Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 49, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Nov 27, 2021, 2:20 PM MST for Albany County, Carbon County, Wyoming. It took effect at Nov 28, 2021, 1:00 AM MST. It was in force for 17 hr. 11 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 27, 2021, 2:20 PM MST (21:20 UTC)
- In effect from
- Nov 28, 2021, 1:00 AM MST
- Expired
- Nov 28, 2021, 6:00 PM MST
- In force
- 17 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 21:22 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 28, 2:18 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | WIND SUSTAINED OVER 40 MPH FOR LAST HOUR. MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Nov 28, 3:10 AM MST | HIGH SUST WINDS 40 | 7 Nw Elk Mountain, WY | SUSTAINED 40 MPH FOR PREVIOUS HOUR (2:10-3:10AM). MESONET STATION WY18 HALLECK RIDGE (WYDOT). |
| Nov 28, 3:52 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | SUSTAINED 40 MPH FOR LAST HOUR. MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Nov 28, 4:10 AM MST | HIGH SUST WINDS 41 | 7 Nw Elk Mountain, WY | SUSTAINED 41 MPH PREVIOUS HOUR (3:10-4:10AM). MESONET STATION WY18 HALLECK RIDGE (WYDOT). |
| Nov 28, 4:20 AM MST | NON-TSTM WND GST 58 | 2 E Arlington, WY | MESONET STATION WY23 1.6 E ARLINGTON (WYDOT). |
| Nov 28, 4:24 AM MST | NON-TSTM WND GST 59 | 1 Nnw Arlington, WY | SUSTAINED 44 MPH PREVIOUS HOUR. MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Nov 28, 5:16 AM MST | NON-TSTM WND GST 58 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Nov 28, 5:26 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | SUSTAINED 45 MPH PREVIOUS HOUR. MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Nov 28, 5:50 AM MST | NON-TSTM WND GST 71 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Nov 28, 6:26 AM MST | NON-TSTM WND GST 65 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Nov 28, 6:40 AM MST | HIGH SUST WINDS 40 | 1 Nnw Arlington, WY | SUSTAINED 40 MPH PREVIOUS HOUR. MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Riverton, WY (KRIW), launched 12:00Z, 9.3 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
- 1960 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- -94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
629 WWUS75 KCYS 272120 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 220 PM MST Sat Nov 27 2021 WYZ110-281200- /O.UPG.KCYS.HW.A.0041.211128T0700Z-211129T0100Z/ /O.NEW.KCYS.HW.W.0049.211128T0800Z-211129T0100Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 220 PM MST Sat Nov 27 2021 ...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 6 PM MST SUNDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...From 1 AM to 6 PM MST Sunday. * 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... 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. && $$ Brothers
2 follow-up statements
426 WWUS75 KCYS 280923 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 223 AM MST Sun Nov 28 2021 WYZ110-282330- /O.CON.KCYS.HW.W.0049.000000T0000Z-211129T0100Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 223 AM MST Sun Nov 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 6 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WYZ106-282330- /O.NEW.KCYS.HW.A.0042.211129T0100Z-211129T1600Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 223 AM MST Sun Nov 28 2021 ...HIGH WIND WATCH IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Central Laramie Range and Southwest Platte County which includes Bordeaux. * WHEN...From this evening through Monday morning. * 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... 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. && $$
568 WWUS75 KCYS 282007 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 107 PM MST Sun Nov 28 2021 WYZ106-290600- /O.UPG.KCYS.HW.A.0042.211129T0100Z-211129T1600Z/ /O.NEW.KCYS.HW.W.0050.211129T0200Z-211129T1500Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 107 PM MST Sun Nov 28 2021 ...HIGH WIND WARNING IN EFFECT FROM 7 PM THIS EVENING TO 8 AM MST MONDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Central Laramie Range and Southwest Platte County including Bordeaux. * WHEN...From 7 PM this evening to 8 AM MST Monday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ110-290100- /O.CON.KCYS.HW.W.0049.000000T0000Z-211129T0100Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 107 PM MST Sun Nov 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 6 PM MST 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
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 27, 3:47 AM MST | High Wind Watch | CYS | Albany, Carbon | 11 hr |
Nearby
High Wind Warnings in Wyoming, 2021Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.