Alert archive / Washington / Wind Advisories in 2009

Wind Advisory 2, NWS Spokane, WA

January 30, 2009Chelan County, Douglas County, Grant County, Washington

NWS Spokane, WA issued this wind advisory at Jan 30, 2009, 11:35 PM PST for Chelan County, Douglas County, Grant County, Washington. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jan 30, 2009, 11:35 PM PST (07:35 UTC)
Expired
Jan 31, 2009, 5:36 AM PST
In force
6 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 07:32 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, 7.6 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 2009-01-31Temperature 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 2009-01-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 408 square meters per square second.1939587897Sfc1 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
1345 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
408 m²/s²
0-3 km storm-relative helicity
434 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.

000 
WWUS76 KOTX 310735
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1135 PM PST FRI JAN 30 2009


WAZ044-311500-
/O.NEW.KOTX.WI.Y.0002.090131T0735Z-090131T1500Z/
WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WATERVILLE...MANSFIELD
1135 PM PST FRI JAN 30 2009

...WIND ADVISORY IN EFFECT UNTIL 7 AM PST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM PST SATURDAY. 

THE COLD FRONT MOVING THROUGH THE AREA THIS EVENING HAS ALLOWED
STRONGER WIND FROM ALOFT TO MIX DOWN TO THE SURFACE. WIND GUSTS
THROUGH THE REST OF THE NIGHT WILL BE IN THE 50 MPH RANGE WITH
SUSTAINED WINDS COMMONLY NEAR 30 MPH. 

WINDS IN THE WATERVILLE AREA HAVE ALREADY BEEN REPORTED OVER 40
MPH BY SPOTTERS...AND OBSERVATIONS NEAR DOUGLAS INDICATE WIND
GUSTS CURRENTLY OVER 45 MPH. THESE WINDS WILL CONTINUE FOR THE
NEXT SEVERAL HOURS BEFORE WEAKENING TOWARD MORNING.

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
000 
WWUS76 KOTX 310905
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
105 AM PST SAT JAN 31 2009

WAZ041-311500-
/O.EXA.KOTX.WI.Y.0002.000000T0000Z-090131T1500Z/
WENATCHEE AREA-
INCLUDING THE CITIES OF...WENATCHEE...CHELAN...ENTIAT...CASHMERE
105 AM PST SAT JAN 31 2009

...WIND ADVISORY IN EFFECT UNTIL 7 AM PST THIS MORNING...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM PST THIS MORNING. 

SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS APPROACHING 50 MPH ARE
EXPECTED THROUGH THE REMAINDER OF THE NIGHT AROUND THE WENATCHEE
AREA. THE STRONGEST WINDS WILL GENERALLY OCCUR AT ELEVATIONS
ABOVE 1500 FEET.

THE WINDS HAVE DEVELOPED IN RESPONSE TO THE PASSAGE OF A STRONG
COLD FRONT. BY DAYBREAK...THE WINDS WILL BEGIN TO DECREASE. 

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.

$$

WAZ044-311500-
/O.CON.KOTX.WI.Y.0002.000000T0000Z-090131T1500Z/
WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WATERVILLE...MANSFIELD
105 AM PST SAT JAN 31 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THIS MORNING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THIS MORNING. 

SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS APPROACHING 50 MPH ARE
EXPECTED THROUGH THE REMAINDER OF THE NIGHT ON THE WATERVILLE
PLATEAU. 

THE WINDS HAVE DEVELOPED IN RESPONSE TO THE PASSAGE OF A STRONG
COLD FRONT. BY DAYBREAK...THE WINDS WILL BEGIN TO DECREASE. 

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.

$$
000 
WWUS76 KOTX 311336
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
536 AM PST SAT JAN 31 2009

WAZ041-044-311445-
/O.CAN.KOTX.WI.Y.0002.000000T0000Z-090131T1500Z/
WENATCHEE AREA-WATERVILLE PLATEAU-
INCLUDING THE CITIES OF...WENATCHEE...CHELAN...ENTIAT...
CASHMERE...WATERVILLE...MANSFIELD
536 AM PST SAT JAN 31 2009

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WIND
ADVISORY. WINDS SPEEDS HAVE FALLEN BELOW ADVISORY LEVELS AND WILL
REMAIN THERE THROUGH THE DAY OVER THE WENATCHEE AREA AND
WATERVILLE PLATEAU. 

$$

Nearby

Wind Advisories in Washington, 2009Every wind advisory in 2009

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.