Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 9, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Jan 26, 2021, 1:26 PM MST for Albany County, Carbon County, Wyoming. It took effect at Jan 27, 2021, 2:00 AM MST. It was in force for 39 hr. 14 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
- Jan 26, 2021, 1:26 PM MST (20:26 UTC)
- In effect from
- Jan 27, 2021, 2:00 AM MST
- Expired
- Jan 28, 2021, 5:00 PM MST
- In force
- 39 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 20:23 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 |
|---|---|---|---|
| Jan 27, 10:02 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL ARLINGTON ALONG INTERSTATE 80 (WYDOT). |
| Jan 27, 11:32 AM MST | NON-TSTM WND GST 59 | 5 Nw Arlington, WY | MESONET STATION WY21 WAGONHOUND ALONG INTERSTATE 80 (WYDOT). |
| Jan 27, 11:32 AM MST | NON-TSTM WND GST 60 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 ALONG INTERSTATE 80 AT COUNTY ROAD 402(WYDOT). |
| Jan 27, 11:32 AM MST | NON-TSTM WND GST 62 | 1 Nnw Arlington, WY | MESONET STATION KARL ARLINGTON ALONG INTERSTATE 80 (WYDOT). |
| Jan 28, 12:58 AM MST | NON-TSTM WND GST 59 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 2:12 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 3:42 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 6:06 AM MST | NON-TSTM WND GST 58 | 7 Nw Elk Mountain, WY | MESONET STATION WY18 HALLECK RIDGE (WYDOT). |
| Jan 28, 6:32 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 8:32 AM MST | NON-TSTM WND GST 62 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 10:12 AM MST | NON-TSTM WND GST 64 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 11:06 AM MST | NON-TSTM WND GST 60 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Jan 28, 11:42 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Jan 28, 1:06 PM MST | NON-TSTM WND GST 58 | 7 Ese Arlington, WY | MESONET STATION WY24 COOPER COVER ALONG INTERSTATE 80 (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, 8.4 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
- 601 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
190 WWUS75 KCYS 262026 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 126 PM MST Tue Jan 26 2021 WYZ106-262130- /O.CAN.KCYS.HW.A.0006.210127T1000Z-210127T1600Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 126 PM MST Tue Jan 26 2021 ...HIGH WIND WATCH IS CANCELLED... Gusty winds are still possible near Bordeaux along Interstate 25 between Chugwater and Wheatland early Wednesday morning. However, wind gusts are expected to remain below 50 MPH. $$ WYZ110-271200- /O.NEW.KCYS.HW.W.0009.210127T1200Z-210128T1200Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 126 PM MST Tue Jan 26 2021 ...HIGH WIND WARNING IN EFFECT FROM 5 AM WEDNESDAY TO 5 AM MST THURSDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...5 AM MST Wednesday until 5 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CLH
7 follow-up statements
494 WWUS75 KCYS 270835 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 135 AM MST Wed Jan 27 2021 WYZ110-281500- /O.EXT.KCYS.HW.W.0009.210127T0900Z-210128T1500Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 135 AM MST Wed Jan 27 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 AM MST THURSDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 8 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. 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. && $$ Braun
636 WWUS75 KCYS 271026 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 326 AM MST Wed Jan 27 2021 WYZ110-281500- /O.CON.KCYS.HW.W.0009.000000T0000Z-210128T1500Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 326 AM MST Wed Jan 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 8 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WYZ101-107-271500- /O.NEW.KCYS.ZF.Y.0002.210127T1026Z-210127T1500Z/ Converse County Lower Elevations-East Platte County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Wheatland, and Guernsey 326 AM MST Wed Jan 27 2021 ...FREEZING FOG ADVISORY IN EFFECT UNTIL 8 AM MST THIS MORNING... * WHAT...Visibility one-quarter mile in freezing fog. * WHERE...Converse County Lower Elevations and East Platte County Counties, including Douglas and Wheatland. * WHEN...Until 8 AM MST this morning. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. Also, be alert for frost on bridge decks causing slippery roads. && $$ Braun
750 WWUS75 KCYS 271501 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 801 AM MST Wed Jan 27 2021 WYZ101-107-271615- /O.EXP.KCYS.ZF.Y.0002.000000T0000Z-210127T1500Z/ Converse County Lower Elevations-East Platte County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Wheatland, and Guernsey 801 AM MST Wed Jan 27 2021 ...FREEZING FOG ADVISORY WILL EXPIRE AT 8 AM MST THIS MORNING... $$ WYZ110-280000- /O.CON.KCYS.HW.W.0009.000000T0000Z-210128T1500Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 801 AM MST Wed Jan 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY... * WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 8 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. 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. && $$
162 WWUS75 KCYS 271945 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1245 PM MST Wed Jan 27 2021 WYZ110-281500- /O.CON.KCYS.HW.W.0009.000000T0000Z-210128T1500Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1245 PM MST Wed Jan 27 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 AM MST THURSDAY... * WHAT...Southwest winds 35 to 50 mph with gusts up to 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 8 AM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CLH
919 WWUS75 KCYS 280906 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 206 AM MST Thu Jan 28 2021 WYZ110-282100- /O.EXT.KCYS.HW.W.0009.000000T0000Z-210128T2100Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 206 AM MST Thu Jan 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... * WHAT...Southwest winds 35 to 50 mph with gusts up to 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 2 PM MST this afternoon. * 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. && $$
194 WWUS75 KCYS 282044 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 144 PM MST Thu Jan 28 2021 WYZ110-290000- /O.EXT.KCYS.HW.W.0009.000000T0000Z-210129T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 144 PM MST Thu Jan 28 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Southwest winds 35 to 50 mph with gusts up to 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Rawlins and Laramie. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a high risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CLH
104 WWUS75 KCYS 282345 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 445 PM MST Thu Jan 28 2021 WYZ110-290045- /O.EXP.KCYS.HW.W.0009.000000T0000Z-210129T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 445 PM MST Thu Jan 28 2021 ...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... Wind speeds have continued to decrease this afternoon, so the high wind warning will be allowed to expire at 5 PM. $$ Rubin
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 26, 2:52 AM MST | High Wind Watch | CYS | Albany, Laramie, Platte | 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.