Alert archive / Washington / High Wind Warnings in 2012
High Wind Warning 8, NWS Seattle, WA
NWS Seattle, WA issued this high wind warning at Mar 28, 2012, 2:58 PM PDT for San Juan County, Washington. It took effect at Mar 28, 2012, 8:00 PM PDT. It was in force for 12 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
- Mar 28, 2012, 2:58 PM PDT (21:58 UTC)
- In effect from
- Mar 28, 2012, 8:00 PM PDT
- Expired
- Mar 29, 2012, 8:00 AM PDT
- In force
- 12 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 22:01 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, 10.0 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
- 255 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 448 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 286 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
678 WWUS76 KSEW 282158 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 258 PM PDT WED MAR 28 2012 .A STRONG WEATHER SYSTEM WILL BRING VERY WINDY CONDITIONS TO PARTS OF THE COAST AND NORTHWEST INTERIOR TONIGHT THROUGH THURSDAY MORNING. WAZ001-503-517-290600- /O.UPG.KSEW.HW.A.0006.120329T0300Z-120329T1500Z/ /O.NEW.KSEW.HW.W.0008.120329T0300Z-120329T1500Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-CENTRAL COAST- 258 PM PDT WED MAR 28 2012 ...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM PDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM PDT THURSDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * SOME AFFECTED LOCATIONS...HOQUIAM...FRIDAY HARBOR...BELLINGHAM * TIMING...BRIEF HIGH WIND IS LIKELY LATE TONIGHT OR EARLY THURSDAY MORNING. THE AREAS MOST LIKELY TO GET HIGH WIND ARE WESTERN WHATCOM COUNTY...THE SAN JUANS...AND THE CENTRAL COAST. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 40 MPH WITH GUSTS TO 60 MPH. * IMPACTS...SCATTERED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT A HAZARDOUS WIND EVENT IS IMMINENT OR OCCURRING. && $$ WAZ506-510-516-290600- /O.UPG.KSEW.HW.A.0006.120329T0300Z-120329T1500Z/ /O.NEW.KSEW.WI.Y.0024.120329T0300Z-120329T1500Z/ WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST- 258 PM PDT WED MAR 28 2012 ...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 AM PDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM PDT THURSDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * SOME AFFECTED LOCATIONS...FORKS...PORT TOWNSEND...WHIDBEY ISLAND...MOUNT VERNON. * TIMING...WINDY CONDITIONS ARE LIKELY LATE TONIGHT OR EARLY THURSDAY MORNING. THE STRONGEST WIND IS LIKELY TO BE JUST BELOW THE HIGH WIND CATEGORY. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 35 MPH WITH GUSTS TO 55 MPH. * IMPACTS...ISOLATED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$ BURKE
2 follow-up statements
276 WWUS76 KSEW 290428 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 928 PM PDT WED MAR 28 2012 .A STRONG FRONTAL SYSTEM WILL BRING VERY WINDY CONDITIONS TO PARTS OF THE COAST AND NORTHWEST INTERIOR TONIGHT THROUGH THURSDAY MORNING. WAZ001-503-517-291230- /O.CON.KSEW.HW.W.0008.000000T0000Z-120329T1500Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-CENTRAL COAST- 928 PM PDT WED MAR 28 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY... * SOME AFFECTED LOCATIONS...HOQUIAM...FRIDAY HARBOR...BELLINGHAM * TIMING...BRIEF HIGH WIND IS LIKELY LATE TONIGHT OR EARLY THURSDAY MORNING. THE AREAS MOST LIKELY TO GET HIGH WIND ARE WESTERN WHATCOM COUNTY...THE SAN JUANS...AND THE CENTRAL COAST. STRONGEST WINDS ALONG THE COAST WILL LIKELY OCCUR FROM ABOUT 11 PM THROUGH AROUND 2 AM. STRONGEST WINDS OVER THE NORTH INTERIOR WILL PROBABLY OCCUR BETWEEN 1 AM AND 5 AM. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 40 MPH WITH GUSTS TO 60 MPH. AS OF 9 PM WIND GUSTS IN THE 30-40 MPH RANGE HAVE BEEN RECORDED IN THESE AREAS...EXCEPT FOR GUSTS TO 50-57 MPH AT A COUPLE OF SPOTS IN WHATCOM COUNTY. * IMPACTS...SCATTERED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT A HAZARDOUS WIND EVENT IS IMMINENT OR OCCURRING. && $$ WAZ506-510-516-291230- /O.CON.KSEW.WI.Y.0024.000000T0000Z-120329T1500Z/ WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST- 928 PM PDT WED MAR 28 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY... * SOME AFFECTED LOCATIONS...FORKS...PORT TOWNSEND...WHIDBEY ISLAND...MOUNT VERNON. * TIMING...WINDY CONDITIONS ARE LIKELY LATE TONIGHT OR EARLY THURSDAY MORNING. STRONGEST WINDS ALONG THE COAST WILL LIKELY OCCUR FROM ABOUT 11 PM THROUGH AROUND 2 AM. STRONGEST WINDS OVER THE NORTH INTERIOR WILL PROBABLY OCCUR BETWEEN 1 AM AND 5 AM. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 35 MPH WITH GUSTS TO 55 MPH. AS OF 9 PM WIND GUSTS WERE IN THE 25 TO 40 MPH RANGE. * IMPACTS...ISOLATED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$
470 WWUS76 KSEW 291038 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 338 AM PDT THU MAR 29 2012 WAZ001-503-517-291500- /O.CON.KSEW.HW.W.0008.000000T0000Z-120329T1500Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-CENTRAL COAST- 338 AM PDT THU MAR 29 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING... * SOME AFFECTED LOCATIONS...HOQUIAM...FRIDAY HARBOR...BELLINGHAM * TIMING...HIGH WIND WILL CONTINUE EARLY THIS MORNING. THE AREAS MOST LIKELY TO GET HIGH WIND ARE WESTERN WHATCOM COUNTY...THE SAN JUANS...AND THE CENTRAL COAST. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 40 MPH WITH GUSTS TO 60 MPH. * IMPACTS...SCATTERED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT A HAZARDOUS WIND EVENT IS IMMINENT OR OCCURRING. && $$ WAZ506-510-516-291500- /O.CON.KSEW.WI.Y.0024.000000T0000Z-120329T1500Z/ WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST- 338 AM PDT THU MAR 29 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING... * SOME AFFECTED LOCATIONS...FORKS...PORT TOWNSEND...WHIDBEY ISLAND...MOUNT VERNON. * TIMING...WINDY CONDITIONS WILL CONTINUE EARLY THIS MORNING. * WIND...SUSTAINED WIND COULD BRIEFLY REACH 35 MPH WITH GUSTS TO 55 MPH. * IMPACTS...ISOLATED POWER OUTAGES CAUSED BY DOWNED TREES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$ 33
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 4:21 AM PDT | Gale Warning | SEW | 29 hr | |
| Mar 28, 2:55 PM PDT | Winter Storm Warning | SEW | 38 hr | |
| Mar 28, 2:58 PM PDT | Wind Advisory | SEW | 17 hr |
Nearby
High Wind Warnings in Washington, 2012Every high wind warning in 2012
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.