Alert archive / Washington / Winter Storm Warnings in 2015

Winter Storm Warning 2, NWS Spokane, WA

December 2, 20155 counties in Washington

NWS Spokane, WA issued this winter storm warning at Dec 2, 2015, 3:16 PM PST for 5 counties in Washington. It took effect at Dec 3, 2015, 1:00 AM PST. It was in force for 29 hr. 38 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 2, 2015, 3:16 PM PST (23:16 UTC)
In effect from
Dec 3, 2015, 1:00 AM PST
Expired
Dec 4, 2015, 6:00 AM PST
In force
29 hr
Issued by
NWS Spokane, WA

Counties Chelan County, WA, Douglas County, WA, Ferry County, WA, Grant County, WA, Okanogan County, WA

The radar

The Spokane radar (KOTX), 151 km from the middle of the area, began a volume at 23:22 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 3, 6:00 AM PSTSNOW 11 Nnw Oroville, WACOCORAHS WA-OK-5
Dec 3, 6:15 AM PSTSNOW 25 Sw Omak, WASTILL SNOWING
Dec 3, 7:00 AM PSTSNOW 12 Sse East Wenatchee, WACOCORAHS WA-DG-20
Dec 3, 7:00 AM PSTSNOW 1.81 N East Wenatchee, WACOCORAHS WA-DG-3
Dec 3, 7:00 AM PSTSNOW 1.83 Se Wenatchee, WACOCORAHS WA-CH-10
Dec 3, 7:00 AM PSTSNOW 23 Ssw Omak, WAJUST OVER 2 INCHES AT TIME OF REPORT. SNOWING ONE INCH PER HOUR. 29F
Dec 3, 7:00 AM PSTSNOW 2.110 Nw Kettle Falls, WACOCORAHS WA-FY-8
Dec 3, 7:00 AM PSTSNOW 2.84 N Republic, WACOCORAHS WA-FY-1
Dec 3, 7:00 AM PSTSNOW 31 Sw Entiat, WATHREE INCHES OF HEAVY WET SNOW. NO ICE CURRENTLY 34F
Dec 3, 7:00 AM PSTSNOW 3.812 Nw Entiat, WACOCORAHS WA-CH-22
Dec 3, 7:00 AM PSTHEAVY SNOW 44 Wnw Winthrop, WACOCORAHS WA-OK-11
Dec 3, 7:00 AM PSTHEAVY SNOW 47 Nnw Winthrop, WACOCORAHS WA-OK-16
Dec 3, 7:15 AM PSTSNOW 2East Wenatchee, WAEM FROM DOUGLAS COUNTY REPORTED 2 INCHES OF WET SNOW WITH A SWITCH TO LIGHT FREEZING RAIN.
Dec 3, 7:30 AM PSTSNOW 3.51 Nw Plain, WACOCORAHS WA-CH-35
Dec 3, 8:00 AM PSTSNOW 28 Nne Republic, WACOCORAHS WA-FY-5
Dec 3, 8:00 AM PSTSNOW 2Waterville, WA
Dec 3, 8:00 AM PSTSNOW 2.8Chelan, WA
Dec 3, 8:00 AM PSTSNOW 2.8Entiat Fish Hatchery, WA
Dec 3, 8:00 AM PSTSNOW 3.61 Nnw Leavenworth, WACOCORAHS WA-CH-23
Dec 3, 8:00 AM PSTHEAVY SNOW 7Holden Village, WA
Dec 3, 8:17 AM PSTSNOW 2.81 Ne Peshastin, WACOCORAHS WA-CH-28
Dec 3, 8:30 AM PSTSNOW 3.42 Ene Leavenworth, WACOCORAHS WA-CH-27
Dec 3, 8:30 AM PSTHEAVY SNOW 5Omak, WAFACEBOOK REPORT FROM PUBLIC 5 INCHES NEW SNOW OVERNIGHT.
Dec 3, 8:45 AM PSTSNOW 1.61 Wsw Wenatchee, WACOCORAHS WA-CH-13
Dec 3, 8:45 AM PSTHEAVY SNOW 4Republic, WAFACEBOOK REPORT FROM PUBLIC OF 3-4 INCHES NEW SNOW IN AND AROUND REPUBLIC.
Dec 3, 8:59 AM PSTSNOW 2.1Boyds, WACOOP OBSERVER REPORTED 2.1 INCHES NEW SNOW LAST 24 HOURS AS OF 8AM.
Dec 3, 8:59 AM PSTSNOW 3.52 Ssw Leavenworth, WAMEASURED OVERNIGHT THROUGH 9AM TODAY.
Dec 3, 8:59 AM PSTSNOW 3.52 Ssw Leavenworth, WANEW SNOW ACCUMULATION LAST 12 HOURS.
Dec 3, 8:59 AM PSTHEAVY SNOW 43 Wnw Carlton, WANEW SNOW FELL OVERNIGTH THROUGH 8 AM. STILL SNOWING MODERATELY.
Dec 3, 8:59 AM PSTHEAVY SNOW 4.53 Nne Brewster, WAACCUMULATION LAST 12 HOURS.STILL SNOWING.
Dec 3, 8:59 AM PSTHEAVY SNOW 6Leavenworth, WAKHQ TV TWITTER REPORT OF 6 INCHES ACCUMULATION LAST 24 HOURS AT LEAVENWORTH,WA
Dec 3, 9:00 AM PSTHEAVY SNOW 4Plain, WA
Dec 3, 9:30 AM PSTSNOW 1Wsw Malaga, WACOCORAHS WA-CH-4
Dec 3, 9:30 AM PSTHEAVY SNOW 68 Sw Tonasket, WAFACEBOOK POST BY PUBLIC OF E 5-6 INCHES OF NEW SNOW ON SOUTH PINE CREEK RD.
Dec 3, 9:30 AM PSTHEAVY SNOW 6Mazama, WAFACEBOOK POST BY PUBLIC OF E 6 INCHES NEW SNOW OVERNIGHT.
Dec 3, 10:00 AM PSTHEAVY SNOW 11Stehekin, WA
Dec 3, 11:30 AM PSTHEAVY SNOW 85 N Winthrop, WAFACEBOOK REPORT FROM PUBLIC ESTIMATES 8 INCHES OF NEW SNOW ON RENDEZVOUSE RD. NORTH OF WINTHROP. ALSO 5 INCHES ESTIMATED IN CARLTON.
Dec 3, 12:30 PM PSTHEAVY SNOW 5Leavenworth, WAPUBLIC FACEBOOK REPORT OF ESTIMATED 5 INCHES NEW SNOW IN LEAVENWORTH.

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, 11.3 hours before the alert went out and 241 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 2015-12-02Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2015-12-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 square meters per square second.1939587897Sfc1 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
871 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
245 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.

978 
WWUS46 KOTX 022316
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
316 PM PST WED DEC 2 2015

...HEAVY SNOW AND SIGNIFICANT ICE ACCUMULATIONS TONIGHT AND THURSDAY...

TONIGHT AND THURSDAY A SECOND AND WETTER STORM SYSTEM QUICKLY
FOLLOWS THE STORM SYSTEM THAT BROUGHT THE INLAND NORTHWEST LIGHT
TO MODERATE SNOW THIS MORNING. THIS SYSTEM WILL BE CAPABLE OF
PRODUCING HEAVY SNOWFALL IN THE EAST SLOPES OF THE NORTHERN
CASCADES OVER TO THE OKANOGAN HIGHLANDS AND WATERVILLE PLATEAU.
FREEZING RAIN IS ALSO EXPECTED TO OCCUR OVER THE BASIN...WHICH
WILL EVENTUALLY SPREAD INTO THE VALLEYS IN THE LEE OF THE NORTHERN
CASCADES THROUGH THE MORNING ON THURSDAY. THE FREEZING RAIN IS
EXPECTED TO PRODUCE BETWEEN A TENTH TO A QUARTER OF INCH OF ICE
ACCUMULATIONS.

WAZ042-030730-
/O.UPG.KOTX.WS.A.0004.151203T0500Z-151204T0800Z/
/O.NEW.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
316 PM PST WED DEC 2 2015

...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO 1 AM PST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND ICE...WHICH IS IN EFFECT FROM 1 AM
THURSDAY TO 1 AM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

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

* ICE ACCUMULATIONS...UP TO 0.25 INCHES POSSIBLE ON THE WATERVILLE
  PLATEAU...IN THE WENATCHEE AREA...UP THE WENATCHEE RIVER VALLEY
  AND UP THE ENTIAT RIVER VALLEY.

* SNOW ACCUMULATIONS...6 TO 10 INCHES VALLEYS AND 8 TO 14 INCHES
  IN THE MOUNTAINS.

* TIMING...LIGHT SNOW WILL DEVELOP OVERNIGHT. THE HEAVIEST
  SNOWFALL IS EXPECTED BETWEEN 3 AM AND 10 AM. SNOW MAY CHANGE
  TO...OR MIX WITH...LIGHT FREEZING RAIN BY THE EARLY MORNING
  HOURS.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  HEAVY SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ041-044-030730-
/O.UPG.KOTX.WS.A.0004.151203T0500Z-151204T0800Z/
/O.NEW.KOTX.WS.W.0002.151203T0900Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
316 PM PST WED DEC 2 2015

...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 1 PM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND ICE...WHICH IS IN EFFECT FROM 1 AM TO
1 PM PST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

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

* ICE ACCUMULATIONS...OF A TENTH OF AN INCH TO ONE QUARTER OF AN 
  INCH. 

* SNOW ACCUMULATIONS...1 TO 3 INCHES OF SNOW IN THE VALLEYS AND 
  IN THE MOUNTAINS 3 TO 7 INCHES.

* TIMING...LIGHT SNOW WILL DEVELOP OVERNIGHT. THE HEAVIEST
  SNOWFALL IS EXPECTED BETWEEN 3 AM AND 10 AM BEFORE TAPERING OFF
  IN THE AFTERNOON. SNOW MAY CHANGE TO...OR MIX WITH...LIGHT
  FREEZING RAIN OVERNIGHT AROUND WENATCHEE AND SOUTHERN DOUGLAS
  COUNTY.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ038-043-030730-
/O.UPG.KOTX.WS.A.0004.151203T0500Z-151204T0800Z/
/O.NEW.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
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
316 PM PST WED DEC 2 2015

...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO 1 AM PST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND ICE...WHICH IS IN EFFECT FROM 1 AM
THURSDAY TO 1 AM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

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

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH. 

* SNOW ACCUMULATIONS...4 TO 8 INCHES.

* TIMING...LIGHT SNOW WILL DEVELOP OVERNIGHT. THE HEAVIEST
  SNOWFALL IS EXPECTED BETWEEN 5 AM AND NOON. SNOW MAY CHANGE
  TO...OR MIX WITH...LIGHT FREEZING RAIN.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ034-035-030730-
/O.NEW.KOTX.ZR.Y.0003.151203T0900Z-151203T1800Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
316 PM PST WED DEC 2 2015

...FREEZING RAIN ADVISORY IN EFFECT FROM 1 AM TO 10 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A FREEZING
RAIN ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 10 AM PST
THURSDAY.

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

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH. 

* TIMING...LIGHT FREEZING RAIN WILL DEVELOP OVERNIGHT AND CONTINUE
  THROUGH THURSDAY MORNING BEFORE TEMPERATURES WARM ABOVE FREEZING
  LATE IN THE MORNING AND AFTERNOON.

* IMPACTS...A LIGHT GLAZE OF ICE WILL RESULT IN SLICK WALKING AND
  ROAD SURFACES. EXPECT DIFFICULT TRAVEL ALONG INTERSTATE 90
  BETWEEN RITZVILLE AND VANTAGE.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
8 follow-up statements
682 
WWUS46 KOTX 030037
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
437 PM PST WED DEC 2 2015

...HEAVY SNOW AND SIGNIFICANT ICE ACCUMULATIONS TONIGHT AND
THURSDAY...

A PACIFIC STORM SYSTEM WILL BE CAPABLE OF PRODUCING HEAVY
SNOWFALL AND ICE DUE TO FREEING RAIN ACROSS MUCH OF NORTH-CENTRAL
WASHINGTON TONIGHT INTO THURSDAY. HEAVIEST SNOWFALL WILL OCCUR
OVER THE EAST SLOPES OF THE CASCADES TO THE OKANOGAN HIGHLANDS.
FREEZING RAIN WILL DEVELOP OVER THE BASIN LATE TONIGHT. THE THREAT
FOR FREEZING RAIN WILL SPREAD FURTHER WEST INTO THE EAST SLOPES
OF THE NORTHERN CASCADES THROUGH THE MORNING HOURS ON THURSDAY.
THIS WILL INCREASE THE POTENTIAL FOR SIGNIFICANT ICE ACCUMULATIONS
AS SNOW TRANSITIONS OVER TO FREEZING RAIN.

WAZ042-030845-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
437 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO
1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...6 TO 10 INCHES VALLEYS AND 8 TO 14 INCHES
  IN THE MOUNTAINS.

* ICE ACCUMULATIONS...UP TO A QUARTER OF AN INCH POSSIBLE IN THE
  WENATCHEE RIVER VALLEY AND IN THE ENTIAT RIVER VALLEY.

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL IS
  EXPECTED BETWEEN 3 AM AND NOON THURSDAY. LIGHT SNOW WILL
  CONTINUE THROUGH THE AFTERNOON AND INTO THE EVENING HOURS. SNOW
  MAY CHANGE TO...OR MIX WITH...LIGHT FREEZING RAIN BY EARLY
  THURSDAY.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  HEAVY SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER
  TRAVEL CONDITIONS ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND OVER
  STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ041-044-030845-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
437 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 1 PM PST
THURSDAY...

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

* SNOW ACCUMULATIONS...1 TO 3 INCHES OF SNOW ALONG THE COLUMBIA
  RIVER AND 3 TO 7 INCHES IN THE MOUNTAINS AND HIGHER BENCHES
  ACROSS THE WENATCHEE AREA.

* ICE ACCUMULATIONS...A TENTH OF AN INCH TO ONE QUARTER OF AN
  INCH.

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL IS
  EXPECTED BETWEEN 3 AM AND 8 AM THURSDAY. SNOW IS EXPECTED TO
  TRANSITION OVER TO FREEZING RAIN OR SLEET THROUGH THE MORNING ON
  THURSDAY BEFORE TAPERING OFF IN THE AFTERNOON.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER
  TRAVEL CONDITIONS ALONG HIGHWAY 97 BETWEEN BREWSTER AND
  WENATCHEE AND ON HIGHWAY 2 OVER THE WATERVILLE PLATEAU.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ038-043-030845-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
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
437 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO
1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...2 TO 5 INCHES IN THE VALLEYS AND 4 TO 8
  INCHES IN THE MOUNTAINS.

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH.

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL IS
  EXPECTED BETWEEN 5 AM AND NOON THURSDAY. SNOW MAY CHANGE TO...OR
  MIX WITH...LIGHT FREEZING RAIN THURSDAY MORNING.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER
  TRAVEL CONDITIONS ALONG HIGHWAY 97 NORTH OF BREWSTER TO THE
  CANADIAN BORDER AND ALONG STATE ROUTE 20 BETWEEN TONASKET AND
  KETTLE FALLS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ034-035-030845-
/O.CON.KOTX.ZR.Y.0003.151203T0900Z-151203T1800Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
437 PM PST WED DEC 2 2015

...FREEZING RAIN ADVISORY REMAINS IN EFFECT FROM 1 AM TO 10 AM
PST THURSDAY...

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

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH.

* TIMING...LIGHT FREEZING RAIN WILL DEVELOP OVERNIGHT AND CONTINUE
  THROUGH THURSDAY MORNING.

* IMPACTS...A LIGHT GLAZE OF ICE IS EXPECTED TO RESULT IN SLICK
  CONDITIONS ON WALKWAYS AND AREA ROADWAYS. EXPECT DIFFICULT
  TRAVEL ALONG INTERSTATE 90 BETWEEN RITZVILLE AND VANTAGE.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
861 
WWUS46 KOTX 030712
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1112 PM PST WED DEC 2 2015

...HEAVY SNOW AND SIGNIFICANT ICE ACCUMULATIONS TONIGHT AND
THURSDAY...

A PACIFIC STORM SYSTEM WILL BE CAPABLE OF PRODUCING HEAVY
SNOWFALL AND ICE DUE TO FREEING RAIN ACROSS MUCH OF NORTH-CENTRAL
WASHINGTON TONIGHT INTO THURSDAY. HEAVIEST SNOWFALL WILL OCCUR
OVER THE EAST SLOPES OF THE CASCADES TO THE OKANOGAN HIGHLANDS.
FREEZING RAIN WILL DEVELOP OVER THE BASIN LATE TONIGHT. THE
THREAT FOR FREEZING RAIN WILL SPREAD FARTHER WEST INTO THE EAST
SLOPES OF THE NORTHERN CASCADES THROUGH THE MORNING HOURS ON
THURSDAY. THIS WILL INCREASE THE POTENTIAL FOR SIGNIFICANT ICE
ACCUMULATIONS AS SNOW TRANSITIONS OVER TO FREEZING RAIN.

WAZ042-031800-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
1112 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...6 TO 10 INCHES VALLEYS AND 8 TO 16 INCHES
  IN THE MOUNTAINS..

* ICE ACCUMULATIONS...UP TO A QUARTER OF AN INCH POSSIBLE IN THE
  WENATCHEE RIVER VALLEY AND IN THE ENTIAT RIVER VALLEY.

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL 
  IS EXPECTED BETWEEN 3 AM AND NOON THURSDAY. LIGHT SNOW WILL 
  CONTINUE THROUGH THE AFTERNOON AND INTO THE EVENING HOURS. 
  SNOW MAY CHANGE TO...OR MIX WITH...LIGHT FREEZING RAIN BY 
  EARLY THURSDAY.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND 
  HEAVY SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER 
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER 
  TRAVEL CONDITIONS ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND 
  OVER STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ041-044-031800-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
1112 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM PST
THURSDAY...

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

* SNOW ACCUMULATIONS...1 TO 3 INCHES OF SNOW ALONG THE COLUMBIA
  RIVER AND 3 TO 7 INCHES IN THE MOUNTAINS AND HIGHER BENCHES
  ACROSS THE WENATCHEE AREA.

* ICE ACCUMULATIONS...OF A TENTH OF AN INCH TO ONE QUARTER OF AN 
  INCH. 

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL 
  IS EXPECTED BETWEEN 3 AM AND 8 AM THURSDAY. SNOW IS EXPECTED 
  TO TRANSITION OVER TO FREEZING RAIN OR SLEET THROUGH THE 
  MORNING ON THURSDAY BEFORE TAPERING OFF IN THE AFTERNOON.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND 
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER 
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER 
  TRAVEL CONDITIONS ALONG HIGHWAY 97 BETWEEN BREWSTER AND 
  WENATCHEE AND ON HIGHWAY 2 OVER THE WATERVILLE PLATEAU.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ038-043-031800-
/O.CON.KOTX.WS.W.0002.151203T0900Z-151204T0900Z/
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
1112 PM PST WED DEC 2 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...2 TO 5 INCHES IN THE VALLEYS AND 4 TO 8
  INCHES IN THE MOUNTAINS

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH. 

* TIMING...SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST SNOWFALL IS
  EXPECTED BETWEEN 4 AM AND NOON THURSDAY. SNOW MAY CHANGE
  TO...OR MIX WITH...LIGHT FREEZING RAIN THURSDAY MORNING.

* IMPACTS...A COMBINATION OF SIGNIFICANT ICE ACCUMULATIONS AND 
  MODERATE SNOW COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER 
  OUTAGES...AND TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER 
  TRAVEL CONDITIONS ALONG HIGHWAY 97 NORTH OF BREWSTER TO THE 
  CANADIAN BORDER AND ALONG STATE ROUTE 20 BETWEEN TONASKET AND 
  KETTLE FALLS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ034-035-031800-
/O.CON.KOTX.ZR.Y.0003.151203T0900Z-151203T1800Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...MOSES LAKE...EPHRATA...
OTHELLO...QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY
1112 PM PST WED DEC 2 2015

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY...

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

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH. 

* TIMING...LIGHT FREEZING RAIN WILL DEVELOP OVERNIGHT AND 
  CONTINUE THROUGH THURSDAY MORNING.

* IMPACTS...A LIGHT GLAZE OF ICE IS EXPECTED TO RESULT IN SLICK 
  CONDITIONS ON WALKWAYS AND AREA ROADWAYS. EXPECT DIFFICULT 
  TRAVEL ALONG INTERSTATE 90 BETWEEN RITZVILLE AND VANTAGE.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
785 
WWUS46 KOTX 031430
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
630 AM PST THU DEC 3 2015

...HEAVY SNOW AND LIGHT ICE ACCUMULATIONS POSSIBLE THIS MORNING
AND AFTERNOON...

WIDESPREAD PRECIPITATION HAS SPREAD ACROSS CENTRAL WASHINGTON.
WHILE BRIEF PERIODS OF FREEZING RAIN HAVE BEEN REPORTED...SNOW
CONTINUES TO BE THE DOMINATE PRECIPITATION TYPE IN THE EAST
SLOPES...WENATCHEE AREA...OKANOGAN COUNTRY...INTO COULEE CITY. 
MEANWHILE...MANY LOCATIONS ACROSS GRANT COUNTY HAVE WARMED ABOVE
FREEZING GREATLY REDUCING THE POTENTIAL FOR FREEZING RAIN AROUND
MOSES LAKE AND WESTERN COLUMBIA BASIN. A FEW POCKETS OF FREEZING
TEMPERATURES REMAIN NEAR QUINCY, GEORGE, AND OTHELLO. MODERATE
PRECIPITATION RATES WILL CONTINUE THIS MORNING WITH A WINTRY MIX
POSSIBLE IN SOUTHERN CHELAN COUNTY WHILE SNOW CONTINUES TO FALL AT
MODERATE TO HEAVY INTENSITIES NORTH OF LAKE CHELAN. EAST OF
HIGHWAY 97...WARMER AIR WILL BEGIN SURGING NORTHWARD WITH A WINTRY
MIX POSSIBLE IN EASTERN OKANOGAN AND FERRY COUNTIES ROUGHLY BEFORE
NOON.

WAZ042-032230-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
630 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 3 INCHES SOUTH OF LAKE
  CHELAN. 6 TO 9 INCHES NORTH OF LAKE CHELAN.

* ICE ACCUMULATIONS...UP TO A TENTH OF ICE MAINLY SOUTH OF LAKE
  CHELAN.

* TIMING...THE FIRST WAVE OF SNOW AND LIGHT FREEZING RAIN IS
  MOVING THROUGH THIS MORNING. A SECOND WAVE OF MOISTURE WILL FILL
  QUICKLY FILL IN ITS HEELS CONTINUING TO SUPPORT MODERATE TO
  HEAVY NORTH OF LAKE CHELAN WITH A WINTRY MIX SOUTH OF LAKE
  CHELAN.

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND HEAVY SNOW
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL CONDITIONS
  ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND OVER STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ041-044-032100-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
630 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM PST THIS
AFTERNOON...

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

* SNOW ACCUMULATIONS...UP TO AN ADDITIONAL 3 INCHES.

* ICE ACCUMULATIONS...UP TO AN ADDITIONAL A TENTH OF AN INCH. 

* TIMING...SNOW...POSSIBLY MIXING WITH FREEZING RAIN WILL CONTINUE
  THROUGH THURSDAY AFTERNOON. 

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND MODERATE SNOW
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL CONDITIONS
  ALONG HIGHWAY 97 BETWEEN BREWSTER AND WENATCHEE AND ON HIGHWAY 2
  OVER THE WATERVILLE PLATEAU.

* TEMPERATURES...UPPER 20S TO LOW 30S THIS MORNING...WARMING INTO
  THE LOW TO MID 30S THIS AFTERNOON.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ038-043-032230-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
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
630 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 2 TO 5 INCHES.

* ICE ACCUMULATIONS...UP TO AN ADDITIONAL A TENTH OF AN INCH. 

* TIMING...UP TO 2 INCHES OF SNOW HAS FALLEN IN SPOTS. SNOW WILL
  CONTINUE THROUGH THE AFTERNOON WITH SOME AREAS EAST OF HIGHWAY
  97 MIXING THEN CHANGING TO RAIN.

* IMPACTS...MODERATE SNOW ACCUMULATIONS AND SOME ICING WILL CREATE
  SLICK TRAVEL CONDITIONS AND COULD LEAD RESULT IN SOME TREE
  DAMAGE AND POWER OUTAGES. EXPECT WINTER TRAVEL CONDITIONS ALONG
  HIGHWAY 97 NORTH OF BREWSTER TO THE CANADIAN BORDER AND ALONG
  STATE ROUTE 20 BETWEEN TONASKET AND KETTLE FALLS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ034-035-031800-
/O.CON.KOTX.ZR.Y.0003.000000T0000Z-151203T1800Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-
INCLUDING THE FOLLOWING LOCATIONS...OTHELLO...QUINCY
630 AM PST THU DEC 3 2015

...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

* LOCATIONS...OTHELLO...QUINCY.

* ICE ACCUMULATIONS...UP TO A FEW HUNDRETHS.

* TIMING...LIGHT FREEZING RAIN WILL BE POSSIBLE THROUGH LATE
  MORNING. TEMPERATURES WILL CONTINUE TO SLOWLY WARM ABOVE
  FREEZING.

* IMPACTS...A LIGHT GLAZE OF ICE IS EXPECTED TO RESULT IN SLICK
  CONDITIONS ON WALKWAYS AND AREA ROADWAYS NEAR QUINCY, GEORGE,
  AND OTHELLO. 

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
923 
WWUS46 KOTX 031841
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1041 AM PST THU DEC 3 2015

...THE WINTRY MIX OF PRECIPITATION CONTINUES...

.A WIDESPREAD MIX OF WINTER PRECIPITATION CONTINUES ACROSS
EASTERN WASHINGTON AND NORTH IDAHO. THE FREEZING RAIN ADVISORY FOR
THE MOSES LAKE AREA AND UPPER COLUMBI BASIN WAS ALLOWED TO EXPIRE
AS MOST OF THE FREEZING RAIN THERE HAS ENDED.


WAZ042-040245-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
1041 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 3 INCHES SOUTH OF LAKE 
  CHELAN. 6 TO 9 INCHES NORTH OF LAKE CHELAN.

* ICE ACCUMULATIONS...UP TO A TENTH OF ICE MAINLY SOUTH OF LAKE 
  CHELAN.

* TIMING...NOW.

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND HEAVY SNOW 
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND 
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL 
  CONDITIONS ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND OVER 
  STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ041-044-032100-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
1041 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM PST THIS
AFTERNOON...

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

* SNOW ACCUMULATIONS...UP TO AN ADDITIONAL 3 INCHES.

* ICE ACCUMULATIONS...UP TO AN ADDITIONAL TENTH OF AN INCH.

* TIMING...SNOW...MIXED WITH FREEZING RAIN AT TIMES WILL CONTINUE
  THROUGH THIS AFTERNOON.

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND MODERATE SNOW 
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND 
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL 
  CONDITIONS ALONG HIGHWAY 97 BETWEEN BREWSTER AND WENATCHEE AND 
  ON HIGHWAY 2 OVER THE WATERVILLE PLATEAU.

* TEMPERATURES...UPPER 20S TO LOW 30S THIS MORNING...WARMING 
  INTO THE LOW TO MID 30S THIS AFTERNOON.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$

WAZ038-043-040245-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
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
1041 AM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...TOTAL ACCUMULATION OF 3 TO 5 INCHES.

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH.

* TIMING...SNOW WILL CONTINUE THROUGH THE AFTERNOON WITH SOME
  AREAS EAST OF HIGHWAY 97 MIXING WITH FREEZING RAIN THEN
  CHANGING TO RAIN.

* IMPACTS...MODERATE SNOW ACCUMULATIONS AND SOME ICING WILL 
  CREATE SLICK TRAVEL CONDITIONS AND COULD LEAD RESULT IN SOME 
  TREE DAMAGE AND POWER OUTAGES. EXPECT WINTER TRAVEL CONDITIONS 
  ALONG HIGHWAY 97 NORTH OF BREWSTER TO THE CANADIAN BORDER AND 
  ALONG STATE ROUTE 20 BETWEEN TONASKET AND KETTLE FALLS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
951 
WWUS46 KOTX 032037
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1237 PM PST THU DEC 3 2015


WAZ041-044-032145-
/O.EXP.KOTX.WS.W.0002.000000T0000Z-151203T2100Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD...BADGER MOUNTAIN ROAD
1237 PM PST THU DEC 3 2015

...WINTER STORM WARNING WILL EXPIRE AT 1 PM PST THIS AFTERNOON...

MOST...IF NOT ALL...LOCATIONS HAVE CHANGED OVER TO RAIN. A FEW
LOCATIONS SUCH AS ENTIAT STILL HAVE LIGHT SNOW OCCURRING BUT
FURTHER SIGNIFICANT ADDITIONAL ACCUMULATION IS NOT EXPECTED. 
THEREFORE THE WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE AT 1
PM.

$$

WAZ042-040445-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
1237 PM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 3 INCHES SOUTH OF LAKE 
  CHELAN. 6 TO 9 INCHES NORTH OF LAKE CHELAN.

* ICE ACCUMULATIONS...UP TO A TENTH OF ICE MAINLY SOUTH OF LAKE 
  CHELAN.

* TIMING...NOW.

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND HEAVY SNOW 
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND 
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL 
  CONDITIONS ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND OVER 
  STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WAZ038-043-040445-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
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
1237 PM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...TOTAL ACCUMULATION OF 3 TO 5 INCHES.

* ICE ACCUMULATIONS...UP TO A TENTH OF AN INCH.

* TIMING...SNOW WILL CONTINUE THROUGH THE AFTERNOON WITH SOME 
  AREAS EAST OF HIGHWAY 97 MIXING WITH FREEZING RAIN THEN 
  CHANGING TO RAIN.

* IMPACTS...MODERATE SNOW ACCUMULATIONS AND SOME ICING WILL 
  CREATE SLICK TRAVEL CONDITIONS AND COULD LEAD RESULT IN SOME 
  TREE DAMAGE AND POWER OUTAGES. EXPECT WINTER TRAVEL CONDITIONS 
  ALONG HIGHWAY 97 NORTH OF BREWSTER TO THE CANADIAN BORDER AND 
  ALONG STATE ROUTE 20 BETWEEN TONASKET AND KETTLE FALLS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

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.

&&

$$
644 
WWUS46 KOTX 040422
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
822 PM PST THU DEC 3 2015



WAZ038-043-040530-
/O.CAN.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
822 PM PST THU DEC 3 2015

...WINTER STORM WARNING IS CANCELLED...

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

WARMER AIR HAS MOVED INTO THE AREA AND PRECIPITATION IS FALLING AS
RAIN IN THE VALLEYS. SOME SCATTERED SNOW SHOWERS WILL CONTINUE
TONIGHT BUT STEADY ACCUMULATING SNOWFALL HAS ENDED.

$$

WAZ042-040900-
/O.CON.KOTX.WS.W.0002.000000T0000Z-151204T0900Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
822 PM PST THU DEC 3 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES SOUTH OF LAKE
  CHELAN. 2 TO 4 INCHES NORTH OF LAKE CHELAN.

* IMPACTS...A COMBINATION OF ICE ACCUMULATIONS AND HEAVY SNOW 
  COULD LEAD TO DOWNED TREES...TREE LIMBS...POWER OUTAGES...AND 
  TREACHEROUS DRIVING CONDITIONS. EXPECT WINTER TRAVEL 
  CONDITIONS ALONG HIGHWAY 2 WEST OF WENATCHEE UP AND OVER 
  STEVENS PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
697 
WWUS46 KOTX 040900
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
100 AM PST FRI DEC 4 2015

...PERIODS OF LIGHT TO MODERATE SNOW TO CONTINUE ALONG CASCADE
CREST THROUGH EARLY MORNING...

WAZ042-041400-
/O.EXT.KOTX.WS.W.0002.000000T0000Z-151204T1400Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
100 AM PST FRI DEC 4 2015

...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM PST EARLY THIS
MORNING...

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

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 4 INCHES 

* IMPACTS...SNOWY TRAVEL IS LIKELY ACROSS LOUP LOUP AND STEVENS
  PASS. WET SNOW ACCUMULATIONS WILL IMPACT TRAVEL OVER BLEWETT
  PASS.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
698 
WWUS46 KOTX 041400
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
600 AM PST FRI DEC 4 2015

.PERIODS OF LIGHT TO MODERATE SNOW WILL BE POSSIBLE THIS MORNING
AS A COLD FRONT PASSES OVER THE CASCADES. ISOLATED SNOW SHOWERS
WILL CONTINUE ALONG THE CASCADE CREST THROUGH THIS EVENING WITH
MINOR ACCUMULATIONS. OVERALL...THE THREAT FOR HEAVY SNOW HAS
ENDED.

WAZ042-041500-
/O.EXP.KOTX.WS.W.0002.000000T0000Z-151204T1400Z/
EAST SLOPES NORTHERN CASCADES-
INCLUDING THE FOLLOWING LOCATIONS...LEAVENWORTH...MAZAMA...
TWISP...WINTHROP...STEHEKIN...CONCONULLY...BLEWETT PASS...
LOUP LOUP PASS
600 AM PST FRI DEC 4 2015

...WINTER STORM WARNING WILL EXPIRE AT 6 AM PST EARLY THIS
MORNING...



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 1, 10:32 PM PSTWinter Storm WatchOTXChelan, Douglas, Ferry, Grant, Okanogan17 hr
Dec 2, 3:16 PM PSTFreezing Rain AdvisoryOTXAdams, Douglas, Grant, Lincoln, Okanogan19 hr

Nearby

Winter Storm Warnings in Washington, 2015Every winter storm warning in 2015

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.