Alert archive / Washington / Wind Advisories in 2023
Wind Advisory 21, NWS Seattle, WA
NWS Seattle, WA issued this wind advisory at Dec 8, 2023, 3:05 PM PST for San Juan County, Washington. It took effect at Dec 9, 2023, 6:00 AM PST. It was in force for 19 hr.
The area
The counties it named.
The facts
- Issued
- Dec 8, 2023, 3:05 PM PST (23:05 UTC)
- In effect from
- Dec 9, 2023, 6:00 AM PST
- Expired
- Dec 10, 2023, 1:00 AM PST
- In force
- 19 hr
- 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 23:10 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, 11.1 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 581 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 74 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
041 WWUS76 KSEW 082305 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 305 PM PST Fri Dec 8 2023 WAZ001-510-091200- /O.NEW.KSEW.WI.Y.0021.231209T1700Z-231210T0500Z/ San Juan County-Admiralty Inlet Area- Including the cities of Friday Harbor and Port Townsend 305 PM PST Fri Dec 8 2023 ...WIND ADVISORY IN EFFECT FROM 9 AM TO 9 PM PST SATURDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...San Juan County and Admiralty Inlet Area. * WHEN...From 9 AM to 9 PM PST Saturday. * 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. && $$ WAZ516-091200- /O.NEW.KSEW.WI.Y.0021.231209T1500Z-231210T0200Z/ North Coast- Including the cities of Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, and Queets 305 PM PST Fri Dec 8 2023 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 6 PM PST SATURDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...North Coast. * WHEN...From 7 AM to 6 PM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
3 follow-up statements
696 WWUS76 KSEW 091158 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 358 AM PST Sat Dec 9 2023 WAZ517-100000- /O.EXB.KSEW.WI.Y.0021.231209T1400Z-231210T0300Z/ Central Coast- Including the cities of Aberdeen and Hoquiam 358 AM PST Sat Dec 9 2023 ...WIND ADVISORY IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southeast winds 20 to 35 mph with gusts up to 45 mph expected. * WHERE...Central Coast. * WHEN...Until 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Saturated soils will make it easier for smaller trees to come down. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ503-506-100000- /O.EXB.KSEW.WI.Y.0021.231209T2100Z-231210T0900Z/ Western Whatcom County-Western Skagit County- Including the cities of Bellingham, Mount Vernon, Anacortes, Sedro-Woolley, and Burlington 358 AM PST Sat Dec 9 2023 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM PST SUNDAY... * WHAT...Southeast winds 20 to 35 mph with gusts up to 45 mph expected. * WHERE...Western Whatcom County and Western Skagit County. * WHEN...From 1 PM this afternoon to 1 AM PST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Saturated soils will make it easier for smaller trees to come down. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ001-510-100000- /O.EXT.KSEW.WI.Y.0021.231209T2100Z-231210T0900Z/ San Juan County-Admiralty Inlet Area- Including the cities of Friday Harbor and Port Townsend 358 AM PST Sat Dec 9 2023 ...WIND ADVISORY NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM PST SUNDAY... * WHAT...Southeast winds 20 to 35 mph with gusts up to 45 mph expected. * WHERE...San Juan County and Admiralty Inlet Area. * WHEN...From 1 PM this afternoon to 1 AM PST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Saturated soils will make it easier for smaller trees to come down. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ516-100000- /O.EXT.KSEW.WI.Y.0021.231209T1400Z-231210T0300Z/ North Coast- Including the cities of Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, and Queets 358 AM PST Sat Dec 9 2023 ...WIND ADVISORY NOW IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southeast winds 20 to 35 mph with gusts up to 45 mph expected. * WHERE...North Coast. * WHEN...Until 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Saturated soils will make it easier for smaller trees to come down. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
730 WWUS76 KSEW 091815 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 1015 AM PST Sat Dec 9 2023 WAZ001-510-100215- /O.CON.KSEW.WI.Y.0021.231209T2100Z-231210T0900Z/ San Juan County-Admiralty Inlet Area- Including the cities of Friday Harbor and Port Townsend 1015 AM PST Sat Dec 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...San Juan County and Admiralty Inlet Area. * WHEN...Until 1 AM PST Sunday. * 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. && $$ WAZ516-517-100215- /O.CON.KSEW.WI.Y.0021.000000T0000Z-231210T0300Z/ North Coast-Central Coast- Including the cities of Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, Queets, Aberdeen, and Hoquiam 1015 AM PST Sat Dec 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...North Coast and Central Coast. * WHEN...Until 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ503-506-100215- /O.CON.KSEW.WI.Y.0021.231209T2100Z-231210T0900Z/ Western Whatcom County-Western Skagit County- Including the cities of Bellingham, Mount Vernon, Anacortes, Sedro-Woolley, and Burlington 1015 AM PST Sat Dec 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 45 mph expected. * WHERE...Western Whatcom County and Western Skagit County. * WHEN...Until 1 AM PST Sunday. * 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. && $$
298 WWUS76 KSEW 100152 NPWSEW URGENT - WEATHER MESSAGE National Weather Service Seattle WA 552 PM PST Sat Dec 9 2023 WAZ503-506-100300- /O.CAN.KSEW.WI.Y.0021.000000T0000Z-231210T0900Z/ Western Whatcom County-Western Skagit County- Including the cities of Bellingham, Mount Vernon, Anacortes, Sedro-Woolley, and Burlington 552 PM PST Sat Dec 9 2023 ...WIND ADVISORY IS CANCELLED... Winds are no longer near advisory criteria. $$ WAZ001-510-100900- /O.CON.KSEW.WI.Y.0021.000000T0000Z-231210T0900Z/ San Juan County-Admiralty Inlet Area- Including the cities of Friday Harbor and Port Townsend 552 PM PST Sat Dec 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...San Juan County and Admiralty Inlet Area. * WHEN...Until 1 AM PST Sunday. * 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. && $$ WAZ516-517-100300- /O.CON.KSEW.WI.Y.0021.000000T0000Z-231210T0300Z/ North Coast-Central Coast- Including the cities of Beaver, Clearwater, Forks, La Push, Neah Bay, Ozette, Queets, Aberdeen, and Hoquiam 552 PM PST Sat Dec 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...North Coast and Central Coast. * WHEN...Until 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 7, 4:04 PM PST | Flood Watch | SEW | Mason | 60 hr |
| Dec 8, 2:46 AM PST | Gale Watch | SEW | 12 hr | |
| Dec 8, 2:22 PM PST | Gale Warning | SEW | 33 hr | |
| Dec 8, 2:22 PM PST | Small Craft Advisory | SEW | 54 hr | |
| Dec 8, 2:54 PM PST | Winter Storm Warning | SEW | 43 hr | |
| Dec 8, 2:54 PM PST | Winter Weather Advisory | SEW | 37 hr |
Nearby
Wind Advisories in Washington, 2023Every wind advisory in 2023
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.