WWUS46 KSEW 101754 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 1054 AM PDT Tue Mar 10 2026 WAZ306-326-327-101900- /O.EXP.KSEW.WW.Y.0008.000000T0000Z-260310T1800Z/ Foothills and Valleys of Snohomish and Northern King Counties- Western Strait of Juan de Fuca-Lake Crescent Area Including US 101- Including Skykomish, Joyce, Clallam Bay, Monroe, Lake Roesiger, Sekiu, Lake Crescent, and Duvall 1054 AM PDT Tue Mar 10 2026 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM PDT THIS MORNING... $$ WAZ301-302-110200- /O.CON.KSEW.BZ.W.0001.260312T0100Z-260312T1200Z/ /O.CON.KSEW.WW.Y.0008.000000T0000Z-260312T0100Z/ /O.CON.KSEW.WS.A.0003.260312T1200Z-260314T1200Z/ Cascades of Whatcom and Skagit Counties-Cascades of Snohomish and Northern King Counties- Including Stevens Pass, Silverton, and Mount Baker 1054 AM PDT Tue Mar 10 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT WEDNESDAY... ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO 5 AM PDT THURSDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations between 10 and 15 inches. For the Blizzard Warning, blizzard conditions expected. Total snow accumulations up to 13 inches. Winds gusting as high as 55 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 1 to 4 feet possible. Winds could gust as high as 40 mph. * WHERE...Cascades of Snohomish and Northern King Counties and Cascades of Whatcom and Skagit Counties. * WHEN...For the Winter Weather Advisory, until 6 PM PDT Wednesday. For the Blizzard Warning, from 6 PM Wednesday to 5 AM PDT Thursday. For the Winter Storm Watch, from late Wednesday night through late Friday night. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult to impossible. Strong winds could cause tree damage. PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. Prepare for possible power outages. Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. && $$ WAZ303-304-110200- /O.CON.KSEW.BZ.W.0001.260312T0100Z-260312T1200Z/ /O.CON.KSEW.WW.Y.0008.000000T0000Z-260312T0100Z/ /O.CON.KSEW.WS.A.0003.260312T1200Z-260314T1200Z/ Cascades of Southern King County-Cascades of Pierce and Lewis Counties- Including Crystal Mountain, Paradise, Longmire, Ashford, Mount Rainier, Greenwater, SR18 at Tiger Mountain Summit, Snoqualmie Pass, and White Pass 1054 AM PDT Tue Mar 10 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT WEDNESDAY... ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO 5 AM PDT THURSDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations between 12 and 24 inches. For the Blizzard Warning, blizzard conditions expected. Total snow accumulations up to 15 inches. Winds gusting as high as 40 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations up to 47 inches possible. Winds could gust as high as 40 mph. * WHERE...Cascades of Pierce and Lewis Counties and Cascades of Southern King County. * WHEN...For the Winter Weather Advisory, until 6 PM PDT Wednesday. For the Blizzard Warning, from 6 PM Wednesday to 5 AM PDT Thursday. For the Winter Storm Watch, from late Wednesday night through late Friday night. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. Prepare for possible power outages. Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. && $$ WAZ328-110200- /O.CON.KSEW.BZ.W.0001.260312T0100Z-260312T1200Z/ /O.CON.KSEW.WS.A.0003.260312T1200Z-260314T1200Z/ Olympics- Including Mount Olympus and Hurricane Ridge 1054 AM PDT Tue Mar 10 2026 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO 5 AM PDT THURSDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH LATE FRIDAY NIGHT... * WHAT...For the Blizzard Warning, blizzard conditions expected. Total snow accumulations up to 6 inches. Winds gusting as high as 40 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations up to 23 inches possible. * WHERE...Olympics. * WHEN...For the Blizzard Warning, from 6 PM Wednesday to 5 AM PDT Thursday. For the Winter Storm Watch, from late Wednesday night through late Friday night. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. && $$ 21