Alert archive / Wyoming / High Wind Watches in 2021
High Wind Watch 25, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Oct 26, 2021, 2:15 PM MDT for Albany County, Carbon County, Laramie County, Wyoming. It took effect at Oct 27, 2021, 4:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 26, 2021, 2:15 PM MDT (20:15 UTC)
- In effect from
- Oct 27, 2021, 4:00 AM MDT
- Expired
- Oct 27, 2021, 12:48 AM MDT
- In force
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 93 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 274 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
- 1205 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
086 WWUS75 KCYS 262015 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 215 PM MDT Tue Oct 26 2021 WYZ110-270600- /O.NEW.KCYS.HW.A.0025.211027T1000Z-211028T1200Z/ /O.CON.KCYS.HW.W.0035.000000T0000Z-211027T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 215 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... ...HIGH WIND WATCH IN EFFECT FROM EARLY WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * WHAT...For the High Wind Warning, west winds 25 to 35 mph with gusts up to 60 mph. For the High Wind Watch, west winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...North Snowy Range Foothills including Interstate 80 near Arlington and Elk Mountain. * WHEN...For the High Wind Warning, until 6 PM MDT this evening. For the High Wind Watch, from early Wednesday morning 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. 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. && $$ WYZ116-270600- /O.NEW.KCYS.HW.A.0025.211027T1000Z-211028T1200Z/ /O.CON.KCYS.HW.W.0036.000000T0000Z-211027T0000Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 215 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... ...HIGH WIND WATCH IN EFFECT FROM EARLY WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * WHAT...For the High Wind Warning, northwest winds 25 to 35 mph with gusts up to 60 mph. For the High Wind Watch, west winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...South Laramie Range including Vedauwoo and the I-80 Summit. * WHEN...For the High Wind Warning, until 6 PM MDT this evening. For the High Wind Watch, from early Wednesday morning through late Wednesday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ NEZ020-021-054-055-270600- /O.CON.KCYS.HW.W.0035.211026T2300Z-211027T0900Z/ Banner County-Morrill County-Kimball County-Cheyenne County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson 215 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM MDT WEDNESDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Banner County, Morrill County, Kimball County and Cheyenne County including portions of Interstate 80. * WHEN...From 5 PM this afternoon to 3 AM MDT 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... 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. && $$ WYZ106-117-270000- /O.CON.KCYS.HW.W.0036.000000T0000Z-211027T0000Z/ Central Laramie Range and Southwest Platte County- South Laramie Range Foothills- Including the cities of Bordeaux, Whitaker, Federal, and Horse Creek 215 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 60 mph. * WHERE...South Laramie Range Foothills including Interstate 80 west of Cheyenne and Central Laramie Range including Interstate 25 between Chugwater and Wheatland. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ Brothers
2 follow-up statements
410 WWUS75 KCYS 262337 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 537 PM MDT Tue Oct 26 2021 WYZ110-271200- /O.EXP.KCYS.HW.W.0035.000000T0000Z-211027T0000Z/ /O.CON.KCYS.HW.A.0025.211027T1000Z-211028T1200Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 537 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING... ...HIGH WIND WATCH REMAINS IN EFFECT FROM 4 AM MDT WEDNESDAY THROUGH LATE WEDNESDAY NIGHT... * WHAT...For Wednesday, west winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...North Snowy Range Foothills including Interstate 80 near Arlington and Elk Mountain. * WHEN...From early Wednesday morning 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. 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. && $$ WYZ116-271200- /O.EXP.KCYS.HW.W.0036.000000T0000Z-211027T0000Z/ /O.CON.KCYS.HW.A.0025.211027T1000Z-211028T1200Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 537 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING... ...HIGH WIND WATCH REMAINS IN EFFECT FROM 4 AM MDT WEDNESDAY THROUGH LATE WEDNESDAY NIGHT... * WHAT...For Wednesday, west winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...South Laramie Range including Vedauwoo and the I- 80 Summit. * WHEN...From early Wednesday morning through late Wednesday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$ WYZ106-117-270045- /O.EXP.KCYS.HW.W.0036.000000T0000Z-211027T0000Z/ Central Laramie Range and Southwest Platte County- South Laramie Range Foothills- Including the cities of Bordeaux, Whitaker, Federal, and Horse Creek 537 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING... Isolated strong gusty winds will continue to diminish this evening, especially after sunset. Breezy conditions are expected through the night with gusts up to 40 mph possible. Winds will likely trend higher by Wednesday afternoon, but are expected to remain below High Wind criteria. $$ NEZ020-021-054-055-270900- /O.CON.KCYS.HW.W.0035.000000T0000Z-211027T0900Z/ Banner County-Morrill County-Kimball County-Cheyenne County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson 537 PM MDT Tue Oct 26 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM MDT WEDNESDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Banner County, Morrill County, Kimball County and Cheyenne County including portions of Interstate 80. * WHEN...From 5 PM this afternoon to 3 AM MDT Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
579 WWUS75 KCYS 270648 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1248 AM MDT Wed Oct 27 2021 WYZ110-116-272100- /O.UPG.KCYS.HW.A.0025.211027T1000Z-211028T1200Z/ /O.NEW.KCYS.HW.W.0037.211027T1000Z-211028T1200Z/ North Snowy Range Foothills-South Laramie Range- Including the cities of Arlington, Elk Mountain, Buford, Pumpkin Vine, and Vedauwoo 1248 AM MDT Wed Oct 27 2021 ...HIGH WIND WARNING IN EFFECT FROM 4 AM EARLY THIS MORNING TO 6 AM MDT THURSDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills and South Laramie Range. * WHEN...From 4 AM early this morning to 6 AM MDT Thursday. * 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... 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. && $$ NEZ020-021-054-055-270900- /O.CON.KCYS.HW.W.0035.000000T0000Z-211027T0900Z/ Banner County-Morrill County-Kimball County-Cheyenne County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson 1248 AM MDT Wed Oct 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM MDT EARLY THIS MORNING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Banner County, Morrill County, Kimball County and Cheyenne County including portions of Interstate 80. * WHEN...From 5 PM this afternoon to 3 AM MDT Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 26, 2:10 AM MDT | High Wind Watch | CYS | Goshen, Laramie | 10 hr |
| Oct 26, 2:10 AM MDT | High Wind Warning | CYS | Albany, Laramie, Platte | 16 hr |
| Oct 26, 8:07 AM MDT | Dense Fog Advisory | CYS | Albany, Goshen, Laramie, Niobrara, Platte | 113 min |
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.