Alert archive / Wyoming / High Wind Warnings in 2021
High Wind Warning 66, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Dec 27, 2021, 10:18 PM MST for Albany County, Carbon County, Wyoming. It was in force for 19 hr. 31 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 27, 2021, 10:18 PM MST (05:18 UTC)
- Expired
- Dec 28, 2021, 5:00 PM MST
- In force
- 19 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 05:23 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 |
|---|---|---|---|
| Dec 27, 10:22 PM MST | NON-TSTM WND GST 73 | 15 E Sinclair, WY | WYDOT SENSOR AT WALCOTT JUNCTION. |
| Dec 27, 10:32 PM MST | NON-TSTM WND GST 63 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. |
| Dec 27, 10:36 PM MST | NON-TSTM WND GST 65 | 10 Ssw Hanna, WY | WYDOT SENSOR AT DANA RIDGE. SUSTAINED WINDS OF 45 MPH. |
| Dec 27, 10:42 PM MST | NON-TSTM WND GST 78 | 7 Nw Elk Mountain, WY | |
| Dec 27, 10:52 PM MST | NON-TSTM WND GST 78 | 3 Ese Elk Mountain, WY | WYDOT SENSOR AT COUNTY ROAD 402. SUSTAINED WINDS OF 40 MPH. |
| Dec 27, 11:45 PM MST | NON-TSTM WND GST 58 | 4 W Laramie, WY | ASOS STATION KLAR LARAMIE AIRPORT - LAR. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 12 | 2 Nw Jack Creek Campgro, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 0.6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 12.6 | Nw Ryan Park Campground, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 18 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 20 | 2 Wsw Bottle Creek Camp, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 20 | 4 Nw Hog Park Reservoir, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 22 | 2 E Battle Lake, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 22 | W Deep Creek Campground, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 26 | 5 Wsw Sugar Loaf Campgr, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 28 | 2 Ne Rob Roy Reservoir, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 32 | 1 Nw Whiskey Park, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 32 | Ene Nash Fork Campgroun, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 1.6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 38 | 3 Wnw Sugar Loaf Campgr, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 1.9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:00 AM MST | HEAVY SNOW 42 | 8 Ene Hog Park Campgrou, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 2.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 55 HOURS. |
| Dec 28, 6:36 AM MST | NON-TSTM WND GST 64 | 7 Ese Arlington, WY | MESONET STATION WY24 6.9 E ARLINGTON (WYDOT). |
| Dec 28, 6:56 AM MST | NON-TSTM WND GST 60 | 11 Se Arlington, WY | MESONET STATION WY25 10.7 SE ARLINGTON (WYDOT). |
| Dec 28, 7:50 AM MST | NON-TSTM WND GST 68 | 7 Ese Arlington, WY | COOPER COVE WYDOT SITE. SUSTAINED WINDS 44 MPH. |
| Dec 28, 9:16 AM MST | NON-TSTM WND GST 67 | 7 Ese Arlington, WY | COOPER COVE WYDOT SITE. SUSTAINED WINDS 44 MPH. |
| Dec 28, 9:48 AM MST | NON-TSTM WND GST 60 | 7 Ese Arlington, WY | COOPER COVE WYDOT SITE. SUSTAINED WINDS 40 MPH. |
| Dec 28, 10:26 AM MST | NON-TSTM WND GST 60 | 1 Nnw Arlington, WY | ARLINGTON WYDOT SITE. SUSTAINED WINDS 48 MPH. |
| Dec 28, 11:02 AM MST | NON-TSTM WND GST 61 | 7 Ese Arlington, WY | COOPER COVE WYDOT SITE. SUSTAINED WINDS 39 MPH. |
| Dec 28, 11:02 AM MST | NON-TSTM WND GST 65 | 1 Nnw Arlington, WY | ARLINGTON WYDOT SITE. SUSTAINED WINDS 52 MPH. |
| Dec 28, 12:34 PM MST | NON-TSTM WND GST 60 | 3 Nw Arlington, WY | FOOTE CREEK WYDOT SITE. SUSTAINED WINDS 49 MPH. |
| Dec 28, 12:36 PM MST | NON-TSTM WND GST 64 | 1 Nnw Arlington, WY | ARLINGTON WYDOT SITE. SUSTAINED WINDS 46 MPH. |
| Dec 28, 1:48 PM MST | NON-TSTM WND GST 64 | 1 Nnw Arlington, WY | ARLINGTON WYDOT SITE. SUSTAINED WINDS 46 MPH. |
| Dec 28, 2:04 PM MST | HIGH SUST WINDS 44 | 3 Nw Arlington, WY | FOOTE CREEK WYDOT SITE. SUSTAINED WINDS OF 40 MPH FOR PAST HOUR. PEAK WIND GUST 56 MPH. |
| Dec 28, 2:36 PM MST | NON-TSTM WND GST 61 | 1 Nnw Arlington, WY | ARLINGTON WYDOT SITE. SUSTAINED WINDS 44 MPH. |
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, 5.3 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
- 1801 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
194 WWUS75 KCYS 280518 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 1018 PM MST Mon Dec 27 2021 WYZ109-110-281100- /O.NEW.KCYS.HW.W.0066.211228T0518Z-211228T1100Z/ Central Carbon County-North Snowy Range Foothills- Including the cities of Rawlins, Arlington, and Elk Mountain 1018 PM MST Mon Dec 27 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 4 AM MST TUESDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Central Carbon County and North Snowy Range Foothills. * WHEN...Until 4 AM MST Tuesday. * IMPACTS...Damaging winds will blow down trees and power lines. Areas of falling and blowing snow with near quarter mile visibility at times. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Brief periods of snow squall conditions with low visibility due to falling and blowing snow. Use caution if you must drive. && $$ LK
3 follow-up statements
401 WWUS75 KCYS 281023 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 323 AM MST Tue Dec 28 2021 WYZ109-281130- /O.CAN.KCYS.HW.W.0066.000000T0000Z-211228T1100Z/ Central Carbon County- Including the city of Rawlins 323 AM MST Tue Dec 28 2021 ...HIGH WIND WARNING IS CANCELLED... Wind gusts have remained below criteria for a few hours. Therefore, the High Wind Warning has been cancelled. Wind gusts of 35 to 45 MPH remain possible through Tuesday. $$ WYZ110-282100- /O.EXT.KCYS.HW.W.0066.000000T0000Z-211228T2100Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 323 AM MST Tue Dec 28 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... * WHAT...West winds 30 to 40 mph with gusts up to 60 mph. * WHERE...Central Carbon County and North Snowy Range Foothills. * WHEN...Until 2 PM MST this afternoon. * IMPACTS...Areas of falling and blowing snow with near quarter mile visibility at times. Travel will be difficult, especially for high profile vehicles. 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. && $$
899 WWUS75 KCYS 282025 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 125 PM MST Tue Dec 28 2021 WYZ110-291200- /O.NEW.KCYS.HW.A.0057.211230T0000Z-211231T0600Z/ /O.EXT.KCYS.HW.W.0066.000000T0000Z-211229T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 125 PM MST Tue Dec 28 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY EVENING... * WHAT...For the High Wind Warning, west winds 20 to 30 mph with gusts up to 60 mph. For the High Wind Watch, west winds 40 to 50 mph with gusts up to 75 mph possible. * WHERE...North Snowy Range Foothills. * WHEN...For the High Wind Warning, until 5 PM MST this afternoon. For the High Wind Watch, from Wednesday afternoon through Thursday evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers between mile markers 240 and 290 on Interstate 80. Patchy to areas of blowing snow from recent snowfall could reduce visibility to less than a half mile at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ WYZ104>107-109-113-115>117-291200- /O.NEW.KCYS.HW.A.0057.211230T0600Z-211231T0600Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- East Platte County-Central Carbon County- Upper North Platte River Basin-Laramie Valley-South Laramie Range- South Laramie Range Foothills- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Rawlins, Saratoga, Encampment, Laramie, Bosler, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 125 PM MST Tue Dec 28 2021 ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts up to 70 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Laramie Range and Southwest Platte County, East Platte County, Central Carbon County, Upper North Platte River Basin, Laramie Valley, South Laramie Range and South Laramie Range Foothills. * WHEN...From Wednesday evening through Thursday evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. Patchy to areas of blowing snow from recent snowfall could reduce visibility to less than a half mile at times. 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. && $$
437 WWUS75 KCYS 282350 NPWCYS URGENT - WEATHER MESSAGE National Weather Service Cheyenne WY 450 PM MST Tue Dec 28 2021 WYZ110-291200- /O.EXP.KCYS.HW.W.0066.000000T0000Z-211229T0000Z/ /O.CON.KCYS.HW.A.0057.211230T0000Z-211231T0600Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 450 PM MST Tue Dec 28 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY EVENING... ...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... * WHAT...West winds 40 to 50 mph with gusts up to 75 mph possible. * WHERE...North Snowy Range Foothills. * WHEN...For the High Wind Warning, until 5 PM MST this afternoon. For the High Wind Watch, from Wednesday afternoon through Thursday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ WYZ104>107-109-113-115>117-291200- /O.CON.KCYS.HW.A.0057.211230T0600Z-211231T0600Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- East Platte County-Central Carbon County- Upper North Platte River Basin-Laramie Valley-South Laramie Range- South Laramie Range Foothills- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Rawlins, Saratoga, Encampment, Laramie, Bosler, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 450 PM MST Tue Dec 28 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING... * WHAT...Southwest winds 35 to 45 mph with gusts up to 70 mph possible. * WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin, Central Laramie Range and Southwest Platte County, East Platte County, Central Carbon County, Upper North Platte River Basin, Laramie Valley, South Laramie Range and South Laramie Range Foothills. * WHEN...From Wednesday evening through Thursday evening. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight and high profile vehicles, including campers and tractor trailers. Patchy to areas of blowing snow from recent snowfall could reduce visibility to less than a half mile at times. 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. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 28, 1:25 PM MST | High Wind Watch | CYS | Albany, Carbon, Converse, Laramie, Platte | 25 hr |
| Dec 28, 1:30 PM MST | Winter Storm Watch | CYS | Albany, Carbon | 13 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.