High Wind Warning 36, NWS Riverton, WY

Issued

Dec 19, 2012, 2:04 PM MST (21:04 UTC)

In effect from

Dec 19, 2012, 8:00 PM MST

Expired

Dec 20, 2012, 11:00 AM MST

In force

15 hr

Issued by

NWS Riverton, WY

County Park County, WY

The Billings radar (KBLX), 167 km from the middle of the area, began a volume at 21:10 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.

285 
WWUS75 KRIW 192104
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
204 PM MST WED DEC 19 2012

...VERY STRONG WEST WINDS IN THE CODY FOOTHILLS TONIGHT
AND THURSDAY MORNING...

.AN INCREASING SURFACE PRESSURE GRADIENT AND TEMPERATURE
DIFFERENCE BETWEEN THE ABSAROKA MOUNTAINS AND CODY FOOTHILLS WILL
COMBINE TO PRODUCE HIGH WINDS ACROSS AREA FROM CODY TO CLARK
TONIGHT INTO THURSDAY MORNING. THE MOST LIKELY AREA FOR
THESE STRONG GAP FLOW WINDS WILL BE DOWNWIND OF THE CLARKS FORK
CANYON AROUND CLARK AND ON THE WEST AND SOUTH SIDE OF CODY.

WYZ003-201015-
/O.UPG.KRIW.HW.A.0035.121220T0300Z-121220T1800Z/
/O.NEW.KRIW.HW.W.0036.121220T0300Z-121220T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
204 PM MST WED DEC 19 2012

...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM
MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST
THURSDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* SUMMARY AND TIMING...VERY STRONG GAP FLOW WINDS ARE EXPECTED TO
  DEVELOP IN THE CLARKS FORK GAP NEAR CLARK AND ALSO ON THE WEST
  AND SOUTH SIDE OF CODY THIS EVENING AND WILL CONTINUE INTO
  THURSDAY MORNING. THE HIGHEST LIKELIHOOD OF THESE WINDS WILL BE
  AFTER MIDNIGHT UNTIL AROUND SUNRISE.

* WIND...WEST 30 TO 40 MPH WITH GUSTS AROUND 60 MPH POSSIBLE. 
  EVEN STRONGER WINDS IN EXCESS OF 80 MPH COULD OCCUR IN THE 
  CLARKS FORK CANYON WEST OF CLARK. 

* IMPACTS...TRAVELERS FROM THE SOUTH SIDE OF CODY TO CLARK ON
  HIGHWAY 120 SHOULD BE ALERT FOR THESE VERY STRONG CROSSWINDS
  TONIGHT AND THURSDAY MORNING.

&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. 

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

124 
WWUS75 KRIW 200908
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
208 AM MST THU DEC 20 2012

...VERY STRONG WEST WINDS IN THE CODY FOOTHILLS THROUGH THIS 
MORNING...

.AN INCREASING SURFACE PRESSURE GRADIENT AND TEMPERATURE
DIFFERENCE BETWEEN THE ABSAROKA MOUNTAINS AND CODY FOOTHILLS WILL
COMBINE TO PRODUCE HIGH WINDS ACROSS AREA FROM CODY TO CLARK
INTO THIS MORNING. THE MOST LIKELY AREA FOR THESE STRONG GAP
FLOW WINDS WILL BE DOWNWIND OF THE CLARKS FORK CANYON AROUND CLARK
AND ON THE WEST AND SOUTH SIDE OF CODY. 

WYZ003-201800-
/O.CON.KRIW.HW.W.0036.000000T0000Z-121220T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
208 AM MST THU DEC 20 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING. 

* SUMMARY AND TIMING...VERY STRONG GAP FLOW WINDS ARE EXPECTED TO
  CONTINUE IN THE CLARKS FORK GAP NEAR CLARK AND ALSO ON THE WEST
  AND SOUTH SIDE OF CODY THIS MORNING. THE HIGHEST LIKELIHOOD OF
  THESE WINDS WILL BE UNTIL AROUND SUNRISE.

* WIND...WEST 30 TO 40 MPH WITH GUSTS AROUND 60 MPH POSSIBLE. EVEN
  STRONGER WINDS IN EXCESS OF 70 MPH COULD OCCUR IN THE CLARKS
  FORK CANYON WEST OF CLARK. A WIND GUST OF 63 MPH WAS REPORTED TO
  SOUTHWEST OF CLARK EARLY THIS MORNING.

* IMPACTS...TRAVELERS FROM THE SOUTH SIDE OF CODY TO CLARK ON 
  HIGHWAY 120 SHOULD BE ALERT FOR THESE VERY STRONG CROSSWINDS 
  TONIGHT AND THURSDAY MORNING. 

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

High Wind Warnings in Wyoming, 2012Every high wind warning in 2012

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.