Alert archive / Washington / Wind Advisories in 2015

Wind Advisory 16, NWS Spokane, WA

November 24, 20154 counties in Washington

NWS Spokane, WA issued this wind advisory at Nov 24, 2015, 7:19 PM PST for 4 counties in Washington. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Nov 24, 2015, 7:19 PM PST (03:19 UTC)
Expired
Nov 25, 2015, 12:00 PM PST
In force
17 hr
Issued by
NWS Spokane, WA

Counties Adams County, WA, Douglas County, WA, Grant County, WA, Okanogan County, WA

The radar

The Spokane radar (KOTX), 130 km from the middle of the area, began a volume at 03:20 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, 3.3 hours before the alert went out and 222 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 2015-11-25Temperature 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 00:00Z on 2015-11-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939Sfc1 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
542 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
59 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.

972 
WWUS76 KOTX 250319
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
719 PM PST TUE NOV 24 2015

...WINDY TONIGHT OKANOGAN VALLEY...WATERVILLE PLATEAU...AND MOSES
LAKE AREA...

.COLD AIR SPILLING DOWN THE OKANOGAN VALLEY WILL BRING WINDY
CONDITIONS THROUGH WEDNESDAY MORNING FOR PLACES LIKE OMAK,
MANSFIELD, EPHRATA, AND MOSES LAKE. THESE WINDS WILL RESULT IN
WIND CHILL READINGS LOWERING TO BETWEEN 5 TO 15 DEGREES OVERNIGHT
INTO WEDNESDAY MORNING.

WAZ034-043-044-251500-
/O.NEW.KOTX.WI.Y.0016.151125T0319Z-151125T2000Z/
MOSES LAKE AREA-OKANOGAN VALLEY-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...MOSES LAKE...EPHRATA...OTHELLO...
QUINCY...OMAK...OKANOGAN...BREWSTER...BRIDGEPORT...OROVILLE...
NESPELEM...WATERVILLE...MANSFIELD
719 PM PST TUE NOV 24 2015

...WIND ADVISORY IN EFFECT UNTIL NOON PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST WEDNESDAY.

* WINDS...NORTH 25 TO 35 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...VERY WINDY CONDITIONS WILL CONTINUE THROUGH AT LEAST
  EARLY WEDNESDAY MORNING. WINDS ARE EXPECTED TO GRADUALLY
  DECREASE IN THE LATE WEDNESDAY MORNING AND AFTERNOON.

* IMPACTS...TRAVEL MAY BE DIFFICULT FOR HIGH PROFILE VEHICLES.
  LOOSE OBJECTS MAY BE AIRBORNE. WINDY CONDITIONS COMBINED WITH
  COLD TEMPERATURES WILL RESULT IN VERY COLD WIND CHILL
  READINGS...LOWERING TO 5 TO 15 DEGREES FAHRENHEIT LATE TONIGHT
  AND EARLY WEDNESDAY MORNING.

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
482 
WWUS76 KOTX 251357
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
557 AM PST WED NOV 25 2015

...WINDY THIS MORNING FOR THE OKANOGAN VALLEY...WATERVILLE
PLATEAU...AND MOSES LAKE AREA...

.COLD AIR SPILLING DOWN THE OKANOGAN VALLEY WILL PRODUCE BLUSTERY
NORTH WINDS FOR PLACES LIKE OMAK...MANSFIELD...EPHRATA...AND
MOSES LAKE THIS MORNING. SUSTAINED WINDS OF 20 TO 30 MPH WITH
GUSTS TO 45 MPH WILL BE POSSIBLE BETWEEN 9 AM AND 12 PM. THE
BITING NORTH WIND WILL CONTRIBUTE TO WIND CHILL VALUES OF 5 TO 15
DEGREES.

WAZ034-043-044-252000-
/O.CON.KOTX.WI.Y.0016.000000T0000Z-151125T2000Z/
MOSES LAKE AREA-OKANOGAN VALLEY-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...MOSES LAKE...EPHRATA...OTHELLO...
QUINCY...OMAK...OKANOGAN...BREWSTER...BRIDGEPORT...OROVILLE...
NESPELEM...WATERVILLE...MANSFIELD
557 AM PST WED NOV 25 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

* WINDS...NORTH 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...THE GUSTIEST CONDITIONS ARE EXPECTED BETWEEN 9 AM AND
  NOON TODAY WITH A GRADUAL DECREASE IN THE NORTH WIND THIS
  AFTERNOON INTO THIS EVENING.

* LOCATIONS...OMAK...TONASKET...WATERVILLE...MANSFIELD...COULEE
  CITY...EPHRATA...MOSES LAKE

* WIND CHILLS...5 TO 15 DEGREE WIND CHILLS WILL OCCUR THIS
  MORNING.

* IMPACTS...TRAVEL MAY BE DIFFICULT FOR HIGH PROFILE VEHICLES.
  TREACHEROUS CROSS WINDS WILL OCCUR ON HIGHWAY 2 OVER THE
  WATERVILLE PLATEAU...AND ON INTERSTATE 90 BETWEEN VANTAGE AND
  MOSES LAKE.

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.

&&

$$
086 
WWUS76 KOTX 251957
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service SPOKANE WA
1157 AM PST WED NOV 25 2015

...THE WIND ADVISORY HAD ENDED...

WAZ034-043-044-252100-
/O.EXP.KOTX.WI.Y.0016.000000T0000Z-151125T2000Z/
Moses Lake Area-Okanogan Valley-Waterville Plateau-
Including the cities of...Moses Lake...Ephrata...Othello...
Quincy...Omak...Okanogan...Brewster...Bridgeport...Oroville...
Nespelem...Waterville...Mansfield
1157 AM PST WED NOV 25 2015

...WIND ADVISORY WILL EXPIRE AT NOON PST TODAY...

THOUGH WINDS CAN BE EXPECTED TO GUST TO AROUND 35 MPH INTO EARLY
TO MID AFTERNOON...THE WIDESPREAD VERY GUSTY WIND THREAT HAS
ENDED. HOWEVER... VISIBILITY RESTRICTIONS BETWEEN ONE AND FIVE
MILES DUE TO ASH WILL BE POSSIBLE NEAR RECENT FIRE BURN SCARS DUE
TO THE GUSTY WINDS. THE HIGHEST THREAT WILL BE IN THE OKANOGAN
VALLEY...SOUTH INTO THE NORTH PART OF THE WATERVILLE PLATEAU...AS
WELL AS ANY ISOLATED SPOTS NEAR BURN SCARS THAT RECEIVE GUSTY
WINDS. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 25, 2:26 PM PSTAir Stagnation AdvisoryOTXAdams, Asotin, Chelan, Douglas, Ferry, Garfield and 7 more8 days

Nearby

Wind Advisories in Washington, 2015Every wind advisory in 2015

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.