Alert archive / Wyoming / Blizzard Warnings in 2021
Blizzard Warning 3, NWS Cheyenne, WY
NWS Cheyenne, WY issued this blizzard warning at Oct 13, 2021, 1:27 AM MDT for 6 counties in Wyoming; Sioux County, Nebraska. It was in force for 11 hr. 42 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 13, 2021, 1:27 AM MDT (07:27 UTC)
- Expired
- Oct 13, 2021, 12:00 PM MDT
- In force
- 11 hr
- Issued by
- NWS Cheyenne, WY
Counties Sioux County, NE, Albany County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 121 km from the middle of the area, began a volume at 07:26 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 13, 3:15 AM MDT | BLIZZARD | 3 N Douglas, WY | ASOS STATION KDGW DOUGLAS AIRPORT REPORTED ONE QUARTER MILE VISIBILITY AND WIND GUSTS 40 TO 50 MPH FOR PAST 3 HOURS IN FALLING AND BLOWING SNOW. |
| Oct 13, 3:54 AM MDT | BLIZZARD | 8 S Sibley Peak, WY | WYDOT MESONET STATION WY1 COLEMAN 8.4 S SIBLEY PEAK ALONG INTERSTATE 25 REPORTED ONE QUARTER MILE VISIBILITY AND WIND GUSTS 50 TO 60 MPH FOR PAST 3 HOURS IN FALLING AND BLOWING SNOW. |
| Oct 13, 5:00 AM MDT | HEAVY SNOW 6 | 5 S Wheatland, WY | REPORT VIA SOCIAL MEDIA, ESTIMATED 6 INCHES, 5 MILES SOUTH OF WHEATLAND |
| Oct 13, 6:00 AM MDT | SNOW 1.1 | 1 Nw Cheyenne, WY | COCORAHS STATION WY-LM-115 CHEYENNE 0.8 NW. |
| Oct 13, 7:00 AM MDT | SNOW 1 | 2 E Cheyenne, WY | COCORAHS STATION WY-LM-36 CHEYENNE 2.0 E. |
| Oct 13, 7:00 AM MDT | SNOW 1.2 | 1 Wnw Warren Af Base, WY | COCORAHS STATION WY-LM-103 CHEYENNE 5.0 W. |
| Oct 13, 7:00 AM MDT | SNOW 1.8 | 1 W Cheyenne, WY | COCORAHS STATION WY-LM-190 CHEYENNE 1.4 W. |
| Oct 13, 7:00 AM MDT | SNOW 1.8 | 6 N La Grange, WY | COCORAHS STATION WY-GS-38 LA GRANGE 5.9 N. |
| Oct 13, 7:00 AM MDT | SNOW 2.4 | Yoder, WY | COCORAHS STATION WY-GS-23 YODER 0.1 ENE. |
| Oct 13, 7:00 AM MDT | SNOW 2.5 | 9 Wsw Harrison, NE | CO-OP OBSERVER STATION HRNN1 HARRISON. |
| Oct 13, 7:00 AM MDT | SNOW 3 | 4 Wsw Douglas, WY | COCORAHS STATION WY-CV-16 DOUGLAS 4.3 WSW. |
| Oct 13, 7:00 AM MDT | SNOW 3 | Fort Laramie, WY | COCORAHS STATION WY-GS-25 FORT LARAMIE 0.2 NW. |
| Oct 13, 7:00 AM MDT | SNOW 4 | 16 Wsw Bordeaux, WY | COCORAHS STATION WY-PT-14 WHEATLAND 20.0 SW. |
| Oct 13, 7:00 AM MDT | SNOW 4 | 2 Ene Laramie, WY | COCORAHS STATION WY-AB-138 LARAMIE 1.8 ENE. |
| Oct 13, 7:00 AM MDT | SNOW 4 | 2 Ene Laramie, WY | COCORAHS STATION WY-AB-180 LARAMIE 1.6 ENE. |
| Oct 13, 7:00 AM MDT | SNOW 4 | 2 N Laramie, WY | COCORAHS STATION WY-AB-45 LARAMIE 1.7 N. |
| Oct 13, 7:00 AM MDT | SNOW 4.1 | 1 Nw Centennial, WY | COCORAHS STATION WY-AB-108 CENTENNIAL 1.1 NNE. |
| Oct 13, 7:00 AM MDT | SNOW 4.1 | 3 Nnw Veteran, WY | COCORAHS STATION WY-GS-8 VETERAN 3.0 W. |
| Oct 13, 7:00 AM MDT | SNOW 4.5 | 1 Sse Laramie, WY | COCORAHS STATION WY-AB-5 LARAMIE 1.3 SE. |
| Oct 13, 7:00 AM MDT | SNOW 4.5 | 1 Sse Laramie, WY | CO-OP OBSERVER STATION ADFW4 LARAMIE 1 SE. |
| Oct 13, 7:00 AM MDT | SNOW 4.5 | 6 Sse Laramie, WY | COCORAHS STATION WY-AB-160 LARAMIE 6.1 SSE. |
| Oct 13, 7:00 AM MDT | SNOW 5.3 | 1 N Laramie, WY | COCORAHS STATION WY-AB-177 LARAMIE 0.8 N. |
| Oct 13, 7:00 AM MDT | SNOW 5.3 | 2 Ese Laramie, WY | COCORAHS STATION WY-AB-171 LARAMIE 2.5 ESE. |
| Oct 13, 7:00 AM MDT | SNOW 7.3 | 10 Wsw Veteran, WY | COCORAHS STATION WY-GS-50 YODER 12.2 W. |
| Oct 13, 7:00 AM MDT | SNOW 7.5 | 4 E Douglas, WY | COCORAHS STATION WY-CV-12 DOUGLAS 3.6 E. |
| Oct 13, 7:00 AM MDT | SNOW 12.5 | 10 E Jay Em, WY | CO-OP OBSERVER STATION DDEW4 12.6 S VAN TASSELL. |
| Oct 13, 7:30 AM MDT | SNOW 3 | 3 Ese Laramie, WY | COCORAHS STATION WY-AB-98 LARAMIE 3.3 ESE. |
| Oct 13, 8:00 AM MDT | SNOW 1.1 | 10 Sse Torrington, WY | COCORAHS STATION WY-GS-20 TORRINGTON 9.6 SSE. |
| Oct 13, 8:00 AM MDT | SNOW 1.5 | 1 Ese Warren Af Base, WY | COCORAHS STATION WY-LM-93 CHEYENNE 2.3 W. |
| Oct 13, 8:00 AM MDT | SNOW 2 | 5 S Guernsey, WY | COCORAHS STATION WY-PT-18 GUERNSEY 5.1 S. |
| Oct 13, 8:00 AM MDT | SNOW 3.2 | 3 Se Laramie, WY | CO-OP OBSERVER STATION LRMW4 3.2 SE LARAMIE. |
| Oct 13, 8:00 AM MDT | SNOW 5 | Laramie, WY | COCORAHS STATION WY-AB-72 LARAMIE 0.1 S. |
| Oct 13, 8:00 AM MDT | SNOW 6.2 | 3 Nne Hawk Springs, WY | COCORAHS STATION WY-GS-11 YODER 6.5 SSE. |
| Oct 13, 8:00 AM MDT | HEAVY SNOW 10 | 13 E Wheatland, WY | VIA SOCIAL MEDIA. |
| Oct 13, 8:00 AM MDT | HEAVY SNOW 11 | 4 Nnw Lusk, WY | VIA SOCIAL MEDIA. |
| Oct 13, 8:00 AM MDT | HEAVY SNOW 12 | 1 Ene Douglas, WY | VIA SOCIAL MEDIA. |
| Oct 13, 10:00 AM MDT | HEAVY SNOW 6 | 2 Se Yellow Pine Campgr, WY | USDA NRCS SNOTEL CROW CREEK ESTIAMTED SNOW FALL AMOUNT OF 6 INCHES BASED ON TEMPERATURES AND LIQUID WATER EQUIVALENT. |
| Oct 13, 10:00 AM MDT | SNOW 7.5 | 2 Sw Campbell Creek Cam, WY | USDA NRCS SNOTEL LA PRELE CREEK ESTIAMTED SNOW FALL AMOUNT OF 7.5 INCHES BASED ON TEMPERATURES AND LIQUID WATER EQUIVALENT. |
| Oct 13, 10:00 AM MDT | SNOW 7.5 | Ene Nash Fork Campgroun, WY | USDA NRCS SNOTEL ESTIAMTED SNOW FALL AMOUNT OF 7.5 INCHES BASED ON TEMPERATURES AND LIQUID WATER EQUIVALENT. |
| Oct 13, 10:00 AM MDT | SNOW 9 | 2 Ne Rob Roy Reservoir, WY | USDA NRCS SNOTEL ESTIAMTED SNOW FALL AMOUNT OF 9 INCHES BASED ON TEMPERATURES AND LIQUID WATER EQUIVALENT. |
| Oct 13, 10:00 AM MDT | HEAVY SNOW 12 | 1 Ssw Windy Peak, WY | USDA NRCS SNOTEL WINDY PEAK ESTIAMTED SNOW FALL AMOUNT OF 12 INCHES BASED ON TEMPERATURES AND LIQUID WATER EQUIVALENT. |
| Oct 13, 11:00 AM MDT | SNOW 2.5 | 7 W Warren Af Base, WY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 7.5 hours before the alert went out and 255 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 496 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 542 m²/s²
- 0-3 km storm-relative helicity
- 1101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
481 WWUS45 KCYS 130727 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 127 AM MDT Wed Oct 13 2021 WYZ101-102-107-131800- /O.UPG.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ /O.NEW.KCYS.BZ.W.0003.211013T0727Z-211013T1800Z/ Converse County Lower Elevations-Niobrara County- East Platte County- Including the cities of Douglas, Glenrock, Bill, Deer Creek, Lusk, Redbird, Wheatland, and Guernsey 127 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Additional snow accumulations of 5 to 10 inches. Winds gusting as high as 65 mph. * WHERE...Converse, Niobrara, Goshen, and eastern Platte counties including Douglas, Lusk, Torrington, and Wheatland. The heaviest snowfall amounts are expected near the Platte and Goshen County line northeastward across much of Niobrara County. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ108-131800- /O.UPG.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ /O.NEW.KCYS.BZ.W.0003.211013T0727Z-211013T1800Z/ Goshen County- Including the city of Torrington 127 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Additional snow accumulations of 5 to 10 inches. Winds gusting as high as 65 mph. * WHERE...Converse, Niobrara, Goshen, and eastern Platte counties including Douglas, Lusk, Torrington, and Wheatland. The heaviest snowfall amounts are expected near the Platte and Goshen County line northeastward across much of Niobrara County. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ095-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ Northern Sioux County- Including the city of Harrison 127 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 6 to 9 inches. Winds gusting as high as 60 mph. Visibilities reduced below one half miles at times. * WHERE...Pine Ridge in Northern Sioux County from Fort Robinson to Van Tassell. * WHEN...Until noon MDT Wednesday. * IMPACTS...Dangerous travel conditions due to icy, snow covered roads and very low visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ103>105-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin- Including the cities of Garrett, Esterbrook, Seminoe Dam, Medicine Bow, and Shirley Basin 127 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 6 to 12 inches in the lower elevations and 15 to 20 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Northern Carbon and Albany Counties and western Converse County including Douglas, Esterbrook, Shirley Basin and Muddy Gap and adjacent mountains. * WHEN...Until noon MDT Wednesday. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ109-110-112-114-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ Central Carbon County-North Snowy Range Foothills- Sierra Madre Range-Snowy Range- Including the cities of Rawlins, Arlington, Elk Mountain, Centennial, and Albany 127 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 4 to 8 inches in the lower elevations and 10 to 15 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Snowy Range and North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until noon MDT Wednesday. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ116-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 127 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations of 2 to 5 inches. Winds gusting as high as 65 mph. Visibilities less than one half mile possible. * WHERE...South Laramie Range including the Interstate 80 Summit between Laramie and Cheyenne. * WHEN...Until noon MDT Wednesday. * IMPACTS...Dangerous travel conditions due to icy, snow covered roads and very low visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ111-113-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Southwest Carbon County-Upper North Platte River Basin- Including the cities of Baggs, Saratoga, and Encampment 127 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected with some blowing snow possible. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 40 mph. * WHERE...Lower elevations of southern Carbon County including Baggs and Saratoga. * WHEN...Until noon MDT Wednesday. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ115-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Laramie Valley- Including the cities of Laramie and Bosler 127 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches. * WHERE...Laramie Valley including the city of Laramie. * WHEN...Until noon MDT Wednesday. * IMPACTS...Hazardous travel conditions due to slick roads and reduced visibilities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Dawes County- Including the cities of Chadron and Chadron St Park 127 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Pine Ridge in Dawes County south of Chadron to Crawford. Includes Chadron State Park. * WHEN...Until noon MDT Wednesday. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ CLH
3 follow-up statements
141 WWUS45 KCYS 130910 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 310 AM MDT Wed Oct 13 2021 NEZ095-131800- /O.UPG.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ /O.EXA.KCYS.BZ.W.0003.000000T0000Z-211013T1800Z/ Northern Sioux County- Including the city of Harrison 310 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Total snow accumulation 6 to 12 inches. Winds gusting as high as 65 mph. * WHERE...Northern Sioux County in the northern Nebraska Panhandle. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ101-102-107-108-131800- /O.CON.KCYS.BZ.W.0003.000000T0000Z-211013T1800Z/ Converse County Lower Elevations-Niobrara County- East Platte County-Goshen County- Including the cities of Douglas, Glenrock, Bill, Deer Creek, Lusk, Redbird, Wheatland, Guernsey, and Torrington 310 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Total snow accumulations of 6 to 12 inches. Winds gusting as high as 65 mph. * WHERE...Converse, Niobrara, Goshen, and eastern Platte counties including Douglas, Lusk, Torrington, and Wheatland. The heaviest snowfall amounts are expected near the Platte and Goshen County line northeastward across much of Niobrara County. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ103>105-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin- Including the cities of Garrett, Esterbrook, Seminoe Dam, Medicine Bow, and Shirley Basin 310 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 6 to 12 inches in the lower elevations and 15 to 20 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Northern Carbon and Albany counties and southwestern Converse County including Esterbrook, Shirley Basin, Muddy Gap, and adjacent mountains. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and very low visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ109-110-112-114-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ Central Carbon County-North Snowy Range Foothills- Sierra Madre Range-Snowy Range- Including the cities of Rawlins, Arlington, Elk Mountain, Centennial, and Albany 310 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 4 to 8 inches in the lower elevations and 10 to 15 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Snowy Range and North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ116-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 310 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 65 mph. Visibilities less than one half mile possible. * WHERE...South Laramie Range including the Interstate 80 Summit between Laramie and Cheyenne. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ019-096-131800- /O.EXA.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Scotts Bluff County-Southern Sioux County- Including the cities of Scottsbluff, Gering, and Agate 310 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations of 1 to 3 inches. Winds gusting as high as 65 mph. Visibilities less than one half mile possible. * WHERE...Scotts Bluff and southern Sioux Counties including Scottsbluff, Gering, and Agate. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. High winds will also create dangerous conditions for light weight and high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ111-113-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Southwest Carbon County-Upper North Platte River Basin- Including the cities of Baggs, Saratoga, and Encampment 310 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected with some blowing snow possible. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 40 mph. * WHERE...Lower elevations of southern Carbon County including Baggs and Saratoga. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ115-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Laramie Valley- Including the cities of Laramie and Bosler 310 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches. * WHERE...Laramie Valley including the city of Laramie. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to slick roads and reduced visibilities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Dawes County- Including the cities of Chadron and Chadron St Park 310 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Pine Ridge in Dawes County south of Chadron to Crawford. Includes Chadron State Park. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. High winds will also create dangerous conditions for light weight and high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ CLH
859 WWUS45 KCYS 131032 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 432 AM MDT Wed Oct 13 2021 WYZ106-131800- /O.EXA.KCYS.BZ.W.0003.000000T0000Z-211013T1800Z/ Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 432 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Total snow accumulation 6 to 12 inches. Winds gusting as high as 65 mph. * WHERE...East Central Wyoming and the Northern Nebraska Panhandle including Converse, Niobrara, Platte, Goshen, and northern Sioux Counties. This includes but is not limited to Douglas, Glendo, Wheatland, Bordeaux, Chugwater, Torrington, Lusk, and Harrison. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ095-WYZ101-102-107-108-131800- /O.CON.KCYS.BZ.W.0003.000000T0000Z-211013T1800Z/ Northern Sioux County-Converse County Lower Elevations- Niobrara County-East Platte County-Goshen County- Including the cities of Harrison, Douglas, Glenrock, Bill, Deer Creek, Lusk, Redbird, Wheatland, Guernsey, and Torrington 432 AM MDT Wed Oct 13 2021 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Blizzard conditions. Total snow accumulation 6 to 12 inches. Winds gusting as high as 65 mph. * WHERE...East Central Wyoming and the Northern Nebraska Panhandle including Converse, Niobrara, Platte, Goshen, and northern Sioux Counties. This includes but is not limited to Douglas, Glendo, Wheatland, Bordeaux, Torrington, Lusk, and Harrison. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and whiteout conditions in heavy snow and blowing snow. Avoid unnecessary travel! PRECAUTIONARY/PREPAREDNESS ACTIONS... Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ103>105-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin- Including the cities of Garrett, Esterbrook, Seminoe Dam, Medicine Bow, and Shirley Basin 432 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 6 to 12 inches in the lower elevations and 15 to 20 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Northern Carbon and Albany counties and southwestern Converse County including Esterbrook, Shirley Basin, Muddy Gap, and adjacent mountains. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and very low visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ109-110-112-114-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ Central Carbon County-North Snowy Range Foothills- Sierra Madre Range-Snowy Range- Including the cities of Rawlins, Arlington, Elk Mountain, Centennial, and Albany 432 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 4 to 8 inches in the lower elevations and 10 to 15 inches in the mountains. Winds gusting as high as 50 mph. Whiteout conditions possible at times. * WHERE...Snowy Range and North Snowy Range Foothills including Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. Mountain recreation may be life threatening to those caught unprepared for severe winter conditions as hikers can easily become disoriented with hypothermia setting in quickly. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ116-131800- /O.CON.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 432 AM MDT Wed Oct 13 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 65 mph. Visibilities less than one half mile possible. * WHERE...South Laramie Range including the Interstate 80 Summit between Laramie and Cheyenne. * WHEN...Until noon MDT today. * IMPACTS...Extremely dangerous or impossible travel conditions due to icy, snow packed roads and near zero visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ020-WYZ118-119-131800- /O.EXA.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Banner County-Central Laramie County-East Laramie County- Including the cities of Harrisburg, Cheyenne, and Pine Bluffs 432 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Periods of snow and blowing snow. Additional snow accumulations of 3 to 6 inches possible under heavier bands. * WHERE...Banner County in Nebraska and mainly northern portions of Laramie County in Wyoming to the north and east of the city of Cheyenne. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ019-096-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Scotts Bluff County-Southern Sioux County- Including the cities of Scottsbluff, Gering, and Agate 432 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations of 1 to 3 inches. Winds gusting as high as 65 mph. Visibilities less than one half mile possible. * WHERE...Scotts Bluff and southern Sioux Counties including Scottsbluff, Gering, and Agate. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. High winds will also create dangerous conditions for light weight and high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ111-113-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Southwest Carbon County-Upper North Platte River Basin- Including the cities of Baggs, Saratoga, and Encampment 432 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected with some blowing snow possible. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 40 mph. * WHERE...Lower elevations of southern Carbon County including Baggs and Saratoga. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ115-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Laramie Valley- Including the cities of Laramie and Bosler 432 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow expected. Total snow accumulations of 3 to 6 inches. * WHERE...Laramie Valley including the city of Laramie. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to slick roads and reduced visibilities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-131800- /O.CON.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Dawes County- Including the cities of Chadron and Chadron St Park 432 AM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow and blowing snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Pine Ridge in Dawes County south of Chadron to Crawford. Includes Chadron State Park. * WHEN...Until noon MDT today. * IMPACTS...Hazardous travel conditions due to icy, snow covered roads and reduced visibilities in falling and blowing snow. High winds will also create dangerous conditions for light weight and high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ CLH
505 WWUS45 KCYS 131804 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1204 PM MDT Wed Oct 13 2021 NEZ095-WYZ101-102-106>108-131915- /O.EXP.KCYS.BZ.W.0003.000000T0000Z-211013T1800Z/ Northern Sioux County-Converse County Lower Elevations- Niobrara County-Central Laramie Range and Southwest Platte County- East Platte County-Goshen County- Including the cities of Harrison, Douglas, Glenrock, Bill, Deer Creek, Lusk, Redbird, Bordeaux, Wheatland, Guernsey, and Torrington 1204 PM MDT Wed Oct 13 2021 ...BLIZZARD WARNING HAS EXPIRED... Snowfall has ended across the region, thus the Blizzard Warning has been allowed to expire. Travel conditions will remain difficult through the rest of the day, with gusty winds and local blowing snow still expected through this evening. $$ WYZ103>105-109-110-112-114-116-131915- /O.EXP.KCYS.WS.W.0016.000000T0000Z-211013T1800Z/ North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin-Central Carbon County-North Snowy Range Foothills- Sierra Madre Range-Snowy Range-South Laramie Range- Including the cities of Garrett, Esterbrook, Seminoe Dam, Medicine Bow, Shirley Basin, Rawlins, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, and Vedauwoo 1204 PM MDT Wed Oct 13 2021 ...WINTER STORM WARNING HAS EXPIRED... Snowfall has ended across the region, thus the Winter Storm Warning has been allowed to expire. Travel conditions will remain difficult through the rest of the day, with gusty winds and local blowing snow still expected through this evening. $$ NEZ002-019-020-096-WYZ111-113-115-118-119-131915- /O.EXP.KCYS.WW.Y.0034.000000T0000Z-211013T1800Z/ Dawes County-Scotts Bluff County-Banner County- Southern Sioux County-Southwest Carbon County- Upper North Platte River Basin-Laramie Valley- Central Laramie County-East Laramie County- Including the cities of Chadron, Chadron St Park, Scottsbluff, Gering, Harrisburg, Agate, Baggs, Saratoga, Encampment, Laramie, Bosler, Cheyenne, and Pine Bluffs 1204 PM MDT Wed Oct 13 2021 ...WINTER WEATHER ADVISORY HAS EXPIRED... Snowfall has ended across the region, thus the Winter Weather Advisory has been allowed to expire. Travel conditions will remain difficult through the rest of the day, with gusty winds and local blowing snow still expected through this evening. $$
Nearby
Blizzard Warnings in Wyoming, 2021Blizzard Warnings in Nebraska, 2021Every blizzard 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.