Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 19, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Apr 25, 2021, 1:49 PM MDT for Albany County, Carbon County, Wyoming. It took effect at Apr 26, 2021, 10:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 25, 2021, 1:49 PM MDT (19:49 UTC)
- In effect from
- Apr 26, 2021, 10:00 AM MDT
- Expired
- Apr 26, 2021, 2:25 AM MDT
- 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 19:55 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, 7.8 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
- 1981 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
279 WWUS75 KCYS 251949 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 149 PM MDT Sun Apr 25 2021 WYZ110-261200- /O.CON.KCYS.HW.W.0025.210425T2100Z-210427T0300Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 149 PM MDT Sun Apr 25 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills. * WHEN...Through 9 PM MDT Monday. There may be a brief lull in winds for a short time tonight...but are expected to pick up again early Monday morning. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers face a high risk of blow off or blow over. 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. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WYZ104-105-109-111-261200- /O.NEW.KCYS.HW.A.0019.210426T1600Z-210427T0000Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Southwest Carbon County- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, and Baggs 149 PM MDT Sun Apr 25 2021 ...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County and Southwest Carbon County. * WHEN...From Monday morning through Monday afternoon. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers may face a high risk of blow off or blow over. Travel may be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
2 follow-up statements
561 WWUS75 KCYS 260247 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 847 PM MDT Sun Apr 25 2021 WYZ110-261200- /O.CON.KCYS.HW.W.0025.000000T0000Z-210427T0300Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 847 PM MDT Sun Apr 25 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Through 9 PM MDT Monday. There may be a brief lull in winds for a short time tonight...but are expected to pick up again early Monday morning. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers face a high risk of blow off or blow over. Travel will be difficult, especially for high profile vehicles. 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. && $$ WYZ113-115-261200- /O.EXA.KCYS.HW.A.0019.210426T1600Z-210427T0000Z/ Upper North Platte River Basin-Laramie Valley- Including the cities of Saratoga, Encampment, Laramie, and Bosler 847 PM MDT Sun Apr 25 2021 ...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph possible. * WHERE...Lower elevations west of the Laramie Range including much of Carbon and Albany counties. * WHEN...10 AM MDT until 6 PM MDT Monday. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers may face a high risk of blow off or blow over. Travel may be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ104-105-109-111-261200- /O.CON.KCYS.HW.A.0019.210426T1600Z-210427T0000Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Southwest Carbon County- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, and Baggs 847 PM MDT Sun Apr 25 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph possible. * WHERE...Lower elevations west of the Laramie Range including much of Carbon and Albany counties. * WHEN...10 AM MDT until 6 PM MDT Monday. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers may face a high risk of blow off or blow over. Travel may be difficult, especially for high profile vehicles. 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. && $$ CLH
742 WWUS75 KCYS 260825 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 225 AM MDT Mon Apr 26 2021 WYZ104-105-109-111-113-115-270000- /O.UPG.KCYS.HW.A.0019.210426T1600Z-210427T0000Z/ /O.EXB.KCYS.HW.W.0025.210426T1600Z-210427T0000Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin-Laramie Valley- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Baggs, Saratoga, Encampment, Laramie, and Bosler 225 AM MDT Mon Apr 26 2021 ...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM MDT THIS EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Ferris, Seminoe, and Shirley Mountains, Shirley Basin, Central Carbon County, Southwest Carbon County, Upper North Platte River Basin and Laramie Valley. This includes Encampment, Laramie, Rawlins, Saratoga, and Shirley Basin. * WHEN...From 10 AM this morning to 6 PM MDT this evening. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers may face a high risk of blow off or blow over. Travel may be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ110-270000- /O.CON.KCYS.HW.W.0025.000000T0000Z-210427T0300Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 225 AM MDT Mon Apr 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Through 9 PM MDT Monday. * IMPACTS...Mainly to transportation. Light weight and high profile vehicles such as empty tractor trailers and those towing camper trailers face a high risk of blow off or blow over. Travel will be difficult, especially for high profile vehicles. 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. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 10:18 AM MDT | High Wind Warning | CYS | Albany, Carbon | 35 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.