Alert archive / Wyoming / High Wind Warnings in 2011

High Wind Warning 29, NWS Riverton, WY

December 27, 20114 counties in Wyoming

NWS Riverton, WY issued this high wind warning at Dec 27, 2011, 7:21 PM MST for 4 counties in Wyoming. It was in force for 45 hr. 55 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 27, 2011, 7:21 PM MST (02:21 UTC)
Expired
Dec 29, 2011, 3:58 PM MST
In force
45 hr
Issued by
NWS Riverton, WY

Counties Fremont County, WY, Natrona County, WY, Park County, WY, Sweetwater County, WY

The radar

The Riverton/Lander radar (KRIW), 2 km from the middle of the area, began a volume at 02:18 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.

What was reported inside it

TimeReportWhereRemark
Dec 28, 9:10 AM MSTNON-TSTM WND GST 735 E Ervay, WY
Dec 28, 12:16 PM MSTHIGH SUST WINDS 403 S I25 Exit 210, WY40 SUSTAINED ALONG INTERSTATE 25.
Dec 28, 12:55 PM MSTHIGH SUST WINDS 52Sse Dead Indian Pass, WYSUSTAINED AROUND 50 ALONG CHIEF JOSEPH HIGHWAY.
Dec 28, 6:50 PM MSTNON-TSTM WND GST 597 Wsw Muddy Gap, WYTHIS IS CAMP CREEK RAWS.
Dec 28, 8:50 PM MSTNON-TSTM WND GST 687 Wsw Muddy Gap, WYTHIS IS CAMP CREEK RAWS.
Dec 29, 3:06 AM MSTNON-TSTM WND GST 74Clark, WY
Dec 29, 4:17 AM MSTSNOW 211 N Dubois, WYBURROUGHS CREEK SNOTEL
Dec 29, 4:17 AM MSTSNOW 216 Ne Dubois, WYCASTLE CREEK SNOTEL
Dec 29, 4:17 AM MSTSNOW 230 Sw Meeteetse, WYKIRWIN SNOTEL
Dec 29, 4:17 AM MSTSNOW 519 Wsw Wapiti, WYBLACKWATER SNOTEL
Dec 29, 4:17 AM MSTSNOW 521 W Clark, WYBEARTOOTH LAKE SNOTEL
Dec 29, 4:17 AM MSTHEAVY SNOW 714 Ne Pahaska, WYEVENING STAR SNOTEL
Dec 29, 4:18 AM MSTSNOW 118 Wsw Meeteetse, WYTIMBER CREEK SNOTEL
Dec 29, 4:18 AM MSTSNOW 256 Sw Cody, WYYOUNTS PEAK SNOTEL
Dec 29, 4:18 AM MSTSNOW 418 Sw Cody, WYMARQUETTE SNOTEL
Dec 29, 4:18 AM MSTSNOW 426 Wsw Clark, WYWOLVERINE SNOTEL
Dec 29, 4:19 AM MSTSNOW 121 Sw Barnum, WYGRAVE SPRING SNOTEL
Dec 29, 4:22 AM MSTSNOW 114 W Crowheart, WYCOLD SPRINGS SNOTEL
Dec 29, 4:22 AM MSTSNOW 118 W Lander, WYHOBBS PARK SNOTEL
Dec 29, 4:22 AM MSTSNOW 119 Ssw Lander, WYDEER PARK SNOTEL
Dec 29, 4:23 AM MSTSNOW 112 Sw Lander, WYTOWNSEND CREEK SNOTEL
Dec 29, 4:23 AM MSTSNOW 17 Nw Atlantic City, WYSOUTH PASS SNOTEL
Dec 29, 4:23 AM MSTSNOW 26 Wsw Dubois, WYLITTLE WARM SNOTEL
Dec 29, 4:23 AM MSTSNOW 326 Nw Lander, WYST. LAWRENCE ALT SNOTEL
Dec 29, 4:27 AM MSTSNOW 1Pahaska, WY
Dec 29, 5:17 AM MSTSNOW 523 Nw Dubois, WYBROOKS LAKE LODGE
Dec 29, 7:56 AM MSTNON-TSTM WND GST 603 Se U.S. Hwy 287 Mile, WYMEASURED AT BEAVER RIM.
Dec 29, 10:11 AM MSTNON-TSTM WND GST 55Hiland, WY
Dec 29, 10:40 AM MSTNON-TSTM WND GST 535 Nw Casper, WYCASPER AIRPORT.
Dec 29, 10:55 AM MSTNON-TSTM WND GST 582 Wnw Dubois, WYDUBOIS AIRPORT.
Dec 29, 10:57 AM MSTNON-TSTM WND DMGCasper, WYMCDONALDS SIGN BLEW OVER INTO THE STREET.
Dec 29, 11:22 AM MSTNON-TSTM WND GST 59Rock Springs, WYROCK SPRINGS AIRPORT.
Dec 29, 11:44 AM MSTSNOW 3Pahaska, WY
Dec 29, 11:50 AM MSTNON-TSTM WND GST 861 Ne Dead Indian Pass, WY
Dec 29, 12:41 PM MSTNON-TSTM WND GST 56Meeteetse, WY
Dec 29, 12:48 PM MSTNON-TSTM WND GST 54Riverton, WYRIVERTON AIRPORT.
Dec 29, 1:16 PM MSTNON-TSTM WND GST 631 Sw I80 Exit 184, WYMEASURED ABOUT 5 MILES EAST OF WAMSUTTER.
Dec 29, 1:24 PM MSTSNOW 516 Ne Dubois, WYCASTLE CREEK SNOTEL
Dec 29, 1:24 PM MSTHEAVY SNOW 1011 N Dubois, WYBURROUGHS CREEK SNOTEL
Dec 29, 1:24 PM MSTHEAVY SNOW 1021 W Clark, WYBEARTOOTH LAKE SNOTEL
Dec 29, 1:24 PM MSTHEAVY SNOW 1119 Wsw Wapiti, WYBLACKWATER SNOTEL
Dec 29, 1:24 PM MSTHEAVY SNOW 1514 Ne Pahaska, WYEVENING STAR SNOTEL
Dec 29, 1:25 PM MSTSNOW 326 Wsw Clark, WYWOLVERINE SNOTEL
Dec 29, 1:25 PM MSTSNOW 356 Sw Cody, WYYOUNTS PEAK SNOTEL
Dec 29, 1:25 PM MSTSNOW 418 Sw Cody, WYMARQUETTE SNOTEL
Dec 29, 1:25 PM MSTSNOW 430 Sw Meeteetse, WYKIRWIN SNOTEL
Dec 29, 1:29 PM MSTSNOW 218 W Lander, WYHOBBS PARK SNOTEL
Dec 29, 1:29 PM MSTSNOW 414 W Crowheart, WYCOLD SPRINGS SNOTEL
Dec 29, 1:29 PM MSTSNOW 46 Wsw Dubois, WYLITTLE WARM SNOTEL
Dec 29, 1:29 PM MSTSNOW 519 Ssw Lander, WYDEER PARK SNOTEL
Dec 29, 1:30 PM MSTSNOW 126 Nw Lander, WYST. LAWRENCE ALT SNOTEL
Dec 29, 1:30 PM MSTSNOW 212 Sw Lander, WYTOWNSEND CREEK SNOTEL
Dec 29, 1:30 PM MSTHEAVY SNOW 7South Pass, WY
Dec 29, 1:50 PM MSTNON-TSTM WND GST 707 Wsw Muddy Gap, WYSUSTAINED WIND 41 MPH.
Dec 29, 2:50 PM MSTNON-TSTM WND GST 677 Wsw Muddy Gap, WY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 2.4 hours before the alert went out and 7 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, Riverton, WY at 00:00Z on 2011-12-28Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 00:00Z on 2011-12-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.19395878Sfc1 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
2400 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
18 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.

328 
WWUS75 KRIW 280221
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
721 PM MST TUE DEC 27 2011

...STRONG WIND WILL OCCUR ACROSS THE CODY FOOTHILLS TONIGHT
THROUGH THURSDAY MORNING...AND SOUTHEAST FREMONT AND MUCH OF
NATRONA COUNTY WEDNESDAY THROUGH THURSDAY MORNING...

.STRONG WESTERLY FLOW OFF THE PACIFIC OCEAN AND A FAVORABLE JET
STREAM POSITION WILL INCREASE WIND IN FAVORED AREAS EAST OF THE
CONTINENTAL DIVIDE TONIGHT AND WEDNESDAY. THE STRONG WIND IS
EXPECTED TO PERSIST THROUGH WEDNESDAY NIGHT.

WYZ003-281900-
/O.UPG.KRIW.HW.A.0022.111228T1200Z-111229T1500Z/
/O.NEW.KRIW.HW.W.0029.111228T0221Z-111229T1500Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
721 PM MST TUE DEC 27 2011

...HIGH WIND WARNING IN EFFECT UNTIL 8 AM MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 8 AM MST THURSDAY. THE HIGH
WIND WATCH IS NO LONGER IN EFFECT. 

* SUMMARY AND TIMING...PERIODS OF VERY STRONG WINDS ARE EXPECTED
  THROUGH THURSDAY MORNING. THE STRONGEST WINDS ARE EXPECTED LATE
  TONIGHT INTO WEDNESDAY MORNING...AND AGAIN WEDNESDAY NIGHT.

* WIND...WEST TO SOUTHWEST WIND BETWEEN 30 AND 45 MPH...WITH GUSTS
  TO 65 MPH POSSIBLE. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR
  AROUND CLARK. WEAKER WINDS ARE EXPECTED NEAR MEETEETSE...BUT
  COULD OCCASIONAL BE VERY STRONG...ESPECIALLY WEDNESDAY NIGHT.

* IMPACTS...TRAVEL ON STATE HIGHWAY 120 BETWEEN MEETEETSE...
  CODY...AND CLARK WILL BE HAMPERED DUE TO STRONG GUSTY CROSS
  WINDS.

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.

&&

$$

WYZ019-281900-
/O.UPG.KRIW.HW.A.0022.111228T1200Z-111229T1500Z/
/O.NEW.KRIW.HW.W.0029.111228T1200Z-111229T1500Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
721 PM MST TUE DEC 27 2011

...HIGH WIND WARNING IN EFFECT FROM 5 AM WEDNESDAY TO 8 AM MST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 5 AM WEDNESDAY TO 8 AM MST
THURSDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* SUMMARY AND TIMING...WIND SPEEDS WILL BEGIN TO INCREASE EARLY
  WEDNESDAY MORNING AS A STRONG PACIFIC STORM REACHES WYOMING.
  THE STRONGEST WINDS ARE EXPECTED WEDNESDAY AFTERNOON AND NIGHT.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE
  COMMON...WITH GUSTS TO 60 MPH ACROSS THE TRAVEL CORRIDORS.
  LOCAL WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER TERRAIN OF
  THE GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE ABOUT 7000
  FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO
  GUSTY CROSS WINDS. GUSTY WIND CAN ALSO BE EXPECTED ON STATE
  HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS.

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.

&&

$$

WYZ020-281900-
/O.UPG.KRIW.HW.A.0022.111228T1200Z-111229T1500Z/
/O.NEW.KRIW.HW.W.0029.111228T1200Z-111229T1500Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
721 PM MST TUE DEC 27 2011

...HIGH WIND WARNING IN EFFECT FROM 5 AM WEDNESDAY TO 8 AM MST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 5 AM WEDNESDAY TO 8 AM MST
THURSDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* SUMMARY AND TIMING...WIND SPEEDS WILL INCREASE EARLY WEDNESDAY
  MORNING AS A STRONG PACIFIC STORM REACHES WYOMING. THE STRONGEST
  WINDS ARE EXPECTED WEDNESDAY AFTERNOON AND NIGHT.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE
  COMMON...WITH GUSTS TO 60 MPH AT THE PEAK OF THE WIND. FAVORED
  LOCATIONS IN SOUTHWEST CASPER AND NEAR THE COMMUNITY OF HILAND
  WILL BE MOST SUSCEPTIBLE TO THE HIGH WIND.

* IMPACTS...TRAVEL ON WYOMING BOULEVARD AROUND THE SOUTH SIDE OF
  CASPER WILL BE HAMPERED DUE TO GUSTY CROSS WINDS. TRAVEL CAN BE
  PARTICULARLY HAZARDOUS BETWEEN MILEPOSTS 11 AND 13 ON WYOMING
  BOULEVARD FOR TRUCKS AND OTHER HIGH-PROFILE VEHICLES.

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.

&&

$$

TEAM RIVERTON
7 follow-up statements
599 
WWUS75 KRIW 280908
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
208 AM MST WED DEC 28 2011

...STRONG WIND WILL OCCUR ACROSS THE CODY FOOTHILLS...SOUTHEAST
FREMONT AND MUCH OF NATRONA COUNTIES THROUGH EARLY THURSDAY MORNING...

.STRONG WESTERLY FLOW OFF THE PACIFIC OCEAN AND A FAVORABLE JET
STREAM POSITION WILL INCREASE WIND IN FAVORED AREAS EAST OF THE
CONTINENTAL DIVIDE TODAY AND TONIGHT. THE STRONG WIND IS
EXPECTED TO PERSIST INTO THURSDAY MORNING.

WYZ003-281900-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
208 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...PERIODS OF VERY STRONG WINDS ARE EXPECTED
  THROUGH THURSDAY MORNING. THE STRONGEST WINDS ARE EXPECTED
  THROUGH EARLY THIS MORNING...AND AGAIN OVERNIGHT TONIGHT.

* WIND...WEST TO SOUTHWEST WIND BETWEEN 30 AND 45 MPH...WITH GUSTS
  TO 65 MPH POSSIBLE. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR
  AROUND CLARK. WEAKER WINDS ARE EXPECTED NEAR MEETEETSE...BUT
  COULD OCCASIONAL BE VERY STRONG...ESPECIALLY TONIGHT.

* IMPACTS...TRAVEL ON STATE HIGHWAY 120 BETWEEN MEETEETSE... 
  CODY...AND CLARK WILL BE HAMPERED DUE TO STRONG GUSTY CROSS 
  WINDS. 

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.

THERE IS A SIGNIFICANT BLOW OVER RISK FOR HIGH PROFILE VEHICLES
TRAVELING ALONG HIGHWAY 120 BETWEEN MEETEETSE AND THE MONTANA
STATE LINE...AS WELL AS ALONG HIGHWAY 14 BETWEEN PAHASKA AND
GREYBULL...AND ALONG US 14ALT BETWEEN CODY AND POWELL...AND STATE
HIGHWAY 296 BETWEEN MILE MARKER 4.5 AND THE HIGHWAY 120 JUNCTION 
BECAUSE OF STRONG WINDS. DRIVERS OF SUCH VEHICLES SHOULD NOT
TRAVEL THESE SECTIONS OF ROAD. THE STRONG WIND WILL CREATE DANGEROUS
CROSS WINDS THAT WILL MAKE TRAVEL EXTREMELY HAZARDOUS.

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.

&&

$$

WYZ019-281900-
/O.CON.KRIW.HW.W.0029.111228T1200Z-111229T1500Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
208 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...WIND SPEEDS WILL BEGIN TO INCREASE EARLY
  THIS MORNING AS A STRONG PACIFIC STORM REACHES WYOMING. THE
  STRONGEST WINDS ARE EXPECTED THIS AFTERNOON AND TONIGHT.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE
  COMMON...WITH GUSTS TO 60 MPH ACROSS THE TRAVEL CORRIDORS. LOCAL
  WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER TERRAIN OF THE
  GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE 7000 FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS. GUSTY WIND CAN ALSO BE EXPECTED ON STATE 
  HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. 

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.

&&

$$

WYZ020-281900-
/O.CON.KRIW.HW.W.0029.111228T1200Z-111229T1500Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
208 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...WIND SPEEDS WILL INCREASE EARLY THIS 
  MORNING AS A STRONG PACIFIC STORM REACHES WYOMING. THE 
  STRONGEST WINDS ARE EXPECTED THIS AFTERNOON AND TONIGHT. 

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE 
  COMMON...WITH GUSTS TO 60 MPH AT THE PEAK OF THE WIND. FAVORED 
  LOCATIONS IN SOUTHWEST CASPER AND NEAR THE COMMUNITY OF HILAND 
  WILL BE MOST SUSCEPTIBLE TO THE HIGH WIND. 

* IMPACTS...TRAVEL ON WYOMING BOULEVARD AROUND THE SOUTH SIDE OF 
  CASPER WILL BE HAMPERED DUE TO GUSTY CROSS WINDS. TRAVEL CAN 
  BE PARTICULARLY HAZARDOUS BETWEEN MILEPOSTS 11 AND 13 ON 
  WYOMING BOULEVARD FOR TRUCKS AND OTHER HIGH-PROFILE VEHICLES. 

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.

&&

$$
096 
WWUS75 KRIW 281835
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1135 AM MST WED DEC 28 2011

...STRONG WIND WILL CONTINUE ACROSS THE CODY FOOTHILLS...
SOUTHEAST FREMONT AND MUCH OF NATRONA COUNTIES THROUGH EARLY
THURSDAY MORNING...

.STRONG WESTERLY FLOW OFF THE PACIFIC OCEAN AND A FAVORABLE JET
STREAM POSITION WILL INCREASE WIND IN FAVORED AREAS EAST OF THE
CONTINENTAL DIVIDE TODAY AND TONIGHT. THE STRONG WIND IS EXPECTED
TO PERSIST INTO THURSDAY MORNING.  WINDS HAVE BEEN GUSTING FROM 60
TO 70 MPH IN THE FOOTHILLS OF THE ABSAROKA MOUNTAINS AND IN THE
GREEN MOUNTAINS AND RATTLESNAKE RANGE THIS MORNING.

WYZ003-291100-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
1135 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...PERIODS OF HIGH WINDS WILL CONTINUE THROUGH
  THURSDAY MORNING. THE STRONGEST WINDS ARE EXPECTED OVERNIGHT
  TONIGHT.

* WIND...WEST TO SOUTHWEST WIND BETWEEN 30 AND 45 MPH...WITH 
  GUSTS TO 65 MPH POSSIBLE. LOCAL WIND GUSTS TO 75 MPH COULD 
  OCCUR AROUND CLARK. WEAKER WINDS ARE EXPECTED NEAR MEETEETSE...
   BUT COULD OCCASIONAL BE VERY STRONG...ESPECIALLY TONIGHT. 

* IMPACTS...TRAVEL ON STATE HIGHWAY 120 BETWEEN MEETEETSE... 
  CODY...AND CLARK WILL BE HAMPERED DUE TO STRONG GUSTY CROSS 
  WINDS. 

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.

THERE IS A SIGNIFICANT BLOW OVER RISK FOR HIGH PROFILE VEHICLES
TRAVELING ALONG HIGHWAY 120 BETWEEN MEETEETSE AND THE MONTANA
STATE LINE...AS WELL AS ALONG HIGHWAY 14 BETWEEN PAHASKA AND
GREYBULL...AND ALONG US 14ALT BETWEEN CODY AND POWELL...AND STATE
HIGHWAY 296 BETWEEN MILE MARKER 4.5 AND THE HIGHWAY 120 JUNCTION
BECAUSE OF STRONG WINDS. DRIVERS OF SUCH VEHICLES SHOULD NOT
TRAVEL THESE SECTIONS OF ROAD. THE STRONG WIND WILL CREATE
DANGEROUS CROSS WINDS THAT WILL MAKE TRAVEL EXTREMELY HAZARDOUS.

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.

&&

$$

WYZ019-291100-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
1135 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...HIGH WINDS WINDS WILL CONTINUE THROUGH THE NIGHT.
  THE STRONGEST WINDS ARE EXPECTED THIS AFTERNOON AND TONIGHT.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 35 AND 45 MPH WILL BE
  COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL CORRIDORS.
  LOCAL WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER TERRAIN OF
  THE GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE 7000 FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS. GUSTY WIND CAN ALSO BE EXPECTED ON STATE 
  HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. 

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.

&&

$$

WYZ020-291100-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
1135 AM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...WIND SPEEDS WILL INCREASE THIS AFTERNOON AS A
  STRONG PACIFIC STORM REACHES WYOMING. THE STRONGEST WINDS ARE
  EXPECTED THIS AFTERNOON AND TONIGHT.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE 
  COMMON...WITH GUSTS TO 60 MPH AT THE PEAK OF THE WIND. FAVORED 
  LOCATIONS IN SOUTHWEST CASPER AND NEAR THE COMMUNITY OF HILAND 
  WILL BE MOST SUSCEPTIBLE TO THE HIGH WIND. 

* IMPACTS...TRAVEL ON WYOMING BOULEVARD AROUND THE SOUTH SIDE OF 
  CASPER WILL BE HAMPERED DUE TO GUSTY CROSS WINDS. TRAVEL CAN 
  BE PARTICULARLY HAZARDOUS BETWEEN MILEPOSTS 11 AND 13 ON 
  WYOMING BOULEVARD FOR TRUCKS AND OTHER HIGH-PROFILE VEHICLES. 

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.

&&

$$

C.BAKER
800 
WWUS75 KRIW 290244
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
744 PM MST WED DEC 28 2011

...STRONG WIND WILL CONTINUE ACROSS THE CODY FOOTHILLS...
SOUTHEAST FREMONT AND MUCH OF NATRONA COUNTIES THROUGH EARLY
THURSDAY MORNING...

.STRONG WESTERLY FLOW ALOFT...AND A TIGHT SURFACE PRESSURE
GRADIENT WILL RESULT IN STRONG WINDS CONTINUING THROUGH THURSDAY
MORNING. 

WYZ003-291500-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
744 PM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...STRONG WEST TO SOUTHWEST WINDS ARE EXPECTED
  TO REDEVELOP BY AROUND MIDNIGHT...WITH THE STRONGEST WINDS
  EXPECTED DURING THE PREDAWN HOURS.

* WIND...SUSTAINED WEST TO SOUTHWEST WIND BETWEEN 25 AND 45 MPH AT
  TIMES. GUSTS TO 65 MPH ARE POSSIBLE. 

* IMPACTS...TRAVEL ON STATE HIGHWAY 120 BETWEEN MEETEETSE... 
  CODY...AND CLARK WILL BE HAMPERED DUE TO STRONG GUSTY CROSS 
  WINDS LATE TONIGHT AND EARLY 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.

&&

$$

WYZ019-291500-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
744 PM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...VERY STRONG WINDS WINDS WILL CONTINUE
  THROUGH THE NIGHT. 

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE
  COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL CORRIDORS. LOCAL
  WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER TERRAIN OF THE
  GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE 7000 FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS. GUSTY WIND CAN ALSO BE EXPECTED ON STATE 
  HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. 

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.

&&

$$

WYZ020-291500-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
744 PM MST WED DEC 28 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY. 

* SUMMARY AND TIMING...WINDY SOUTHWEST WINDS THIS EVENING ARE
  EXPECTED TO INCREASE ONCE AGAIN BY AROUND MIDNIGHT...AND LAST
  THROUGH EARLY THURSDAY MORNING.

* WIND...SOUTHWEST WIND SUSTAINED BETWEEN 30 AND 45 MPH WILL BE
  COMMON AT TIMES AFTER MIDNIGHT. GUSTS TO 60 MPH ARE
  POSSIBLE...ESPECIALLY IN FAVORED LOCATIONS SUCH AS IN SOUTHWEST
  CASPER AND NEAR THE COMMUNITY OF HILAND.

* IMPACTS...TRAVEL ON WYOMING BOULEVARD AROUND THE SOUTH SIDE OF 
  CASPER WILL BE HAMPERED DUE TO GUSTY CROSS WINDS. TRAVEL CAN 
  BE PARTICULARLY HAZARDOUS BETWEEN MILEPOSTS 11 AND 13 ON 
  WYOMING BOULEVARD FOR TRUCKS AND OTHER HIGH-PROFILE VEHICLES. 

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.

&&

$$

TEAM RIVERTON
212 
WWUS75 KRIW 290855
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
155 AM MST THU DEC 29 2011

...STRONG WIND WILL CONTINUE ACROSS SOUTHEAST FREMONT COUNTY
THROUGH THIS EVENING AND WILL INCREASE ACROSS EASTERN SWEETWATER
COUNTY...

.STRONG WESTERLY FLOW ALOFT...AND A TIGHT SURFACE PRESSURE
GRADIENT WILL RESULT IN STRONG WINDS CONTINUING THROUGH THE EVENING.

WYZ003-020-291000-
/O.CAN.KRIW.HW.W.0029.000000T0000Z-111229T1500Z/
CODY FOOTHILLS-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...CODY...MEETEETSE...CASPER
155 AM MST THU DEC 29 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE HIGH
WIND WARNING. 

$$

WYZ030-292230-
/O.EXB.KRIW.HW.W.0029.111229T0900Z-111230T0600Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
155 AM MST THU DEC 29 2011

...HIGH WIND WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. 

* SUMMARY AND TIMING...VERY STRONG WINDS WINDS WILL DEVELOP THIS
  MORNING AND WILL CONTINUE THROUGH THE EVENING.

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 30 AND 45
  MPH WILL BE COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER
  TERRAIN.

* IMPACTS...TRAVEL ON INTERSTATE WILL BE HAMPERED DUE TO GUSTY
  CROSS WINDS. STRONG CROSS WINDS CAN ALSO BE EXPECTED ON STATE
  HIGHWAY 430 BETWEEN ROCK SPRINGS AND THE COLORADO STATE LINE.

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.

&&

$$

WYZ019-292230-
/O.EXT.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
155 AM MST THU DEC 29 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 11 PM MST THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

* SUMMARY AND TIMING...VERY STRONG WINDS WINDS WILL CONTINUE 
  THROUGH THE EVENING. 

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 30 AND
  45 MPH WILL BE COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR IN THE HIGHER
  TERRAIN OF THE GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE
  7000 FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS. GUSTY WIND CAN ALSO BE EXPECTED ON STATE 
  HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. 

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 WYOMING DEPARTMENT OF TRANSPORTATION ADVISES NO LIGHT TRAILER
TRAFFIC DUE TO WIND SPEEDS ABOVE 50 MPH.  THESE WINDS MAY CAUSE
LOSS OF VEHICLE CONTROL OR A BLOW OVER TO HIGH PROFILE VEHICLES
TRAVELING EMPTY OR WITH A LIGHT LOAD.  DRIVERS OF SUCH VEHICLES
ARE ADVISED TO DELAY TRAVEL.

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.

&&

$$
211 
WWUS75 KRIW 291645
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
945 AM MST THU DEC 29 2011

...STRONG WIND WILL CONTINUE ACROSS PARTS OF WEST CENTRAL 
WYOMING TODAY...

.STRONG WESTERLY FLOW ALOFT...AND A TIGHT SURFACE PRESSURE
GRADIENT WILL RESULT IN VERY STRONG WINDS. WINDS HAVE ALREADY
BEEN GUSTING TO NEAR 50 MPH ACROSS MANY AREAS THIS MORNING.
BLOWING SNOW OR DIRT WILL RESULT MOST OF TODAY.

WYZ030-300045-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
945 AM MST THU DEC 29 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

* SUMMARY AND TIMING...AREAS FROM JUST SOUTH OF ROCK SPRINGS TO
  WAMSUTTER WILL CONTINUE TO EXPERIENCE STRONG WINDS TODAY.

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 30 AND 45
  MPH WILL BE COMMON...WITH GUSTS TO 60 MPH ACROSS THE TRAVEL
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR OVER THE
  HIGHER TERRAIN.

* IMPACTS...TRAVEL ON INTERSTATE 80 WILL BE HAMPERED DUE TO GUSTY
  CROSS WINDS. STRONG CROSS WINDS CAN ALSO BE EXPECTED ON STATE
  HIGHWAY 430 BETWEEN ROCK SPRINGS AND THE COLORADO STATE LINE. AS
  A RESULT...TRAVEL COULD BECOME VERY HAZARDOUS TODAY. 

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.

&&

$$

WYZ019-300045-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
945 AM MST THU DEC 29 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

* SUMMARY AND TIMING...VERY STRONG WINDS WINDS WILL CONTINUE
  TODAY. PARTS OF THE GREEN MOUNTAINS TO NEAR MUDDY GAP HAVE
  ALREADY RECORDED WIND GUSTS TO AROUND 70 MPH THIS MORNING.

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 35 AND 50
  MPH WILL BE COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH WILL OCCUR IN THE HIGHER
  TERRAIN OF THE GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE
  7000 FEET.

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO
  GUSTY CROSS WINDS TODAY. GUSTY WIND CAN ALSO BE EXPECTED ON
  STATE HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. AS A
  RESULT...TRAVEL WILL BE VERY HAZARDOUS TODAY. 

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 WYOMING DEPARTMENT OF TRANSPORTATION ADVISES NO LIGHT TRAILER
TRAFFIC DUE TO WIND SPEEDS ABOVE 50 MPH.  THESE WINDS MAY CAUSE
LOSS OF VEHICLE CONTROL OR A BLOW OVER TO HIGH PROFILE VEHICLES
TRAVELING EMPTY OR WITH A LIGHT LOAD.  DRIVERS OF SUCH VEHICLES
ARE ADVISED TO DELAY TRAVEL.

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.

&&

$$
KPL
249 
WWUS75 KRIW 291713
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1013 AM MST THU DEC 29 2011

...STRONG WIND WILL CONTINUE ACROSS PARTS OF WEST CENTRAL WYOMING
TODAY...

.STRONG WESTERLY FLOW ALOFT...AND A TIGHT SURFACE PRESSURE
GRADIENT WILL RESULT IN VERY STRONG WINDS. WINDS HAVE ALREADY
BEEN GUSTING FROM 50 TO 70 MPH ACROSS MANY AREAS THIS MORNING.
BLOWING SNOW OR DIRT WILL RESULT MOST OF TODAY.

WYZ020-300000-
/O.EXB.KRIW.HW.W.0029.111229T1800Z-111230T0000Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
1013 AM MST THU DEC 29 2011

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. 

* SUMMARY AND TIMING...STRONG SOUTHWEST WINDS ACROSS WESTERN
  NATRONA COUNTY WILL SPREAD EAST TO COVER THE REST OF NATRONA
  COUNTY INCLUDING THE CASPER AREA LATE THIS MORNING. 

* WIND...SOUTHWEST BECOMING WEST WINDS BY 3 PM...SUSTAINED
  BETWEEN 30 AND 45 MPH WILL BE COMMON...WITH GUSTS TO 60 MPH.
  LOCAL WIND GUSTS TO 75 MPH COULD OCCUR ALONG WYOMING BOULEVARD
  JUST SOUTH OF CASPER.

* IMPACTS...TRAVEL ON INTERSTATE 25 AS WELL AS HIGHWAYS 220 AND 20
  26 WILL BE HAMPERED DUE TO GUSTY CROSS WINDS. STRONG CROSS WINDS
  CAN ALSO BE EXPECTED ALONG WYOMING BOULEVARD JUST SOUTH OF
  CASPER. AS A RESULT...TRAVEL COULD BECOME VERY HAZARDOUS TODAY.

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.

&&

$$

WYZ030-300000-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1013 AM MST THU DEC 29 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

* SUMMARY AND TIMING...AREAS FROM JUST SOUTH OF ROCK SPRINGS TO 
  WAMSUTTER WILL CONTINUE TO EXPERIENCE STRONG WINDS TODAY. 

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 30 AND 
  45 MPH WILL BE COMMON...WITH GUSTS TO 60 MPH ACROSS THE TRAVEL 
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH COULD OCCUR OVER THE 
  HIGHER TERRAIN. 

* IMPACTS...TRAVEL ON INTERSTATE 80 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS. STRONG CROSS WINDS CAN ALSO BE EXPECTED ON 
  STATE HIGHWAY 430 BETWEEN ROCK SPRINGS AND THE COLORADO STATE 
  LINE. AS A RESULT...TRAVEL COULD BECOME VERY HAZARDOUS TODAY. 

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.

&&

$$

WYZ019-300000-
/O.CON.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
1013 AM MST THU DEC 29 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

* SUMMARY AND TIMING...VERY STRONG WINDS WINDS WILL CONTINUE 
  TODAY. PARTS OF THE GREEN MOUNTAINS TO NEAR MUDDY GAP HAVE 
  ALREADY RECORDED WIND GUSTS TO AROUND 70 MPH THIS MORNING. 

* WIND...SOUTHWEST BECOMING WEST WINDS SUSTAINED BETWEEN 35 AND 
  50 MPH WILL BE COMMON...WITH GUSTS TO 65 MPH ACROSS THE TRAVEL 
  CORRIDORS. LOCAL WIND GUSTS TO 75 MPH WILL OCCUR IN THE HIGHER 
  TERRAIN OF THE GREEN AND RATTLESNAKE MOUNTAINS...MAINLY ABOVE 
  7000 FEET. 

* IMPACTS...TRAVEL ON U.S. HIGHWAY 287 WILL BE HAMPERED DUE TO 
  GUSTY CROSS WINDS TODAY. GUSTY WIND CAN ALSO BE EXPECTED ON 
  STATE HIGHWAY 220 AROUND PATHFINDER AND ALCOVA RESERVOIRS. AS 
  A RESULT...TRAVEL WILL BE VERY HAZARDOUS TODAY. 

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 WYOMING DEPARTMENT OF TRANSPORTATION ADVISES NO LIGHT TRAILER
TRAFFIC DUE TO WIND SPEEDS ABOVE 50 MPH.  THESE WINDS MAY CAUSE
LOSS OF VEHICLE CONTROL OR A BLOW OVER TO HIGH PROFILE VEHICLES
TRAVELING EMPTY OR WITH A LIGHT LOAD.  DRIVERS OF SUCH VEHICLES
ARE ADVISED TO DELAY TRAVEL.

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.

&&

$$

LIPSON
513 
WWUS75 KRIW 292258
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
358 PM MST THU DEC 29 2011

...HIGH WIND WARNING IS NO LONGER IN EFFECT...

.MANY LOCATIONS IN THE LOWER ELEVATIONS HAD WIND GUSTS EXCEEDING
55 MPH LATE THIS MORNING AND EARLY THIS AFTERNOON. THE GREEN
MOUNTAINS AND RATTLESNAKE RANGE HAD WIND GUSTS REACHING NEAR 70
MPH. MOST AREAS HAVE SEEN A DECREASE IN WIND SPEEDS LATE THIS
AFTERNOON. THEY WILL CONTINUE TO DECREASE AFTER SUNSET.
THEREFORE...THE HIGH WIND WARNING FOR PARTS OF SWEETWATER...
FREMONT AND NATRONA COUNTIES HAS BEEN CANCELLED.

WYZ019-030-300000-
/O.CAN.KRIW.HW.W.0029.000000T0000Z-111230T0600Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITIES OF...JEFFREY CITY...WAMSUTTER
358 PM MST THU DEC 29 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE HIGH
WIND WARNING. GUSTY WINDS WILL SUBSIDE BY THIS EVENING...FALLING
WELL BELOW HIGH WIND CRITERIA. TRAVEL MAY STILL BE DIFFICULT IN
PLACES.

$$

WYZ020-300000-
/O.CAN.KRIW.HW.W.0029.000000T0000Z-111230T0000Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
358 PM MST THU DEC 29 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE HIGH
WIND WARNING. GUSTY WINDS WILL SUBSIDE BY THIS EVENING...FALLING
WELL BELOW HIGH WIND CRITERIA. TRAVEL MAY STILL BE DIFFICULT IN
PLACES.

$$
KPL

The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 27, 9:05 PM MSTWinter Storm WarningRIWFremont, Hot Springs, Lincoln, Park, Sublette, Teton39 hr

Nearby

High Wind Warnings in Wyoming, 2011Every high wind warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.