Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 15, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Mar 19, 2021, 3:55 AM MDT for Albany County, Carbon County, Wyoming. It took effect at Mar 20, 2021, 6:00 AM MDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Mar 19, 2021, 3:55 AM MDT (09:55 UTC)
- In effect from
- Mar 20, 2021, 6:00 AM MDT
- Expired
- Mar 20, 2021, 10:58 AM MDT
- In force
- 5 hr
- 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 10:00 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 00:00Z, 9.9 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
- 2325 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
530 WWUS75 KCYS 190955 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY Issued by National Weather Service Riverton WY 355 AM MDT Fri Mar 19 2021 WYZ110-192200- /O.NEW.KCYS.HW.A.0015.210320T0500Z-210321T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 355 AM MDT Fri Mar 19 2021 ...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH SATURDAY AFTERNOON... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From 11 PM tonight through 6 PM Saturday. * 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be prepared and check the forecast and road conditions before you go! && $$
4 follow-up statements
161 WWUS75 KCYS 191954 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 154 PM MDT Fri Mar 19 2021 WYZ110-201200- /O.EXT.KCYS.HW.A.0015.210320T1200Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 154 PM MDT Fri Mar 19 2021 ...HIGH WIND WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From 11 PM tonight through 6 PM Saturday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$
096 WWUS75 KCYS 192004 CCA NPWCYS URGENT - WEATHER MESSAGE...CORRECTED National Weather Service Cheyenne WY 204 PM MDT Fri Mar 19 2021 WYZ110-201200- /O.COR.KCYS.HW.A.0015.210320T1200Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 204 PM MDT Fri Mar 19 2021 ...HIGH WIND WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From 6 AM Saturday Morning through late Saturday evening. * 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$
904 WWUS75 KCYS 201027 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 427 AM MDT Sat Mar 20 2021 WYZ110-202230- /O.CON.KCYS.HW.A.0015.210320T1200Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 427 AM MDT Sat Mar 20 2021 ...HIGH WIND WATCH REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts of 55 to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...From 6 AM Saturday Morning through late Saturday evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$
974 WWUS75 KCYS 201658 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1058 AM MDT Sat Mar 20 2021 WYZ110-210300- /O.UPG.KCYS.HW.A.0015.000000T0000Z-210321T0600Z/ /O.NEW.KCYS.HW.W.0022.210320T1700Z-210321T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1058 AM MDT Sat Mar 20 2021 ...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... The National Weather Service in Cheyenne has issued a High Wind Warning, which is in effect until midnight MDT tonight. The High Wind Watch is no longer in effect. * WHAT...Southwest winds 35 to 45 mph with gusts of 55 to 60 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until midnight tonight. * 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. 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 or travel difficulty for high profile and light weight vehicles. && $$
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.