Alert archive / Washington / High Wind Watches in 2021
High Wind Watch 4, NWS Seattle, WA
NWS Seattle, WA issued this high wind watch at Oct 22, 2021, 2:34 PM PDT for San Juan County, Washington. It took effect at Oct 24, 2021, 8:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 22, 2021, 2:34 PM PDT (21:34 UTC)
- In effect from
- Oct 24, 2021, 8:00 AM PDT
- Expired
- Oct 23, 2021, 3:12 AM PDT
- In force
- Issued by
- NWS Seattle, WA
County San Juan County, WA
The radar
The Seattle radar (KATX), 54 km from the middle of the area, began a volume at 21:33 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
Quillayute State, WA (KUIL), launched 12:00Z, 9.6 hours before the alert went out and 127 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
- 50 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 455 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
809 WWUS76 KSEW 222134 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 234 PM PDT Fri Oct 22 2021 WAZ001-503-506-510-515>517-231130- /O.NEW.KSEW.HW.A.0004.211024T1500Z-211025T1500Z/ San Juan County-Western Whatcom County-Western Skagit County- Admiralty Inlet Area-Western Strait of Juan De Fuca-North Coast- Central Coast- Including the cities of Friday Harbor, Bellingham, Mount Vernon, Anacortes, Sedro-Woolley, Burlington, Port Townsend, Clallam Bay, Joyce, Sekiu, Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, Queets, Aberdeen, and Hoquiam 234 PM PDT Fri Oct 22 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... * WHAT...Southeast wind of 40 mph with gusts to 60 mph are possible. * WHERE...San Juan County, Western Whatcom County, Western Skagit County, Admiralty Inlet Area, Western Strait of Juan De Fuca, North Coast and Central Coast. * WHEN...From Sunday morning through Monday morning. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
1 follow-up statement
419 WWUS76 KSEW 231012 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 312 AM PDT Sat Oct 23 2021 WAZ516-517-232330- /O.UPG.KSEW.HW.A.0004.211024T1500Z-211025T1500Z/ /O.NEW.KSEW.HW.W.0005.211024T1300Z-211026T0100Z/ North Coast-Central Coast- Including the cities of Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, Queets, Aberdeen, and Hoquiam 312 AM PDT Sat Oct 23 2021 ...HIGH WIND WARNING IN EFFECT FROM 6 AM SUNDAY TO 6 PM PDT MONDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...North Coast and Central Coast. * WHEN...From 6 AM Sunday to 6 PM PDT Monday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WAZ515-232330- /O.UPG.KSEW.HW.A.0004.211024T1500Z-211025T1500Z/ /O.NEW.KSEW.HW.W.0005.211024T1300Z-211025T0100Z/ Western Strait of Juan De Fuca- Including the cities of Clallam Bay, Joyce, and Sekiu 312 AM PDT Sat Oct 23 2021 ...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM PDT SUNDAY... * WHAT...Southeast winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Western Strait of Juan De Fuca. * WHEN...From 6 AM to 6 PM PDT Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WAZ001-503-506-510-232330- /O.UPG.KSEW.HW.A.0004.211024T1500Z-211025T1500Z/ /O.NEW.KSEW.HW.W.0005.211024T1500Z-211026T1200Z/ San Juan County-Western Whatcom County-Western Skagit County- Admiralty Inlet Area- Including the cities of Friday Harbor, Bellingham, Mount Vernon, Anacortes, Sedro-Woolley, Burlington, and Port Townsend 312 AM PDT Sat Oct 23 2021 ...HIGH WIND WARNING IN EFFECT FROM 8 AM SUNDAY TO 5 AM PDT TUESDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...San Juan County, Western Whatcom County, Western Skagit County and Admiralty Inlet Area. * WHEN...From 8 AM Sunday to 5 AM PDT Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WAZ514-232330- /O.NEW.KSEW.WI.Y.0022.211024T1300Z-211025T1300Z/ Eastern Strait of Juan de Fuca- Including the city of Sequim 312 AM PDT Sat Oct 23 2021 ...WIND ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 6 AM PDT MONDAY... * WHAT...East winds 20 to 35 mph with gusts up to 50 mph expected. * WHERE...Eastern Strait of Juan de Fuca. * WHEN...From 6 AM Sunday to 6 AM PDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ507-511-232330- /O.NEW.KSEW.WI.Y.0022.211024T1300Z-211025T1300Z/ Everett and Vicinity-Hood Canal Area- Including the cities of Everett, Edmonds, Lynnwood, Marysville, and Shelton 312 AM PDT Sat Oct 23 2021 ...WIND ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 6 AM PDT MONDAY... * WHAT...Southeast winds 20 to 35 mph with gusts up to 50 mph expected. * WHERE...Everett and Vicinity and Hood Canal Area. * WHEN...From 6 AM Sunday to 6 AM PDT Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ555-232330- /O.NEW.KSEW.WI.Y.0022.211024T1200Z-211025T0100Z/ East Puget Sound Lowlands- Including the cities of Covington-Sawyer-w, Maple Valley, Monroe, Prairie Ridge, Enumclaw, Bonney Lake, and Woodinville 312 AM PDT Sat Oct 23 2021 ...WIND ADVISORY IN EFFECT FROM 5 AM TO 6 PM PDT SUNDAY... * WHAT...Southeast winds 20 to 35 mph with gusts up to 45 mph expected. * WHERE...East Puget Sound Lowlands. * WHEN...From 5 AM to 6 PM PDT Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will be near gaps in the terrain near the Cascades for locations like Enumclaw and North Bend. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 22, 3:06 AM PDT | Small Craft Advisory | SEW | 45 hr | |
| Oct 22, 2:30 PM PDT | Small Craft Advisory | SEW | 34 hr | |
| Oct 22, 2:30 PM PDT | Storm Watch | SEW | 12 hr |
Nearby
High Wind Watches in Washington, 2021Every high wind watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.