Alert archive / Washington / Wind Advisories in 2011
Wind Advisory 14, NWS Spokane, WA
NWS Spokane, WA issued this wind advisory at Dec 30, 2011, 9:42 PM PST for 6 counties in Washington. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Dec 30, 2011, 9:42 PM PST (05:42 UTC)
- Expired
- Dec 31, 2011, 3:28 AM PST
- In force
- 6 hr
- Issued by
- NWS Spokane, WA
Counties Adams County, WA, Chelan County, WA, Douglas County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA
The radar
The Spokane radar (KOTX), 134 km from the middle of the area, began a volume at 05:45 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
Spokane, WA (KOTX), launched 00:00Z, 5.7 hours before the alert went out and 226 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
- 1106 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
496 WWUS76 KOTX 310542 NPWOTX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 942 PM PST FRI DEC 30 2011 ...GUSTY WINDS OVERNIGHT... .A SYSTEM HAS MOVED EAST OF THE AREA LEAVING UNSTABLE CONDITIONS IN ITS WAKE. THIS HAS ALLOWED MUCH HIGHER WIND SPEEDS ALOFT TO SURFACE FROM WENATCHEE EASTWARD ACROSS THE WATERVILLE PLATEAU AND INTO THE UPPER COLUMBIA BASIN. WIND GUSTS WILL BE PERIODICALLY VERY STRONG THROUGH THE REST OF THE EVENING AND OVERNIGHT. WAZ035-041-044-311200- /O.NEW.KOTX.WI.Y.0014.111231T0542Z-111231T1200Z/ UPPER COLUMBIA BASIN-WENATCHEE AREA-WATERVILLE PLATEAU- INCLUDING THE CITIES OF...RITZVILLE...GRAND COULEE...ODESSA... WILBUR...COULEE CITY...WENATCHEE...CHELAN...ENTIAT...CASHMERE... WATERVILLE...MANSFIELD 942 PM PST FRI DEC 30 2011 ...WIND ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM PST SATURDAY. * WINDS...WEST 20 TO 35 MPH WITH GUSTS UP TO 45 MPH. A FEW SPOTS ON THE WATERVILLE PLATEAU MAY HAVE HIGHER GUSTS AS WELL. * TIMING...THROUGH THE EVENING AND OVERNIGHT. * IMPACTS...HIGH PROFILE VEHICLES MAY EXPERIENCE PROBLEMS DRIVING IN THE WIND...AND LIGHT OBJECTS MAY BE BLOWN AWAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 TO 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
851 WWUS76 KOTX 311128 NPWOTX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 328 AM PST SAT DEC 31 2011 WAZ035-041-044-311230- /O.CAN.KOTX.WI.Y.0014.000000T0000Z-111231T1200Z/ UPPER COLUMBIA BASIN-WENATCHEE AREA-WATERVILLE PLATEAU- INCLUDING THE CITIES OF...RITZVILLE...GRAND COULEE...ODESSA... WILBUR...COULEE CITY...WENATCHEE...CHELAN...ENTIAT...CASHMERE... WATERVILLE...MANSFIELD 328 AM PST SAT DEC 31 2011 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WIND ADVISORY. BREEZY CONDITIONS WILL CONTINUE THIS MORNING...BUT THE THREAT FOR UNUSUALLY STRONG GUSTS HAS SUBSIDED. $$
Nearby
Wind Advisories in Washington, 2011Every wind advisory in 2011
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.