Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 44, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Nov 29, 2021, 1:40 PM MST for Albany County, Carbon County, Wyoming. It took effect at Nov 30, 2021, 2:00 PM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Nov 29, 2021, 1:40 PM MST (20:40 UTC)
- In effect from
- Nov 30, 2021, 2:00 PM MST
- Expired
- Nov 30, 2021, 3:49 AM MST
- In force
- 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 20:42 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.
The nearest sounding before it
Riverton, WY (KRIW), launched 12:00Z, 8.7 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
- 2573 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
396 WWUS75 KCYS 292040 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 140 PM MST Mon Nov 29 2021 WYZ110-301200- /O.NEW.KCYS.HW.A.0044.211130T2100Z-211201T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 140 PM MST Mon Nov 29 2021 ...HIGH WIND WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...From Tuesday afternoon through Wednesday morning. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ116-301000- /O.EXT.KCYS.HW.A.0043.211130T0300Z-211130T1000Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 140 PM MST Mon Nov 29 2021 ...HIGH WIND WATCH NOW IN EFFECT FROM 8 PM MST THIS EVENING THROUGH LATE TONIGHT... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...South Laramie Range including Vedauwoo and the I-80 Summit. * WHEN...From 8 PM MST this evening through late tonight. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ Brothers
2 follow-up statements
287 WWUS75 KCYS 300303 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 803 PM MST Mon Nov 29 2021 WYZ116-300415- /O.CAN.KCYS.HW.A.0043.000000T0000Z-211130T1000Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 803 PM MST Mon Nov 29 2021 ...HIGH WIND WATCH IS CANCELLED... Wind gusts up to 50 MPH are still possible late tonight. However, winds are generally expected to remain below warning criteria. $$ WYZ110-301200- /O.CON.KCYS.HW.A.0044.211130T2100Z-211201T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 803 PM MST Mon Nov 29 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From Tuesday afternoon through Wednesday morning. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ CLH
666 WWUS75 KCYS 301049 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 349 AM MST Tue Nov 30 2021 WYZ110-301900- /O.UPG.KCYS.HW.A.0044.211130T2100Z-211201T1800Z/ /O.NEW.KCYS.HW.W.0051.211130T1800Z-211201T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 349 AM MST Tue Nov 30 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 AM THIS MORNING TO 11 AM MST WEDNESDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From 11 AM this morning to 11 AM MST Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ106-301900- /O.NEW.KCYS.HW.W.0051.211201T0800Z-211201T1800Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 349 AM MST Tue Nov 30 2021 ...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 11 AM MST WEDNESDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Central Laramie Range and Southwest Platte County including Bordeaux along Interstate 25 between Chugwater and Wheatland. * WHEN...From 1 AM to 11 AM MST Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ MN
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 29, 3:15 AM MST | High Wind Watch | CYS | Albany, Laramie | 17 hr |
Nearby
High Wind Watches in Wyoming, 2021Every high wind watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.