NOAA Current Watches-WA

...SNOW THROUGH SATURDAY... .A significant change in the weather pattern has begun as a winter storm system arrives from the Pacific and brings moderate to heavy snow to the Cascades and Blue Mountains. * WHAT...Snow expected above 4000 feet. Total snow accumulations between 6 and 12 inches. Local winds gusting as high as 35 mph will cause blowing and drifting of snow. * WHERE...In Oregon, Northern Blue Mountains of Oregon. In Washington, Northwest Blue Mountains. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS...Total snowfall accumulations for I-84 along the Blue Mountains, including Meacham, are only expected to be around 3 to 5 inches. Winter Weather Advisory 2025-01-31T05:52:00-08:00 2025-01-31T05:52:00-08:00 2025-01-31T05:52:00-08:00 2025-01-31T16:00:00-08:00 Actual Update Met Expected Moderate Likely Northern Blue Mountains of Oregon; Northwest Blue Mountains SAME 041059 SAME 041061 SAME 041063 SAME 053013 SAME 053071 UGC ORZ502 UGC WAZ030 AWIPSidentifier WSWPDT WMOidentifier WWUS46 KPDT 311352 NWSheadline WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY ABOVE 4000 FEET BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPDT.WW.Y.0004.000000T0000Z-250202T0000Z/ eventEndingTime 2025-02-02T00:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.262577a5d78fb7c64d30217b0f6b2081a916f86e.003.2,2025-01-30T12:36:00-08:00

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Admiralty Inlet Area. * WHEN...From 6 PM this evening to 1 AM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Wind Advisory 2025-01-31T04:18:00-08:00 2025-01-31T04:18:00-08:00 2025-01-31T18:00:00-08:00 2025-01-31T16:00:00-08:00 Actual Alert Met Expected Moderate Likely Admiralty Inlet Area SAME 053029 SAME 053031 UGC WAZ510 AWIPSidentifier NPWSEW WMOidentifier WWUS76 KSEW 311218 NWSheadline WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 1 AM PST SATURDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.NEW.KSEW.WI.Y.0001.250201T0200Z-250201T0900Z/ eventEndingTime 2025-02-01T09:00:00+00:00

* WHAT...Heavy snow at or above elevations greater than 3000 ft. Snow accumulations between 10 and 30 inches. Possible higher amounts on Mount Rainier. Winds gusting as high as 40 mph. * WHERE...West Slopes North Cascades and Passes, West Slopes North Central Cascades and Passes, and West Slopes South Central Cascades and Passes. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. Winter Storm Warning 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-01-31T16:30:00-08:00 Actual Update Met Expected Severe Likely West Slopes North Cascades and Passes; West Slopes North Central Cascades and Passes; West Slopes South Central Cascades and Passes SAME 053057 SAME 053073 SAME 053033 SAME 053061 SAME 053041 SAME 053053 UGC WAZ567 UGC WAZ568 UGC WAZ569 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 311211 NWSheadline WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY AT OR ABOVE ELEVATIONS GREATER THAN 3000 FT BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.W.0001.000000T0000Z-250202T0000Z/ eventEndingTime 2025-02-02T00:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.20410d41686a571dfe18d7ca2abcd4ec7d4608b5.001.2,2025-01-30T11:53:00-08:00

* WHAT...Heavy snow possible. Total snow accumulations between 3 and 9 inches possible. The highest snowfall amounts will be away from the water. Locally higher snowfall amounts are possible in the higher elevations. * WHERE...North Coast and Western Strait of Juan De Fuca. * WHEN...From this evening through Monday morning. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Monday morning commute. Winter Storm Watch 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-01-31T22:00:00-08:00 2025-01-31T16:30:00-08:00 Actual Update Met Future Severe Possible Western Strait of Juan De Fuca; North Coast SAME 053009 SAME 053031 UGC WAZ515 UGC WAZ516 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 311211 NWSheadline WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.A.0002.250201T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00

* WHAT...Heavy snow possible. Total snow accumulations between 2 and 6 inches possible. * WHERE...East Puget Sound Lowlands. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. Winter Storm Watch 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-02-01T22:00:00-08:00 2025-01-31T16:30:00-08:00 Actual Update Met Future Severe Possible East Puget Sound Lowlands SAME 053033 SAME 053053 SAME 053061 UGC WAZ555 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 311211 NWSheadline WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.A.0002.250202T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00

* WHAT...Heavy snow possible. Total snow accumulations between 2 and 6 inches possible. * WHERE...San Juan County and Western Whatcom County. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. Winter Storm Watch 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-02-01T22:00:00-08:00 2025-01-31T16:30:00-08:00 Actual Update Met Future Severe Possible San Juan County; Western Whatcom County SAME 053055 SAME 053073 UGC WAZ001 UGC WAZ503 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 311211 NWSheadline WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.A.0002.250202T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00

* WHAT...Heavy snow possible. Total snow accumulations between 2 and 6 inches possible. Higher amounts near the Olympics. * WHERE...Central Coast and Lower Chehalis Valley Area. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. Winter Storm Watch 2025-01-31T04:11:00-08:00 2025-01-31T04:11:00-08:00 2025-02-01T22:00:00-08:00 2025-01-31T16:30:00-08:00 Actual Update Met Future Severe Possible Lower Chehalis Valley Area; Central Coast SAME 053027 SAME 053045 UGC WAZ512 UGC WAZ517 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 311211 NWSheadline WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.A.0002.250202T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00

Air Stagnation Advisory 2025-01-31T03:49:00-08:00 2025-01-31T03:49:00-08:00 2025-01-31T03:49:00-08:00 2025-01-31T05:00:00-08:00 Actual Update Met Expected Moderate Likely Northern Panhandle; Coeur d'Alene Area; Central Panhandle Mountains; Lewiston Area; Lewis and Southern Nez Perce Counties; Lower Garfield and Asotin Counties; Spokane Area; Northeast Mountains; Okanogan Highlands; Wenatchee Area; Okanogan Valley; Waterville Plateau; Central Chelan County; Western Chelan County; Western Okanogan County SAME 016017 SAME 016021 SAME 016055 SAME 016009 SAME 016057 SAME 016079 SAME 016069 SAME 016061 SAME 053003 SAME 053023 SAME 053043 SAME 053063 SAME 053051 SAME 053065 SAME 053019 SAME 053047 SAME 053007 SAME 053017 SAME 053025 UGC IDZ001 UGC IDZ002 UGC IDZ004 UGC IDZ026 UGC IDZ027 UGC WAZ032 UGC WAZ036 UGC WAZ037 UGC WAZ038 UGC WAZ041 UGC WAZ043 UGC WAZ044 UGC WAZ047 UGC WAZ048 UGC WAZ049 AWIPSidentifier NPWOTX WMOidentifier WWUS76 KOTX 311149 NWSheadline AIR STAGNATION ADVISORY WILL EXPIRE AT 4 AM PST EARLY THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.EXP.KOTX.AS.Y.0001.000000T0000Z-250131T1200Z/ eventEndingTime 2025-01-31T12:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.4b7d83e57227aa1d0f6fadbe8e1618069419c701.002.1,2025-01-29T10:46:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.4b7d83e57227aa1d0f6fadbe8e1618069419c701.001.1,2025-01-29T10:46:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ef9cc604822dfe4c608f4cf19e7c655a93c45761.002.1,2025-01-28T10:32:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ef9cc604822dfe4c608f4cf19e7c655a93c45761.001.1,2025-01-28T10:32:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.a6181ca2c6cbaf7bc7a6eb53165276595ba838f7.001.1,2025-01-27T11:13:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.32526241fb4f6c7bbdec02cccfae2224a2999d9d.002.1,2025-01-27T11:36:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.32526241fb4f6c7bbdec02cccfae2224a2999d9d.001.1,2025-01-27T11:36:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.a6181ca2c6cbaf7bc7a6eb53165276595ba838f7.002.1,2025-01-27T11:13:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.24a37496fc9e7fa3f155003f2fdbcd687188b2e5.001.1,2025-01-26T15:14:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.24a37496fc9e7fa3f155003f2fdbcd687188b2e5.002.1,2025-01-26T15:14:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.7634b806209ecd765093e1f4c438a6e2fc49b2db.002.1,2025-01-25T13:55:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.7634b806209ecd765093e1f4c438a6e2fc49b2db.001.1,2025-01-25T13:55:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.62217350104d110d8fa25ddd37a0d1b2ae1d066a.001.1,2025-01-24T18:14:00-08:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.ffe974738f5d66255e1624fd747b7efa57ae763f.001.1,2025-01-24T10:13:00-08:00

...SNOW THROUGH SATURDAY WITH AREAS OF LIGHT FREEZING RAIN THIS MORNING... .A significant change in the weather pattern has begun as a winter storm system arrives from the Pacific and brings moderate to heavy snow to the Cascades and Blue Mountains. There will be rain and areas of light freezing rain across the Columbia Basin and the Kittitas and Yakima Valleys. * WHAT...Mixed precipitation expected. Light freezing rain will create ice accumulations of a light glaze. Little to no snow accumulation. * WHERE...Lower Columbia Basin of Oregon and Washington, Kittitas Valley, and Yakima Valley. * WHEN...Until 10 AM PST this morning. * IMPACTS...Even light freezing rain amounts can cause dangerous driving conditions. Winter Weather Advisory 2025-01-31T03:09:00-08:00 2025-01-31T03:09:00-08:00 2025-01-31T03:09:00-08:00 2025-01-31T10:00:00-08:00 Actual Update Met Expected Moderate Likely Lower Columbia Basin of Oregon; Kittitas Valley; Yakima Valley; Lower Columbia Basin of Washington SAME 041049 SAME 041059 SAME 053037 SAME 053077 SAME 053005 SAME 053021 SAME 053039 SAME 053071 UGC ORZ044 UGC WAZ026 UGC WAZ027 UGC WAZ028 AWIPSidentifier WSWPDT WMOidentifier WWUS46 KPDT 311109 NWSheadline WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPDT.WW.Y.0004.000000T0000Z-250131T1800Z/ eventEndingTime 2025-01-31T18:00:00+00:00

...SNOW THROUGH SATURDAY WITH AREAS OF LIGHT FREEZING RAIN THIS MORNING... .A significant change in the weather pattern has begun as a winter storm system arrives from the Pacific and brings moderate to heavy snow to the Cascades and Blue Mountains. There will be rain and areas of light freezing rain across the Columbia Basin and the Kittitas and Yakima Valleys. * WHAT...Snow expected above 4000 feet. Total snow accumulations between 6 and 12 inches. Local winds gusting as high as 35 mph will cause blowing and drifting of snow. * WHERE...In Oregon, Northern Blue Mountains of Oregon. In Washington, Northwest Blue Mountains. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions. Strong winds could cause extensive damage to trees and power lines. * ADDITIONAL DETAILS...Total snowfall accumulations for I-84 along the Blue Mountains, including Meacham, are only expected to be around 3 to 5 inches. Winter Weather Advisory 2025-01-31T03:09:00-08:00 2025-01-31T03:09:00-08:00 2025-01-31T04:00:00-08:00 2025-01-31T16:00:00-08:00 Actual Update Met Expected Moderate Likely Northern Blue Mountains of Oregon; Northwest Blue Mountains SAME 041059 SAME 041061 SAME 041063 SAME 053013 SAME 053071 UGC ORZ502 UGC WAZ030 AWIPSidentifier WSWPDT WMOidentifier WWUS46 KPDT 311109 NWSheadline WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY ABOVE 4000 FEET BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS VTEC /O.CON.KPDT.WW.Y.0004.250131T1200Z-250202T0000Z/ eventEndingTime 2025-02-02T00:00:00+00:00

...SNOW THROUGH SATURDAY WITH AREAS OF LIGHT FREEZING RAIN THIS MORNING... .A significant change in the weather pattern has begun as a winter storm system arrives from the Pacific and brings moderate to heavy snow to the Cascades and Blue Mountains. There will be rain and areas of light freezing rain across the Columbia Basin and the Kittitas and Yakima Valleys. * WHAT...Heavy snow expected above 3000 feet. Total snow accumulations between 8 and 18 inches. Winds gusting as high as 45 mph along exposed ridgetops. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Precipitation will begin as snow for Snoqualmie Pass, before transitioning to rain Friday afternoon. Rain will then transition to snow again at Snoqualmie Pass Friday night. Winter Storm Warning 2025-01-31T03:09:00-08:00 2025-01-31T03:09:00-08:00 2025-01-31T03:09:00-08:00 2025-01-31T16:00:00-08:00 Actual Update Met Expected Severe Likely Upper Slopes of the Eastern Washington Cascades Crest SAME 053037 SAME 053077 UGC WAZ522 AWIPSidentifier WSWPDT WMOidentifier WWUS46 KPDT 311109 NWSheadline WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY ABOVE 3000 FEET BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KPDT.WS.W.0001.000000T0000Z-250202T0000Z/ eventEndingTime 2025-02-02T00:00:00+00:00

* WHAT...Heavy snow expected. Total snow accumulations up to 4 inches. * WHERE...In Oregon, North Oregon Coast Range. In Washington, Willapa Hills. * WHEN...From 10 PM this evening to 10 PM PST Saturday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Snow levels will start around 3000-4000 ft on Saturday morning, before lowering towards 500-1000 ft by late Saturday morning. Winter Storm Warning 2025-01-31T02:10:00-08:00 2025-01-31T02:10:00-08:00 2025-01-31T22:00:00-08:00 2025-01-31T14:15:00-08:00 Actual Alert Met Expected Severe Likely North Oregon Coast Range; Willapa Hills SAME 041057 SAME 041007 SAME 041009 SAME 041067 SAME 041071 SAME 053049 SAME 053069 SAME 053015 UGC ORZ106 UGC WAZ203 AWIPSidentifier WSWPQR WMOidentifier WWUS46 KPQR 311010 NWSheadline WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 PM PST SATURDAY BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.EXB.KPQR.WS.W.0001.250201T0600Z-250202T0600Z/ eventEndingTime 2025-02-02T06:00:00+00:00

* WHAT...Heavy snow possible above 3000 feet. Total snow accumulations between 6 and 12 inches, and up to 15 inches above 5000 ft. Winds could gust as high as 40 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...Until 10 PM PST Saturday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Snow levels will start around 4000-5000 ft on Friday, before lowering towards 3000-3500 ft by Friday night. Heavier precipitation to start late Friday morning with a slow decrease in intensity through Saturday morning. Winter Storm Warning 2025-01-31T02:10:00-08:00 2025-01-31T02:10:00-08:00 2025-01-31T04:00:00-08:00 2025-01-31T14:15:00-08:00 Actual Update Met Expected Severe Likely North Oregon Cascades; Cascades of Marion and Linn Counties; Cascades of Lane County; South Washington Cascades SAME 041005 SAME 041027 SAME 041051 SAME 041047 SAME 041043 SAME 041039 SAME 053059 SAME 053015 SAME 053011 UGC ORZ126 UGC ORZ127 UGC ORZ128 UGC WAZ211 AWIPSidentifier WSWPQR WMOidentifier WWUS46 KPQR 311010 NWSheadline WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST SATURDAY ABOVE 3000 FEET BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.EXT.KPQR.WS.W.0001.250131T1200Z-250202T0600Z/ eventEndingTime 2025-02-02T06:00:00+00:00 expiredReferences w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.23fbe9884a6297eaf8f4910628d5b1fff8a6ee90.001.2,2025-01-30T12:20:00-08:00

SABOTX * WHAT...A SIGNIFICANT WINTER STORM, A VARIABLE AND WEAK SNOWPACK, AND A BUSY WEEKEND COULD COMBINE FOR UNIQUELY DANGEROUS AVALANCHE CONDITIONS. AVALANCHES MAY TRIGGER EASILY AND COULD BREAK WIDELY. * WHERE...THE WASHINGTON CASCADES FROM THE CANADIAN BORDER TO THE COLUMBIA RIVER, MT HOOD, AND THE OLYMPIC MOUNTAINS. * WHEN...IN EFFECT FROM THU 18:00 PST TO SUN 18:00 PST. * IMPACTS...A PROLONGED DRY PERIOD IN JANUARY CREATED A HIGHLY VARIABLE AND POTENTIALLY WEAK SNOWPACK. ACTIVE WEATHER INCLUDING SIGNIFICANT SNOWFALL AND WINDS COULD MAKE THESE LAYERS UNSTABLE. HUMANS MAY EASILY TRIGGER AVALANCHES LARGE ENOUGH TO BURY OR INJURE A PERSON. Avalanche Advisory 2025-01-30T18:21:00-08:00 2025-01-30T18:21:00-08:00 2025-01-30T18:21:00-08:00 2025-01-31T18:00:00-08:00 Actual Alert Met Unknown Unknown Unknown Wenatchee Area; Central Chelan County; Western Chelan County; Western Okanogan County SAME 053007 SAME 053017 SAME 053047 UGC WAZ041 UGC WAZ047 UGC WAZ048 UGC WAZ049 AWIPSidentifier SABOTX WMOidentifier WWUS86 KOTX 310221 NWSheadline THE NORTHWEST AVALANCHE CENTER HAS ISSUED A SPECIAL AVALANCHE BULLETIN BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS

SABPQR * WHAT...A SIGNIFICANT WINTER STORM, A VARIABLE AND WEAK SNOWPACK, AND A BUSY WEEKEND COULD COMBINE FOR UNIQUELY DANGEROUS AVALANCHE CONDITIONS. AVALANCHES MAY TRIGGER EASILY AND COULD BREAK WIDELY. * WHERE...THE WASHINGTON CASCADES FROM THE CANADIAN BORDER TO THE COLUMBIA RIVER, MT HOOD, AND THE OLYMPIC MOUNTAINS. * WHEN...IN EFFECT FROM THU 18:00 PST TO SUN 18:00 PST. * IMPACTS...A PROLONGED DRY PERIOD IN JANUARY CREATED A HIGHLY VARIABLE AND POTENTIALLY WEAK SNOWPACK. ACTIVE WEATHER INCLUDING SIGNIFICANT SNOWFALL AND WINDS COULD MAKE THESE LAYERS UNSTABLE. HUMANS MAY EASILY TRIGGER AVALANCHES LARGE ENOUGH TO BURY OR INJURE A PERSON. Avalanche Advisory 2025-01-30T18:17:00-08:00 2025-01-30T18:17:00-08:00 2025-01-30T18:17:00-08:00 2025-02-02T18:00:00-08:00 Actual Alert Met Unknown Unknown Unknown South Washington Cascades SAME 053059 SAME 053015 SAME 053011 UGC WAZ211 AWIPSidentifier SABPQR WMOidentifier WWUS86 KPQR 310217 NWSheadline THE NORTHWEST AVALANCHE CENTER HAS ISSUED A SPECIAL AVALANCHE BULLETIN BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS

SABPDT * WHAT...A SIGNIFICANT WINTER STORM, A VARIABLE AND WEAK SNOWPACK, AND A BUSY WEEKEND COULD COMBINE FOR UNIQUELY DANGEROUS AVALANCHE CONDITIONS. AVALANCHES MAY TRIGGER EASILY AND COULD BREAK WIDELY. * WHERE...THE WASHINGTON CASCADES FROM THE CANADIAN BORDER TO THE COLUMBIA RIVER, MT HOOD, AND THE OLYMPIC MOUNTAINS. * WHEN...IN EFFECT FROM THU 18:00 PST TO SUN 18:00 PST. * IMPACTS...A PROLONGED DRY PERIOD IN JANUARY CREATED A HIGHLY VARIABLE AND POTENTIALLY WEAK SNOWPACK. ACTIVE WEATHER INCLUDING SIGNIFICANT SNOWFALL AND WINDS COULD MAKE THESE LAYERS UNSTABLE. HUMANS MAY EASILY TRIGGER AVALANCHES LARGE ENOUGH TO BURY OR INJURE A PERSON. Avalanche Advisory 2025-01-30T18:14:00-08:00 2025-01-30T18:14:00-08:00 2025-01-30T18:14:00-08:00 2025-02-02T18:00:00-08:00 Actual Alert Met Unknown Unknown Unknown Upper Slopes of the Eastern Washington Cascades Crest; Lower Slopes of the Eastern Washington Cascades Crest SAME 053037 SAME 053077 SAME 053039 UGC WAZ522 UGC WAZ523 AWIPSidentifier SABPDT WMOidentifier WWUS86 KPDT 310214 NWSheadline THE NORTHWEST AVALANCHE CENTER HAS ISSUED A SPECIAL AVALANCHE BULLETIN BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS

SABSEW * WHAT...A SIGNIFICANT WINTER STORM, A VARIABLE AND WEAK SNOWPACK, AND A BUSY WEEKEND COULD COMBINE FOR UNIQUELY DANGEROUS AVALANCHE CONDITIONS. AVALANCHES MAY TRIGGER EASILY AND COULD BREAK WIDELY. * WHERE...THE WASHINGTON CASCADES FROM THE CANADIAN BORDER TO THE COLUMBIA RIVER, MT HOOD, AND THE OLYMPIC MOUNTAINS. * WHEN...IN EFFECT FROM THU 18:00 PST TO SUN 18:00 PST. * IMPACTS...A PROLONGED DRY PERIOD IN JANUARY CRATED A HIGHLY VARIABLE AND POTENTIALLY WEAK SNOWPACK. ACTIVE WEATHER INCLUDING SIGNIFICANT SNOWFALL AND WINDS COULD MAKE THESE LAYERS UNSTABLE. HUMANS MAY EASILY TRIGGER AVALANCHES LARGE ENOUGH TO BURY OR INJURE A PERSON. Avalanche Advisory 2025-01-30T17:52:00-08:00 2025-01-30T17:52:00-08:00 2025-01-30T17:52:00-08:00 2025-01-31T18:00:00-08:00 Actual Alert Met Unknown Unknown Unknown Olympics; West Slopes North Cascades and Passes; West Slopes North Central Cascades and Passes; West Slopes South Central Cascades and Passes SAME 053009 SAME 053027 SAME 053031 SAME 053045 SAME 053057 SAME 053073 SAME 053033 SAME 053061 SAME 053041 SAME 053053 UGC WAZ513 UGC WAZ567 UGC WAZ568 UGC WAZ569 AWIPSidentifier SABSEW WMOidentifier WWUS86 KSEW 310152 NWSheadline THE NORTHWEST AVALANCHE CENTER HAS ISSUED A SPECIAL AVALANCHE BULLETIN BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS

* WHAT...Heavy snow expected at or above elevations greater than 3000 ft. Total snow accumulations between 10 and 30 inches. Winds gusting as high as 40 mph. * WHERE...West Slopes North Cascades and Passes, West Slopes North Central Cascades and Passes, and West Slopes South Central Cascades and Passes. * WHEN...From 10 PM this evening to 4 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Snow levels will start around 2500-3500 feet tonight before rising to 4000 feet Friday afternoon. Snow levels will then lower to near 2000 feet Friday night. Precipitation will begin as snow for Snoqualmie Pass, before transitioning to rain Friday afternoon. Rain will then transition to snow again at Snoqualmie Pass and increase in intensity Friday night. Winter Storm Warning 2025-01-30T13:33:00-08:00 2025-01-30T13:33:00-08:00 2025-01-30T22:00:00-08:00 2025-01-31T04:30:00-08:00 Actual Update Met Expected Severe Likely West Slopes North Cascades and Passes; West Slopes North Central Cascades and Passes; West Slopes South Central Cascades and Passes SAME 053057 SAME 053073 SAME 053033 SAME 053061 SAME 053041 SAME 053053 UGC WAZ567 UGC WAZ568 UGC WAZ569 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 302133 NWSheadline WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM PST SATURDAY AT OR ABOVE ELEVATIONS GREATER THAN 3000 FT BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.CON.KSEW.WS.W.0001.250131T0600Z-250202T0000Z/ eventEndingTime 2025-02-02T00:00:00+00:00

* WHAT...Heavy snow possible. Total snow accumulations between 2 and 7 inches possible. * WHERE...San Juan County and Western Whatcom County. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...Snow showers are likely at times Saturday night through Monday morning, with localized heavier snowfall amounts possible. The potential for refreezing exists Monday morning. Winter Storm Watch 2025-01-30T13:33:00-08:00 2025-01-30T13:33:00-08:00 2025-02-01T22:00:00-08:00 2025-01-31T04:30:00-08:00 Actual Alert Met Future Severe Possible San Juan County; Western Whatcom County SAME 053055 SAME 053073 UGC WAZ001 UGC WAZ503 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 302133 NWSheadline WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.NEW.KSEW.WS.A.0002.250202T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00

* WHAT...Heavy snow possible. Total snow accumulations between 2 and 7 inches possible. * WHERE...East Puget Sound Lowlands. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...Snow showers will be likely at times during this period. The heaviest snowfall amounts are expected in the higher elevations near the Cascades. The potential for refreezing exists Monday morning. Winter Storm Watch 2025-01-30T13:33:00-08:00 2025-01-30T13:33:00-08:00 2025-02-01T22:00:00-08:00 2025-01-31T04:30:00-08:00 Actual Alert Met Future Severe Possible East Puget Sound Lowlands SAME 053033 SAME 053053 SAME 053061 UGC WAZ555 AWIPSidentifier WSWSEW WMOidentifier WWUS46 KSEW 302133 NWSheadline WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING BLOCKCHANNEL EAS BLOCKCHANNEL NWEM BLOCKCHANNEL CMAS EAS-ORG WXR VTEC /O.NEW.KSEW.WS.A.0002.250202T0600Z-250203T1800Z/ eventEndingTime 2025-02-03T18:00:00+00:00