Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 20, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Mar 1, 2021, 1:05 PM MST for 4 counties in Wyoming. It took effect at Mar 1, 2021, 8:00 PM MST. It was in force for 17 hr. 3 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
- Mar 1, 2021, 1:05 PM MST (20:05 UTC)
- In effect from
- Mar 1, 2021, 8:00 PM MST
- Expired
- Mar 2, 2021, 1:00 PM MST
- In force
- 17 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 20:09 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 1, 10:18 PM MST | HIGH SUST WINDS 40 | 1 Sse Bordeaux, WY | MESONET STATION KBRX 1.4 S BORDEAUX (WYDOT). |
| Mar 2, 8:40 AM MST | HIGH SUST WINDS 40 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Mar 2, 9:24 AM MST | NON-TSTM WND GST 59 | 1 Sse Bordeaux, WY | MESONET STATION KBRX BORDEAUX ALONG INTERSTATE 25 (WYDOT). |
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, 8.1 hours before the alert went out and 278 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
- 1677 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 135 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
666 WWUS75 KCYS 012005 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 105 PM MST Mon Mar 1 2021 WYZ106-110-021200- /O.NEW.KCYS.HW.W.0020.210302T0300Z-210302T1800Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 105 PM MST Mon Mar 1 2021 ...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST TUESDAY... * WHAT...Sustained west winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins, Bordeaux along Interstate 25 between Chugwater and Wheatland. * WHEN...From 8 PM this evening to 11 AM MST Tuesday. * 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. Patchy blowing and drifting snow will create slick spots on area roadways. 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. && $$
3 follow-up statements
759 WWUS75 KCYS 020932 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 232 AM MST Tue Mar 2 2021 WYZ106-110-021800- /O.CON.KCYS.HW.W.0020.000000T0000Z-210302T1800Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 232 AM MST Tue Mar 2 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Sustained west winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins, Bordeaux along Interstate 25 between Chugwater and Wheatland. * WHEN...From 8 PM this evening to 11 AM MST Tuesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. Patchy blowing and drifting snow will create slick spots on area roadways. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WM
692 WWUS75 KCYS 021754 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1054 AM MST Tue Mar 2 2021 WYZ106-110-022000- /O.EXT.KCYS.HW.W.0020.000000T0000Z-210302T2000Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 1054 AM MST Tue Mar 2 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 1 PM MST THIS AFTERNOON... * WHAT...Sustained west winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins, Bordeaux along Interstate 25 between Chugwater and Wheatland. * WHEN...Until 1 PM MST this afternoon. * 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. Patchy blowing and drifting snow will create slick spots on area roadways. 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. && $$
491 WWUS75 KCYS 021949 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1249 PM MST Tue Mar 2 2021 WYZ106-110-022100- /O.EXP.KCYS.HW.W.0020.000000T0000Z-210302T2000Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 1249 PM MST Tue Mar 2 2021 ...HIGH WIND WARNING WILL EXPIRE AT 1 PM MST THIS AFTERNOON... Sustained wind speeds have slowly decreased during the past hour to 30 to 35 mph with brief gusts to 50 mph. Winds will continue to diminish through the remainder of the afternoon. Therefore, the High Wind Warning will be allowed to expire at 1 PM MST. $$
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.