SNOWFALL
TOTALS WILL REACH 3 TO 5 INCHES BY 4 PM FRIDAY AFTERNOON.

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

$$

WAZ042-130800-
/O.EXT.KOTX.SN.Y.0006.060113T0044Z-060114T0000Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE CITIES OF...LEAVENWORTH...MAZAMA...TWISP...WINTHROP
444 PM PST THU JAN 12 2006

...SNOW ADVISORY NOW IN EFFECT UNTIL 4 PM PST FRIDAY...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF SNOW TO THE EAST
SLOPES OF THE NORTH CASCADES THROUGH FRIDAY AFTERNOON. TOTAL
SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED IN HIGHER
TERRAIN NEAR THE CREST. SNOWFALL TOTALS OF 3 TO 6 INCHES CAN BE
EXPECTED OVER PORTIONS OF UPPER METHOW VALLEY... LAKE CHELAN...AND
NEAR LAKE WENATCHEE. LOCATIONS BELOW 1500 FEET ELEVATION CAN
EXPECT A RAIN AND SNOW MIX WITH LITTLE OR NO ACCUMULATIONS. 

A SNOW ADVISORY 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 130346
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
746 PM PST THU JAN 12 2006

IDZ001-WAZ037-131200-
/O.CON.KOTX.WS.W.0002.060113T0600Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
746 PM PST THU JAN 12 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 AM PST SATURDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH FRIDAY NIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE
4000 FEET WILL BE 10 TO 16 INCHES DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY 
IN VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH FRIDAY MORNING. SNOW WILL
RAPIDLY CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT.
VALLEYS NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF
SIGNIFICANT ACCUMULATIONS. THIS INCLUDES THE TOWNS OF NORTHPORT...
METALINE FALLS AND BONNERS FERRY.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ038-131200-
/O.CON.KOTX.WS.W.0002.060113T0600Z-060114T0000Z/
OKANOGAN HIGHLANDS-
INCLUDING THE CITIES OF...REPUBLIC...INCHELIUM
746 PM PST THU JAN 12 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 PM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF THE OKANOGAN HIGHLANDS THROUGH FRIDAY AFTERNOON.
STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE 4000 FEET WILL BE 8 TO
14 INCHES DURING THIS PERIOD.

ELEVATIONS BELOW 4000 FEET WILL SEE SNOWFALL OVERNIGHT THURSDAY
IN VALLEYS WHERE TEMPERATURES REMAIN NEAR OR BELOW FREEZING. SNOW
LEVELS ARE EXPECTED TO BE NEAR 1500 FEET WITH 2 TO 4 INCHES OF
ACCUMULATION ABOVE THIS LEVEL THROUGH FRIDAY MORNING. SNOW WILL
RAPIDLY CHANGE TO RAIN AS SNOW LEVELS RISE BEHIND A WARM FRONT.
VALLEYS NEAR THE CANADIAN BORDER STAND THE GREATEST CHANCE OF
SIGNIFICANT ACCUMULATIONS. THIS INCLUDES THE TOWNS OF LAURIER...
DANVILLE...CURLEW AND CHESAW.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ042-131200-
/O.CON.KOTX.SN.Y.0006.000000T0000Z-060114T0000Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE CITIES OF...LEAVENWORTH...MAZAMA...TWISP...WINTHROP
746 PM PST THU JAN 12 2006

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF SNOW TO THE EAST
SLOPES OF THE NORTH CASCADES THROUGH FRIDAY AFTERNOON. TOTAL
SNOWFALL ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED IN HIGHER
TERRAIN NEAR THE CREST. SNOWFALL TOTALS OF 3 TO 6 INCHES CAN BE
EXPECTED OVER PORTIONS OF UPPER METHOW VALLEY... LAKE CHELAN...
AND NEAR LAKE WENATCHEE. LOCATIONS BELOW 1500 FEET ELEVATION CAN
EXPECT A RAIN AND SNOW MIX WITH LITTLE OR NO ACCUMULATIONS.

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

$$

WAZ041-044-131200-
/O.CON.KOTX.SN.Y.0006.000000T0000Z-060113T1800Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...WATERVILLE...MANSFIELD
746 PM PST THU JAN 12 2006

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
WENATCHEE AND WATERVILLE PLATEAU AREA THROUGH FRIDAY MORNING.

LOCATIONS BELOW 1500 FEET CAN EXPECT PERIODS OF RAIN OVERNIGHT.
ABOVE 1500 FEET SNOWFALL TOTALS WILL REACH 2 TO 3 INCHES BY 10 AM
FRIDAY MORNING BEFORE SNOW LEVELS RISE AND A CHANGE OVER TO RAIN
TAKES PLACE.

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

$$

WAZ043-131200-
/O.CON.KOTX.SN.Y.0006.000000T0000Z-060114T0000Z/
OKANOGAN VALLEY-
INCLUDING THE CITIES OF...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE
746 PM PST THU JAN 12 2006

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY. 

A MOIST PACIFIC STORM WILL DELIVER SIGNIFICANT SNOWFALL TO THE
PORTIONS OF THE OKANOGAN VALLEY THROUGH FRIDAY AFTERNOON.

LOCATIONS BELOW 1500 FEET CAN EXPECT PERIODS OF RAIN OVERNIGHT.
ABOVE 1500 FEET SNOWFALL TOTALS WILL REACH 3 TO 5 INCHES BY 4 PM
FRIDAY AFTERNOON.

A SNOW ADVISORY 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 131203
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
403 AM PST FRI JAN 13 2006

WAZ041-044-131315-
/O.CAN.KOTX.SN.Y.0006.000000T0000Z-060113T1800Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...WATERVILLE...MANSFIELD
403 AM PST FRI JAN 13 2006

...SNOW ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE SNOW
ADVISORY. FOLLOWING OVERNIGHT SNOW ACCUMULATIONS OF 1 TO 3 INCHES
ABOVE 1500 FEET...ONLY MINOR SNOW ACCUMULATIONS CAN BE EXPECTED
ABOVE 2000 FEET THIS MORNING.  

$$

WAZ043-132015-
/O.UPG.KOTX.SN.Y.0006.000000T0000Z-060114T0000Z/
/O.NEW.KOTX.HS.W.0001.060113T1203Z-060114T0000Z/
OKANOGAN VALLEY-
INCLUDING THE CITIES OF...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE
403 AM PST FRI JAN 13 2006

...HEAVY SNOW WARNING IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
ABOVE 2000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A HEAVY SNOW
WARNING ABOVE 2000 FEET...WHICH IS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. THE SNOW ADVISORY IS NO LONGER IN EFFECT. 

EXPECT STORM TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES ABOVE 2000
FEET...WITH 2 TO 4 INCHES ABOVE 1000 FEET. 

A HEAVY SNOW WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST
THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF
YOU MUST...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

$$

IDZ001-WAZ037-132015-
/O.CON.KOTX.WS.W.0002.000000T0000Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
403 AM PST FRI JAN 13 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 AM PST SATURDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH TONIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE 4000
FEET WILL BE 11 TO 18 INCHES DURING THIS PERIOD.

EXPECT 2 TO 5 INCHES OF SNOW ABOVE 2000 FEET THIS MORNING...EXCEPT
ABOVE 1500 FEET CLOSER TO THE CANADIAN BORDER...BEFORE THE SNOW
CHANGES TO RAIN. IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS
TO 30 MPH IN THE MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT
TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ038-132015-
/O.CON.KOTX.WS.W.0002.000000T0000Z-060114T0000Z/
OKANOGAN HIGHLANDS-
INCLUDING THE CITIES OF...REPUBLIC...INCHELIUM
403 AM PST FRI JAN 13 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 PM PST THIS AFTERNOON. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH TONIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE 4000
FEET WILL BE 10 TO 16 INCHES DURING THIS PERIOD. 

EXPECT 3 TO 6 INCHES OF SNOW ABOVE 1500 FEET THIS MORNING BEFORE
THE SNOW CHANGES TO RAIN. VALLEYS NEAR THE CANADIAN BORDER STAND
THE GREATEST CHANCE OF SIGNIFICANT ACCUMULATIONS. THIS INCLUDES
THE TOWNS OF LAURIER... DANVILLE...CURLEW AND CHESAW.

IN ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

WAZ042-132015-
/O.CON.KOTX.SN.Y.0006.000000T0000Z-060114T0000Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE CITIES OF...LEAVENWORTH...MAZAMA...TWISP...WINTHROP
403 AM PST FRI JAN 13 2006

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

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

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF SNOW TO THE EAST
SLOPES OF THE NORTH CASCADES THROUGH TODAY. TOTAL SNOWFALL
ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED IN THE HIGHER
TERRAIN NEAR THE CASCADE CREST. SNOWFALL TOTALS OF 3 TO 6 INCHES
CAN BE EXPECTED IN THE LOWER VALLEYS ABOVE 1500 FEET.

A SNOW ADVISORY 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 131803
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1003 AM PST FRI JAN 13 2006

WAZ043-131915-
/O.CAN.KOTX.HS.W.0001.000000T0000Z-060114T0000Z/
OKANOGAN VALLEY-
INCLUDING THE CITIES OF...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE
1003 AM PST FRI JAN 13 2006

...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE HEAVY
SNOW WARNING FOR THE OKANOGAN VALLEY. 

SNOW LEVELS HAS INCREASED TO OVER 3000 FEET EARLY THIS MORNING AND
SNOW HAS CHANGED OVER TO RAIN IN MOST AREAS. WEATHER SPOTTERS IN
THE AREA HAVE REPORTED SNOWFALL ACCUMULATIONS FROM 1 TO 6 INCHES
OVERNIGHT.

$$

WAZ038-131915-
/O.CAN.KOTX.WS.W.0002.000000T0000Z-060114T0000Z/
OKANOGAN HIGHLANDS-
INCLUDING THE CITIES OF...REPUBLIC...INCHELIUM
1003 AM PST FRI JAN 13 2006

...WINTER STORM WARNING IS CANCELLED...

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

SNOW LEVELS HAS INCREASED TO OVER 3000 FEET EARLY THIS MORNING AND
SNOW HAS CHANGED OVER TO RAIN IN MOST VALLEY LOCATIONS. THE
MOUNTAINS ABOVE 3000 FEET WILL CONTINUE TO GET LIGHT SNOW THROUGH
TODAY. HOWEVER...THE THREAT OF HEAVY SNOW ACCUMULATIONS HAS ENDED. 
WEATHER SPOTTERS IN THE AREA HAVE REPORTED SNOWFALL ACCUMULATIONS
FROM 2 TO 4 INCHES OVERNIGHT AT ELEVATIONS AROUND 3000 FEET. 
 

$$

WAZ042-131915-
/O.CAN.KOTX.SN.Y.0006.000000T0000Z-060114T0000Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE CITIES OF...LEAVENWORTH...MAZAMA...TWISP...WINTHROP
1003 AM PST FRI JAN 13 2006

...SNOW ADVISORY IS CANCELLED...

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

SNOW LEVELS WILL SLOWLY INCREASED THIS MORNING TO AROUND 3000 FEET
CHANGING SNOW OVER TO RAIN IN MOST VALLEY LOCATIONS. THE MOUNTAINS
ABOVE 3000 FEET WILL CONTINUE TO GET LIGHT SNOW THROUGH TODAY.
HOWEVER...THE THREAT OF HEAVY SNOW ACCUMULATIONS HAS ENDED.
WEATHER SPOTTERS IN THE AREA HAVE REPORTED SNOWFALL ACCUMULATIONS
FROM 2 TO 6 INCHES IN VALLEY LOCATIONS NEAR THE CREST. 

$$

IDZ001-WAZ037-140000-
/O.CON.KOTX.WS.W.0002.000000T0000Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
1003 AM PST FRI JAN 13 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 AM PST SATURDAY. 

A MOIST PACIFIC STORM WILL DELIVER PERIODS OF HEAVY SNOW TO THE
MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE
THROUGH TONIGHT. STORM TOTAL SNOWFALL ACCUMULATIONS ABOVE
4000 FEET WILL BE 11 TO 18 INCHES DURING THIS PERIOD.

SNOW LEVELS HAVE INCREASED TO ABOVE 3000 FEET THIS MORNING. THIS
HAS CHANGED SNOW OVER TO RAIN IN MOST VALLEY LOCATIONS. IN
ADDITION WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$
000 
WWUS46 KOTX 132221
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
221 PM PST FRI JAN 13 2006

IDZ001-WAZ037-140630-
/O.CON.KOTX.WS.W.0002.000000T0000Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
221 PM PST FRI JAN 13 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 AM PST SATURDAY. 

A MOIST PACIFIC STORM CONTINUES TO DELIVER PERIODS OF HEAVY SNOW TO
THE MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO
PANHANDLE. SNOW LEVELS HAVE INCREASED TO 5000 FEET DURING THE DAY
FRIDAY...BUT WILL FALL BACK DOWN TO 4000 FEET OVERNIGHT.
OBSERVATIONS FROM HIGH MOUNTAIN MEASURING EQUIPMENT INDICATE 7 TO
13 INCHES OF SNOWFALL HAS ALREADY FALLEN. AN ADDITIONAL 4 TO 8
INCHES CAN BE EXPECTED ABOVE 4000 FEET BEFORE THE SNOW TAPERS OFF
BY MIDDAY SATURDAY. STORM TOTAL SNOWFALL AMOUNTS WILL BE 11 TO 22
INCHES.

IN ADDITION...WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN THE
MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$
000 
WWUS46 KOTX 140602
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1002 PM PST FRI JAN 13 2006

IDZ001-WAZ037-141200-
/O.CON.KOTX.WS.W.0002.000000T0000Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
1002 PM PST FRI JAN 13 2006

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
4 AM PST SATURDAY. 

A MOIST PACIFIC STORM CONTINUES TO DELIVER PERIODS OF HEAVY SNOW
TO THE MOUNTAINS OF NORTHEAST WASHINGTON AND THE NORTH IDAHO
PANHANDLE. SNOW LEVELS HAVE INCREASED TO 5000 FEET DURING THE DAY
FRIDAY...BUT WILL FALL BACK DOWN TO 4000 FEET OVERNIGHT.
OBSERVATIONS FROM HIGH MOUNTAIN MEASURING EQUIPMENT INDICATE 7 TO
13 INCHES OF SNOWFALL HAS ALREADY FALLEN. AN ADDITIONAL 4 TO
8 INCHES CAN BE EXPECTED ABOVE 4000 FEET BEFORE THE SNOW TAPERS
OFF BY MIDDAY SATURDAY. STORM TOTAL SNOWFALL AMOUNTS WILL BE
11 TO 22 INCHES.

IN ADDITION...WINDS AROUND 15 TO 25 MPH WITH GUSTS TO 30 MPH IN
THE MOUNTAINS WILL PRODUCE DANGEROUS CONDITIONS AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$
000 
WWUS46 KOTX 141149
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
349 AM PST SAT JAN 14 2006


IDZ001-WAZ037-141300-
/O.CAN.KOTX.WS.W.0002.000000T0000Z-060114T1200Z/
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS
349 AM PST SAT JAN 14 2006

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER STORM
WARNING. HOWEVER...ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES
CAN BE EXPECTED TODAY IN THE MOUNTAINS ABOVE 3500
FEET...ESPECIALLY IN NORTH IDAHO. THE NEXT CHANCE OF SIGNIFICANT
SNOWFALL WILL BE LATE MONDAY.

$$

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 Jan 12, 10:03 AM PST, 2 hours 42 minutes earlier.

Area forecast discussion, Jan 12, 10:03 AM PST, 2 hours 42 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPOKANE WA
1003 AM PST THU JAN 12 2006

.SYNOPSIS...THE INLAND NORTHWEST WILL GENERALLY SEE ONE MORE DRY
DAY TODAY. HOWEVER THIS DRY WEATHER COME TO A RAPID END OVERNIGHT AS
THE NEXT MOISTURE LADEN FRONT SLIDES IN FROM THE PACIFIC. THIS
STORM WILL BRING PERIODS OF PRECIPITATION THROUGH THE END OF THE
WEEK.

&&

.DISCUSSION...
TODAY THROUGH FRIDAY NIGHT...LOOKS LIKE A QUIET 12 HOURS ACROSS THE
INLAND NW AS WATER VAPOR SHOWING AN IMPRESSIVE RIDGE DEVELOPING
ALONG 130W...WITH RAPIDLY DEVELOPING TROF ALONG 145W. FOR TODAY
THAT TRANSLATES TO GENERALLY DRY WEATHER AS THE STABLE AIR AHEAD OF
THE RIDGE BUILD OVER THE AREA. THIS WILL END THE THREAT OF THE
CONVECTIVE SHOWERS STILL PERSISTING OVER NORTH IDAHO. BY TONIGHT...
THE RIDGE AXIS BEGINS TO SHIFT EASTWARD AND THIS IS WHEN THE
WEATHER WILL BECOME VERY INTERESTING AS YET ANOTHER IMPRESSIVE SUB-
TROPICAL MOISTURE PLUME ENCROACHES ON THE AREA FROM THE SW. PER THE
290K ISENTROPIC SURFACE...PRECIP SHOULD BEGIN NEAR THE CASCADES
THIS EVENING AND SLOWLY SPREAD EASTWARD OVERNIGHT. TIMING BETWEEN
THE GFS AND NAM SOLUTIONS IS RATHER SIMILAR SO CONFIDENCE IS RATHER
HIGH. WHAT MAKES THIS SITUATION A LITTLE MORE TROUBLING IS THE
FORECAST OF FREEZING AIR NEAR THE GROUND...UNLIKE OUR LAST SUB-
TROPICAL INTRUSION. BOTH THE GFS AND NAM SHOW A LARGE PARCEL OF THIS
FREEZING AIR EXTENDING ALONG THE LEE OF THE CASCADES AND ALONG THE
NORTHERN TIER OF ZONES FROM OMAK TO SANDPOINT. GIVEN THE POSITIONING
OF THE SFC-850MB LOW AND THE INHERENT OFFSHORE PRESSURE GRADIENT
THE COLD AIR DAMMING NEAR THE CASCADES SEEMS LEGITIMATE...HOWEVER
CURRENT GROUND TRUTH SUGGESTS THE WENATCHEE AREA COULD SEE MAINLY A
RAIN EVENT WHILE THE NEARBY WATERVILLE PLATEAU...HIGHER EVELATIONS OF
THE OKANOGAN VALLEY...AND NORTHEAST CASCADE VALLEYS WOULD SEE SNOW.
GRANTED THERE WILL BE WARMING TODAY...HOWEVER THE INCREASING OFFSHORE
GRADIENT AND THICKENING CLOUD COVER WILL INHIBIT SIGNIFICANT
TEMPERATURE RISES. FOR NOW WE WILL ISSUE WINTER HIGHLIGHTS INCLUDING
A SNOW ADVISORY FOR THE CASCADES AND A WINTER STORM WATCH FOR THE
OKANOGAN VALLEY...WATERVILLE PLATEAU AND OKANOGAN VALLEY FOR TONIGHT
AND INTO EARLY FRIDAY MORNING AS STRONG ISENTROPIC ASCENT COINCIDES
WITH THE SUB-TROPICAL INTRUSION. SUSPECT THIS WILL BE A FAIRLY
PROGRESSIVE EVENT AS THE MEAN RIDGE AXIS CONTINUES TO DRIFT SLOWLY
EAST WITH A THE MEAN MID-LEVEL FLOW SOMEWHAT PERPENDICULAR TO THE
MOISTURE AXIS HOWEVER 850 MB FLOW NEVER TURNS ONSHORE WITH 850 MBS
LOW REMAINING OFFSHORE THROUGH THE DAY SO LIGHT PRECIP VERY WELL
COULD CONTINUE THROUGH THE DAY.

OTHER PROBLEM SPOT WILL BE THE NORTHERN TIER OF VALLEYS EXTENDING
FROM THE OKANOGAN HIGHLANDS TO THE NORTH IDAHO PANHANDLE. PRECIP IN
THESE LOCATIONS SHOULD DEVELOP OVERNIGHT...BUT AGAIN THERMAL
PROFILES SUGGEST MAINLY SNOW FOR ALL ELEVATIONS. THESE AREAS WILL BE
A LITTLE MORE PRECARIOUS AS COLD AIR DAMMING WILL NOT BE AS EASY
GIVEN STRONGER S-SE SFC-850 MB FLOW. NONETHELESS...WE SUSPECT
LOCATIONS NEAR THE CANADIAN BORDER SHOULD MAINTAIN ENOUGH COLD AIR
FOR SNOW...WHILE PLACES LIKE COLVILLE...DEER PARK AND SANDPOINT
COULD MORE EASILY RISE ABOVE FREEZING AS STRONG WARM AIR ADVECTION
DEVELOPS. GIVEN UNCERTAINTY...WINTER STORM WATCH SEEMS TO FIT THE
BILL GIVEN HEFTY QPF POTENTIAL DUE TO STRONG OROGRAPHIC/ISENTROPIC
ASCENT WITH MODERATE SOUTHERLY SFC-850 MB FLOW.

REMAINDER OF THE CWA SHOULD MAINLY SEE MORE RAIN AS THERE IS NO GOOD
SOURCE OF COLD AIR DUE TO MODERATE S-SE FLOW IN THE LOWER
ATMOSPHERE. NONETHELESS...WE SUSPECT LOCATIONS SUCH AS SPOKANE...
COEUR DALENE...KELLOGG...AND DAVENPORT COULD SEE A RAIN SNOW MIX
THIS EVENING BEFORE WARMER AIR MOVES IN AND CHANGES THINGS TO ALL
RAIN. QPF FROM THIS EVENT WILL LIKELY PALE TO THAT A COUPLE DAYS
AGO DUE TO WEAKER WIND FIELDS AND LESS DYNAMICAL FORCING. EVEN SO...
WE WILL SEE RENEWED RISES ON THE RIVERS OVER THE EASTERN THIRD OF
WA AND NORTH IDAHO.

BY FRIDAY NIGHT...THE MAIN PLUME OF MOISTURE SHIFTS EAST
OF THE CWA WITH THE MEAN RIDGE AXIS. HOWEVER ENOUGH MOISTURE AND
ISENTROPIC ASCENT REMAINS FOR MORE LIGHT PRECIP...ESPECIALLY OVER
NORTH IDAHO. FX

SATURDAY THROUGH THURSDAY...THE ROLLER COASTER RIDE OF
WEATHER WILL CONTINUE THROUGH THE EXTENDED PERIOD. THE EXTENDED
MODELS ARE INDICATING A THE PATTERN TO REMAIN PROGRESSIVE ACROSS THE
PACIFIC NORTHWEST. AN UPPER LEVEL TROUGH WILL MOVE INTO THE FORECAST
AREA ON SATURDAY. THIS WILL RESULT IN DRYING FROM THE WEST...WITH
CONTINUED SHOWERS ACROSS THE FAVORED NORTHEAST MOUNTAINS AND IDAHO
PANHANDLE MOUNTAINS INTO SATURDAY NIGHT. SNOW LEVELS AND TEMPERATURES
WILL LOWER SIGNIFICANTLY WITH THE TROUGH PASSAGE. HIGH PRESSURE
BUILDS INTO THE REGION ON SUNDAY FOR A MAINLY DRY DAY. UP-SLOPING
FLOW INTO THE PANHANDLE MOUNTAINS FOR LINGERING LIGHT MOUNTAIN
SHOWERS. THE RIDGE OF HIGH PRESSURE WILL SLOWLY MIGRATE EAST ACROSS
THE AREA ON MONDAY. THE RESULTANT SOUTHWEST FLOW WILL ALLOW ANOTHER
WARM OVER RUNNING EVENT TO BEGIN AFFECTING THE WARNING AREA LATE IN
THE DAY MONDAY. THE WARM MOIST SOUTHWEST FLOW WILL REMAIN OVER THE
PACIFIC NORTHWEST THROUGH TUESDAY. THIS WILL BRING ANOTHER ROUND OF
STRATIFORM PRECIPITATION AND HIGHER SNOW LEVELS. THE NEXT TROUGH WILL
MOVE INTO THE REGION ON WEDNESDAY AND LINGER OVER THE AREA THROUGH
THURSDAY. AGAIN THIS WILL LOWER SNOW LEVELS AND TEMPERATURES AND
RESULT IN MAINLY MOUNTAIN SHOWERS. WHILE TEMPERATURES ARE
EXPECTED TO FLUCTUATE WILDLY WITH EACH PASSING WEATHER
DISTURBANCE FOR THE MOST PART THEY WILL REMAIN ABOVE SEASONAL
NORMALS. /TOBIN

&&

.AVIATION...VFR CONDITIONS EXPECTED MOST COLUMBIA BASIN LOCATIONS
THROUGH 00Z. MVFR CEILINGS WITH MOUNTAIN OBSCURATIONS WILL CONTINUE
OVER THEN MOUNTAINS RINGING THE BASIN. AFTER 22Z IN THE WEST AND
00Z IN THE EAST CONDITIONS WILL DETERIORATE INTO MVFR AND LOCAL IFR
CONDITIONS IN RAIN AND SNOW AS A STRONG PACIFIC STORM SYSTEM
OVERSPREADS THE REGION.

&&

.PRELIMINARY POINT TEMPS/POPS...
SPOKANE        38  34  44  36  41  27 /  20  60  70  60  30  30
COEUR DALENE  40  33  43  34  41  29 /  20  60  70  60  40  50
PULLMAN        42  36  46  36  43  29 /  20  60  60  60  40  50
LEWISTON       48  38  50  39  49  32 /  20  50  60  60  20  30
COLVILLE       38  31  36  32  41  25 /  20  70  80  80  60  40
SANDPOINT      39  30  36  31  40  27 /  20  70  80  80  70  60
KELLOGG        38  31  37  33  41  30 /  20  60  70  70  90  70
MOSES LAKE     45  35  45  37  42  28 /  30  70  60  50  20  20
WENATCHEE      41  32  37  34  41  27 /  30  80  60  50  20  20
OMAK           38  32  34  33  41  25 /  30  80  60  60  30  20

&&

.OTX WATCHES/WARNINGS/ADVISORIES...
ID...WINTER STORM WATCH FROM 10 PM THURSDAY TO 4 PM FRIDAY FOR
       NORTHERN PANHANDLE.
WA...WINTER STORM WATCH FROM 10 PM THURSDAY TO 4 PM FRIDAY FOR
       NORTHEAST MOUNTAINS...OKANOGAN HIGHLANDS.
     WINTER STORM WATCH FROM 4 PM THURSDAY TO 7 AM FRIDAY ABOVE 1500
       FEET FOR WENATCHEE AREA...OKANOGAN VALLEY...WATERVILLE
       PLATEAU.
     SNOW ADVISORY FROM 4 PM THURSDAY TO 7 AM FRIDAY FOR EAST SLOPES
       NORTHERN CASCADES.
     FLOOD WARNING FOR THE LITTLE SPOKANE RIVER AT DARTFORD THROUGH
       10 AM THRUSDAY.

&&
Hazardous weather outlook, Jan 12, 12:34 PM PST, 11 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPOKANE WA
1234 PM PST THU JAN 12 2006

IDZ001-WAZ037-038-041>044-132045-
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-
WENATCHEE AREA-EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-
WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...SANDPOINT...RATHDRUM...BONNERS FERRY...
PRIEST RIVER...COLVILLE...DEER PARK...CHEWELAH...NEWPORT...
KETTLE FALLS...REPUBLIC...INCHELIUM...WENATCHEE...LEAVENWORTH...
MAZAMA...TWISP...WINTHROP...OMAK...OKANOGAN...BREWSTER...
BRIDGEPORT...OROVILLE...WATERVILLE...MANSFIELD
1234 PM PST THU JAN 12 2006

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

THE FOLLOWING WATCHES WARNINGS OR ADVISORIES ARE CURRENTLY IN EFFECT
   SNOW ADVISORY IN EFFECT UNTIL 4 PM PST FRIDAY FOR EAST SLOPES
     NORTH CASCADES
   SNOW ADVISORY IN EFFECT UNTIL 10 AM PST FRIDAY FOR WENATCHEE
     AREA...WATERVILLE PLATEAU
   WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4
     PM PST FRIDAY ABOVE 4000 FEET FOR OKANOGAN HIGHLANDS
   WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4
     AM PST SATURDAY ABOVE 4000 FEET FOR NORTH IDAHO
     PANHANDLE...NORTHEAST MOUNTAINS
   SNOW ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST
     FRIDAY FOR OKANOGAN VALLEY

PLEASE SEE THE FOLLOWING PRODUCTS FOR MORE INFORMATION.
   SEAWSWOTX  /WWUS46 KOTX/

.DAY ONE...THIS AFTERNOON AND TONIGHT

THE NEXT IN A SERIES OF MOIST PACIFIC STORM SYSTEMS WILL EFFECT
THE AREA STARTING TONIGHT. THIS STORM HAS THE POTENTIAL OF
BRINGING SIGNIFICANT ACCUMULATIONS OF SNOW TO THE AREA.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE WEATHER WILL REMAIN UNSETTLED WITH FURTHER MOUNTAIN SNOW AND
VALLEY RAIN OR SNOW THROUGH TUESDAY.

IDZ002>004-026-027-WAZ031>036-132045-
COEUR DALENE AREA-IDAHO PALOUSE-CENTRAL PANHANDLE MOUNTAINS-
LEWISTON AREA-LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
NORTHEAST BLUE MOUNTAINS-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-MOSES LAKE AREA-UPPER COLUMBIA BASIN-
SPOKANE AREA-
INCLUDING THE CITIES OF...COEUR DALENE...POST FALLS...HAYDEN...
MOSCOW...ST. MARIES...KELLOGG...PINEHURST...OSBURN...WALLACE...
MULLAN...LEWISTON...KAMIAH...CRAIGMONT...NEZPERCE...WINCHESTER...
ANATONE...PEOLA...CLARKSTON...PULLMAN...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...COULEE DAM...ODESSA...
ELECTRIC CITY...WILBUR...GRAND COULEE...COULEE CITY...SPOKANE
1234 PM PST THU JAN 12 2006

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

THE NEXT IN A SERIES OF PACIFIC STORMS WILL PUSH ACROSS THE REGION
STARTING TONIGHT WITH MAINLY RAIN. THE THREAT FOR WIDESPREAD HAZARDOUS
WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE WEATHER WILL REMAIN UNSETTLED WITH FURTHER MOUNTAIN SNOW AND
VALLEY RAIN OR SNOW THROUGH TUESDAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 4:21 AM PSTSnow AdvisoryOTXChelan, Douglas, Grant, Okanogan30 hr
Jan 12, 4:21 AM PSTWinter Storm WatchOTXChelan, Douglas, Ferry, Grant, Okanogan, Pend Oreille and 2 more12 hr

Nearby

Winter Storm Warnings in Washington, 2006Winter Storm Warnings in Idaho, 2006Every winter storm warning in 2006

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.