Alert archive / Wyoming / High Wind Warnings in 2012
High Wind Warning 5, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Jan 19, 2012, 5:17 AM MST for Fremont County, Natrona County, Sweetwater County, Wyoming. It was in force for 24 hr. 12 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
- Jan 19, 2012, 5:17 AM MST (12:17 UTC)
- Expired
- Jan 20, 2012, 5:00 AM MST
- In force
- 24 hr
- Issued by
- NWS Riverton, WY
Counties Fremont County, WY, Natrona County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 65 km from the middle of the area, began a volume at 12:23 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 19, 12:45 PM MST | HEAVY SNOW 12 | 23 Nw Dubois, WY | BROOKS LAKE LODGE |
| Jan 19, 12:49 PM MST | SNOW 1.5 | Dubois, WY | |
| Jan 19, 1:29 PM MST | SNOW 5 | 12 Sw Lander, WY | TOWNSEND CREEK SNOTEL |
| Jan 19, 1:30 PM MST | HEAVY SNOW 6 | 6 Wsw Dubois, WY | LITTLE WARM SNOTEL |
| Jan 19, 1:30 PM MST | HEAVY SNOW 12 | 7 Nw Atlantic City, WY | SOUTH PASS SNOTEL |
| Jan 19, 1:31 PM MST | SNOW 3 | 19 Ssw Lander, WY | DEER PARK SNOTEL |
| Jan 19, 1:31 PM MST | HEAVY SNOW 7 | 18 W Lander, WY | HOBBS PARK SNOTEL |
| Jan 19, 1:31 PM MST | HEAVY SNOW 9 | 14 W Crowheart, WY | COLD SPRINGS SNOTEL |
| Jan 19, 1:36 PM MST | HEAVY SNOW 6 | 21 Sw Barnum, WY | GRAVE SPRING SNOTEL |
| Jan 19, 1:38 PM MST | HEAVY SNOW 18 | 16 Ne Dubois, WY | CASTLE CREEK SNOTEL |
| Jan 19, 1:38 PM MST | HEAVY SNOW 24 | 11 N Dubois, WY | BURROUGHS CREEK SNOTEL |
| Jan 19, 10:10 PM MST | HEAVY SNOW 17 | 23 Nw Dubois, WY | BROOKS LAKE LODGE |
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 12:00Z, 0.3 hours before the alert went out and 62 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1964 m above ground
- 0-6 km bulk shear
- 95 kt
- 0-1 km storm-relative helicity
- 331 m²/s²
- 0-3 km storm-relative helicity
- 428 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
033 WWUS75 KRIW 191217 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 517 AM MST THU JAN 19 2012 ...STRONG WINDS WILL CONTINUE ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE TODAY AND TONIGHT... WYZ019-192300- /O.EXP.KRIW.HW.W.0004.000000T0000Z-120119T1200Z/ /O.NEW.KRIW.HW.W.0005.120119T1217Z-120120T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 517 AM MST THU JAN 19 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST FRIDAY... ...HIGH WIND WARNING HAS EXPIRED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 5 AM MST FRIDAY. * SUMMARY AND TIMING...AREAS OF STRONG WEST TO SOUTHWEST WIND WILL CONTINUE THROUGH LATE TONIGHT. * WIND...A SOUTHWEST WIND OF 40 TO 45 MPH WITH GUSTS TO 65 MPH. * IMPACTS...AREA HIGHWAYS INCLUDING HIGHWAY 287 FROM BEAVER RIM TO EAST OF JEFFREY CITY AND HIGHWAY 135 FROM BEAVER RIM TO SWEETWATER STATION WILL BECOME HAZARDOUS WITH DANGEROUS CROSS WINDS. STRONG WINDS WILL ALSO OCCUR ALONG HIGHWAY 220 FROM INDEPENDENCE ROCK TO ALCOVA. 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. && $$ WYZ015-016-018-020-191330- /O.EXP.KRIW.HW.W.0004.000000T0000Z-120119T1200Z/ WIND RIVER MOUNTAINS EAST-UPPER WIND RIVER BASIN-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DUBOIS...LANDER...CASPER 517 AM MST THU JAN 19 2012 ...HIGH WIND WARNING HAS EXPIRED... THE HIGH WIND WARNING IS NO LONGER IN EFFECT. WINDS HAVE DIMINISHED ACROSS THE AREA EARLY THIS MORNING. THE HIGH WIND WARNING HAS BEEN ALLOWED TO EXPIRE. $$ AEM
4 follow-up statements
440 WWUS75 KRIW 191226 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 526 AM MST THU JAN 19 2012 ...STRONG WINDS WILL CONTINUE ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE TODAY AND TONIGHT... WYZ019-192300- /O.CON.KRIW.HW.W.0005.000000T0000Z-120120T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 526 AM MST THU JAN 19 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY. * SUMMARY AND TIMING...AREAS OF STRONG WEST TO SOUTHWEST WIND WILL CONTINUE THROUGH LATE TONIGHT. * WIND...A SOUTHWEST WIND OF 40 TO 45 MPH WITH GUSTS TO 65 MPH. * IMPACTS...AREA HIGHWAYS INCLUDING HIGHWAY 287 FROM BEAVER RIM TO EAST OF JEFFREY CITY AND HIGHWAY 135 FROM BEAVER RIM TO SWEETWATER STATION WILL BECOME HAZARDOUS WITH DANGEROUS CROSS WINDS. STRONG WINDS WILL ALSO OCCUR ALONG HIGHWAY 220 FROM INDEPENDENCE ROCK TO ALCOVA. 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. && $$
704 WWUS75 KRIW 192141 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 241 PM MST THU JAN 19 2012 ...STRONG WINDS WILL CONTINUE ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE THIS AFTERNOON AND TONIGHT... WYZ019-201200- /O.CON.KRIW.HW.W.0005.000000T0000Z-120120T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 241 PM MST THU JAN 19 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... * SUMMARY AND TIMING...AREAS OF STRONG WEST TO SOUTHWEST WIND WILL CONTINUE THROUGH LATE TONIGHT. * WIND...A SOUTHWEST WIND OF 40 TO 45 MPH WITH GUSTS TO 65 MPH. * IMPACTS...AREA HIGHWAYS INCLUDING HIGHWAY 287 FROM BEAVER RIM TO EAST OF JEFFREY CITY AND HIGHWAY 135 FROM BEAVER RIM TO SWEETWATER STATION WILL BECOME HAZARDOUS WITH DANGEROUS CROSS WINDS. STRONG WINDS WILL ALSO OCCUR ALONG HIGHWAY 220 FROM INDEPENDENCE ROCK TO ALCOVA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WYOROAD.INFO. && $$
487 WWUS75 KRIW 200539 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1039 PM MST THU JAN 19 2012 ...STRONG WINDS WILL CONTINUE ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE OVERNIGHT... WYZ019-201200- /O.CON.KRIW.HW.W.0005.000000T0000Z-120120T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1039 PM MST THU JAN 19 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST FRIDAY. * WIND...A SOUTHWEST WIND OF 40 TO 45 MPH WITH GUSTS 70 TO 75 MPH. A REMOTE SENSOR IN THE RATTLESNAKE RANGE...ELEVATION 6380 FEET...RECORDED A WIND GUST OF 74 MPH AT 10 PM. A REMOTE SENSOR IN THE GREEN MOUNTAINS...ELEVATION 7380 FEET...RECORDED A WIND GUST OF 72 MPH AT 10 PM. * IMPACTS...HIGHWAY 287 FROM EAST OF JEFFREY CITY TO THE SPLIT ROCK AREA WILL BE ESPECIALLY SUSCEPTIBLE TO THESE DANGEROUS WIND GUSTS. GUSTS TO 60 MPH MAY ALSO BE ENCOUNTERED FROM JEFFREY CITY WESTWARD OVER BEAVER RIM ALONG HIGHWAY 287...AND ALONG HIGHWAY 220 FROM INDEPENDENCE ROCK TO ALCOVA. 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. && $$
073 WWUS75 KRIW 201204 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 504 AM MST FRI JAN 20 2012 WYZ019-201315- /O.EXP.KRIW.HW.W.0005.000000T0000Z-120120T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 504 AM MST FRI JAN 20 2012 ...HIGH WIND WARNING HAS EXPIRED... THE HIGH WIND WARNING IS NO LONGER IN EFFECT. WINDS HAVE DIMINISHED THIS MORNING AND HIGH WINDS ARE NOT EXPECTED TO RETURN TODAY. $$ AEM
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 19, 9:46 AM MST | Winter Weather Advisory | RIW | Fremont | 14 hr |
Nearby
High Wind Warnings in Wyoming, 2012Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.