Alert archive / Washington / Winter Storm Warnings in 2021
Winter Storm Warning 3, NWS Seattle, WA
NWS Seattle, WA issued this winter storm warning at Jan 5, 2021, 3:02 AM PST. It took effect at Jan 5, 2021, 12:00 PM PST. It was in force for 22 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
- Jan 5, 2021, 3:02 AM PST (11:02 UTC)
- In effect from
- Jan 5, 2021, 12:00 PM PST
- Expired
- Jan 6, 2021, 10:00 AM PST
- In force
- 22 hr
- Issued by
- NWS Seattle, WA
The text
As transmitted.
353 WWUS46 KSEW 051102 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 302 AM PST Tue Jan 5 2021 WAZ567-569-060000- /O.NEW.KSEW.WS.W.0003.210105T2000Z-210106T1800Z/ Cascades of Whatcom and Skagit Counties- Cascades of Pierce and Lewis Counties- including Paradise 302 AM PST Tue Jan 5 2021 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Heavy snow expected above 3000 feet. Total snow accumulations of 15 to 25 inches. Winds gusting as high as 45 mph. * WHERE...Cascade mountains of Whatcom and Skagit Counties, including the Mount Baker Ski Area and Cascade mountains and Pierce and Lewis Counties, including the Crystal Mountain Ski Area, and Paradise on Mount Rainier. * WHEN...From noon today to 10 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult. * ADDITIONAL DETAILS...The heaviest snow accumulation is expected in the vicinity of Mount Baker and Mount Rainier. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ513-060000- /O.NEW.KSEW.WW.Y.0002.210105T1500Z-210106T1200Z/ Olympics- including Hurricane Ridge 302 AM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 4 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Snow expected above 3000 feet. Total snow accumulations of 10 to 15 inches. Winds gusting as high as 55 mph. * WHERE...Olympic mountains, including Hurricane Ridge. * WHEN...From 7 AM this morning to 4 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult.Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ568-060000- /O.NEW.KSEW.WW.Y.0002.210105T2000Z-210106T1800Z/ Cascades of Snohomish and King Counties- including Stevens Pass and Snoqualmie Pass 302 AM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Snow expected above 3000 feet. Total snow accumulations of 5 to 12 inches. * WHERE...Cascade mountains and valleys of Snohomish and King Counties, including Darrington, Index, Skykomish, Stevens Pass, and Snoqualmie Pass. * WHEN...From noon today to 10 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult, especially across the Passes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ www.weather.gov/seattle
4 follow-up statements
234 WWUS46 KSEW 052348 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 348 PM PST Tue Jan 5 2021 WAZ567-569-060800- /O.CON.KSEW.WS.W.0003.000000T0000Z-210106T1800Z/ Cascades of Whatcom and Skagit Counties- Cascades of Pierce and Lewis Counties- including Paradise 348 PM PST Tue Jan 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Heavy snow continued above 3000 feet. Additional snow accumulations of 10 to 20 inches. * WHERE...Cascade mountains of Whatcom and Skagit Counties including the Mount Baker Ski Area, and Cascade mountains of Pierce and Lewis Counties, including the Crystal Mountain Ski Area and Paradise on Mount Rainier. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult. * ADDITIONAL DETAILS...The heaviest snow accumulation is expected clos the vicinity of Mount Baker and Mount Rainier. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ513-060800- /O.CON.KSEW.WW.Y.0002.000000T0000Z-210106T1200Z/ Olympics- including Hurricane Ridge 348 PM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Wet snow continued above 3000 feet. Additional snow accumulations of 3 to 7 inches. Winds gusting as high as 45 mph. * WHERE...Olympic mountains, including Hurricane Ridge. * WHEN...Until 4 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ568-060800- /O.CON.KSEW.WW.Y.0002.000000T0000Z-210106T1800Z/ Cascades of Snohomish and King Counties- including Stevens Pass and Snoqualmie Pass 348 PM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Snow continued above 3000 feet. Total snow accumulations of 5 to 10 inches. * WHERE...Cascade mountains Snohomish and King Counties including Stevens Pass and Snoqualmie Pass. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Motorists should expect and be prepared for winter driving conditions. Travel could be difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ www.weather.gov/seattle
599 WWUS46 KSEW 060418 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 818 PM PST Tue Jan 5 2021 WAZ567-569-061315- /O.CON.KSEW.WS.W.0003.000000T0000Z-210106T1800Z/ Cascades of Whatcom and Skagit Counties- Cascades of Pierce and Lewis Counties- including Paradise 818 PM PST Tue Jan 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Heavy snow continued above 3000 feet. Additional snow accumulations of 6 to 10 inches in addition to the 6 to 10 inches that has already fallen Tuesday afternoon and evening. * WHERE...Cascade mountains and valleys of Whatcom and Skagit Counties, including the Mount Baker Ski Area, and Cascade mountains and valleys of Pierce and Lewis Counties, including the Crystal Mountain Ski Area and Paradise on Mount Rainier. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ513-061200- /O.CON.KSEW.WW.Y.0002.000000T0000Z-210106T1200Z/ Olympics- including Hurricane Ridge 818 PM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Wet snow continued above 3000 feet. Additional snow accumulations of up to 6 inches. Winds gusting as high as 40 mph. * WHERE...Olympic mountains and valleys, including Hurricane Ridge. * WHEN...Until 4 AM PST Wednesday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ568-061315- /O.CON.KSEW.WW.Y.0002.000000T0000Z-210106T1800Z/ Cascades of Snohomish and King Counties- including Stevens Pass and Snoqualmie Pass 818 PM PST Tue Jan 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY ABOVE 3000 FEET... * WHAT...Snow continued above 3000 feet. Additional snow accumulations of 6 to 10 inches. * WHERE...Cascade mountains and valleys of Snohomish and King Counties, including Stevens and Snoqualmie Pass. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ www.weather.gov/seattle
249 WWUS46 KSEW 061144 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 344 AM PST Wed Jan 6 2021 WAZ513-061245- /O.EXP.KSEW.WW.Y.0002.000000T0000Z-210106T1200Z/ Olympics- including Hurricane Ridge 344 AM PST Wed Jan 6 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 AM PST EARLY THIS MORNING ABOVE 3000 FEET... The heaviest snow has moved east of the area. Scattered snow showers are likely today, with little to no additional snow accumulation expected. $$ WAZ567-569-061800- /O.CON.KSEW.WS.W.0003.000000T0000Z-210106T1800Z/ Cascades of Whatcom and Skagit Counties- Cascades of Pierce and Lewis Counties- including Paradise 344 AM PST Wed Jan 6 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING ABOVE 3000 FEET... * WHAT...Heavy snow continued above 3000 feet. Additional snow accumulations of 3 to 5 inches. * WHERE...Cascade mountains of Whatcom and Skagit Counties, including the Mount Baker Ski Area, and Cascade mountains of Pierce and Lewis Counties, including the Crystal Mountain Ski Area and Paradise on Mount Rainier. * WHEN...Until 10 AM PST this morning. * IMPACTS...Travel could be difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions in Washington state, call 5 1 1. && $$ WAZ568-061800- /O.CON.KSEW.WW.Y.0002.000000T0000Z-210106T1800Z/ Cascades of Snohomish and King Counties- including Stevens Pass and Snoqualmie Pass 344 AM PST Wed Jan 6 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING ABOVE 3000 FEET... * WHAT...Snow continued above 3000 feet. Additional snow accumulations of around 2 inches. * WHERE...Cascade mountains of Snohomish and King Counties, including Stevens Pass and Snoqualmie Pass. * WHEN...Until 10 AM PST this morning. * IMPACTS...Travel could be difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions in Washington state, call 5 1 1. && $$ www.weather.gov/seattle
495 WWUS46 KSEW 061742 WSWSEW URGENT - WINTER WEATHER MESSAGE National Weather Service Seattle WA 942 AM PST Wed Jan 6 2021 WAZ567-569-061845- /O.EXP.KSEW.WS.W.0003.000000T0000Z-210106T1800Z/ Cascades of Whatcom and Skagit Counties- Cascades of Pierce and Lewis Counties- including Paradise 942 AM PST Wed Jan 6 2021 ...WINTER STORM WARNING WILL EXPIRE AT 10 AM PST THIS MORNING ABOVE 3000 FEET... Snow showers have ceased across the region at this hour. Any additional snow showers that develop this afternoon will be light and will yield little to no additional accumulation. $$ WAZ568-061845- /O.EXP.KSEW.WW.Y.0002.000000T0000Z-210106T1800Z/ Cascades of Snohomish and King Counties- including Stevens Pass and Snoqualmie Pass 942 AM PST Wed Jan 6 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING ABOVE 3000 FEET... Snow showers have ceased across the region at this hour. Any additional snow showers that develop this afternoon will be light and will yield little to no additional accumulation. $$ www.weather.gov/seattle
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 8:46 PM PST | Gale Warning | SEW | 30 hr | |
| Jan 5, 2:24 AM PST | High Surf Advisory | SEW | 35 hr | |
| Jan 5, 2:26 AM PST | High Wind Warning | SEW | San Juan | 23 hr |
| Jan 5, 2:26 AM PST | Wind Advisory | SEW | 23 hr | |
| Jan 5, 3:02 AM PST | Winter Weather Advisory | SEW | 31 hr |
Nearby
Winter Storm Warnings in Washington, 2021Every winter storm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.