Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 5, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Jan 18, 2021, 1:50 PM MST for 5 counties in Wyoming; Banner County, Cheyenne County, Kimball County, Nebraska. It took effect at Jan 19, 2021, 8:00 PM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 18, 2021, 1:50 PM MST (20:50 UTC)
- In effect from
- Jan 19, 2021, 8:00 PM MST
- Expired
- Jan 19, 2021, 11:23 AM MST
- In force
- Issued by
- NWS Cheyenne, WY
Counties Banner County, NE, Cheyenne County, NE, Kimball County, NE, Albany County, WY, Carbon County, WY, Goshen County, WY, Laramie County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 52 km from the middle of the area, began a volume at 20:55 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
Denver, CO (KDNR), launched 12:00Z, 8.8 hours before the alert went out and 226 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
- 1048 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- -256 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
811 WWUS75 KCYS 182050 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY Issued by National Weather Service Riverton WY 150 PM MST Mon Jan 18 2021 WYZ106-110-116-117-191400- /O.NEW.KCYS.HW.W.0008.210120T0000Z-210121T1800Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- South Laramie Range Foothills- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 150 PM MST Mon Jan 18 2021 ...HIGH WIND WARNING IN EFFECT FROM 5 PM TUESDAY TO 11 AM MST THURSDAY... * WHAT...West winds 35 to 45 mph with gusts of 60 to 70 mph. Local wind gusts of 70 to 80 mph possible. * WHERE...Central Laramie Range and Southwest Platte County, North Snowy Range Foothills, South Laramie Range and South Laramie Range Foothills Counties. This includes portions of both I-80 and I-25. * WHEN...From 5 PM Tuesday to 11 AM MST Thursday. * 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. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. 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. && $$ WYZ104-105-109-115-191400- /O.NEW.KCYS.HW.A.0005.210120T0300Z-210121T1200Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Laramie Valley- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Bosler, and Laramie 150 PM MST Mon Jan 18 2021 ...HIGH WIND WATCH IN EFFECT FROM TUESDAY EVENING THROUGH LATE WEDNESDAY NIGHT... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County and Laramie Valley Counties. * WHEN...From Tuesday evening through late Wednesday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Plan travel accordingly, especially for Wednesday. && $$ NEZ020-054-055-WYZ107-108-118-119-191400- /O.NEW.KCYS.HW.A.0005.210120T0600Z-210121T1800Z/ Banner County-Kimball County-Cheyenne-East Platte County- Goshen County-Central Laramie County-East Laramie County- Including the cities of Harrisburg, Kimball, Brownson, Sidney, Wheatland, Guernsey, Torrington, Cheyenne, and Pine Bluffs 150 PM MST Mon Jan 18 2021 ...HIGH WIND WATCH IN EFFECT FROM TUESDAY EVENING THROUGH THURSDAY MORNING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...In Wyoming, East Platte County, Goshen County, Central Laramie County and East Laramie County Counties. In Nebraska, Banner County, Kimball County and Cheyenne Counties. * WHEN...From Tuesday evening through Thursday morning. * 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. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Plan travel accordingly, especially for Wednesday. && $$
2 follow-up statements
325 WWUS75 KCYS 190624 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY Issued by National Weather Service Riverton WY 1124 PM MST Mon Jan 18 2021 WYZ106-110-116-117-200030- /O.CON.KCYS.HW.W.0008.210120T0000Z-210121T1800Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- South Laramie Range Foothills- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 1124 PM MST Mon Jan 18 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM TUESDAY TO 11 AM MST THURSDAY... * WHAT...West winds 35 to 45 mph with gusts of 60 to 70 mph. Local wind gusts of 70 to 80 mph possible. * WHERE...Central Laramie Range and Southwest Platte County, North Snowy Range Foothills, South Laramie Range and South Laramie Range Foothills Counties. This includes portions of both I-80 and I-25. * WHEN...From 5 PM Today to 11 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ104-105-109-115-200030- /O.CON.KCYS.HW.A.0005.210120T0300Z-210121T1200Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Laramie Valley- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Bosler, and Laramie 1124 PM MST Mon Jan 18 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH LATE WEDNESDAY NIGHT... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County and Laramie Valley Counties. * WHEN...From Tuesday evening through late Wednesday night. * 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. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Plan travel accordingly, especially for Wednesday. && $$ NEZ020-054-055-WYZ107-108-118-119-200030- /O.CON.KCYS.HW.A.0005.210120T0600Z-210121T1800Z/ Banner County-Kimball County-Cheyenne-East Platte County- Goshen County-Central Laramie County-East Laramie County- Including the cities of Harrisburg, Kimball, Brownson, Sidney, Wheatland, Guernsey, Torrington, Cheyenne, and Pine Bluffs 1124 PM MST Mon Jan 18 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH THURSDAY MORNING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...In Wyoming, East Platte County, Goshen County, Central Laramie County and East Laramie County Counties. In Nebraska, Banner County, Kimball County and Cheyenne Counties. * WHEN...From Tuesday evening through Thursday morning. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Plan travel accordingly, especially for Wednesday. && $$
916 WWUS75 KCYS 191823 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY Issued by National Weather Service Riverton WY 1123 AM MST Tue Jan 19 2021 NEZ020-054-055-191930- /O.CAN.KCYS.HW.A.0005.210120T0600Z-210121T1800Z/ Banner County-Kimball County-Cheyenne- Including the cities of Harrisburg, Kimball, Brownson, and Sidney 1123 AM MST Tue Jan 19 2021 ...HIGH WIND WATCH IS CANCELLED... The high wind watch for southwest Nebraska has been cancelled for Wednesday into early Thursday. West winds of 20 to 25 mph and gusts around 40 mph are still expected Wednesday afternoon into early Wednesday evening. $$ WYZ104-105-109-115-200230- /O.UPG.KCYS.HW.A.0005.210120T0300Z-210121T1200Z/ /O.EXB.KCYS.HW.W.0008.210120T0300Z-210121T1200Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Laramie Valley- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Bosler, and Laramie 1123 AM MST Tue Jan 19 2021 ...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 AM MST THURSDAY... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Interstate 80 corridor between Rawlins and Elk Mountain, the Laramie Valley including the city of Laramie, the Ferris/Seminoe/Shirley Mountains and Shirley Basin. * WHEN...From 8 PM this evening to 5 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday into Wednesday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WYZ107-108-118-119-200230- /O.UPG.KCYS.HW.A.0005.210120T0600Z-210121T1800Z/ /O.EXB.KCYS.HW.W.0008.210120T0600Z-210121T1800Z/ East Platte County-Goshen County-Central Laramie County- East Laramie County- Including the cities of Wheatland, Guernsey, Torrington, Cheyenne, and Pine Bluffs 1123 AM MST Tue Jan 19 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST THURSDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Central Laramie County including the city of Cheyenne, the Interstate 80 corridor between Cheyenne and Pine Bluffs, East Platte County including the cities of Wheatland and Guernsey, and Goshen County including the city of Torrington. * WHEN...From 11 PM this evening to 11 AM MST Thursday. * 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. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday into Wednesday evening. 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. 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. && $$ WYZ106-110-116-117-200230- /O.CON.KCYS.HW.W.0008.210120T0000Z-210121T1800Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills-South Laramie Range- South Laramie Range Foothills- Including the cities of Bordeaux, Arlington, Elk Mountain, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 1123 AM MST Tue Jan 19 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST THURSDAY... * WHAT...West winds 35 to 45 mph with gusts of 60 to 70 mph. Local wind gusts of 70 to 80 mph possible. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins, Bordeaux along Interstate 25 between Chugwater and Wheatland, South Laramie Range and adjacent foothills including Interstate 80 between Laramie and Cheyenne, Interstate 25 near Wyoming Hill and Whitaker. * WHEN...From 5 PM Today to 11 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. * ADDITIONAL DETAILS...The strongest wind gusts are likely to occur during the daylight hours Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ McDonald
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 18, 1:50 PM MST | High Wind Warning | CYS | Albany, Carbon, Goshen, Laramie, Platte | 67 hr |
Nearby
High Wind Watches in Wyoming, 2021High Wind Watches in Nebraska, 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.