Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 22, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Mar 20, 2021, 10:58 AM MDT for Albany County, Carbon County, Wyoming. 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
- Mar 20, 2021, 10:58 AM MDT (16:58 UTC)
- Expired
- Mar 20, 2021, 10:31 PM MDT
- In force
- 12 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 17:02 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 |
|---|---|---|---|
| Mar 20, 11:06 AM MDT | HIGH SUST WINDS 43 | 7 Nw Elk Mountain, WY | WYDOT SENSOR AT HALLECK RIDGE. SUSTAINED WINDS OVER 40 MPH FOR OVER AN HOUR. PEAK GUST OF 52 MPH. |
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, 5.0 hours before the alert went out and 230 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
- 2103 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
974 WWUS75 KCYS 201658 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1058 AM MDT Sat Mar 20 2021 WYZ110-210300- /O.UPG.KCYS.HW.A.0015.000000T0000Z-210321T0600Z/ /O.NEW.KCYS.HW.W.0022.210320T1700Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1058 AM MDT Sat Mar 20 2021 ...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect until midnight MDT tonight. The High Wind Watch is no longer in effect. * WHAT...Southwest winds 35 to 45 mph with gusts of 55 to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until midnight tonight. * Impacts...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. 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 or travel difficulty for high profile and light weight vehicles. && $$
2 follow-up statements
049 WWUS75 KCYS 201953 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 153 PM MDT Sat Mar 20 2021 WYZ110-210600- /O.CON.KCYS.HW.W.0022.000000T0000Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 153 PM MDT Sat Mar 20 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Southwest winds 35 to 45 mph with gusts of 55 to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until midnight tonight. * Impacts...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage or travel difficulty for high profile and light weight vehicles. && $$
751 WWUS75 KCYS 210431 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1031 PM MDT Sat Mar 20 2021 WYZ110-210545- /O.CAN.KCYS.HW.W.0022.000000T0000Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1031 PM MDT Sat Mar 20 2021 ...HIGH WIND WARNING IS CANCELLED... Winds have remained below critical levels this evening and are no longer expected to reach warning levels. Therefore...the High Wind Warning has been cancelled early. Expect wind gusts around the Arlington area to gust near 45 mph through the overnight hours. $$
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.