Alert archive / Washington / Wind Advisories in 2012

Wind Advisory 17, NWS Spokane, WA

December 6, 20124 counties in Washington

NWS Spokane, WA issued this wind advisory at Dec 6, 2012, 2:52 PM PST for 4 counties in Washington. It took effect at Dec 7, 2012, 10:00 AM PST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 6, 2012, 2:52 PM PST (22:52 UTC)
In effect from
Dec 7, 2012, 10:00 AM PST
Expired
Dec 7, 2012, 7:00 PM PST
In force
9 hr
Issued by
NWS Spokane, WA

Counties Asotin County, WA, Garfield County, WA, Spokane County, WA, Whitman County, WA

The radar

The Spokane radar (KOTX), 101 km from the middle of the area, began a volume at 22:55 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, 10.9 hours before the alert went out and 127 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 2012-12-06Temperature 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 2012-12-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
1115 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
91 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.

858 
WWUS76 KOTX 062252
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
252 PM PST THU DEC 6 2012

...VERY WINDY CONDITIONS EXPECTED FRIDAY...

.A STORM SYSTEM MOVING THROUGH THE REGION ON FRIDAY WILL RESULT
IN WINDY CONDITIONS FOR THE SOUTHERN PORTIONS OF THE WASHINGTON
PALOUSE.

WAZ032-033-070700-
/O.NEW.KOTX.WI.Y.0017.121207T1500Z-121208T0300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE-
INCLUDING THE CITIES OF...CLARKSTON...POMEROY...PULLMAN...
COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...UNIONTOWN
252 PM PST THU DEC 6 2012

...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 7 PM PST FRIDAY.

* WINDS: SOUTHWEST 20 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING: WINDS WILL BE ON THE INCREASE EARLY FRIDAY MORNING AND
  WILL INCREASE IN INTENSITY BEFORE NOON...WITH PEAK WIND SPEEDS
  THROUGH THE AFTERNOON.

* IMPACTS: DRIVING HIGH PROFILE VEHICLES MAY BE DIFFICULT. TREE
  BRANCHES MAY BE BROKEN OFF. SCATTERED POWER OUTAGES ARE POSSIBLE
  DUE TO TREE BRANCHES ON POWER LINES. 

* 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.

&&

$$
3 follow-up statements
129 
WWUS76 KOTX 070616
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1016 PM PST THU DEC 6 2012

...VERY WINDY CONDITIONS EXPECTED FRIDAY...

.A STORM SYSTEM MOVING THROUGH THE REGION ON FRIDAY WILL RESULT
IN WINDY CONDITIONS FOR THE SOUTHERN PORTIONS OF THE WASHINGTON
PALOUSE.

WAZ032-033-071500-
/O.EXT.KOTX.WI.Y.0017.121207T1800Z-121208T0300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE-
INCLUDING THE CITIES OF...CLARKSTON...POMEROY...PULLMAN...
COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...UNIONTOWN
1016 PM PST THU DEC 6 2012

...WIND ADVISORY NOW IN EFFECT FROM 10 AM TO 7 PM PST FRIDAY...

* WINDS: WEST AT 20 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING: WINDS WILL START TO INCREASE FRIDAY MORNING AND WILL
  INCREASE FURTHER BY EARLY AFTERNOON. PEAK WIND SPEEDS WILL BE
  DURING THE AFTERNOON AND EARLY EVENING.

* IMPACTS: DRIVING HIGH PROFILE VEHICLES MAY BE DIFFICULT. TREE 
  BRANCHES MAY BE BROKEN OFF. SCATTERED POWER OUTAGES ARE 
  POSSIBLE DUE TO TREE BRANCHES ON POWER LINES. 

* 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.

&&

$$
642 
WWUS76 KOTX 071744
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
944 AM PST FRI DEC 7 2012

...VERY WINDY CONDITIONS EXPECTED THIS AFTERNOON...


WAZ032-033-080300-
/O.CON.KOTX.WI.Y.0017.121207T1800Z-121208T0300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE-
INCLUDING THE CITIES OF...CLARKSTON...POMEROY...PULLMAN...
COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...UNIONTOWN
944 AM PST FRI DEC 7 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WINDS: WEST AT 20 TO 30 MPH WITH GUSTS 40 TO 45 MPH.

* TIMING: WINDS ARE CURRENTLY GUSTING INTO THE LOW TO MID 30S AND
  ARE EXPECTED TO TO INCREASE FURTHER BY EARLY AFTERNOON. 

* IMPACTS: DRIVING HIGH PROFILE VEHICLES MAY BE DIFFICULT. TREE 
  BRANCHES MAY BE BROKEN OFF. SCATTERED POWER OUTAGES ARE 
  POSSIBLE DUE TO TREE BRANCHES ON POWER LINES. 

* 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.

&&

$$
125 
WWUS76 KOTX 080246
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
646 PM PST FRI DEC 7 2012


WAZ032-033-080400-
/O.EXP.KOTX.WI.Y.0017.000000T0000Z-121208T0300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE-
INCLUDING THE CITIES OF...CLARKSTON...POMEROY...PULLMAN...
COLFAX...ROSALIA...LA CROSSE...OAKESDALE...TEKOA...UNIONTOWN
646 PM PST FRI DEC 7 2012

...WIND ADVISORY WILL EXPIRE AT 7 PM PST THIS EVENING...

WINDS ACROSS THE WASHINGTON PALOUSE AND PORTIONS OF THE LEWIS-
CLARK VALLEY HAVE DIMINISHED THIS EVENING. WINDS WILL BE OUT OF
THE WEST-NORTHWEST AT 15 TO 25 MPH WITH GUSTS UP TO 35 MPH TONIGHT
BUT WILL REMAIN BELOW ADVISORY CRITERIA. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 5, 10:42 PM PSTWinter Weather AdvisoryOTXAsotin, Garfield, Pend Oreille, Spokane, Stevens52 hr
Dec 6, 9:54 AM PSTWinter Storm WarningOTX36 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.