Alert archive / Washington / Wind Advisories in 2012
Wind Advisory 17, NWS Seattle, WA
NWS Seattle, WA issued this wind advisory at Feb 27, 2012, 3:06 PM PST for San Juan County, Washington. It took effect at Feb 28, 2012, 7:00 AM PST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Feb 27, 2012, 3:06 PM PST (23:06 UTC)
- In effect from
- Feb 28, 2012, 7:00 AM PST
- Expired
- Feb 28, 2012, 7:07 PM PST
- 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 23:07 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1688 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
612 WWUS76 KSEW 272306 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 306 PM PST MON FEB 27 2012 ...A WEATHER SYSTEM ARRIVING TUESDAY WILL BRING GUSTY WINDS TO THE COAST AND NORTHWEST INTERIOR TUESDAY... WAZ001-503-506-510-516-517-281330- /O.NEW.KSEW.WI.Y.0017.120228T1500Z-120229T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST- 306 PM PST MON FEB 27 2012 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 10 PM PST TUESDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 10 PM PST TUESDAY. * SOME AFFECTED LOCATIONS...HOQUIAM...FORKS...BELLINGHAM...FRIDAY HARBOR...OAK HARBOR...PORT TOWNSEND. * TIMING...WINDS WILL INCREASE TUESDAY AFTERNOON AND CONTINUE TUESDAY EVENING...THEN TAPER OVERNIGHT. * WIND...SOUTHEAST WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH ARE POSSIBLE. * IMPACTS...SMALL TREES AND BRANCHES MAY FALL CAUSING LOCAL POWER OUTAGES. 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. && $$
4 follow-up statements
376 WWUS76 KSEW 281202 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 402 AM PST TUE FEB 28 2012 ...A WEATHER SYSTEM ARRIVING TUESDAY WILL BRING GUSTY WINDS TO THE COAST AND NORTHWEST INTERIOR TUESDAY... WAZ001-503-506-510-516-517-282000- /O.CON.KSEW.WI.Y.0017.120228T1500Z-120229T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST- 402 AM PST TUE FEB 28 2012 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 10 PM PST THIS EVENING... * SOME AFFECTED LOCATIONS...HOQUIAM...FORKS...BELLINGHAM... FRIDAY HARBOR...OAK HARBOR...PORT TOWNSEND. * TIMING...WINDS WILL INCREASE TUESDAY AFTERNOON AND CONTINUE TUESDAY EVENING...THEN TAPER OVERNIGHT. * WIND...SOUTHEAST WINDS 20 TO 35 MPH WITH POSSIBLE GUSTS 40 TO 50 MPH. * IMPACTS...SMALL TREES AND BRANCHES MAY FALL CAUSING LOCAL POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$
123 WWUS76 KSEW 281823 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 1023 AM PST TUE FEB 28 2012 ...A WEATHER SYSTEM ARRIVING TUESDAY WILL BRING GUSTY WINDS TO THE COAST AND NORTHWEST INTERIOR TUESDAY... WAZ001-503-506-510-516-517-290230- /O.CON.KSEW.WI.Y.0017.000000T0000Z-120229T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST- 1023 AM PST TUE FEB 28 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * SOME AFFECTED LOCATIONS...HOQUIAM...FORKS...BELLINGHAM... FRIDAY HARBOR...OAK HARBOR...PORT TOWNSEND. * TIMING...WINDS WILL INCREASE TODAY AND CONTINUE INTO THE EVENING THEN TAPER OFF OVERNIGHT. * WIND...SOUTHEAST WINDS 20 TO 35 MPH WITH POSSIBLE GUSTS 40 TO 50 MPH. * IMPACTS...SMALL TREES AND BRANCHES MAY FALL CAUSING LOCAL POWER OUTAGES. 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. && $$
896 WWUS76 KSEW 290226 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 626 PM PST TUE FEB 28 2012 ...A WEATHER SYSTEM ARRIVING TUESDAY WILL BRING GUSTY SOUTHEAST WINDS TO THE COAST AND NORTHWEST INTERIOR THROUGH TUESDAY EVENING... WAZ001-503-506-510-516-517-290600- /O.CON.KSEW.WI.Y.0017.000000T0000Z-120229T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST- 626 PM PST TUE FEB 28 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * SOME AFFECTED LOCATIONS...HOQUIAM...FORKS...BELLINGHAM... FRIDAY HARBOR...OAK HARBOR...PORT TOWNSEND. * TIMING...STRONG WINDS WILL CONTINUE INTO THE EVENING AND THEN TAPER OFF OVERNIGHT. * WIND...SOUTHEAST WINDS 20 TO 35 MPH WITH POSSIBLE GUSTS TO 45 MPH. * IMPACTS...SMALL TREES AND BRANCHES MAY FALL CAUSING LOCAL POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$
849 WWUS76 KSEW 290307 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 707 PM PST TUE FEB 28 2012 WAZ001-503-506-510-516-517-290415- /O.CAN.KSEW.WI.Y.0017.000000T0000Z-120229T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST- 707 PM PST TUE FEB 28 2012 ...WIND ADVISORY IS CANCELLED FOR THE NORTHWEST INTERIOR AND NORTH AND CENTRAL COAST... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS CANCELLED THE WIND ADVISORY. WINDS HAVE DIMINISHED OVER THE AREA WITH MOST SPEEDS IN THE 15 TO 25 MPH RANGE THIS EVENING. EXPECT LOCAL GUSTS NEAR 40 MPH AT TIMES THROUGH THIS EVENING...WITH SPEEDS DROPPING OFF INTO MAINLY THE 10 TO 20 MPH RANGE OVERNIGHT. $$ WWW.WEATHER.GOV/SEATTLE
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 3:10 PM PST | Gale Warning | SEW | 31 hr | |
| Feb 27, 3:10 PM PST | Small Craft Advisory | SEW | 3 days |
Nearby
Wind Advisories in Washington, 2012Every wind advisory 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.