Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 3, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Jan 13, 2021, 2:50 AM MST for 7 counties in Wyoming. It was in force for 38 hr. 14 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 13, 2021, 2:50 AM MST (09:50 UTC)
- Expired
- Jan 14, 2021, 5:00 PM MST
- In force
- 38 hr
- Issued by
- NWS Riverton, WY
Counties Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Natrona County, WY, Park County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 55 km from the middle of the area, began a volume at 09:48 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 13, 1:48 PM MST | NON-TSTM WND GST 62 | Lander, WY | |
| Jan 13, 2:21 PM MST | NON-TSTM WND GST 60 | Buffalo, WY | |
| Jan 13, 2:26 PM MST | NON-TSTM WND GST 63 | Lander, WY | |
| Jan 13, 4:15 PM MST | NON-TSTM WND GST 58 | Dubois, WY | |
| Jan 13, 5:14 PM MST | NON-TSTM WND GST 58 | 3 Nnw Buffalo, WY | ASOS STATION KBYG BUFFALO AIRPORT. |
| Jan 13, 5:15 PM MST | NON-TSTM WND GST 62 | Riverton, WY | |
| Jan 13, 5:28 PM MST | NON-TSTM WND GST 59 | Riverton, WY | |
| Jan 13, 5:38 PM MST | NON-TSTM WND GST 59 | Buffalo, WY | |
| Jan 13, 6:05 PM MST | NON-TSTM WND GST 71 | 3 Nnw Buffalo, WY | ASOS STATION KBYG BUFFALO AIRPORT. |
| Jan 13, 6:40 PM MST | NON-TSTM WND GST 65 | Riverton, WY | |
| Jan 13, 6:47 PM MST | NON-TSTM WND GST 68 | 5 Nw Riverton, WY | ASOS STATION KRIW RIVERTON AIRPORT. |
| Jan 13, 8:07 PM MST | NON-TSTM WND GST 68 | 5 Nw Riverton, WY | ASOS STATION KRIW RIVERTON AIRPORT. |
| Jan 14, 11:05 AM MST | NON-TSTM WND GST 63 | 3 Nnw Buffalo, WY | ASOS STATION KBYG BUFFALO AIRPORT. |
| Jan 14, 3:39 PM MST | NON-TSTM WND GST 62 | 3 Nnw Buffalo, WY | ASOS STATION KBYG BUFFALO AIRPORT. |
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, 9.8 hours before the alert went out and 52 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
- 2697 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 212 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
670 WWUS75 KRIW 130950 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 250 AM MST Wed Jan 13 2021 WYZ019-020-140600- /O.UPG.KRIW.HW.A.0003.210113T1200Z-210114T0600Z/ /O.NEW.KRIW.HW.W.0003.210113T0950Z-210114T0600Z/ Green Mountains and Rattlesnake Range- Natrona County Lower Elevations- Including the cities of Jeffrey City and Casper 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts 55 to 65 mph. * WHERE...Green Mountains and Rattlesnake Range and Natrona County Lower Elevations. * WHEN...Until 11 PM MST this evening. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstate 25. * ADDITIONAL DETAILS...Winds are likely to shift to the north late Wednesday evening and could bring some brief snow showers to Natrona County. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ016-017-140600- /O.UPG.KRIW.HW.A.0003.210113T1800Z-210114T0600Z/ /O.NEW.KRIW.HW.W.0003.210113T1800Z-210114T0900Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 AM THIS MORNING TO 2 AM MST THURSDAY... * WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...Upper Wind River Basin and Wind River Basin. * WHEN...From 11 AM this morning to 2 AM MST Thursday. * IMPACTS...Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Snow showers are also possible over the Dubois area. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ004-140600- /O.UPG.KRIW.HW.A.0003.210113T2200Z-210114T0600Z/ /O.NEW.KRIW.HW.W.0003.210113T2200Z-210114T0600Z/ North Big Horn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 11 PM MST THIS EVENING... * WHAT...Northwest winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...North Big Horn Basin. * WHEN...From 3 PM this afternoon to 11 PM MST this evening. * IMPACTS...Travel will be difficult, especially for light and high profile vehicles. * ADDITIONAL DETAILS...Snow showers are also possible Wednesday evening, especially near the mountains.. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ011-140600- /O.UPG.KRIW.HW.A.0003.210114T0000Z-210114T1800Z/ /O.NEW.KRIW.HW.W.0003.210113T2200Z-210114T0600Z/ Southeast Johnson County- Including the city of Kaycee 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 11 PM MST THIS EVENING... * WHAT...Northwest winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...Southeast Johnson County. * WHEN...From 3 PM this afternoon to 11 PM MST this evening. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstate 25. * ADDITIONAL DETAILS...The cold front will also bring some snow to the area to create hazardous travel conditions with slick roads and poor visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ002-003-140600- /O.UPG.KRIW.HW.A.0003.210113T1200Z-210114T0600Z/ /O.NEW.KRIW.HW.W.0003.210113T0950Z-210114T0600Z/ Absaroka Mountains-Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts 55 to 65 mph. * WHERE...Absaroka Mountains and Cody Foothills. * WHEN...Until 11 PM MST this evening. * IMPACTS...Travel will be difficult, especially for light and high profile vehicles. * ADDITIONAL DETAILS...A cold front will push through the area late Wednesday afternoon, shifting the winds to the northwest and bring some snow showers as well. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ010-140600- /O.UPG.KRIW.HW.A.0003.210114T0000Z-210114T1800Z/ /O.NEW.KRIW.HW.W.0003.210113T2200Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 250 AM MST Wed Jan 13 2021 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 PM MST THURSDAY... * WHAT...Northwest winds 35 to 45 mph with gusts 60 to 70 mph. * WHERE...Northeast Johnson County. * WHEN...From 3 PM this afternoon to 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstates 25 and 90. * ADDITIONAL DETAILS...The cold front will also bring some snow to the area to create hazardous travel conditions with slick roads and poor visibility Wednesday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/riw
5 follow-up statements
489 WWUS75 KRIW 131954 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 1254 PM MST Wed Jan 13 2021 WYZ016-017-140600- /O.CON.KRIW.HW.W.0003.000000T0000Z-210114T0900Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 1254 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM MST THURSDAY... * WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...Upper Wind River Basin and Wind River Basin. * WHEN...From 11 AM this morning to 2 AM MST Thursday. * IMPACTS...Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Snow showers are also possible over the Dubois area. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ019-020-140600- /O.CON.KRIW.HW.W.0003.000000T0000Z-210114T0600Z/ Green Mountains and Rattlesnake Range- Natrona County Lower Elevations- Including the cities of Jeffrey City and Casper 1254 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts 55 to 65 mph. * WHERE...Green Mountains and Rattlesnake Range and Natrona County Lower Elevations. * WHEN...Until 11 PM MST this evening. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstate 25 as well as Outer Drive. * ADDITIONAL DETAILS...Winds are likely to shift to the north late Wednesday evening and could bring some brief snow showers to Natrona County. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ004-011-140600- /O.CON.KRIW.HW.W.0003.210113T2200Z-210114T0600Z/ North Big Horn Basin-Southeast Johnson County- Including the cities of Basin, Greybull, Lovell, Powell, Shell, and Kaycee 1254 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Northwest winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...North Big Horn Basin. * WHEN...From 3 PM this afternoon to 11 PM MST this evening. * IMPACTS...Travel will be difficult, especially for light and high profile vehicles. * ADDITIONAL DETAILS...Snow showers are also possible Wednesday evening, especially near the mountains. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ010-140600- /O.CON.KRIW.HW.W.0003.210113T2200Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 1254 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Northwest winds 35 to 45 mph with gusts 60 to 70 mph. * WHERE...Northeast Johnson County. * WHEN...From 3 PM this afternoon to 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstates 25 and 90. * ADDITIONAL DETAILS...The cold front will also bring some snow to the area to create hazardous travel conditions with slick roads and poor visibility Wednesday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ002-003-140600- /O.CON.KRIW.HW.W.0003.000000T0000Z-210114T0600Z/ Absaroka Mountains-Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 1254 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...West winds 35 to 45 mph with gusts 55 to 65 mph. * WHERE...Absaroka Mountains and Cody Foothills. * WHEN...Until 11 PM MST this evening. * IMPACTS...Travel will be difficult, especially for light and high profile vehicles. * ADDITIONAL DETAILS...A cold front will push through the area late Wednesday afternoon, shifting the winds to the northwest and bring some snow showers as well. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/riw
660 WWUS75 KRIW 140546 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 1046 PM MST Wed Jan 13 2021 WYZ019-020-140700- /O.EXP.KRIW.HW.W.0003.000000T0000Z-210114T0600Z/ Green Mountains and Rattlesnake Range- Natrona County Lower Elevations- Including the cities of Jeffrey City and Casper 1046 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... Gusty winds will continue tonight, but high winds have ended across the area. $$ WYZ004-011-140700- /O.EXP.KRIW.HW.W.0003.000000T0000Z-210114T0600Z/ North Big Horn Basin-Southeast Johnson County- Including the cities of Basin, Greybull, Lovell, Powell, Shell, and Kaycee 1046 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... Gusty winds will continue tonight, but high winds have ended across the area. $$ WYZ002-003-140700- /O.EXP.KRIW.HW.W.0003.000000T0000Z-210114T0600Z/ Absaroka Mountains-Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 1046 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... Gusty winds will continue tonight, but high winds have ended across the area. $$ WYZ016-017-140900- /O.CON.KRIW.HW.W.0003.000000T0000Z-210114T0900Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 1046 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 AM MST THURSDAY... * WHAT...West winds 30 to 40 mph with gusts 50 to 60 mph. * WHERE...Upper Wind River Basin and Wind River Basin. * WHEN...Until 2 AM MST Thursday. * IMPACTS...Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ WYZ010-141400- /O.CON.KRIW.HW.W.0003.000000T0000Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 1046 PM MST Wed Jan 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Northwest winds 35 to 45 mph with gusts 60 to 70 mph. * WHERE...Northeast Johnson County. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstates 25 and 90. * ADDITIONAL DETAILS...The cold front brought some snow to the area. Hazardous travel conditions, with slick roads and poor visibility, will be possible Wednesday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/riw
122 WWUS75 KRIW 140843 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 143 AM MST Thu Jan 14 2021 WYZ016-017-140945- /O.EXP.KRIW.HW.W.0003.000000T0000Z-210114T0900Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 143 AM MST Thu Jan 14 2021 ...HIGH WIND WARNING WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... Winds have dropped below high wind criteria across the Wind River Basin, but gusty winds will continue through the rest of the night and into tomorrow morning. $$ WYZ010-150000- /O.CON.KRIW.HW.W.0003.000000T0000Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 143 AM MST Thu Jan 14 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Northwest winds 35 to 45 mph with gusts 60 to 70 mph. * WHERE...Northeast Johnson County. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstates 25 and 90. * ADDITIONAL DETAILS...The cold front brought some snow to the area. Hazardous travel conditions, with slick roads and poor visibility, will be continue to be possible Wednesday night with improving conditions Thursday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/riw
761 WWUS75 KRIW 141926 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 1226 PM MST Thu Jan 14 2021 WYZ010-150000- /O.CON.KRIW.HW.W.0003.000000T0000Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 1226 PM MST Thu Jan 14 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Northwest winds 35 to 45 mph with gusts 60 to 70 mph. * WHERE...Northeast Johnson County. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Enhanced blow over risk for light and high profile vehicles including along Interstates 25 and 90. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/riw
542 WWUS75 KRIW 142340 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 440 PM MST Thu Jan 14 2021 WYZ010-150045- /O.EXP.KRIW.HW.W.0003.000000T0000Z-210115T0000Z/ Northeast Johnson County- Including the city of Buffalo 440 PM MST Thu Jan 14 2021 ...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... Gusty winds will continue through the overnight hours, however, high winds are not expected. An isolated gust over 60 mph may occur through 7pm, with gusts over 50 mph continuing through the next several hours. $$ For more information from the National Weather Service visit https://weather.gov/riw
Nearby
High Wind Warnings in Wyoming, 2021Every high wind warning in 2021
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.