Alert archive / Wyoming / Winter Storm Warnings in 2021
Winter Storm Warning 4, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Feb 4, 2021, 3:05 PM MST for Albany County, Carbon County, Wyoming. It took effect at Feb 4, 2021, 5:00 PM MST. It was in force for 39 hr. 24 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 4, 2021, 3:05 PM MST (22:05 UTC)
- In effect from
- Feb 4, 2021, 5:00 PM MST
- Expired
- Feb 6, 2021, 8:00 AM 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 22:11 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 5, 1:00 PM MST | SNOW 6 | 2 Nw Jack Creek Campgro, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. |
| Feb 5, 1:00 PM MST | SNOW 7.2 | 7 Wsw Battle Creek Camp, WY | BATTLE MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7440 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 18 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 14 | 2 E Battle Lake, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 14 | 2 Ne Rob Roy Reservoir, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 14 | 2 Wsw Bottle Creek Camp, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 16 | 4 S Bow River Campgroun, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 5/0900. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 16 | 5 Wsw Sugar Loaf Campgr, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 5/1100. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 16 | 8 Ene Hog Park Campgrou, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 5/1000. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 16 | Ene Nash Fork Campgroun, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 5/1000. |
| Feb 5, 1:00 PM 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 20 HOURS. HIT 12 INCHES ON 5/0900. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 24 | 1 Nw Whiskey Park, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 05/0500. |
| Feb 5, 1:00 PM MST | HEAVY SNOW 28 | 3 Wnw Sugar Loaf Campgr, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 1.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 20 HOURS. HIT 12 INCHES AT 5/0700. |
| Feb 5, 7:00 PM MST | SNOW 9 | 7 Wsw Battle Creek Camp, WY | BATTLE MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7440 FEET. SNOW WATER EQUIVALENT IS 0.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 18 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM MST | SNOW 10 | 2 Nw Jack Creek Campgro, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 0.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 20 | 2 Ne Rob Roy Reservoir, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM 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 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 20 | 8 Ene Hog Park Campgrou, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM 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 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 22 | Ene Nash Fork Campgroun, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 26 | 4 Nw Hog Park Reservoir, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 30 | 1 Nw Whiskey Park, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 5, 7:00 PM MST | HEAVY SNOW 44 | 3 Wnw Sugar Loaf Campgr, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 2.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 26 HOURS. |
| Feb 6, 7:00 AM MST | SNOW 3 | Elk Mountain, WY | COCORAHS STATION WY-CR-18 ELK MOUNTAIN 0.3 SW. |
| Feb 6, 7:00 AM MST | SNOW 3.1 | 1 Nw Centennial, WY | COCORAHS STATION WY-AB-108 CENTENNIAL 1.1 NNE. |
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, 10.1 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
- 1798 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 158 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
163 WWUS45 KCYS 042205 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 305 PM MST Thu Feb 4 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... Shortwave scattered snow showers will push through the region starting tonight into Saturday evening. Higher elevations such as the Sierra Madre and Snowy ranges could receive up to 15 inches thus a Winter Storm Warning is in effect for these areas until 5 PM MST Saturday. Blowing snow and reduce visibilities will impact the Arlington/Elk Mountain area thus a High Wind Warning is in effect until 11 AM MST Friday. WYZ112-114-050615- /O.NEW.KCYS.WS.W.0004.210205T0000Z-210207T0000Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 305 PM MST Thu Feb 4 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Heavy snow expected. Total snow accumulations of 7 to 15 inches. Winds gusting as high as 60 mph. * WHERE...Sierra Madre and Snowy Ranges. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Travel could be very difficult to impossible. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. 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. && $$ WYZ110-050615- /O.NEW.KCYS.WW.Y.0007.210204T2205Z-210205T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 305 PM MST Thu Feb 4 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST FRIDAY... * WHAT...Snow. Additional snow accumulations of up to one inch. Winds gusting as high as 65 mph. Blow snow possible. A High Wind Warning is in effect until 11 AM Friday. * WHERE...The Northern Snowy Range Foothills, including the Interstate 80 corridor near Arlington and Elk Mountain. * WHEN...Until 11 AM MST Friday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
6 follow-up statements
470 WWUS45 KCYS 051007 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 307 AM MST Fri Feb 5 2021 ...HEAVY MOUNTAIN SNOW CONTINUES THROUGH SATURDAY... ...LOCALIZED BLOWING AND DRIFTING SNOW WILL CONTINUE TO CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN TODAY... WYZ112-114-051800- /O.CON.KCYS.WS.W.0004.000000T0000Z-210207T0000Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 307 AM MST Fri Feb 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Heavy mountain snow. Total snow accumulations of 1 to 2 feet are expected. Higher amounts are possible over the highest peaks. * WHERE...Snowy and Sierra Madre Mountain ranges. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Mountain travel will be extremely dangerous or impossible due to icy, snow covered roads and near zero visibilities in falling and blowing snow. Outdoor recreation could be life threatening to those caught unprepared for severe winter conditions. Wind chills as low as 20 degrees below zero could result in frost bite and hypothermia in minutes if precautions are not taken. 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. && $$ WYZ110-051800- /O.CON.KCYS.WW.Y.0007.000000T0000Z-210205T1800Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 307 AM MST Fri Feb 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Periods of snow and blowing snow. Total snow accumulations of 1 to 2 inches expected, along with wind gusts up to 60 MPH. A High Wind Warning is also in effect. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 11 AM MST today. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low visibilities in falling or blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ CLH
306 WWUS45 KCYS 051756 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1056 AM MST Fri Feb 5 2021 ...HEAVY MOUNTAIN SNOW WILL CONTINUE THROUGH SATURDAY... ...BLOWING AND DRIFTING SNOW WILL CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN THROUGH SATURDAY... WYZ112-114-060200- /O.CON.KCYS.WS.W.0004.000000T0000Z-210207T0000Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 1056 AM MST Fri Feb 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Heavy mountain snow. Total snow accumulations of 1 to 2 feet are expected. Higher amounts are possible over the highest peaks. * WHERE...Snowy and Sierra Madre Mountain Ranges. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Mountain travel will be extremely dangerous or impossible due to icy, snow covered roads and near zero visibilities in falling and blowing snow. Outdoor recreation could be life threatening to those caught unprepared for severe winter conditions. Wind chills as low as 25 degrees below zero could result in frost bite and hypothermia in minutes if precautions are not taken. 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. && $$ WYZ110-060200- /O.EXT.KCYS.WW.Y.0007.000000T0000Z-210207T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1056 AM MST Fri Feb 5 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Periods of snow and blowing snow. Total snow accumulations of 1 to 2 inches expected, along with wind gusts up to 60 MPH. A High Wind Warning is also in effect from this evening through Saturday morning. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low visibilities in falling or blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
725 WWUS45 KCYS 052038 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 138 PM MST Fri Feb 5 2021 ...HEAVY MOUNTAIN SNOW WILL CONTINUE THROUGH SATURDAY... ...BLOWING AND DRIFTING SNOW WILL CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN THROUGH SATURDAY... WYZ112-114-061200- /O.CON.KCYS.WS.W.0004.000000T0000Z-210207T0000Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 138 PM MST Fri Feb 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Heavy snow. Additional snow accumulations of 12 to 14 inches. Total snow accumulations of 20 to 24 inches, with higher amounts over the highest peaks. Winds gusting as high as 60 mph. * WHERE...Snowy and Sierra Madre Mountain Ranges. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Mountain travel will be extremely dangerous or impossible due to icy, snow covered roads and near zero visibilities in falling and blowing snow. Outdoor recreation could be life threatening to those caught unprepared for severe winter conditions. Wind chills as low as 25 degrees below zero could result in frost bite and hypothermia in minutes if precautions are not taken. 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. && $$ WYZ110-061200- /O.CON.KCYS.WW.Y.0007.000000T0000Z-210207T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 138 PM MST Fri Feb 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Snow. Additional snow accumulations of up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
782 WWUS45 KCYS 060246 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 746 PM MST Fri Feb 5 2021 ...HEAVY MOUNTAIN SNOW WILL CONTINUE THROUGH SATURDAY... ...BLOWING AND DRIFTING SNOW WILL CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN THROUGH SATURDAY... WYZ112-114-061200- /O.CON.KCYS.WS.W.0004.000000T0000Z-210207T0000Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 746 PM MST Fri Feb 5 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Heavy snow. Additional snow accumulations of 12 to 14 inches. Total snow accumulations of 20 to 24 inches, with higher amounts over the highest peaks. Winds gusting as high as 60 mph. * WHERE...Snowy and Sierra Madre Mountain Ranges. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Mountain travel will be extremely dangerous or impossible due to icy, snow covered roads and near zero visibilities in falling and blowing snow. Outdoor recreation could be life threatening to those caught unprepared for severe winter conditions. Wind chills as low as 25 degrees below zero could result in frost bite and hypothermia in minutes if precautions are not taken. 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. && $$ NEZ020-021-054-055-WYZ119-061200- /O.EXB.KCYS.WW.Y.0007.210206T0300Z-210206T1200Z/ Banner County-Morrill-Kimball County-Cheyenne-East Laramie County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Brownson, Sidney, and Pine Bluffs 746 PM MST Fri Feb 5 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Snow expected. Additional snow accumulations of up to two inches with total snowfall of 4 to 5 inches. * WHERE...Interstate 80 Corridor from Lodgepole to Pine Bluffs. Southern Morrill and Banner Counties. * WHEN...Until 5 AM MST Saturday. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ110-061200- /O.CON.KCYS.WW.Y.0007.000000T0000Z-210207T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 746 PM MST Fri Feb 5 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY... * WHAT...Snow. Additional snow accumulations of up to 3 inches. Winds gusting as high as 60 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low 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. && $$
962 WWUS45 KCYS 061026 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 326 AM MST Sat Feb 6 2021 ...HEAVY MOUNTAIN SNOW WILL CONTINUE THROUGH THIS WEEKEND... ...BLOWING AND DRIFTING SNOW WILL CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN THROUGH SATURDAY... NEZ020-021-054-055-WYZ119-061130- /O.CAN.KCYS.WW.Y.0007.000000T0000Z-210206T1200Z/ Banner County-Morrill-Kimball County-Cheyenne-East Laramie County- Including the cities of Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Brownson, Sidney, and Pine Bluffs 326 AM MST Sat Feb 6 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Steady snowfall has diminished early this morning, with scattered snow flurries possible through sunrise. Therefore, will cancel the Winter Weather Advisory due to low travel impacts. $$ WYZ112-114-062200- /O.EXB.KCYS.WW.Y.0007.210207T0000Z-210207T1900Z/ /O.EXT.KCYS.WS.W.0004.000000T0000Z-210206T1500Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 326 AM MST Sat Feb 6 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 8 AM MST THIS MORNING... ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO NOON MST SUNDAY... * WHAT...For the Winter Storm Warning, heavy snow. Additional snow accumulations of 1 to 3 inches. For the Winter Weather Advisory, snow and blowing snow expected. Total snow accumulations Saturday night and Sunday of 5 to 10 inches, mainly on the north and northwest facing slopes and ridges. Winds gusting as high as 45 mph. * WHERE...The Snowy Range and Sierra Madre Range. * WHEN...For the Winter Storm Warning, until 8 AM MST this morning. For the Winter Weather Advisory, from 5 PM this afternoon to noon MST Sunday. * IMPACTS...Dangerous travel due to icy, snow packed 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. Slow down and use caution while traveling. && $$ WYZ110-062200- /O.CON.KCYS.WW.Y.0007.000000T0000Z-210207T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 326 AM MST Sat Feb 6 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Light snow and blowing snow. Additional snow accumulations of 1 to 2 inches. Additional snow is expected tonight. Winds gusting as high as 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Dangerous travel due to icy, snow packed roads and very low visibilities in falling and blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
854 WWUS45 KCYS 061505 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 805 AM MST Sat Feb 6 2021 ...BLOWING AND DRIFTING SNOW WILL CAUSE TRAVEL IMPACTS NEAR ARLINGTON AND ELK MOUNTAIN TODAY... WYZ112-114-070000- /O.EXP.KCYS.WS.W.0004.000000T0000Z-210206T1500Z/ /O.CON.KCYS.WW.Y.0007.210207T0000Z-210207T1900Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 805 AM MST Sat Feb 6 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO NOON MST SUNDAY... ...WINTER STORM WARNING HAS EXPIRED... * WHAT...Snow and blowing snow expected. Total snow accumulations tonight and Sunday of 5 to 10 inches, mainly on the north and northwest facing slopes and ridges. Winds gusting as high as 45 mph. * WHERE...Snowy and Sierra Madre Mountains. * WHEN...From 5 PM this afternoon to noon MST Sunday. * IMPACTS...Travel could be very difficult. Blowing snow will significantly reduce visibility. 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. && $$ WYZ110-070000- /O.CON.KCYS.WW.Y.0007.000000T0000Z-210207T0000Z/ North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 805 AM MST Sat Feb 6 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Light snow and blowing snow. Additional snow accumulations of 1 to 2 inches. Additional snow is expected tonight. Winds gusting as high as 65 mph. * WHERE...Arlington and Elk Mountain along Interstate 80 between Laramie and Rawlins. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Travel could be very difficult. Blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 4, 2:27 AM MST | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 33 hr |
| Feb 4, 3:05 PM MST | Winter Weather Advisory | CYS | Albany, Carbon, Goshen, Laramie, Platte | 3 days |
Nearby
Winter Storm Warnings in Wyoming, 2021Every winter storm 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.