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Home Return to list Winter Weather Advisory 0021 Issued by the Seattle Forecast Office
Action: New Issued At: 2025-12-04 12:54:25 699 WWUS46 KSEW 041854 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 1054 AM PST Thu Dec 4 2025 WAZ302-050600- /O.NEW.KSEW.WW.Y.0021.251206T0300Z-251207T0600Z/ Cascades of Snohomish and Northern King Counties- Including Stevens Pass 1054 AM PST Thu Dec 4 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM FRIDAY TO 10 PM PST SATURDAY... * WHAT...Snow expected. Total snow accumulations up to 5 to 10 inches at Stevens Pass. Winds gusting as high as 35 mph. * WHERE...Cascades of Snohomish and Northern King Counties. * WHEN...From 7 PM Friday to 10 PM PST Saturday. * IMPACTS...Travel could be very difficult over the pass. The hazardous conditions could impact the Friday evening commute. * ADDITIONAL DETAILS...A convergence zone as well as heavy snowfall at times may allow for snowfall rates to meet or exceed 1 inch per hour. Gusty winds will limit visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Refer to WSDOT for the latest pass conditions and closures. && $$ 62 Action: Continued Issued At: 2025-12-04 23:30:22 603 WWUS46 KSEW 050529 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 929 PM PST Thu Dec 4 2025 WAZ302-051500- /O.CON.KSEW.WW.Y.0021.251206T0300Z-251207T0600Z/ Cascades of Snohomish and Northern King Counties- Including Stevens Pass 929 PM PST Thu Dec 4 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM FRIDAY TO 10 PM PST SATURDAY... * WHAT...Snow expected. Total snow accumulations up to 5 to 10 inches at Stevens Pass. Winds gusting as high as 35 mph. * WHERE...Cascades of Snohomish and Northern King Counties. * WHEN...From 7 PM Friday to 10 PM PST Saturday. * IMPACTS...Travel could be very difficult over the pass. The hazardous conditions could impact the Friday evening commute. * ADDITIONAL DETAILS...A convergence zone as well as heavy snowfall at times may allow for snowfall rates to meet or exceed 1 inch per hour. Gusty winds will limit visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Refer to WSDOT for the latest pass conditions and closures. && $$ 21 Action: Continued Issued At: 2025-12-05 08:16:13 969 WWUS46 KSEW 051415 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 615 AM PST Fri Dec 5 2025 WAZ302-052215- /O.CON.KSEW.WW.Y.0021.251206T0300Z-251207T0600Z/ Cascades of Snohomish and Northern King Counties- Including Stevens Pass 615 AM PST Fri Dec 5 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST SATURDAY... * WHAT...Snow expected. Total snow accumulations up to 6 to 11 inches at Stevens Pass. Winds gusting as high as 35 mph. * WHERE...Cascades of Snohomish and Northern King Counties. * WHEN...From 7 PM this evening to 10 PM PST Saturday. * IMPACTS...Travel could be very difficult over the pass. The hazardous conditions could impact the Friday evening commute. * ADDITIONAL DETAILS...A convergence zone as well as heavy snowfall at times may allow for snowfall rates to meet or exceed 1 inch per hour. Gusty winds will limit visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Refer to WSDOT for the latest pass conditions and closures. && $$ 21 Action: Upgraded Issued At: 2025-12-05 14:16:52 040 WWUS46 KSEW 052016 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 1216 PM PST Fri Dec 5 2025 WAZ302-060615- /O.UPG.KSEW.WW.Y.0021.251206T0300Z-251207T0600Z/ /O.NEW.KSEW.WS.W.0008.251206T0300Z-251207T0600Z/ Cascades of Snohomish and Northern King Counties- Including Stevens Pass 1216 PM PST Fri Dec 5 2025 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST SATURDAY... * WHAT...Heavy snow expected. Total snow accumulations up to 12 to 18 inches. Winds gusting as high as 35 mph. * WHERE...Cascades of Snohomish and Northern King Counties. * WHEN...From 7 PM this evening to 10 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Friday evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...A convergence zone as well as heavy snowfall at times may allow for snowfall rates to exceed 1-1.5 inches per hour. Gusty winds will limit visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Prepare for possible power outages. && $$ WAZ304-060615- /O.NEW.KSEW.WW.Y.0022.251206T0300Z-251207T0300Z/ Cascades of Pierce and Lewis Counties- Including White Pass, Paradise, Longmire, Ashford, Mount Rainier, and Crystal Mountain 1216 PM PST Fri Dec 5 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 PM PST SATURDAY... * WHAT...Snow expected. Total snow accumulations up to 8 to 12 inches. Winds gusting as high as 35 mph. * WHERE...Cascades of Pierce and Lewis Counties. * WHEN...From 7 PM this evening to 7 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Friday evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Heavy snowfall at times may allow for rates of around 1 inch per hour at times. Gusty winds will limit visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. && $$ 62 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||