Alert archive / Washington / Wind Advisories in 2012

Wind Advisory 9, NWS Spokane, WA

June 9, 2012Chelan County, Douglas County, Grant County, Washington

NWS Spokane, WA issued this wind advisory at Jun 9, 2012, 3:40 AM PDT for Chelan County, Douglas County, Grant County, Washington. It took effect at Jun 9, 2012, 12:00 PM PDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jun 9, 2012, 3:40 AM PDT (10:40 UTC)
In effect from
Jun 9, 2012, 12:00 PM PDT
Expired
Jun 9, 2012, 8:00 PM PDT
In force
8 hr
Issued by
NWS Spokane, WA

Counties Chelan County, WA, Douglas County, WA, Grant County, WA

The radar

The Spokane radar (KOTX), 172 km from the middle of the area, began a volume at 10:42 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, 10.7 hours before the alert went out and 264 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 00:00Z on 2012-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2012-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.193958Sfc1 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
8 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1794 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
-9 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.

231 
WWUS76 KOTX 091040
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
340 AM PDT SAT JUN 9 2012

...WINDY TODAY IN THE WENATCHEE AREA AND WATERVILLE PLATEAU...

.NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS IN EXCESS OF 40 MPH
WILL BR POSSIBLE TODAY OVER PORTIONS OF CENTRAL WASHINGTON. A
STRONG PRESSURE GRADIENT WILL DEVELOP ACROSS THE EAST SLOPES THIS
AFTERNOON AS HIGH PRESSURE BUILDS INTO WESTERN WASHINGTON AND LOW
PRESSURE DEEPENS OVER NORTHWEST MONTANA. THE STRONGEST WINDS WILL
OCCUR DURING THE AFTERNOON AND EARLY EVENING.

WAZ041-044-091900-
/O.NEW.KOTX.WI.Y.0009.120609T1900Z-120610T0300Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD
340 AM PDT SAT JUN 9 2012

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM PDT THIS
EVENING...

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

* WINDS: WEST 20 TO 30 MPH WITH GUSTS 45 TO 50 MPH.

* TIMING: WINDS WILL INCREASE EARLY AFTERNOON AND REMAIN BREEZY
  THROUGH THE EVENING. THE STRONGEST WINDS WILL OCCUR BETWEEN NOON
  AND 8 PM.

* IMPACTS: MOTORISTS WITH PLANS TO DRIVE ON HIGHWAY 97 BETWEEN
  CHELAN AND WENATCHEE OR HIGHWAY 2 BETWEEN DOUGLAS AND WENATCHEE
  SHOULD PREPARE FOR GUSTY NORTHWEST WINDS. AREAS OF BLOWING DUST
  WILL BE POSSIBLE ON THE WATERVILLE PLATEAU.

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.

&&

$$
2 follow-up statements
825 
WWUS76 KOTX 091828
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1128 AM PDT SAT JUN 9 2012

...WINDY IN THE WENATCHEE AREA AND WATERVILLE PLATEAU...

.NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS IN EXCESS OF 40 MPH
WILL EXPECTED THIS AFTERNOON AND EARLY EVENING OVER PORTIONS OF
CENTRAL WASHINGTON. A STRONG PRESSURE GRADIENT WILL DEVELOP ACROSS
THE EAST SLOPES THIS AFTERNOON AS HIGH PRESSURE BUILDS INTO
WESTERN WASHINGTON AND LOW PRESSURE DEEPENS OVER NORTHWEST
MONTANA. 

WAZ041-044-100300-
/O.CON.KOTX.WI.Y.0009.120609T1900Z-120610T0300Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD
1128 AM PDT SAT JUN 9 2012

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

* WINDS: WEST 20 TO 30 MPH WITH GUSTS 45 TO 50 MPH.

* TIMING: WINDS WILL INCREASE EARLY AFTERNOON AND REMAIN BREEZY 
  THROUGH THE EVENING. THE STRONGEST WINDS WILL OCCUR BETWEEN 
  NOON AND 8 PM. 

* IMPACTS: MOTORISTS WITH PLANS TO DRIVE ON HIGHWAY 97 BETWEEN 
  CHELAN AND WENATCHEE OR HIGHWAY 2 BETWEEN DOUGLAS AND 
  WENATCHEE SHOULD PREPARE FOR GUSTY NORTHWEST WINDS. AREAS OF 
  BLOWING DUST WILL BE POSSIBLE ON THE WATERVILLE PLATEAU. 

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.

&&

$$
854 
WWUS76 KOTX 100254
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
754 PM PDT SAT JUN 9 2012




WAZ041-044-100400-
/O.EXP.KOTX.WI.Y.0009.000000T0000Z-120610T0300Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD
754 PM PDT SAT JUN 9 2012

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

WINDS HAVE DIMINISHED ACROSS THE WENATCHEE AREA AND WATERVILLE
PLATEAU THIS EVENING AND WILL REMAIN BELOW ADVISORY CRITERIA. NORTHWEST
WINDS WILL CONTINUE TO GUST AT 20 TO 30 MPH THIS EVENING BUT WILL
DIMINISH FURTHER OVERNIGHT.

$$

The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 9, 7:49 AM PDTWinter Weather AdvisoryOTXFerry, Okanogan5 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.