Alert archive / Washington / High Wind Warnings in 2021

High Wind Warning 2, NWS Seattle, WA

January 5, 2021San Juan County, Washington

NWS Seattle, WA issued this high wind warning at Jan 5, 2021, 2:26 AM PST for San Juan County, Washington. It took effect at Jan 5, 2021, 10:00 AM PST. It was in force for 15 hr. 7 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 5, 2021, 2:26 AM PST (10:26 UTC)
In effect from
Jan 5, 2021, 10:00 AM PST
Expired
Jan 6, 2021, 1:00 AM PST
In force
15 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 10:25 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.

What was reported inside it

TimeReportWhereRemark
Jan 5, 11:26 AM PSTNON-TSTM WND GST 537 E Friday Harbor, WAMESONET STATION DW7371 LOPEZ ISLAND.
Jan 5, 12:11 PM PSTNON-TSTM WND DMGEastsound, WAORCAS POWER & LIGHT REPORTING TREES DOWN CAUSING POWER OUTAGE.
Jan 5, 1:16 PM PSTNON-TSTM WND GST 53Decatur Island, WAMESONET STATION DW5375 DECATUR ISLAND.
Jan 5, 1:31 PM PSTNON-TSTM WND GST 59Decatur Island, WAMESONET STATION DW5375 DECATUR ISLAND.
Jan 5, 1:36 PM PSTNON-TSTM WND GST 60Lopez Island, WAMESONET STATION DW7371 LOPEZ ISLAND.
Jan 5, 2:53 PM PSTNON-TSTM WND GST 511 S Friday Harbor, WAASOS STATION KFHR FRIDAY HARBOR AIRPORT.
Jan 5, 3:09 PM PSTNON-TSTM WND GST 531 S Friday Harbor, WAASOS STATION KFHR FRIDAY HARBOR AIRPORT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Quillayute State, WA (KUIL), launched 00:00Z, 10.4 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.

Skew-T log-pSkew-T log-p diagram, Quillayute State, WA at 00:00Z on 2021-01-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 110 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Quillayute State, WA at 00:00Z on 2021-01-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
110 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
674 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

744 
WWUS76 KSEW 051026
NPWSEW

URGENT - WEATHER MESSAGE
National Weather Service Seattle WA
226 AM PST Tue Jan 5 2021

WAZ516-060300-
/O.UPG.KSEW.HW.A.0002.210105T1800Z-210106T0300Z/
/O.NEW.KSEW.HW.W.0002.210105T1800Z-210106T0300Z/
North Coast-
Including the cities of Beaver, Clearwater, Forks, La Push, 
Neah Bay, Ozette, and Queets
226 AM PST Tue Jan 5 2021

...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
PST THIS EVENING...

* WHAT...South winds 35 to 45 mph with gusts up to 60 mph 
  expected.

* WHERE...North Coast.

* WHEN...From 10 AM this morning to 7 PM PST this evening.

* IMPACTS...Damaging winds will blow down trees and power lines. 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.

&&

$$

WAZ001-503-060330-
/O.UPG.KSEW.HW.A.0002.210105T1800Z-210106T0600Z/
/O.NEW.KSEW.HW.W.0002.210105T2000Z-210106T0600Z/
San Juan County-Western Whatcom County-
Including the cities of Friday Harbor and Bellingham
226 AM PST Tue Jan 5 2021

...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO 10 PM PST THIS
EVENING...

* WHAT...Southeast winds 35 to 45 mph with gusts up to 60 mph 
  expected.

* WHERE...San Juan County and Western Whatcom County.

* WHEN...From noon today to 10 PM PST this evening.

* IMPACTS...Damaging winds will blow down trees and power lines. 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.

&&

$$

WAZ506-060330-
/O.UPG.KSEW.HW.A.0002.210105T1800Z-210106T0600Z/
/O.NEW.KSEW.WI.Y.0003.210105T2000Z-210106T0600Z/
Western Skagit County-
Including the cities of Mount Vernon, Anacortes, Sedro-Woolley, 
and Burlington
226 AM PST Tue Jan 5 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM PST THIS
EVENING...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph 
  expected.

* WHERE...Western Skagit County.

* WHEN...From noon today to 10 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.

&&

$$

WAZ517-060300-
/O.NEW.KSEW.WI.Y.0003.210105T1800Z-210106T0300Z/
Central Coast-
Including the cities of Aberdeen and Hoquiam
226 AM PST Tue Jan 5 2021

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM PST
THIS EVENING...

* WHAT...South winds 30 to 40 mph with gusts up to 50 mph 
  expected.

* WHERE...Central Coast.

* WHEN...From 10 AM this morning to 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.

&&

$$

WAZ510-060330-
/O.NEW.KSEW.WI.Y.0003.210105T2000Z-210106T0600Z/
Admiralty Inlet Area-
Including the city of Port Townsend
226 AM PST Tue Jan 5 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM PST THIS
EVENING...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph 
  expected.

* WHERE...Admiralty Inlet Area.

* WHEN...From noon today to 10 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.

&&

$$
3 follow-up statements
420 
WWUS76 KSEW 051654
NPWSEW

URGENT - WEATHER MESSAGE
National Weather Service Seattle WA
854 AM PST Tue Jan 5 2021

WAZ516-060100-
/O.CON.KSEW.HW.W.0002.210105T1800Z-210106T0300Z/
North Coast-
Including the cities of Beaver, Clearwater, Forks, La Push, 
Neah Bay, Ozette, and Queets
854 AM PST Tue Jan 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

* WHAT...South winds 35 to 45 mph with gusts up to 60 mph 
  expected.

* WHERE...North Coast.

* WHEN...Until 7 PM PST this evening.

* 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.

&&

$$

WAZ001-503-060100-
/O.CON.KSEW.HW.W.0002.210105T2000Z-210106T0600Z/
San Juan County-Western Whatcom County-
Including the cities of Friday Harbor and Bellingham
854 AM PST Tue Jan 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 10 PM
PST THIS EVENING...

* WHAT...Southeast winds 35 to 45 mph with gusts up to 60 mph 
  expected.

* WHERE...San Juan County and Western Whatcom County.

* WHEN...From noon today to 10 PM PST this evening.

* 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.

&&

$$

WAZ517-060100-
/O.CON.KSEW.WI.Y.0003.210105T1800Z-210106T0300Z/
Central Coast-
Including the cities of Aberdeen and Hoquiam
854 AM PST Tue Jan 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...South winds 30 to 40 mph with gusts up to 50 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

WAZ506-510-060100-
/O.CON.KSEW.WI.Y.0003.210105T2000Z-210106T0600Z/
Western Skagit County-Admiralty Inlet Area-
Including the cities of Mount Vernon, Anacortes, Sedro-Woolley, 
Burlington, and Port Townsend
854 AM PST Tue Jan 5 2021

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 10 PM PST
THIS EVENING...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph 
  expected.

* WHERE...Western Skagit County and Admiralty Inlet Area.

* WHEN...From noon today to 10 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.

&&

$$
170 
WWUS76 KSEW 052237
NPWSEW

URGENT - WEATHER MESSAGE
National Weather Service Seattle WA
237 PM PST Tue Jan 5 2021

WAZ516-060300-
/O.CON.KSEW.HW.W.0002.000000T0000Z-210106T0300Z/
North Coast-
Including the cities of Beaver, Clearwater, Forks, La Push, 
Neah Bay, Ozette, and Queets
237 PM PST Tue Jan 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

* WHAT...South winds 35 to 45 mph with gusts up to 60 mph 
  expected.

* WHERE...North Coast.

* WHEN...Until 7 PM PST this evening.

* 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.

&&

$$

WAZ001-503-060600-
/O.CON.KSEW.HW.W.0002.000000T0000Z-210106T0600Z/
San Juan County-Western Whatcom County-
Including the cities of Friday Harbor and Bellingham
237 PM PST Tue Jan 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Southeast winds 40 to 50 mph with gusts up to 65 mph 
  possible.

* WHERE...San Juan County and Western Whatcom County.

* WHEN...Until 10 PM PST this evening.

* 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.

&&

$$

WAZ517-060300-
/O.CON.KSEW.WI.Y.0003.000000T0000Z-210106T0300Z/
Central Coast-
Including the cities of Aberdeen and Hoquiam
237 PM PST Tue Jan 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...South winds 30 to 40 mph with gusts up to 50 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

WAZ506-510-060600-
/O.CON.KSEW.WI.Y.0003.000000T0000Z-210106T0600Z/
Western Skagit County-Admiralty Inlet Area-
Including the cities of Mount Vernon, Anacortes, Sedro-Woolley, 
Burlington, and Port Townsend
237 PM PST Tue Jan 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph
  expected.

* WHERE...Western Skagit County and Admiralty Inlet Area.

* WHEN...Until 10 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.

&&

$$
081 
WWUS76 KSEW 060446
NPWSEW

URGENT - WEATHER MESSAGE
National Weather Service Seattle WA
846 PM PST Tue Jan 5 2021

WAZ001-503-060900-
/O.EXT.KSEW.HW.W.0002.000000T0000Z-210106T0900Z/
San Juan County-Western Whatcom County-
Including the cities of Friday Harbor and Bellingham
846 PM PST Tue Jan 5 2021

...HIGH WIND WARNING NOW IN EFFECT UNTIL 1 AM PST WEDNESDAY...

* WHAT...South winds 30 to 40 mph with gusts up to 55 mph.

* WHERE...Western Whatcom County and San Juan County.

* WHEN...Until 1 AM PST Wednesday.

* 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.

&&

$$

WAZ506-510-060900-
/O.EXT.KSEW.WI.Y.0003.000000T0000Z-210106T0900Z/
Western Skagit County-Admiralty Inlet Area-
Including the cities of Mount Vernon, Anacortes, Sedro-Woolley, 
Burlington, and Port Townsend
846 PM PST Tue Jan 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM PST WEDNESDAY...

* WHAT...Southerly winds 25 to 35 mph with gusts up to 45 mph.

* WHERE...Western Skagit County and Admiralty Inlet Area.

* WHEN...Until 1 AM PST Wednesday.

* 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.

IssuedProductOfficeCountiesLasted
Jan 4, 8:46 PM PSTGale WarningSEW30 hr
Jan 5, 2:24 AM PSTHigh Surf AdvisorySEW35 hr
Jan 5, 2:26 AM PSTWind AdvisorySEW23 hr
Jan 5, 3:02 AM PSTWinter Storm WarningSEW31 hr
Jan 5, 3:02 AM PSTWinter Weather AdvisorySEW31 hr

Nearby

High Wind Warnings in Washington, 2021Every high wind 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.