783 
WWUS75 KRIW 170907
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
207 AM MST MON DEC 17 2012

...VERY STRONG WINDS EXPECTED ACROSS PORTIONS OF CENTRAL WYOMING
THROUGH THIS EVENING...

.HIGH WINDS ARE LIKELY BETWEEN JEFFREY CITY AND CASPER THROUGH
THIS EVENING. WINDS IN NATRONA COUNTY WILL PEAK THIS AFTERNOON
AHEAD OF A STRONG COLD FRONT. HIGH WINDS ARE ALSO LIKELY ACROSS
THE LANDER FOOTHILLS AND HOT SPRINGS COUNTY THROUGH EARLY THIS
AFTERNOON WITH THE STRONGEST WINDS LIKELY BETWEEN 5 AND 11 AM ON
MONDAY.

WYZ019-172000-
/O.CON.KRIW.HW.W.0035.000000T0000Z-121218T0300Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
207 AM MST MON DEC 17 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* SUMMARY AND TIMING...A RAPIDLY INCREASING SURFACE PRESSURE
  GRADIENT WILL COMBINE WITH VERY STRONG MOUNTAIN TOP FLOW TO
  PRODUCE HIGH WINDS ACROSS THE AREA THROUGH EARLY THIS EVENING.

* WIND...SOUTHWEST 30 TO 40 MPH WITH GUSTS AROUND 60 MPH. THE 
  STRONGEST WINDS WILL OCCUR DURING THE DAY TODAY. 

* IMPACTS...TRAVELERS HEADING OVER BEAVER RIM OR TRAVELING 
  BETWEEN SWEETWATER STATION AND MUDDY GAP SHOULD BE PREPARED 
  FOR VERY STRONG AND ERRATIC WIND GUSTS. 

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.

&&

$$

WYZ020-172000-
/O.CON.KRIW.HW.W.0035.121217T1200Z-121218T0300Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
207 AM MST MON DEC 17 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* SUMMARY AND TIMING...VERY STRONG WINDS WILL DEVELOP TODAY 
  AS AN INCREASING SURFACE PRESSURE GRADIENT COMBINES WITH VERY 
  STRONG MOUNTAIN TOP WINDS. THE HIGHEST LIKELIHOOD OF THESE 
  WINDS WILL BE THIS AFTERNOON. 

* WIND...SOUTHWEST 30 TO 40 MPH WITH GUSTS TO 60 MPH.

* IMPACTS...TRAVELERS HEADING NORTH ON INTERSTATE 25 BETWEEN
  CASPER AND MIDWEST SHOULD BE PREPARED FOR VERY STRONG AND
  ERRATIC CROSS WINDS TODAY. THESE STRONG WINDS WILL ALSO AFFECT
  THE TRAVEL WEST TOWARDS WALTMAN AND HILAND ON HIGHWAY 20 26.

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.

&&

$$

WYZ005-018-172000-
/O.CON.KRIW.HW.W.0035.000000T0000Z-121217T2100Z/
SOUTHWEST BIG HORN BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...THERMOPOLIS...LANDER
207 AM MST MON DEC 17 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

* SUMMARY AND TIMING...A RAPIDLY INCREASING SURFACE PRESSURE
  GRADIENT WILL COMBINE WITH VERY STRONG MOUNTAIN TOP FLOW TO
  PRODUCE HIGH WINDS ACROSS THE AREA THROUGH EARLY THIS AFTERNOON.

* WIND...SOUTHWEST 30 TO 40 MPH WITH GUSTS AROUND 60 MPH. THE 
  STRONGEST WINDS ARE LIKELY FROM 5 AM THROUGH 11 AM. 

* IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS IN 
  LIGHT WEIGHT AND HIGH PROFILE VEHICLES. OTHER OUTDOOR 
  ACTIVITIES MAY BECOME DIFFICULT. 

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.

&&

$$