Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 64, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Dec 24, 2021, 1:04 PM MST for 4 counties in Wyoming. It took effect at Dec 24, 2021, 10:29 PM MST. It was in force for 7 hr. 18 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
- Dec 24, 2021, 1:04 PM MST (20:04 UTC)
- In effect from
- Dec 24, 2021, 10:29 PM MST
- Expired
- Dec 25, 2021, 5:54 AM MST
- In force
- 7 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 20:07 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 |
|---|---|---|---|
| Dec 24, 10:42 PM MST | NON-TSTM WND GST 59 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 24, 10:42 PM MST | NON-TSTM WND GST 61 | 10 Ssw Hanna, WY | MESONET STATION WY16 10.5 SW HANNA (WYDOT). |
| Dec 24, 10:42 PM MST | NON-TSTM WND GST 63 | 7 Nw Elk Mountain, WY | MESONET STATION WY18 HALLECK RIDGE (WYDOT). |
| Dec 24, 10:56 PM MST | NON-TSTM WND GST 64 | 3 Nw Elk Mountain, WY | MESONET STATION WY19 2.9 NW ELK MOUNTAIN (WYDOT). |
| Dec 24, 11:06 PM MST | NON-TSTM WND GST 65 | 8 S Sibley Peak, WY | COLEMAN WYDOT OBSERVATION. |
| Dec 24, 11:16 PM MST | NON-TSTM WND GST 63 | Skyline, WY | MESONET STATION KSKL SKYLINE (WYDOT). |
| Dec 24, 11:26 PM MST | NON-TSTM WND GST 60 | 13 Ne Centennial, WY | MESONET STATION WY26 12.6 NE CENTENNIAL (WYDOT). |
| Dec 24, 11:26 PM MST | NON-TSTM WND GST 64 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 24, 11:56 PM MST | NON-TSTM WND GST 63 | 1 Sse Bordeaux, WY | MESONET STATION KBRX 1.4 S BORDEAUX (WYDOT). |
| Dec 25, 12:26 AM MST | NON-TSTM WND GST 58 | 1 Nnw Whitaker, WY | MESONET STATION KWTR 0.6 NW WHITAKER (WYDOT). |
| Dec 25, 12:36 AM MST | NON-TSTM WND GST 69 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 25, 12:56 AM MST | NON-TSTM WND GST 58 | 8 S Sibley Peak, WY | MESONET STATION WY1 8.4 S SIBLEY PEAK (WYDOT). |
| Dec 25, 1:06 AM MST | NON-TSTM WND GST 62 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 25, 2:02 AM MST | NON-TSTM WND GST 63 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN WYDOT |
| Dec 25, 2:40 AM MST | NON-TSTM WND GST 68 | Skyline, WY | MESONET STATION KSKL SKYLINE (WYDOT). |
| Dec 25, 2:52 AM MST | NON-TSTM WND GST 68 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 25, 2:56 AM MST | NON-TSTM WND GST 68 | 3 Ese Elk Mountain, WY | MESONET STATION WY20 2.5 SE ELK MOUNTAIN (WYDOT). |
| Dec 25, 5:25 AM MST | SNOW 1.2 | 6 N North Cheyenne, WY | 1.2 INCHES OF SNOW, MELTED DOWN TO 0.10 INCHES. |
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, 8.1 hours before the alert went out and 278 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
- 1647 m above ground
- 0-6 km bulk shear
- 103 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
887 WWUS75 KCYS 242004 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 104 PM MST Fri Dec 24 2021 WYZ106-251200- /O.NEW.KCYS.HW.W.0064.211225T0600Z-211225T1400Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 104 PM MST Fri Dec 24 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 7 AM MST SATURDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Central Laramie Range and Southwest Platte County. Interstate 25 at mile marker 71 near Bordeaux. * WHEN...From 11 PM this evening to 7 AM MST Saturday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers at mile marker 71 on Interstate 25. 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. && $$
4 follow-up statements
960 WWUS75 KCYS 250529 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1029 PM MST Fri Dec 24 2021 WYZ106-251330- /O.EXT.KCYS.HW.W.0064.211225T0529Z-211225T1400Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 1029 PM MST Fri Dec 24 2021 ...HIGH WIND WARNING IN EFFECT STARTING NOW UNTIL 7 AM MST SATURDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Central Laramie Range and Southwest Platte County. Interstate 25 at mile marker 71 near Bordeaux. * WHEN...Until 7 AM MST Saturday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers at mile marker 71 on Interstate 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ Brothers
558 WWUS75 KCYS 250548 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1048 PM MST Fri Dec 24 2021 WYZ110-251400- /O.EXA.KCYS.HW.W.0064.000000T0000Z-211225T1400Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1048 PM MST Fri Dec 24 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 7 AM MST SATURDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...North Snowy Range Foothills including Arlington and Elk Mountain. * WHEN...Until 7 AM MST Saturday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers along Interstate 80 between Laramie and Rawlins. 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. && $$ WYZ106-251400- /O.CON.KCYS.HW.W.0064.000000T0000Z-211225T1400Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 1048 PM MST Fri Dec 24 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 AM MST SATURDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Central Laramie Range and Southwest Platte County. Interstate 25 at mile marker 71 near Bordeaux. * WHEN...Until 7 AM MST Saturday. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers at mile marker 71 on Interstate 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ MB
393 WWUS75 KCYS 251055 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 355 AM MST Sat Dec 25 2021 WYZ106-252200- /O.NEW.KCYS.HW.A.0055.211226T1800Z-211227T1200Z/ /O.CON.KCYS.HW.W.0064.000000T0000Z-211225T1400Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 355 AM MST Sat Dec 25 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 AM MST THIS MORNING... ...HIGH WIND WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY 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 70 mph possible. * WHERE...Central Laramie Range and Southwest Platte County. * WHEN...For the High Wind Warning, until 7 AM MST this morning. For the High Wind Watch, from Sunday morning through late Sunday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers at mile marker 71 on Interstate 25. 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. && $$ WYZ110-252200- /O.NEW.KCYS.HW.A.0055.211226T1800Z-211227T1200Z/ /O.CON.KCYS.HW.W.0064.000000T0000Z-211225T1400Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 355 AM MST Sat Dec 25 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 AM MST THIS MORNING... ...HIGH WIND WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... * WHAT...For the High Wind Warning, west winds 30 to 40 mph with gusts up to 60 mph. For the High Wind Watch, west winds 30 to 40 mph with gusts up to 70 mph possible. * WHERE...North Snowy Range Foothills. * WHEN...For the High Wind Warning, until 7 AM MST this morning. For the High Wind Watch, from Sunday morning through late Sunday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers along Interstate 80 between Laramie and Rawlins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ104-105-109-111-113-252200- /O.NEW.KCYS.HW.A.0055.211226T1500Z-211227T0600Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Baggs, Saratoga, and Encampment 355 AM MST Sat Dec 25 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County, Southwest Carbon County and Upper North Platte River Basin, including Rawlins, Saratoga, and Baggs. * WHEN...From Sunday morning through Sunday 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... Monitor the latest forecasts and warnings for updates on this situation. && $$ WYZ107-115>118-252200- /O.NEW.KCYS.HW.A.0055.211226T1800Z-211227T1200Z/ East Platte County-Laramie Valley-South Laramie Range- South Laramie Range Foothills-Central Laramie County- Including the cities of Wheatland, Guernsey, Laramie, Bosler, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, Horse Creek, and Cheyenne 355 AM MST Sat Dec 25 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...East Platte County, Laramie Valley, South Laramie Range, South Laramie Range Foothills and Central Laramie County, including Cheyenne, Laramie, Wheatland, and Vedauwoo. * WHEN...From Sunday morning through late Sunday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. && $$ MN
263 WWUS75 KCYS 251254 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 554 AM MST Sat Dec 25 2021 WYZ106-110-252100- /O.CAN.KCYS.HW.W.0064.000000T0000Z-211225T1400Z/ /O.CON.KCYS.HW.A.0055.211226T1800Z-211227T1200Z/ Central Laramie Range and Southwest Platte County- North Snowy Range Foothills- Including the cities of Bordeaux, Arlington, and Elk Mountain 554 AM MST Sat Dec 25 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... ...HIGH WIND WARNING IS CANCELLED... * WHAT...Wind speeds have slackened to speeds of 25 to 35 mph this morning. That trend should continue through the remainder of the morning. However, strong west winds 30 to 40 mph with gusts up to 70 mph possible on Sunday. * WHERE...Central Laramie Range and Southwest Platte County and North Snowy Range Foothills. * WHEN...From Sunday morning through late Sunday night. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers at mile marker 71 on Interstate 25. 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. && $$ WYZ104-105-109-111-113-252100- /O.CON.KCYS.HW.A.0055.211226T1500Z-211227T0600Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Baggs, Saratoga, and Encampment 554 AM MST Sat Dec 25 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Carbon County, Southwest Carbon County and Upper North Platte River Basin, including Rawlins, Saratoga, and Baggs. * WHEN...From Sunday morning through Sunday evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ107-115>118-252100- /O.CON.KCYS.HW.A.0055.211226T1800Z-211227T1200Z/ East Platte County-Laramie Valley-South Laramie Range- South Laramie Range Foothills-Central Laramie County- Including the cities of Wheatland, Guernsey, Laramie, Bosler, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, Horse Creek, and Cheyenne 554 AM MST Sat Dec 25 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...East Platte County, Laramie Valley, South Laramie Range, South Laramie Range Foothills and Central Laramie County, including Cheyenne, Laramie, Wheatland, and Vedauwoo. * WHEN...From Sunday morning through late Sunday 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... 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. && $$
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.