Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 37, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Oct 27, 2021, 12:48 AM 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 26 hr. 7 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
- Oct 27, 2021, 12:48 AM MDT (06:48 UTC)
- In effect from
- Oct 27, 2021, 4:00 AM MDT
- Expired
- Oct 28, 2021, 6:00 AM MDT
- In force
- 26 hr
- 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 06:47 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 |
|---|---|---|---|
| Oct 27, 12:58 PM MDT | NON-TSTM WND GST 58 | 7 Sw Federal, WY | MESONET STATION WY48 7.4 SW FEDERAL (WYDOT). |
| Oct 27, 1:04 PM MDT | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON ALONG INTERSTATE 80 (WYDOT). |
| Oct 27, 2:26 PM MDT | NON-TSTM WND GST 59 | 2 Wnw Buford, WY | MESONET STATION WY36 2.4 NW BUFORD (WYDOT). |
| Oct 27, 2:38 PM MDT | NON-TSTM WND GST 59 | 1 Nw Cheyenne, WY | ASOS STATION KCYS CHEYENNE AIRPORT - CYS. |
| Oct 27, 8:22 PM MDT | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Oct 27, 9:42 PM MDT | NON-TSTM WND GST 59 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Oct 27, 9:56 PM MDT | HIGH SUST WINDS 41 | 1 Nnw Arlington, WY | SUSTAINED > 40MPH 8:56PM-9:56PM. 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 00:00Z, 6.8 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
- 970 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- -26 m²/s²
- 0-3 km storm-relative helicity
- -24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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. && $$ NEZ020-021-054-055-270900- /O.CON.KCYS.HW.W.0035.000000T0000Z-211027T0900Z/ Banner County-Morrill County-Kimball County-Cheyenne County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson 1248 AM MDT Wed Oct 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM MDT EARLY THIS MORNING... * WHAT...Northwest winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Banner County, Morrill County, Kimball County and Cheyenne County including portions of Interstate 80. * WHEN...From 5 PM this afternoon to 3 AM MDT Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
4 follow-up statements
464 WWUS75 KCYS 270734 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 134 AM MDT Wed Oct 27 2021 NEZ020-021-054-055-270845- /O.CAN.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 134 AM MDT Wed Oct 27 2021 ...HIGH WIND WARNING IS CANCELLED... Wind gusts have remained between 25 and 35 MPH and are expected to continue to remain below high wind criteria. $$ WYZ110-116-281200- /O.CON.KCYS.HW.W.0037.211027T1000Z-211028T1200Z/ North Snowy Range Foothills-South Laramie Range- Including the cities of Arlington, Elk Mountain, Buford, Pumpkin Vine, and Vedauwoo 134 AM MDT Wed Oct 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MDT THURSDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills and South Laramie Range. * WHEN...From 4 AM early this morning to 6 AM MDT Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$
095 WWUS75 KCYS 272150 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 350 PM MDT Wed Oct 27 2021 WYZ110-116-281100- /O.CON.KCYS.HW.W.0037.000000T0000Z-211028T1200Z/ North Snowy Range Foothills-South Laramie Range- Including the cities of Arlington, Elk Mountain, Buford, Pumpkin Vine, and Vedauwoo 350 PM MDT Wed Oct 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MDT THURSDAY... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Interstate 80 near Arlington and South Laramie Range including Interstate 80 near Vedauwoo. * WHEN...Until 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. && $$
763 WWUS75 KCYS 280719 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 119 AM MDT Thu Oct 28 2021 WYZ116-280830- /O.CAN.KCYS.HW.W.0037.000000T0000Z-211028T1200Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 119 AM MDT Thu Oct 28 2021 ...HIGH WIND WARNING IS CANCELLED... Wind gusts have remained between 35 and 45 MPH over the last few hours along I-80 between Laramie and Cheyenne, so the High Wind Warning has been cancelled. Winds will likely remain gusty 35 to 45 MPH through today. $$ WYZ110-281200- /O.CON.KCYS.HW.W.0037.000000T0000Z-211028T1200Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 119 AM MDT Thu Oct 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...North Snowy Range Foothills including Interstate 80 near Arlington and South Laramie Range including Interstate 80 near Vedauwoo. * WHEN...Until 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. && $$
836 WWUS75 KCYS 281146 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 546 AM MDT Thu Oct 28 2021 WYZ110-281300- /O.EXP.KCYS.HW.W.0037.000000T0000Z-211028T1200Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 546 AM MDT Thu Oct 28 2021 ...HIGH WIND WARNING WILL EXPIRE AT 6 AM MDT EARLY THIS MORNING... Sustained winds have remained below 40 MPH with wind gusts remaining below 58 MPH over the last few hours, therefore the High Wind Warning for the Interstate 80 corridor, including Arlington and Elk Mountain is being allowed to expire at 6 AM this morning. Winds will likely remain elevated through the morning and afternoon with sustained winds west to northwest 30 to 35 MPH and gusts of 45 to 50 MPH. $$
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.