Alert archive / Wyoming / Winter Storm Warnings in 2020
Winter Storm Warning 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Apr 1, 2020, 3:13 PM MDT for 5 counties in Wyoming. It took effect at Apr 1, 2020, 6:00 PM MDT. It was in force for 24 hr. 16 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
- Apr 1, 2020, 3:13 PM MDT (21:13 UTC)
- In effect from
- Apr 1, 2020, 6:00 PM MDT
- Expired
- Apr 2, 2020, 5:54 PM MDT
- In force
- 24 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Converse County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 141 km from the middle of the area, began a volume at 21:15 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 |
|---|---|---|---|
| Apr 2, 6:00 AM MDT | SNOW 2.5 | 21.9 Nne Rolling Hills, WY | CORRECTS PREVIOUS SNOW REPORT FROM 21.9 NNE ROLLING HILLS. |
| Apr 2, 6:00 AM MDT | SNOW 5.2 | 4.3 Wsw Douglas, WY | 0.32 MELTED DOWN. |
| Apr 2, 7:00 AM MDT | HEAVY SNOW 6 | 14 Sw Douglas, WY | . |
| Apr 2, 7:00 AM MDT | HEAVY SNOW 8 | 0.6 Wnw Glenrock, WY | CORRECTS PREVIOUS HEAVY SNOW REPORT FROM 0.6 WNW GLENROCK. 0.60 INCH MELTED DOWN. |
| Apr 2, 8:00 AM MDT | HEAVY SNOW 7 | 17 S Glenrock, WY | REPORTED 3 MILES FURTHER SOUTH AND HIGHER ELEVATION, SNOW WAS AROUND 8-10 INCHES. |
| Apr 2, 1:00 PM MDT | SNOW 6 | 1 Ssw Windy Peak, WY | WINDY PEAK SNOTEL IN THE LARAMIE RANGE. ELEVATION 7900 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:00 PM MDT | SNOW 6 | 2 Wsw Bottle Creek Camp, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:00 PM MDT | SNOW 6 | 3 Wnw Sugar Loaf Campgr, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:00 PM MDT | SNOW 6 | 4 Nw Hog Park Reservoir, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:00 PM MDT | SNOW 7.5 | 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 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:00 PM MDT | SNOW 8 | 2 Sw Campbell Creek Cam, WY | LA PRELE CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8375 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Apr 2, 1:55 PM MDT | HEAVY SNOW 8 | 0.6 Wnw Glenrock, WY | 0.60 INCH MELTED DOWN. |
| Apr 2, 2:00 PM MDT | SNOW 2.5 | 21.9 Nne Rolling Hills, WY | |
| Apr 2, 2:15 PM MDT | SNOW 4 | Glenrock, WY | STILL SNOWING. THERE HAS BEEN CONSIDERABLE MELTING THROUGH THE DAY. |
| Apr 2, 2:45 PM MDT | SNOW 5 | 1 Se Dull Center, WY | |
| Apr 2, 2:50 PM MDT | HEAVY SNOW 6 | 10 Nne Redbird, WY |
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, 9.2 hours before the alert went out and 250 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
- 1448 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 250 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
579 WWUS45 KCYS 012113 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 313 PM MDT Wed Apr 1 2020 ...MIXED PRECIPITATION EXPECTED WEDNESDAY EVENING TRANSITIONING FROM NORTHWEST TO SOUTHEAST TO ALL SNOW THURSDAY... WYZ103-030300- /O.UPG.KCYS.WW.Y.0022.200402T0000Z-200403T0300Z/ /O.NEW.KCYS.WS.W.0013.200402T0000Z-200403T0300Z/ North Laramie Range- Including the city of Garrett 313 PM MDT Wed Apr 1 2020 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 9 PM MDT THURSDAY... * WHAT...Mixed precipitation expected this evening transiting to all snow by 6 am Thursday. Total snow accumulations of 5 to 10 inches with locally heavier amounts of 12 to 14 inches. Ice accumulations of up to one tenth of an inch. * WHERE...North Laramie Range. * WHEN...From 6 PM this evening to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. Hikers and snowmobilers may become disoriented or lost. 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. && $$ WYZ101-102-030300- /O.UPG.KCYS.WW.Y.0022.200402T0000Z-200403T0300Z/ /O.NEW.KCYS.WS.W.0013.200402T0000Z-200403T0300Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Lusk, and Redbird 313 PM MDT Wed Apr 1 2020 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 9 PM MDT THURSDAY... * WHAT...Mixed precipitation expected transitioning to snow around midnight. Total snow accumulations of 4 to 7 inches with locally heavier amounts particularly along the Pine Ridge. Ice accumulations less than one tenth of an inch. * WHERE...Niobrara and Converse Counties, including Douglas, Bill, and Lusk. * WHEN...From 6 PM this evening to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ112-114-030300- /O.NEW.KCYS.WS.W.0013.200402T0000Z-200403T0300Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 313 PM MDT Wed Apr 1 2020 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 9 PM MDT THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 3 to 7 inches. 8 to 14 inches above 8000 feet of elevation. * WHERE...The Snowy and Sierra Madre Ranges. * WHEN...From 6 PM this evening to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. Hikers and snowmobilers may become disoriented or lost. 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. && $$ WYZ116-030300- /O.EXB.KCYS.WW.Y.0022.200402T0600Z-200403T0600Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 313 PM MDT Wed Apr 1 2020 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT THURSDAY NIGHT... * WHAT...Mixed precipitation expected transitioning to snow Thursday morning. Total snow accumulations of 3 to 5 inches with locally heavier amounts. Ice accumulations less than one tenth of an inch. * WHERE...The South Laramie Range, including the I-80 Summit, Buford, and Pumpkin Vine. * WHEN...From midnight tonight to midnight MDT Thursday night. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ115-030300- /O.EXB.KCYS.WW.Y.0022.200402T1200Z-200403T0300Z/ Laramie Valley- Including the cities of Bosler and Laramie 313 PM MDT Wed Apr 1 2020 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 9 PM MDT THURSDAY... * WHAT...Mixed precipitation early, transitioning to all snow. Total snow accumulations of 2 to 4 inches and ice accumulations of a light glaze. * WHERE...Laramie Valley. * WHEN...From 6 AM to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. 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. && $$ WYZ106-109>111-113-030300- /O.EXA.KCYS.WW.Y.0022.200402T0000Z-200403T0300Z/ Central Laramie Range and Southwest Platte County- Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Bordeaux, Rawlins, Arlington, Elk Mountain, Baggs, Saratoga, and Encampment 313 PM MDT Wed Apr 1 2020 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 9 PM MDT THURSDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 5 inches with locally heavier amounts. * WHERE...Areas of Carbon, Albany and west Platte Counties. This includes, Rawlins, Encampment, Saratoga, Dixon, Arlington, Centennial, and Bordeaux. * WHEN...From 6 PM this evening to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-095-030300- /O.CON.KCYS.WW.Y.0022.200402T0300Z-200403T0600Z/ Dawes-North Sioux- Including the cities of Chadron, Chadron St Park, and Harrison 313 PM MDT Wed Apr 1 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT MDT THURSDAY NIGHT... * WHAT...Mixed precipitation expected transitioning to all snow early Thursday morning. Total snow accumulations of 2 to 4 inches, with locally higher amounts along the Pine Ridge. Ice accumulations of up to one tenth of an inch. * WHERE...Dawes County including Chadron and northern Sioux County including Harrison. * WHEN...From 9 PM this evening to midnight MDT Thursday night. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. 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. && $$ WYZ104-105-030300- /O.CON.KCYS.WW.Y.0022.200402T0000Z-200403T0300Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Including the cities of Seminoe Dam, Medicine Bow, and Shirley Basin 313 PM MDT Wed Apr 1 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 9 PM MDT THURSDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 5 inches with locally heavier amounts. 10 to 12 inches expected across the Seminoe, Ferris and Pedro Mountain Ranges. * WHERE...Shirley Basin and Ferris, Seminoe, and Shirley Mountains including Muddy Gap. * WHEN...From 6 PM this evening to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
4 follow-up statements
240 WWUS45 KCYS 020838 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 238 AM MDT Thu Apr 2 2020 ...SNOW OVER CENTRAL WYOMING MOVING FROM NORTHWEST TO SOUTHEAST DURING THE DAY THURSDAY... ...FREEZING DRIZZLE ONGOING FOR I-80 CORRIDOR FROM CHEYENNE THROUGH SIDNEY CHANGING TO SNOW THURSDAY AFTERNOON... WYZ103-030000- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ North Laramie Range- Including the city of Garrett 238 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Snow expected. Additional snow accumulations of 3 to 6 inches. * WHERE...North Laramie Range. * WHEN...Until 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. Hikers and snowmobilers may become disoriented or lost. 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. && $$ WYZ101-102-030000- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Lusk, and Redbird 238 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Additional snow accumulations of 3 to 6 inches with locally heavier amounts particularly along the Pine Ridge. * WHERE...Niobrara and Converse Counties, including Douglas, Bill, and Lusk. * WHEN...Until 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ112-114-030000- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 238 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Heavy snow expected. Additional snow accumulations of 3 to 7 inches, especially above 8000 feet of elevation. * WHERE...The Snowy and Sierra Madre Ranges. * WHEN...Until 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult. Hikers and snowmobilers may become disoriented or lost. 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. && $$ NEZ019>021-054-055-WYZ117>119-030000- /O.EXA.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Scotts Bluff County-Banner County-Morrill County-Kimball County- Cheyenne County-South Laramie Range Foothills- Central Laramie County-East Laramie County- Including the cities of Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Sidney, Brownson, Whitaker, Federal, Horse Creek, Cheyenne, and Pine Bluffs 238 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Freezing drizzle expected transitioning to snow Thursday afternoon. Snow accumulations of up to one inch and ice accumulations of up to one tenth of an inch. * WHERE...Along and southeast of a line from Cheyenne to Scottsbluff including the I-80 Corridor from Cheyenne to Sidney. * WHEN...Until 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy roads. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-095-030000- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ Dawes County-Northern Sioux County- Including the cities of Chadron, Chadron St Park, and Harrison 238 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation expected transitioning to all snow early Thursday morning. Total snow accumulations of 1 to 3 inches, with locally higher amounts along the Pine Ridge. Ice accumulations of up to one tenth of an inch. * WHERE...Dawes County including Chadron and northern Sioux County including Harrison. * WHEN...Until midnight MDT Thursday night. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. 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. && $$ WYZ116-030000- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 238 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation expected transitioning to snow Thursday morning. Total snow accumulations of 2 to 4 inches. Ice accumulations less than one tenth of an inch. * WHERE...The South Laramie Range, including the I-80 Summit, Buford, and Pumpkin Vine. * WHEN...Until midnight MDT Thursday night. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ104>106-109>111-113-030000- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Bordeaux, Rawlins, Arlington, Elk Mountain, Baggs, Saratoga, and Encampment 238 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Snow expected. Additional snow accumulations of 2 to 5 inches with locally heavier amounts, especially across the Seminoe, Ferris and Pedro Mountain Ranges. * WHERE...Shirley Basin and Ferris, Seminoe, and Shirley Mountains including Muddy Gap. * WHEN...Until 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. 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. && $$ WYZ115-030000- /O.CON.KCYS.WW.Y.0022.200402T1200Z-200403T0300Z/ Laramie Valley- Including the cities of Bosler and Laramie 238 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation early, transitioning to all snow. Total snow accumulations of 2 to 4 inches and ice accumulations of a light glaze. * WHERE...Laramie Valley. * WHEN...From 6 AM to 9 PM MDT Thursday. * IMPACTS...Travel could be very difficult due to icy, snow covered roads. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ Brothers
184 WWUS45 KCYS 021629 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1029 AM MDT Thu Apr 2 2020 ...SNOW OVER CENTRAL WYOMING MOVING FROM NORTHWEST TO SOUTHEAST DURING THE DAY THURSDAY... ...FREEZING DRIZZLE ONGOING FOR I- 80 CORRIDOR FROM CHEYENNE THROUGH SIDNEY CHANGING TO SNOW THIS AFTERNOON... WYZ103-030030- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ North Laramie Range- Including the city of Garrett 1029 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...North Laramie Mountain Range * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. 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. && $$ WYZ101-102-030030- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Lusk, and Redbird 1029 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Converse and Niobrara Counties * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ112-114-030030- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 1029 AM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations of 2 to 4 inches and ice accumulations of a light glaze. * WHERE...Sierra Madre and Snowy Mountain Ranges * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. 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. && $$ NEZ003-096-WYZ107-108-030030- /O.EXA.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Box Butte-South Sioux-East Platte County-Goshen County- Including the cities of Alliance, Agate, Wheatland, Guernsey, and Torrington 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Platte, Goshen, Sioux, and Box Butte Counties * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ002-095-030030- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ Dawes-North Sioux- Including the cities of Chadron, Chadron St Park, and Harrison 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...Dawes and northern Sioux * WHEN...Until midnight MDT tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$ WYZ116-030030- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation. Additional snow accumulations of 1 to 3 inches and ice accumulations of a light glaze. * WHERE...South Laramie Mountains * WHEN...Until midnight MDT tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ104>106-109>111-113-030030- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Bordeaux, Rawlins, Arlington, Elk Mountain, Baggs, Saratoga, and Encampment 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...Higher terrain west of Laramie Mountains * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$ WYZ115-030030- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Laramie Valley- Including the cities of Bosler and Laramie 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...Laramie Valley * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ019>021-054-055-WYZ117>119-030030- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Scotts Bluff County-Banner County-Morrill-Kimball County-Cheyenne- South Laramie Range Foothills-Central Laramie County- East Laramie County- Including the cities of Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Brownson, Sidney, Whitaker, Federal, Horse Creek, Cheyenne, and Pine Bluffs 1029 AM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Southeast Wyoming and southern NE Panhandle * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$ Allen
750 WWUS45 KCYS 022246 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 446 PM MDT Thu Apr 2 2020 ...SNOW OVER CENTRAL WYOMING MOVING FROM NORTHWEST TO SOUTHEAST DURING THE DAY THURSDAY... WYZ112-114-030000- /O.CAN.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Sierra Madre Range-Snowy Range- Including the cities of Centennial and Albany 446 PM MDT Thu Apr 2 2020 ...WINTER STORM WARNING IS CANCELLED... Snow has really tapered off in the Snowy and Sierra Madre Ranges this afternoon and heavy snow is no longer expected. Therefore...the Winter Storm Warnings have been cancelled early. $$ WYZ104>106-109>111-113-030000- /O.CAN.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin, Bordeaux, Rawlins, Arlington, Elk Mountain, Baggs, Saratoga, and Encampment 446 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has really tapered off in the Snowy and Sierra Madre Ranges this afternoon and heavy snow is no longer expected. Therefore...the Winter Weather Advisories have been cancelled early. $$ WYZ103-030300- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ North Laramie Range- Including the city of Garrett 446 PM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Additional snow accumulations of up to two inches. * WHERE...North Laramie Mountain Range. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ101-102-030300- /O.CON.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Converse County Lower Elevations-Niobrara County- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Lusk, and Redbird 446 PM MDT Thu Apr 2 2020 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Heavy mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Converse and Niobrara Counties. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. 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. && $$ NEZ002-095-030600- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ Dawes-North Sioux- Including the cities of Chadron, Chadron St Park, and Harrison 446 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...Dawes and northern Sioux. * WHEN...Until midnight MDT tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ WYZ116-030600- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 446 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Mixed precipitation. Additional snow accumulations of 1 to 3 inches and ice accumulations of a light glaze. * WHERE...South Laramie Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$ WYZ115-030300- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Laramie Valley- Including the cities of Bosler and Laramie 446 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to two inches and ice accumulations of a light glaze. * WHERE...Laramie Valley. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NEZ003-019>021-054-055-096-WYZ107-108-117>119-030300- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Box Butte-Scotts Bluff County-Banner County-Morrill- Kimball County-Cheyenne-South Sioux-East Platte County- Goshen County-South Laramie Range Foothills- Central Laramie County-East Laramie County- Including the cities of Alliance, Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Brownson, Sidney, Agate, Wheatland, Guernsey, Torrington, Whitaker, Federal, Horse Creek, Cheyenne, and Pine Bluffs 446 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Platte, Goshen, Sioux, and Box Butte Counties. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$
780 WWUS45 KCYS 022354 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 554 PM MDT Thu Apr 2 2020 ...SNOW OVER CENTRAL WYOMING MOVING FROM NORTHWEST TO SOUTHEAST THROUGH THIS EVENING... WYZ101>103-030100- /O.CAN.KCYS.WS.W.0013.000000T0000Z-200403T0300Z/ Converse County Lower Elevations-Niobrara County- North Laramie Range- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Lusk, Redbird, and Garrett 554 PM MDT Thu Apr 2 2020 ...WINTER STORM WARNING IS CANCELLED... Snow has really tapered off in Converse and Niobrara Counties late this afternoon and heavy snow is no longer expected. Therefore...the Winter Storm Warnings have been cancelled early. $$ WYZ116-030100- /O.CAN.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 554 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has really tapered off over the Interstate 80 Summit late this afternoon and heavy snow is no longer expected. Therefore...the Winter Weather Advisory has been cancelled early. $$ WYZ107-108-115-117>119-030100- /O.CAN.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ East Platte County-Goshen County-Laramie Valley- South Laramie Range Foothills-Central Laramie County- East Laramie County- Including the cities of Wheatland, Guernsey, Torrington, Bosler, Laramie, Whitaker, Federal, Horse Creek, Cheyenne, and Pine Bluffs 554 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has really tapered off across the eastern plains of southeast Wyoming late this afternoon and heavy snow is no longer expected. Therefore...the Winter Weather Advisory has been cancelled early. $$ NEZ002-095-030600- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0600Z/ Dawes-North Sioux- Including the cities of Chadron, Chadron St Park, and Harrison 554 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Additional snow accumulations of up to two inches possible. * WHERE...Dawes and northern Sioux. * WHEN...Until midnight MDT tonight. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the 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. && $$ NEZ003-019>021-054-055-096-030300- /O.CON.KCYS.WW.Y.0022.000000T0000Z-200403T0300Z/ Box Butte-Scotts Bluff County-Banner County-Morrill- Kimball County-Cheyenne-South Sioux- Including the cities of Alliance, Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, Redington, Kimball, Brownson, Sidney, and Agate 554 PM MDT Thu Apr 2 2020 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Scotts Bluff, Sioux, Kimball and Cheyenne Counties. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 3:15 AM MDT | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 41 hr |
Nearby
Winter Storm Warnings in Wyoming, 2020Every winter storm warning in 2020
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.