Alert archive / Wyoming / High Wind Warnings in 2012
High Wind Warning 28, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Oct 22, 2012, 2:52 PM MDT for Fremont County, Natrona County, Sweetwater County, Wyoming. It took effect at Oct 22, 2012, 6:00 PM MDT. It was in force for 12 hr. 1 report 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
- Oct 22, 2012, 2:52 PM MDT (20:52 UTC)
- In effect from
- Oct 22, 2012, 6:00 PM MDT
- Expired
- Oct 23, 2012, 5:54 AM MDT
- In force
- 12 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 20:52 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 |
|---|---|---|---|
| Oct 22, 8:38 PM MDT | HEAVY SNOW 7 | 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, 8.9 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
- 863 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
741 WWUS75 KRIW 222052 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 252 PM MDT MON OCT 22 2012 ...VERY STRONG WINDS EXPECTED ACROSS THE AREA THROUGH 9 AM TUESDAY... .VERY STRONG SOUTH TO SOUTHWEST WINDS ARE EXPECTED TONIGHT THROUGH ABOUT 9 AM TUESDAY AHEAD OF AN APPROACHING COLD FRONT. WYZ019-231000- /O.NEW.KRIW.HW.W.0028.121023T0000Z-121023T1500Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 252 PM MDT MON OCT 22 2012 ...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO 9 AM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 9 AM MDT TUESDAY. * SUMMARY AND TIMING...WINDS WILL CONTINUE TO INCREASE THROUGH THE EVENING AND PEAK DURING THE LATE NIGHT HOURS. THE WINDS WILL DECREASE BELOW HIGH WIND CRITERIA AFTER 9 AM TUESDAY AS THE COLD FRONT PUSHES ACROSS THE AREA SHIFTING THE WINDS TO A LESS FAVORABLE WESTERLY DIRECTION. * WIND...SOUTH TO SOUTHWEST 30 TO 40 MPH GUSTS TO 65 MPH. * IMPACTS...TRAVELLERS DRIVING BETWEEN BEAVER RIM...SWEETWATER STATION...JEFFREY CITY AND MUDDY GAP ALONG HIGHWAYS 287 789 AND 135 WILL EXPERIENCE VERY STRONG AND ERRATIC CROSS WINDS AT TIMES. THESE WINDS WILL SEVERELY IMPACT LIGHTWEIGHT AND 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. && $$ SKRBAC
2 follow-up statements
362 WWUS75 KRIW 230830 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 230 AM MDT TUE OCT 23 2012 ...VERY STRONG WINDS EXPECTED ACROSS THE AREA THROUGH 9 AM TODAY... .VERY STRONG SOUTH TO SOUTHWEST WINDS ARE EXPECTED THIS MORNING THROUGH ABOUT 9 AM TODAY AHEAD OF AN APPROACHING COLD FRONT. WYZ019-231500- /O.CON.KRIW.HW.W.0028.000000T0000Z-121023T1500Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 230 AM MDT TUE OCT 23 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 AM MDT THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 AM MDT THIS MORNING. * SUMMARY AND TIMING...WINDS WILL INCREASE LATE THIS MORNING. THE WINDS WILL DECREASE BELOW HIGH WIND CRITERIA AFTER 9 AM TUESDAY AS THE COLD FRONT PUSHES ACROSS THE AREA SHIFTING THE WINDS TO A LESS FAVORABLE WESTERLY DIRECTION. * WIND...SOUTH TO SOUTHWEST 30 TO 40 MPH GUSTS TO 60 MPH. * IMPACTS...TRAVELERS DRIVING BETWEEN BEAVER RIM...SWEETWATER STATION...JEFFREY CITY AND MUDDY GAP ALONG HIGHWAYS 287 789 AND 135 WILL EXPERIENCE VERY STRONG AND ERRATIC CROSS WINDS AT TIMES. THESE WINDS WILL SEVERELY IMPACT LIGHTWEIGHT AND HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WYOROAD.INFO. && $$
462 WWUS75 KRIW 231154 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 554 AM MDT TUE OCT 23 2012 WYZ019-231300- /O.CAN.KRIW.HW.W.0028.000000T0000Z-121023T1500Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 554 AM MDT TUE OCT 23 2012 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE HIGH WIND WARNING. THE THREAT FOR HIGH WINDS HAS PASSED...HIGH WINDS ARE NO LONGER EXPECTED THIS MORNING. $$ AEM
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 22, 2:30 AM MDT | Winter Weather Advisory | RIW | Fremont, Lincoln, Sublette, Teton | 34 hr |
| Oct 22, 4:18 PM MDT | Special Weather Statement | RIW | 27 min | |
| Oct 22, 4:40 PM MDT | Special Weather Statement | RIW | 35 min |
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.