Alert archive / Washington / Wind Advisories in 2013

Wind Advisory 7, NWS Spokane, WA

April 27, 20136 counties in Washington

NWS Spokane, WA issued this wind advisory at Apr 27, 2013, 12:22 PM PDT for 6 counties in Washington. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 27, 2013, 12:22 PM PDT (19:22 UTC)
Expired
Apr 27, 2013, 8:00 PM PDT
In force
8 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 19:24 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 12:00Z, 7.4 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.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 12:00Z on 2013-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Spokane, WA at 12:00Z on 2013-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2679 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

801 
WWUS76 KOTX 271922
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1222 PM PDT SAT APR 27 2013

...WINDY CONDITIONS TO DEVELOP OVER THE WENATCHEE AREA TO THE
UPPER COLUMBIA BASIN THIS AFTERNOON...

GUSTY WINDS HAVE BEGAN TO DEVELOP FROM THE WENATCHEE AREA OVER
THE WATERVILLE PLATEAU AND INTO THE WESTERN PORTIONS OF THE UPPER
COLUMBIA BASIN AS A COLD FRONT OFF THE PACIFIC APPROACHES.
WINDS FUNNELING DOWN THE LEE SIDE OF THE CASCADE MOUNTAINS WILL HELP
TO CREATE STRONGER GUSTS THROUGH THIS AFTERNOON AS WELL.

WAZ034-035-041-044-280300-
/O.NEW.KOTX.WI.Y.0007.130427T1922Z-130428T0300Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-WENATCHEE AREA-
WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...MOSES LAKE...EPHRATA...OTHELLO...
QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY...WENATCHEE...CHELAN...ENTIAT...CASHMERE...
WATERVILLE...MANSFIELD
1222 PM PDT SAT APR 27 2013

...WIND ADVISORY IN EFFECT UNTIL 8 PM PDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

* WINDS: SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.

* TIMING: WINDS ARE EXPECTED TO PEAK THIS AFTERNOON. THE STRONGEST
  WINDS ARE EXPECTED TO OCCUR IN THE WENATCHEE AREA AND OVER THE
  WATERVILLE PLATEAU. HOWEVER...STRONG WINDS WILL BE FELT AS FAR
  EAST AS THE WESTERN PORTIONS OF THE UPPER COLUMBIA BASIN.

* IMPACTS: STRONG WINDS WILL RESULT IN HAZARDOUS DRIVING
  CONDITIONS FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL LATER
  BECOME A CONCERN THIS AFTERNOON...ESPECIALLY ACROSS THE MOSES
  LAKE AREA AND MAY RESULT IN REDUCED VISIBILITIES ALONG
  INTERSTATE 90 BETWEEN GEORGE AND RITZVILLE.

* WEB PAGE: FOR A DETAILED VIEW OF THE HAZARD AREA VISIT 
  HTTP://WWW.WRH.NOAA.GOV/WRH/WHV/?WFO=OTX

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
801 
WWUS76 KOTX 280245
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
745 PM PDT SAT APR 27 2013


WAZ034-035-041-044-280345-
/O.EXP.KOTX.WI.Y.0007.000000T0000Z-130428T0300Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-WENATCHEE AREA-
WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...MOSES LAKE...EPHRATA...OTHELLO...
QUINCY...RITZVILLE...GRAND COULEE...ODESSA...WILBUR...
COULEE CITY...WENATCHEE...CHELAN...ENTIAT...CASHMERE...
WATERVILLE...MANSFIELD
745 PM PDT SAT APR 27 2013

...WIND ADVISORY WILL EXPIRE AT 8 PM PDT THIS EVENING...

WINDS HAVE DIMINISHED ACROSS THE REGION THIS EVENING. SOME
LOCATIONS WILL CONTINUE TO BE BREEZY FOR THE NEXT FEW HOURS BUT
WIND GUSTS WILL LIGHTEN TO AROUND 15 TO 25 MPH.

$$

Nearby

Wind Advisories in Washington, 2013Every wind advisory in 2013

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.