Alert archive / Washington / Wind Advisories in 2012
Wind Advisory 27, NWS Seattle, WA
NWS Seattle, WA issued this wind advisory at Oct 15, 2012, 4:18 AM PDT for San Juan County, Washington. It took effect at Oct 15, 2012, 2:00 PM PDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Oct 15, 2012, 4:18 AM PDT (11:18 UTC)
- In effect from
- Oct 15, 2012, 2:00 PM PDT
- Expired
- Oct 16, 2012, 5:00 AM PDT
- 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 11:17 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 00:00Z, 11.3 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
- 475 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 187 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
956 WWUS76 KSEW 151118 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 418 AM PDT MON OCT 15 2012 ...VERY WINDY CONDITIONS THIS AFTERNOON INTO THIS EVENING... .A RAPIDLY MOVING FRONTAL SYSTEM WILL MOVE THROUGH WESTERN WASHINGTON TONIGHT. SOUTHERLY WINDS OUT AHEAD OF THE FRONT WILL INCREASE OVER THE NORTHWEST INTERIOR...SAN JUANS AND ADMIRALTY INLET AREAS TO 20 TO 30 MPH WITH GUSTS TO 45 MPH BEGINNING THIS AFTERNOON. THE WINDS WILL CONTINUE INTO THE EVENING HOURS THEN DIMINISH AS THE FRONT MOVES THROUGH THE AREA. WAZ001-503-506-510-152300- /O.NEW.KSEW.WI.Y.0027.121015T2100Z-121016T0600Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 418 AM PDT MON OCT 15 2012 ...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 PM PDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 PM PDT THIS EVENING. * SOME AFFECTED LOCATIONS...BELLINGHAM...FRIDAY HARBOR...MOUNT VERNON...WHIDBEY ISLAND AND PORT TOWNSEND. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHERLY WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45 MPH THIS AFTERNOON WITH THE WINDS CONTINUING INTO THE EVENING HOURS. * IMPACTS...STRONG SOUTHERLY WINDS WILL HAVE THE EFFECT OF PRUNING DEAD AND DRY BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. 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. && $$
2 follow-up statements
788 WWUS76 KSEW 151658 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 958 AM PDT MON OCT 15 2012 ...VERY WINDY CONDITIONS THIS AFTERNOON AND TONIGHT... .A RAPIDLY MOVING FRONTAL SYSTEM WILL MOVE THROUGH WESTERN WASHINGTON TONIGHT. SOUTHERLY WINDS AHEAD OF THE FRONT WILL INCREASE OVER THE COAST AND NORTHWEST INTERIOR TO 20 TO 30 MPH WITH GUSTS TO 50 MPH BEGINNING THIS AFTERNOON. THE WINDS WILL CONTINUE INTO THE EVENING HOURS. OVER THE REST OF THE INTERIOR WINDS WILL INCREASE AFTER THE FRONT PASSES THIS EVENING AND LAST THROUGH THE NIGHT. WINDS WILL BE IN THE 20 TO 30 MPH RANGE WITH GUSTS TO 45 MPH. WAZ516-517-152330- /O.EXB.KSEW.WI.Y.0027.121015T2100Z-121016T0900Z/ NORTH COAST-CENTRAL COAST- 958 AM PDT MON OCT 15 2012 ...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 AM PDT TUESDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 AM PDT TUESDAY. * SOME AFFECTED LOCATIONS...FORKS...HOQUIAM...OCEAN SHORES. * TIMING...THIS AFTERNOON THROUGH TONIGHT. * WIND...SOUTHERLY WINDS WILL INCREASE TO 20 TO 35 MPH WITH GUSTS TO 50 MPH THIS AFTERNOON WITH THE WINDS CONTINUING INTO THE EVENING HOURS. WINDS WILL BECOME SOUTHWESTERLY THIS EVENING AND DIMINISH SOMEWHAT AFTER MIDNIGHT. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$ WAZ504-505-507>509-511-512-514-515-152330- /O.EXB.KSEW.WI.Y.0027.121016T0000Z-121016T1200Z/ SOUTHWEST INTERIOR-EAST PUGET SOUND LOWLANDS-EVERETT AND VICINITY- SEATTLE/BREMERTON AREA-TACOMA AREA-HOOD CANAL AREA- LOWER CHEHALIS VALLEY AREA-EASTERN STRAIT OF JUAN DE FUCA- WESTERN STRAIT OF JUAN DE FUCA- 958 AM PDT MON OCT 15 2012 ...WIND ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM PDT TUESDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM PDT TUESDAY. * SOME AFFECTED LOCATIONS...SEATTLE...EVERETT...BREMERTON... OLYMPIA...TACOMA...CHEHALIS...PORT ANGELES. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS TO 45 MPH LATE THIS AFTERNOON. WINDS WILL CONTINUE INTO THE LATE NIGHT HOURS. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. 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. && $$ WAZ001-503-506-510-152330- /O.EXT.KSEW.WI.Y.0027.121015T2100Z-121016T1200Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 958 AM PDT MON OCT 15 2012 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM PDT TUESDAY... * SOME AFFECTED LOCATIONS...BELLINGHAM...FRIDAY HARBOR...MOUNT VERNON...WHIDBEY ISLAND AND PORT TOWNSEND. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHERLY WINDS INCREASING TO 20 TO 35 MPH WITH GUSTS TO 50 MPH THIS AFTERNOON. WIND WILL BECOME SOUTHWESTERLY THIS EVENING BUT REMAIN STRONG THROUGH THE NIGHT. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$ BURKE
874 WWUS76 KSEW 152327 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 427 PM PDT MON OCT 15 2012 ...VERY WINDY CONDITIONS TONIGHT... .A RAPIDLY MOVING FRONTAL SYSTEM WILL MOVE THROUGH WESTERN WASHINGTON TONIGHT. SOUTHERLY WINDS AHEAD OF THE FRONT HAVE ALREADY INCREASED OVER THE COAST TO 20 TO 30 MPH WITH GUSTS TO 50 MPH BEGINNING. THE WINDS WILL CONTINUE INTO THE EVENING HOURS. OVER THE INTERIOR WINDS WILL INCREASE AFTER THE FRONT PASSES THIS EVENING AND LAST THROUGH THE NIGHT. WINDS WILL BE IN THE 20 TO 30 MPH RANGE WITH GUSTS TO 45 MPH. WAZ504-505-507>509-511-512-514-515-161200- /O.CON.KSEW.WI.Y.0027.121016T0000Z-121016T1200Z/ SOUTHWEST INTERIOR-EAST PUGET SOUND LOWLANDS-EVERETT AND VICINITY- SEATTLE/BREMERTON AREA-TACOMA AREA-HOOD CANAL AREA- LOWER CHEHALIS VALLEY AREA-EASTERN STRAIT OF JUAN DE FUCA- WESTERN STRAIT OF JUAN DE FUCA- 427 PM PDT MON OCT 15 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT TUESDAY... * SOME AFFECTED LOCATIONS...SEATTLE...EVERETT...BREMERTON... OLYMPIA...TACOMA...CHEHALIS...PORT ANGELES. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS TO 45 MPH THIS EVENING. WINDS WILL CONTINUE INTO THE LATE NIGHT HOURS. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. 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. && $$ WAZ001-503-506-510-161200- /O.CON.KSEW.WI.Y.0027.000000T0000Z-121016T1200Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 427 PM PDT MON OCT 15 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT TUESDAY... * SOME AFFECTED LOCATIONS...BELLINGHAM...FRIDAY HARBOR...MOUNT VERNON...WHIDBEY ISLAND AND PORT TOWNSEND. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHERLY WINDS INCREASING TO 20 TO 35 MPH WITH GUSTS TO 50 MPH THIS AFTERNOON. WIND WILL BECOME SOUTHWESTERLY THIS EVENING BUT REMAIN STRONG THROUGH THE NIGHT. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$ WAZ516-517-160900- /O.CON.KSEW.WI.Y.0027.000000T0000Z-121016T0900Z/ NORTH COAST-CENTRAL COAST- 427 PM PDT MON OCT 15 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM PDT TUESDAY... * SOME AFFECTED LOCATIONS...FORKS...HOQUIAM...OCEAN SHORES. * TIMING...THIS AFTERNOON THROUGH TONIGHT. * WIND...SOUTHERLY WINDS OF 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL CONTINUE INTO THE EVENING HOURS. WINDS WILL BECOME SOUTHWESTERLY THIS EVENING AND DIMINISH SOMEWHAT AFTER MIDNIGHT. * IMPACTS...STRONG SOUTHERLY WINDS WILL PRUNE DEAD BRANCHES FROM TREES. FALLING BRANCHES MAY RESULT IN LOCAL POWER OUTAGES AT TIMES. SOME WEAKENED TREES COULD FALL IN THE WIND. MOST TREES STILL HAVE SOME OR ALL OF THEIR LEAVES...WHICH WILL HEIGHTEN THE IMPACT OF THE WIND ON THE TREES. 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. && $$
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 15, 2:54 AM PDT | Small Craft Advisory | SEW | 49 hr |
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.