Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 37, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Nov 18, 2021, 1:06 AM MST for Albany County, Laramie County, Wyoming. It took effect at Nov 18, 2021, 9:00 PM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Nov 18, 2021, 1:06 AM MST (08:06 UTC)
- In effect from
- Nov 18, 2021, 9:00 PM MST
- Expired
- Nov 18, 2021, 8:36 PM MST
- In force
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 50 km from the middle of the area, began a volume at 08:07 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
Denver, CO (KDNR), launched 00:00Z, 8.1 hours before the alert went out and 245 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
- 1722 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 481 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
328 WWUS75 KCYS 180806 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 106 AM MST Thu Nov 18 2021 WYZ106-110-190000- /O.UPG.KCYS.HW.A.0036.211119T0000Z-211119T2100Z/ /O.NEW.KCYS.HW.W.0044.211119T0000Z-211119T2100Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 106 AM MST Thu Nov 18 2021 ...HIGH WIND WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 2 PM MST FRIDAY... * WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected. * WHERE...Central Laramie Range and Southwest Platte County and North Snowy Range Foothills. * WHEN...From 5 PM this afternoon to 2 PM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 240 and 290 along Interstate 80, and mile markers 60 and 80 along Interstate 25. 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. && $$ WYZ116-117-190000- /O.NEW.KCYS.HW.A.0037.211119T0400Z-211119T1600Z/ South Laramie Range-South Laramie Range Foothills- Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 106 AM MST Thu Nov 18 2021 ...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 70 mph possible. * WHERE...South Laramie Range and South Laramie Range Foothills. * WHEN...From this evening through Friday morning. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 320 and 355 along Interstate 80. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
2 follow-up statements
606 WWUS75 KCYS 182033 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 133 PM MST Thu Nov 18 2021 WYZ116-190445- /O.UPG.KCYS.HW.A.0037.211119T0400Z-211119T1600Z/ /O.EXB.KCYS.HW.W.0044.211119T0400Z-211119T2100Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 133 PM MST Thu Nov 18 2021 ...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 2 PM MST FRIDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...South Laramie Range. * WHEN...From 9 PM this evening to 2 PM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 320 and 355 along Interstate 80. 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. && $$ WYZ106-110-190445- /O.CON.KCYS.HW.W.0044.211119T0000Z-211119T2100Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 133 PM MST Thu Nov 18 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 2 PM MST FRIDAY... * WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected. * WHERE...Central Laramie Range and Southwest Platte County and North Snowy Range Foothills. * WHEN...From 5 PM this afternoon to 2 PM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 240 and 290 along Interstate 80, and mile markers 60 and 80 along Interstate 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ117-190445- /O.CON.KCYS.HW.A.0037.211119T0400Z-211119T1600Z/ South Laramie Range Foothills- Including the cities of Whitaker, Federal, and Horse Creek 133 PM MST Thu Nov 18 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM 9 PM MST THIS EVENING THROUGH FRIDAY MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...South Laramie Range and South Laramie Range Foothills. * WHEN...From this evening through Friday morning. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 320 and 355 along Interstate 80. 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. && $$
198 WWUS75 KCYS 190336 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 836 PM MST Thu Nov 18 2021 WYZ117-190445- /O.CAN.KCYS.HW.A.0037.211119T0400Z-211119T1600Z/ South Laramie Range Foothills- Including the cities of Whitaker, Federal, and Horse Creek 836 PM MST Thu Nov 18 2021 ...HIGH WIND WATCH IS CANCELLED... Strong winds with gusts to 50 MPH are possible overnight into early Friday morning along the Foothills of the South Laramie Range. However, these winds are expected to remain below high wind criteria. Therefore, the watch was cancelled. $$ WYZ107-191200- /O.EXB.KCYS.HW.W.0044.211119T0336Z-211119T1500Z/ East Platte County- Including the cities of Wheatland and Guernsey 836 PM MST Thu Nov 18 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 8 AM MST FRIDAY... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph. * WHERE...East Platte County including Interstate 25 between Wheatland and Glendo. * WHEN...Until 8 AM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 85 and 110 along Interstate 25. 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. && $$ WYZ106-110-191200- /O.CON.KCYS.HW.W.0044.000000T0000Z-211119T2100Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 836 PM MST Thu Nov 18 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM MST FRIDAY... * WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected. * WHERE...Central Laramie Range and Southwest Platte County and North Snowy Range Foothills including Interstate 25 near Bordeaux and Interstate 80 near Arlington. * WHEN...From 5 PM this afternoon to 2 PM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 240 and 290 along Interstate 80, and mile markers 60 and 80 along Interstate 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ116-191200- /O.CON.KCYS.HW.W.0044.211119T0400Z-211119T2100Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 836 PM MST Thu Nov 18 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM MST FRIDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...South Laramie Range including Interstate 80 near Vedauwoo. * WHEN...From 9 PM this evening to 2 PM MST Friday. * IMPACTS...Mainly to transportation. Strong cross winds are extremely dangerous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs and these areas, especially between mile markers 320 and 355 along Interstate 80. 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. && $$ Brothers
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 1:06 AM MST | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 47 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.