Alert archive / Washington / Winter Storm Warnings in 2016
Winter Storm Warning 4, NWS Spokane, WA
NWS Spokane, WA issued this winter storm warning at Feb 19, 2016, 3:37 AM PST for 5 counties in Washington; Bonner County, Boundary County, Kootenai County, Idaho. It took effect at Feb 19, 2016, 10:00 AM PST. It was in force for 17 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 19, 2016, 3:37 AM PST (11:37 UTC)
- In effect from
- Feb 19, 2016, 10:00 AM PST
- Expired
- Feb 20, 2016, 2:42 AM PST
- In force
- 17 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 11:41 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.
The nearest sounding before it
Spokane, WA (KOTX), launched 00:00Z, 11.6 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.
- Mixed-layer CAPE
- 6 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1382 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
891 WWUS46 KOTX 191137 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 337 AM PST FRI FEB 19 2016 ...HEAVY MOUNTAIN SNOW FOR THE MOUNTAINS OF NORTHEAST WASHINGTON AND NORTH IDAHO TODAY AND TONIGHT... A MOIST PACIFIC STORM SYSTEM WILL BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHEAST WASHINGTON AND FAR NORTH IDAHO TODAY AND TONIGHT. VALLEYS WILL EXPERIENCE MOSTLY RAIN...ALTHOUGH COLD AIR TRAPPED IN THE THE METHOW VALLEY IN THE CASCADES WILL ENCOURAGE MODERATE ACCUMULATIONS OF SNOW WITH THIS WEATHER SYSTEM. IDZ001-WAZ037-038-192045- /O.NEW.KOTX.WS.W.0004.160219T1800Z-160220T1200Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD... FLOWERY TRAIL ROAD...BOULDER CREEK ROAD...SHERMAN PASS 337 AM PST FRI FEB 19 2016 ...WINTER STORM WARNING IN EFFECT FROM 10 AM THIS MORNING TO 4 AM PST SATURDAY ABOVE 4000 FEET... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM WARNING ABOVE 4000 FEET FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 4 AM PST SATURDAY. * LOCATIONS...SCHWEITZER MOUNTAIN ROAD...FLOWERY TRAIL ROAD... BOULDER CREEK ROAD...SHERMAN PASS. * SNOW ACCUMULATIONS...8 TO 12 INCHES. * TIMING...LIGHT SNOW WILL BEGIN LATE THIS MORNING AND INTENSIFY THIS AFTERNOON AND EVENING. SNOW WILL TAPER OFF TO OCCASIONAL SNOW SHOWERS SATURDAY MORNING. * IMPACTS...HEAVY SNOW ACCUMULATIONS ON ROADS WILL MAKE DRIVING DIFFICULT AND DANGEROUS AT HIGHER ELEVATIONS. TRAVEL ACROSS SHERMAN PASS WILL BE IMPACTED BY THIS STORM. * HAZARD ELEVATION...ABOVE 4000 FEET. * 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. && $$ WAZ042-192045- /O.EXB.KOTX.WW.Y.0016.160219T1500Z-160220T0600Z/ EAST SLOPES NORTHERN CASCADES- INCLUDING THE FOLLOWING LOCATIONS...MAZAMA...TWISP...WINTHROP... STEHEKIN...CONCONULLY...LOUP LOUP PASS 337 AM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 10 PM PST THIS EVENING FOR LOCATIONS NORTH OF LAKE CHELAN AND HIGHWAY 2 NEAR STEVENS PASS... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER WEATHER ADVISORY FOR LOCATIONS NORTH OF LAKE CHELAN FOR SNOW...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 10 PM PST THIS EVENING. * LOCATIONS...MAZAMA...TWISP...WINTHROP...STEHEKIN... CONCONULLY...LOUP LOUP PASS....STEVENS PASS... * SNOW LEVEL...VALLEY FLOORS. * SNOW ACCUMULATIONS...3 TO 5 INCHES OF SNOW IN THE VALLEYS WITH HEAVIEST ACCUMULATIONS NEAR MAZAMA...AND IN THE MOUNTAINS 7 TO 12 INCHES. * TIMING...STEADY LIGHT SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH THIS EVENING BEFORE TAPERING OFF LATE TONIGHT. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL IN THE METHOW VALLEY AND THE HIGHWAY 2 APPROACH TO STEVENS PASS. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ004-191600- /O.CON.KOTX.WW.Y.0016.000000T0000Z-160219T1600Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...OSBURN...WALLACE...MULLAN... DOBSON PASS...LOOKOUT PASS 337 AM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING ABOVE 3000 FEET... * LOCATIONS...OSBURN...WALLACE...MULLAN...DOBSON PASS...LOOKOUT PASS. * SNOW ACCUMULATIONS...UP TO AN ADDITIONAL 1 INCH. * TIMING...SNOW SHOWERS WILL CONTINUE THROUGH THIS MORNING ABOVE 3000 FEET. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AT TIMES INTO FRIDAY MORNING. * HAZARD ELEVATION...ABOVE 3000 FEET. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. 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. && $$
4 follow-up statements
120 WWUS46 KOTX 191354 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 554 AM PST FRI FEB 19 2016 ...HEAVY MOUNTAIN SNOW FOR THE MOUNTAINS OF NORTHEAST WASHINGTON AND NORTH IDAHO TODAY AND TONIGHT... A MOIST PACIFIC STORM SYSTEM WILL BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHEAST WASHINGTON AND FAR NORTH IDAHO TODAY AND TONIGHT. VALLEYS WILL EXPERIENCE MOSTLY RAIN...ALTHOUGH COLD AIR TRAPPED IN THE THE METHOW VALLEY IN THE CASCADES WILL ENCOURAGE MODERATE ACCUMULATIONS OF SNOW WITH THIS WEATHER SYSTEM. IDZ004-191500- /O.CAN.KOTX.WW.Y.0016.000000T0000Z-160219T1600Z/ CENTRAL PANHANDLE MOUNTAINS- 554 AM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER WEATHER ADVISORY. ACCUMULATING SNOW HAS ENDED. MORE SNOW SHOWERS ARE EXPECTED TODAY BUT FURTHER ACCUMULATIONS WILL BE MINOR. $$ IDZ001-WAZ037-038-192200- /O.CON.KOTX.WS.W.0004.160219T1800Z-160220T1200Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD... FLOWERY TRAIL ROAD...BOULDER CREEK ROAD...SHERMAN PASS 554 AM PST FRI FEB 19 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 AM PST SATURDAY ABOVE 4000 FEET... * LOCATIONS...BOULDER CREEK ROAD...SHERMAN PASS...SCHWEITZER MOUNTAIN ROAD...FLOWERY TRAIL ROAD. * SNOW ACCUMULATIONS...8 TO 12 INCHES. * TIMING...LIGHT SNOW WILL BEGIN LATE THIS MORNING AND INTENSIFY THIS AFTERNOON AND EVENING. SNOW WILL TAPER OFF TO OCCASIONAL SNOW SHOWERS SATURDAY MORNING. * IMPACTS...HEAVY SNOW ACCUMULATIONS ON ROADS WILL MAKE DRIVING DIFFICULT AND DANGEROUS AT HIGHER ELEVATIONS. TRAVEL ACROSS SHERMAN PASS WILL BE IMPACTED BY THIS STORM. * HAZARD ELEVATION...ABOVE 4000 FEET. * 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. && $$ WAZ042-192200- /O.CON.KOTX.WW.Y.0016.160219T1500Z-160220T0600Z/ EAST SLOPES NORTHERN CASCADES- INCLUDING THE FOLLOWING LOCATIONS...MAZAMA...TWISP...WINTHROP... STEHEKIN...CONCONULLY...LOUP LOUP PASS 554 AM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING FOR LOCATIONS NORTH OF LAKE CHELAN... * LOCATIONS...MAZAMA...TWISP...WINTHROP...STEHEKIN... CONCONULLY... LOUP LOUP PASS. * SNOW LEVEL...VALLEY FLOORS. * SNOW ACCUMULATIONS...3 TO 5 INCHES OF SNOW IN THE VALLEYS WITH HEAVIEST ACCUMULATIONS NEAR MAZAMA...AND IN THE MOUNTAINS 7 TO 12 INCHES. * TIMING...STEADY LIGHT SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH THIS EVENING BEFORE TAPERING OFF LATE TONIGHT. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL IN THE METHOW VALLEY AND THE HIGHWAY 2 APPROACH TO STEVENS PASS. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
883 WWUS46 KOTX 192152 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 152 PM PST FRI FEB 19 2016 ...HEAVY MOUNTAIN SNOW FOR THE MOUNTAINS OF NORTHEAST WASHINGTON AND NORTH IDAHO TODAY AND TONIGHT... A MOIST PACIFIC STORM SYSTEM WILL BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHEAST WASHINGTON AND FAR NORTH IDAHO TONIGHT AND LINGER THROUGH SATURDAY. VALLEYS WILL EXPERIENCE MOSTLY RAIN...POSSIBLY MIXED WITH WET SNOW. IDZ001-WAZ037-038-201200- /O.CON.KOTX.WS.W.0004.000000T0000Z-160220T1200Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD... FLOWERY TRAIL ROAD...BOULDER CREEK ROAD...SHERMAN PASS 152 PM PST FRI FEB 19 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY ABOVE 4000 FEET... * LOCATIONS...BOULDER CREEK ROAD...SHERMAN PASS...SCHWEITZER MOUNTAIN ROAD...FLOWERY TRAIL ROAD. * TOTAL SNOW ACCUMULATIONS...8 TO 12 INCHES. * TIMING...LIGHT SNOW WILL INCREASE IN INTENSITY LATE THIS AFTERNOON...THEN TURN TO MODERATE TO HEAVY SNOW SHOWERS OVERNIGHT. SNOW SHOWERS WILL TAPER OFF SATURDAY MORNING. * IMPACTS...HEAVY SNOW ACCUMULATIONS ON ROADS WILL MAKE DRIVING DIFFICULT AND DANGEROUS AT HIGHER ELEVATIONS. TRAVEL ACROSS SHERMAN PASS WILL BE IMPACTED BY THIS STORM. * HAZARD ELEVATION...ABOVE 4000 FEET. * 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. && $$ IDZ004-201200- /O.EXB.KOTX.WW.Y.0016.160220T0000Z-160221T0000Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS 152 PM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON UNTIL 4 PM PST SATURDAY ABOVE 4000 FEET... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 4000 FEET FOR SNOW WHICH IS IN EFFECT UNTIL 4 PM PST SATURDAY. * LOCATIONS...MULLAN...LOOKOUT PASS. * SNOW LEVEL...ABOVE 4000 FEET. * SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW IN THE VALLEYS ABOVE 4000 FEET AND NEAR LOOKOUT PASS...7 TO 12 INCHES IN THE MOUNTAINS ABOVE THE PASS. * TIMING...LIGHT SNOW THIS AFTERNOON WILL INTENSIFY EARLY THIS EVENING...THEN TURN TO MODERATE TO HEAVY SNOW SHOWERS OVERNIGHT AND ON SATURDAY. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL FOR I-90 FROM WALLACE TO LOOKOUT PASS. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WAZ042-201200- /O.EXT.KOTX.WW.Y.0016.000000T0000Z-160220T1200Z/ EAST SLOPES NORTHERN CASCADES- INCLUDING THE FOLLOWING LOCATIONS...MAZAMA...TWISP...WINTHROP... STEHEKIN...CONCONULLY...LOUP LOUP PASS 152 PM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 AM PST SATURDAY FOR LOCATIONS NORTH OF LAKE CHELAN... * LOCATIONS...MAZAMA...TWISP...WINTHROP...STEHEKIN... CONCONULLY... LOUP LOUP PASS. * SNOW LEVEL...VALLEY FLOORS. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OF SNOW IN THE VALLEYS WITH HEAVIEST ACCUMULATIONS NEAR MAZAMA...AND IN THE MOUNTAINS 7 TO 12 INCHES. * TIMING...LIGHT SNOW THIS AFTERNOON WILL INCREASE IN INTENSITY EARLY THIS EVENING...THEN TURN TO MODERATE TO HEAVY SNOW SHOWERSOVER NIGHT. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL IN THE METHOW VALLEY AND THE HIGHWAY 2 APPROACH TO 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 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. && $$
416 WWUS46 KOTX 200434 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 834 PM PST FRI FEB 19 2016 ...HEAVY MOUNTAIN SNOW FOR THE MOUNTAINS OF NORTHEAST WASHINGTON AND NORTH IDAHO TODAY AND TONIGHT... A MOIST PACIFIC STORM SYSTEM WILL BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHEAST WASHINGTON AND FAR NORTH IDAHO TONIGHT AND LINGER THROUGH SATURDAY. VALLEYS WILL EXPERIENCE MOSTLY RAIN... POSSIBLY MIXED WITH WET SNOW. IDZ001-WAZ037-038-201200- /O.CON.KOTX.WS.W.0004.000000T0000Z-160220T1200Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD... FLOWERY TRAIL ROAD...BOULDER CREEK ROAD...SHERMAN PASS 834 PM PST FRI FEB 19 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY ABOVE 4000 FEET... * LOCATIONS...BOULDER CREEK ROAD...SHERMAN PASS...SCHWEITZER MOUNTAIN ROAD...FLOWERY TRAIL ROAD. * TOTAL SNOW ACCUMULATIONS...8 TO 12 INCHES. * TIMING...NOW...SNOW WILL TURN TO MODERATE TO HEAVY SNOW SHOWERS OVERNIGHT. SNOW SHOWERS WILL TAPER OFF SATURDAY MORNING. * IMPACTS...HEAVY SNOW ACCUMULATIONS ON ROADS WILL MAKE DRIVING DIFFICULT AND DANGEROUS AT HIGHER ELEVATIONS. TRAVEL ACROSS SHERMAN PASS WILL BE IMPACTED BY THIS STORM. * HAZARD ELEVATION...ABOVE 4000 FEET. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ004-201245- /O.CON.KOTX.WW.Y.0016.000000T0000Z-160221T0000Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS 834 PM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY ABOVE 4000 FEET... * LOCATIONS...MULLAN...LOOKOUT PASS. * SNOW LEVEL...ABOVE 4000 FEET. * SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW IN THE VALLEYS ABOVE 4000 FEET AND NEAR LOOKOUT PASS...7 TO 12 INCHES IN THE MOUNTAINS ABOVE THE PASS. * TIMING...NOW...SNOW WILL THEN TURN TO MODERATE TO HEAVY SNOW SHOWERS OVERNIGHT AND ON SATURDAY. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL FOR I-90 FROM WALLACE TO LOOKOUT 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 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. && $$ WAZ042-201200- /O.CON.KOTX.WW.Y.0016.000000T0000Z-160220T1200Z/ EAST SLOPES NORTHERN CASCADES- INCLUDING THE FOLLOWING LOCATIONS...MAZAMA...TWISP...WINTHROP... STEHEKIN...CONCONULLY...LOUP LOUP PASS 834 PM PST FRI FEB 19 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY FOR LOCATIONS NORTH OF LAKE CHELAN... * LOCATIONS...MAZAMA...TWISP...WINTHROP...STEHEKIN... CONCONULLY... LOUP LOUP PASS. * SNOW LEVEL...VALLEY FLOORS. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OF SNOW IN THE VALLEYS WITH HEAVIEST ACCUMULATIONS NEAR MAZAMA...AND IN THE MOUNTAINS 7 TO 12 INCHES. * TIMING...NOW...SNOW WILL THEN THEN TURN TO MODERATE TO HEAVY SNOW SHOWERS OVERNIGHT. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL IN THE METHOW VALLEY AND THE HIGHWAY 2 APPROACH TO STEVENS PASS. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
747 WWUS46 KOTX 201042 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 242 AM PST SAT FEB 20 2016 IDZ001-WAZ037-038-201145- /O.CAN.KOTX.WS.W.0004.000000T0000Z-160220T1200Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- 242 AM PST SAT FEB 20 2016 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER STORM WARNING. SNOW SHOWERS WILL CONTINUE TO DECREASE THIS MORNING WITH ONLY MINOR FURTHER ACCUMULATIONS. $$ WAZ042-201800- /O.EXT.KOTX.WW.Y.0016.000000T0000Z-160220T1800Z/ EAST SLOPES NORTHERN CASCADES- INCLUDING THE FOLLOWING LOCATIONS...STEHEKIN 242 AM PST SAT FEB 20 2016 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING FOR LOCATIONS NORTH OF LAKE CHELAN... * LOCATIONS...STEHEKIN...HOLDEN VILLAGE...HIGHWAY 2 WEST OF COLES CORNER. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES OF SNOW NEAR THE CASCADE CREST. * TIMING...OCCASIONAL MODERATE TO HEAVY SNOW SHOWERS WILL DECREASE THIS MORNING. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL ON THE HIGHWAY 2 APPROACH TO STEVENS PASS. * WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT HTTP://WWW.WRH.NOAA.GOV/MAP/?WFO=OTX. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ004-201945- /O.CON.KOTX.WW.Y.0016.000000T0000Z-160221T0000Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS 242 AM PST SAT FEB 20 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * LOCATIONS...MULLAN...LOOKOUT PASS. * SNOW LEVEL...ABOVE 4000 FEET. * SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW IN THE VALLEYS ABOVE 4000 FEET AND NEAR LOOKOUT PASS...7 TO 12 INCHES IN THE MOUNTAINS ABOVE THE PASS. * TIMING...OCCASIONAL MODERATE TO HEAVY SNOW SHOWERS WILL CONTINUE TODAY. * IMPACTS...SNOW SHOWERS WILL LEAD TO SNOW COVERED ROADS AND SLIPPERY TRAVEL FOR I-90 FROM WALLACE TO LOOKOUT 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 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. && $$
Nearby
Winter Storm Warnings in Washington, 2016Winter Storm Warnings in Idaho, 2016Every winter storm warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.