Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 15, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Feb 10, 2021, 2:31 AM MST for Albany County, Carbon County, Wyoming. It took effect at Feb 10, 2021, 6:43 AM MST. It was in force for 40 hr. 36 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
- Feb 10, 2021, 2:31 AM MST (09:31 UTC)
- In effect from
- Feb 10, 2021, 6:43 AM MST
- Expired
- Feb 11, 2021, 10:37 PM MST
- In force
- 40 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 09:32 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 |
|---|---|---|---|
| Feb 10, 6:46 AM MST | NON-TSTM WND GST 60 | 7 Ese Arlington, WY | WYDOT SENSOR AT COOPER COVE. SUSTAINED WINDS OF 39 MPH. |
| Feb 10, 7:00 AM MST | SNOW 0.9 | 1 Nw Centennial, WY | COCORAHS STATION WY-AB-108 CENTENNIAL 1.1 NNE. |
| Feb 10, 7:32 AM MST | NON-TSTM WND GST 65 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Feb 10, 7:46 AM MST | NON-TSTM WND GST 58 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Feb 10, 7:46 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Feb 10, 8:26 AM MST | NON-TSTM WND GST 60 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Feb 10, 8:26 AM MST | NON-TSTM WND GST 66 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Feb 10, 9:06 AM MST | NON-TSTM WND GST 65 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Feb 10, 10:12 AM MST | NON-TSTM WND GST 72 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT). |
| Feb 10, 10:36 AM MST | NON-TSTM WND GST 59 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 30-35 MPH. |
| Feb 10, 10:36 AM MST | NON-TSTM WND GST 62 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT) WIND SPEEDS AT 35-40 MPH. |
| Feb 10, 12:02 PM MST | NON-TSTM WND GST 68 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Feb 10, 1:02 PM MST | NON-TSTM WND GST 60 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Feb 10, 1:22 PM MST | NON-TSTM WND GST 75 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Feb 10, 3:26 PM MST | NON-TSTM WND GST 60 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Feb 10, 4:06 PM MST | NON-TSTM WND GST 59 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Feb 10, 11:22 PM MST | NON-TSTM WND GST 62 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. |
| Feb 11, 1:12 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | WYDOT SENSOR AT ARLINGTON. |
| Feb 11, 2:02 AM MST | NON-TSTM WND GST 59 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. |
| Feb 11, 2:06 AM MST | NON-TSTM WND GST 69 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. |
| Feb 11, 3:52 AM MST | NON-TSTM WND GST 61 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. |
| Feb 11, 4:06 AM MST | NON-TSTM WND GST 59 | 1 Nnw Arlington, WY | WYDOT SENSOR AT ARLINGTON. SUSTAINED WINDS OF 44 MPH. |
| Feb 11, 5:46 AM MST | NON-TSTM WND GST 59 | 1 Nnw Arlington, WY | WYDOT SENSOR AT ARLINGTON. SUSTAINED WINDS OF 42 MPH. |
| Feb 11, 7:36 AM MST | NON-TSTM WND GST 58 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT) WIND SPEEDS AT 38-43 MPH. |
| Feb 11, 10:06 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT) WINDS AT 40-45 MPH. |
| Feb 11, 10:06 AM MST | NON-TSTM WND GST 66 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT) WINDS AT 32-37 MPH. |
| Feb 11, 10:16 AM MST | NON-TSTM WND GST 73 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 33-38 MPH. |
| Feb 11, 10:26 AM MST | HIGH SUST WINDS 44 | 7 Nw Elk Mountain, WY | MESONET STATION WY18 HALLECK RIDGE (WYDOT). |
| Feb 11, 11:26 AM MST | NON-TSTM WND GST 60 | 5 Nw Arlington, WY | MESONET STATION WY21 5.5 NW ARLINGTON (WYDOT). |
| Feb 11, 11:42 AM MST | NON-TSTM WND GST 58 | 3 Nw Elk Mountain, WY | MESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 29-34 MPH. |
| Feb 11, 11:42 AM MST | NON-TSTM WND GST 61 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 32-37 MPH. |
| Feb 11, 11:42 AM MST | NON-TSTM WND GST 65 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT) WIND SPEEDS AT 47 TO 52 MPH. |
| Feb 11, 12:12 PM MST | NON-TSTM WND GST 60 | 3 Nw Elk Mountain, WY | MESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 30-35 MPH. |
| Feb 11, 12:12 PM MST | NON-TSTM WND GST 64 | 1 Nnw Arlington, WY | MESONET STATION KARL 0.6 NW ARLINGTON (WYDOT) WIND SPEEDS 44-49 MPH. |
| Feb 11, 12:12 PM MST | NON-TSTM WND GST 64 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT) WIND SPEEDS AT 32-37 MPH. |
| Feb 11, 3:16 PM MST | NON-TSTM WND GST 62 | 1 Nnw Arlington, WY | 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, 9.5 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
- 2399 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
190 WWUS75 KCYS 100931 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 231 AM MST Wed Feb 10 2021 WYZ110-110000- /O.NEW.KCYS.HW.W.0015.210210T2200Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 231 AM MST Wed Feb 10 2021 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 PM MST THURSDAY... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...From 3 PM this afternoon to 5 PM 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 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. && $$ Rubin
7 follow-up statements
525 WWUS75 KCYS 101307 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 607 AM MST Wed Feb 10 2021 WYZ110-110000- /O.CON.KCYS.HW.W.0015.210210T2200Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 607 AM MST Wed Feb 10 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 5 PM MST THURSDAY... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...From 3 PM this afternoon to 5 PM Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ NEZ054-055-WYZ119-101700- /O.NEW.KCYS.ZF.Y.0003.210210T1307Z-210210T1700Z/ Kimball County-Cheyenne-East Laramie County- Including the cities of Kimball, Brownson, Sidney, and Pine Bluffs 607 AM MST Wed Feb 10 2021 ...FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING... * WHAT...Visibility one-quarter mile or less in freezing fog. * WHERE...In Wyoming, Eastern Laramie County. In Nebraska, Kimball and Cheyenne Counties. * WHEN...Until 10 AM this morning. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges and roads. 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. && $$ Rubin
446 WWUS75 KCYS 101343 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 643 AM MST Wed Feb 10 2021 WYZ110-110000- /O.EXT.KCYS.HW.W.0015.210210T1343Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 643 AM MST Wed Feb 10 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ NEZ054-055-WYZ119-101700- /O.CON.KCYS.ZF.Y.0003.000000T0000Z-210210T1700Z/ Kimball County-Cheyenne-East Laramie County- Including the cities of Kimball, Brownson, Sidney, and Pine Bluffs 643 AM MST Wed Feb 10 2021 ...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING... * WHAT...Visibility one-quarter mile or less in freezing fog. * WHERE...In Wyoming, Eastern Laramie County. In Nebraska, Kimball and Cheyenne Counties. * WHEN...Until 10 AM this morning. * IMPACTS...Hazardous driving conditions due to low visibility and potential frost on bridges and roads. 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. && $$ Rubin
010 WWUS75 KCYS 101658 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 958 AM MST Wed Feb 10 2021 NEZ054-055-WYZ119-101800- /O.CAN.KCYS.ZF.Y.0003.000000T0000Z-210210T1700Z/ Kimball County-Cheyenne-East Laramie County- Including the cities of Kimball, Brownson, Sidney, and Pine Bluffs 958 AM MST Wed Feb 10 2021 ...FREEZING FOG ADVISORY IS CANCELLED... Freezing fog remains in place, though above the quarter mile threshold, across the I-80 corridor east of Cheyenne. Still, lowered visibility of half to 2 miles due to freezing fog will remain in place through the early afternoon, when we finally expect more improvement. $$ WYZ110-120000- /O.CON.KCYS.HW.W.0015.000000T0000Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 958 AM MST Wed Feb 10 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 5 PM 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 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. && $$
948 WWUS75 KCYS 102224 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 324 PM MST Wed Feb 10 2021 WYZ110-120000- /O.CON.KCYS.HW.W.0015.000000T0000Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 324 PM MST Wed Feb 10 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph expected. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a risk for vehicle blow overs. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$
450 WWUS75 KCYS 111024 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 324 AM MST Thu Feb 11 2021 WYZ110-120000- /O.CON.KCYS.HW.W.0015.000000T0000Z-210212T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 324 AM MST Thu Feb 11 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 5 PM today. * 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 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. && $$ Rubin
550 WWUS75 KCYS 112356 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 456 PM MST Thu Feb 11 2021 WYZ110-120600- /O.EXT.KCYS.HW.W.0015.000000T0000Z-210212T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 456 PM MST Thu Feb 11 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...West winds 30 to 45 mph with gusts up to 65 mph. Snow showers will also develop this evening, resulting in areas of blowing and drifting snow. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 11 PM MST this evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. There will be a risk for vehicle blow overs. Snow showers may result in slick roads and areas of reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CLH
343 WWUS75 KCYS 120537 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1037 PM MST Thu Feb 11 2021 WYZ110-120645- /O.CAN.KCYS.HW.W.0015.000000T0000Z-210212T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1037 PM MST Thu Feb 11 2021 ...HIGH WIND WARNING IS CANCELLED... Wind gusts have diminished below warning thresholds. A Winter Weather Advisory remains in effect for snow and blowing snow. $$ CLH
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 10, 6:07 AM MST | Freezing Fog Advisory | CYS | Laramie | 4 hr |
| Feb 10, 3:30 PM MST | Winter Storm Warning | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 4 days |
| Feb 10, 3:30 PM MST | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 4 days |
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.