Alert archive / Wyoming / Winter Storm Warnings in 2017
Winter Storm Warning 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at May 17, 2017, 1:16 AM MDT for 6 counties in Wyoming; Sioux County, Nebraska. It took effect at May 18, 2017, 12:00 AM MDT. It was in force for 37 hr. 60 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
- May 17, 2017, 1:16 AM MDT (07:16 UTC)
- In effect from
- May 18, 2017, 12:00 AM MDT
- Expired
- May 19, 2017, 12:45 PM MDT
- In force
- 37 hr
- Issued by
- NWS Cheyenne, WY
Counties Sioux County, NE, Albany County, WY, Carbon County, WY, Converse County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 119 km from the middle of the area, began a volume at 07:20 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 |
|---|---|---|---|
| May 18, 12:10 AM MDT | SNOW 0 | 10 S Laramie, WY | U.S. HIGHWAY 287 CLOSED DUE TO WINTER CONDITIONS FROM LARAMIE TO COLORADO STATE LINE. CLOSED BOTH DIRECTIONS. |
| May 18, 4:45 AM MDT | SNOW 4 | Rawlins, WY | WEST END OF CHEROKEE ROAD IN RAWLINS. 4 INCHES OF WET HEAVY SNOW ON GRASSY SURFACES. ROADS STILL WET. |
| May 18, 6:00 AM MDT | SNOW 2 | Shirley Basin, WY | |
| May 18, 6:00 AM MDT | HEAVY SNOW 6 | Sinclair, WY | |
| May 18, 6:30 AM MDT | SNOW 2.9 | 19 S Rock River, WY | |
| May 18, 6:30 AM MDT | SNOW 3.3 | 10 Wsw Rock River, WY | |
| May 18, 6:39 AM MDT | SNOW 5 | Rawlins, WY | REPORTED VIA FACEBOOK. 4-5 INCHES AND STILL SNOWING. |
| May 18, 7:00 AM MDT | SNOW 2.5 | 4 Ene Saratoga, WY | |
| May 18, 7:00 AM MDT | SNOW 4 | Saratoga, WY | |
| May 18, 7:00 AM MDT | SNOW 5 | 8 N Laramie, WY | |
| May 18, 7:00 AM MDT | SNOW 5.3 | 1 Ese Riverside, WY | |
| May 18, 7:00 AM MDT | SNOW 5.4 | Elk Mountain, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 6 | 2 Nne Encampment, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 6.8 | 1 Nne Centennial, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 8 | 7 S Laramie, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 9 | 1 Sw Laramie, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 10 | 6 Sse Laramie, WY | |
| May 18, 7:00 AM MDT | HEAVY SNOW 10.9 | 4 Se Buford, WY | |
| May 18, 7:30 AM MDT | SNOW 3.7 | 29 W Chugwater, WY | SYBILLE RESEARCH UNIT SITE. |
| May 18, 8:00 AM MDT | HEAVY SNOW 10.5 | 4 Se Laramie, WY | SNOW DEPTH 9 |
| May 18, 9:00 AM MDT | SNOW 2.4 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 0.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 2.4 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 0.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 3 | 38 Sw Douglas, WY | LA PRELE CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8375 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 4 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 4 | 35 S Rawlins, WY | SAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 4.8 | 10 Sw Encampment, 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 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | SNOW 5 | 14 E Dixon, 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 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 6 | 7 Nw Centennial, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 0.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 7 | 12 Sw Esterbrook, WY | WINDY PEAK SNOTEL IN THE LARAMIE RANGE. ELEVATION 7900 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 7.2 | 21 Sse Elk Mountain, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 0.6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 8.4 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 8.4 | 28 E Savery, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 9 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 0.9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 9.6 | 11 Sse Encampment, 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 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 9.6 | 30 Wnw Laramie, 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 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 9.6 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 10.2 | 10 Se Laramie, WY | CROW CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8330 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:00 AM MDT | HEAVY SNOW 10.2 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| May 18, 9:35 AM MDT | HEAVY SNOW 11 | 23 W Cheyenne, WY | CURT GOWDY STATE PARK VISITORS CENTER, JUST SHY OF 11 INCHES OF NEW SNOW. |
| May 18, 12:30 PM MDT | SNOW 6 | Baggs, WY | MELTING, BUT ESTIMATE ABOUT 6 INCHES SO FAR. |
| May 18, 12:30 PM MDT | HEAVY SNOW 7 | 10 N Cheyenne, WY | |
| May 18, 12:45 PM MDT | SNOW 4 | Rawlins, WY | STILL SNOWING. |
| May 18, 12:50 PM MDT | SNOW 2.5 | Burns, WY | 2-3 INCHES OF NEW SNOW. |
| May 18, 1:15 PM MDT | SNOW 5 | Chugwater, WY | |
| May 18, 5:00 PM MDT | HEAVY SNOW 10 | 10 Nne Cheyenne, WY | |
| May 18, 5:43 PM MDT | HEAVY SNOW 7.5 | 3 Ne Cheyenne, WY | TREE BRANCHES DOWN. |
| May 18, 7:00 PM MDT | HEAVY SNOW 12 | 4 Wsw Douglas, WY | |
| May 18, 7:20 PM MDT | HEAVY SNOW 10.5 | 11 Ne Chugwater, WY | REPORTED ON FACEBOOK. |
| May 18, 7:30 PM MDT | HEAVY SNOW 6 | 1 S Douglas, WY | REPORTED ON FACEBOOK. |
| May 18, 7:45 PM MDT | HEAVY SNOW 7 | Cheyenne, WY | REPORTED ON TWITTER |
| May 18, 8:00 PM MDT | HEAVY SNOW 18 | 25 S Glenrock, WY | REPORT ON FACEBOOK. |
| May 18, 9:00 PM MDT | HEAVY SNOW 14.4 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER THE PAST 36 HOURS. |
| May 18, 9:00 PM MDT | HEAVY SNOW 15 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER THE PAST 36 HOURS. |
| May 18, 9:00 PM MDT | HEAVY SNOW 15.6 | 28 E Savery, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER THE PAST 36 HOURS. |
| May 18, 9:00 PM MDT | HEAVY SNOW 17 | 10 Se Laramie, WY | CROW CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8330 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 36 HOURS. |
| May 18, 9:00 PM MDT | HEAVY SNOW 17 | 12 Sw Esterbrook, WY | WINDY PEAK SNOTEL IN THE LARAMIE RANGE. ELEVATION 7900 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER THE PAST 36 HOURS. |
| May 19, 2:42 AM MDT | SNOW 4 | Lusk, WY | ESTIMATED SNOW DEPTH OF 4 INCHES. A LOT OF MELTING HAS OCCURED AND ROADS ARE JUST WET IN TOWN. |
| May 19, 6:00 AM MDT | SNOW 6 | N Sinclair, WY | |
| May 19, 6:00 AM MDT | SNOW 10 | 2 Ene Cheyenne, WY | |
| May 19, 6:00 AM MDT | SNOW 11.4 | Nw Cheyenne, 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 (KRAP), launched 00:00Z, 7.3 hours before the alert went out and 279 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
- 8 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 765 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 262 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
The text
As transmitted.
651 WWUS45 KCYS 170716 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 116 AM MDT Wed May 17 2017 ...LATE SEASON WINTER STORM EXPECTED THURSDAY AND FRIDAY... .A strong Pacific storm system will move towards our area today with rain changing to snow tonight above 7000 feet. Unseasonably cold air will settle over the region late this week with accumulating snow, heavy at times, expected through Friday. WYZ103-110-114-116-172300- /O.UPG.KCYS.WS.A.0012.170518T0600Z-170519T2100Z/ /O.NEW.KCYS.WS.W.0013.170518T0600Z-170519T2100Z/ North Laramie Range-North Snowy Range Foothills-Snowy Range- South Laramie Range- Including the cities of Garrett, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, and Vedauwoo 116 AM MDT Wed May 17 2017 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snow, which is in effect from midnight tonight to 3 PM MDT Friday. The Winter Storm Watch is no longer in effect. * TIMING...Midnight tonight to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...12 to 24 inches for the mountains with up to 36 inches in some locations. 6 to 12 inches for Arlington and Elk Mountain. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions above 7500 feet. Road conditions may improve for a time Thursday afternoon, but are expected to deteriorate quickly Thursday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ112-117-172300- /O.NEW.KCYS.WS.W.0013.170518T0600Z-170519T2100Z/ Sierra Madre Range-South Laramie Range Foothills- Including the cities of Whitaker, Federal, and Horse Creek 116 AM MDT Wed May 17 2017 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snow, which is in effect from midnight tonight to 3 PM MDT Friday. * TIMING...Midnight tonight to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...12 to 20 inches. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Slushy or snow packed roadways will create hazardous travel conditions. Road conditions may improve for a time Thursday afternoon, but are expected to deteriorate quickly Thursday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-115-118-172300- /O.NEW.KCYS.WS.A.0013.170519T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-Laramie Valley-Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Bosler, Laramie, and Cheyenne 116 AM MDT Wed May 17 2017 ...WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... The National Weather Service in Cheyenne has issued a Winter Storm Watch, which is in effect from Thursday evening through Friday afternoon. * TIMING...6 pm Thursday to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...5 to 10 inches possible. * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is a potential for significant snow...sleet...or ice accumulations that may impact travel. Continue to monitor the latest forecasts. && $$ RUBIN/CLAYCOMB
11 follow-up statements
993 WWUS45 KCYS 172125 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 325 PM MDT Wed May 17 2017 ...LATE SEASON WINTER STORM EXPECTED THURSDAY AND FRIDAY... .A strong Pacific storm system will move towards our area today with rain changing to snow tonight above 6500 feet. Unseasonably cold air will settle over the region late this week with accumulating snow, heavy at times, through Friday. WYZ105-106-115-181245- /O.UPG.KCYS.WS.A.0013.170519T0000Z-170519T2100Z/ /O.EXB.KCYS.WS.W.0013.170518T0900Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- Laramie Valley- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Bosler, and Laramie 325 PM MDT Wed May 17 2017 ...WINTER STORM WARNING IN EFFECT FROM 3 AM THURSDAY TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snow, which is in effect from 3 AM Thursday to 3 PM MDT Friday. The Winter Storm Watch is no longer in effect. * TIMING...3 am tonight through 3 pm Friday. Snow may begin as early as this evening, but will melt on area roadways initially. Periods of Snow will become steady and intensify after midnight. * TOTAL SNOW ACCUMULATIONS...6 to 12 inches with locally higher amounts possible. Lower snow amounts below 5500 feet. * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ103-110-112-114-116-117-181245- /O.CON.KCYS.WS.W.0013.170518T0600Z-170519T2100Z/ North Laramie Range-North Snowy Range Foothills- Sierra Madre Range-Snowy Range-South Laramie Range- South Laramie Range Foothills- Including the cities of Garrett, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 325 PM MDT Wed May 17 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MDT FRIDAY... * TIMING...Midnight tonight to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...1 to 2 feet for the mountains with up to 3 feet in some locations. 8 to 14 inches for Arlington and Elk Mountain. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 7500 feet. Road conditions may improve for a time Thursday afternoon, but are expected to deteriorate quickly Thursday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ104-109-111-113-181245- /O.NEW.KCYS.WW.Y.0025.170518T0900Z-170519T2100Z/ Ferris/Seminoe/Shirley Mountains-Central Carbon County- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 325 PM MDT Wed May 17 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM THURSDAY TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Weather Advisory for snow, which is in effect from 3 AM Thursday to 3 PM MDT Friday. * TIMING...3 am tonight through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches through Thursday evening with locally higher amounts. Additional snow accumulations are possible Thursday night and Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ107-118-181245- /O.CON.KCYS.WS.A.0013.170519T0000Z-170519T2100Z/ East Platte County-Central Laramie County- Including the cities of Wheatland, Guernsey, and Cheyenne 325 PM MDT Wed May 17 2017 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY AFTERNOON... * TIMING...6 pm Thursday to 3 pm Friday. Snow may begin as early as Thursday morning. * TOTAL SNOW ACCUMULATIONS...6 to 12 inches possible with locally higher amounts. * WINDS/VISIBILITY...North to northeast winds 20 to 30 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is a potential for significant snow...sleet...or ice accumulations that may impact travel. Continue to monitor the latest forecasts. && $$
970 WWUS45 KCYS 180403 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1003 PM MDT Wed May 17 2017 ...LATE SEASON WINTER STORM EXPECTED THURSDAY AND FRIDAY... WYZ107-118-181215- /O.UPG.KCYS.WS.A.0013.170519T0000Z-170519T2100Z/ /O.EXB.KCYS.WS.W.0013.170518T1500Z-170519T2100Z/ East Platte County-Central Laramie County- Including the cities of Wheatland, Guernsey, and Cheyenne 1003 PM MDT Wed May 17 2017 ...WINTER STORM WARNING IN EFFECT FROM 9 AM THURSDAY TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snowfall, which is in effect from 9 AM Thursday to 3 PM MDT Friday. The Winter Storm Watch is no longer in effect. * TIMING...9 am Thursday to 3 pm Friday. Snow may begin as early as Thursday morning. * TOTAL SNOW ACCUMULATIONS...8 to 14 inches possible with locally higher amounts. * WINDS/VISIBILITY...North to northeast winds 20 to 30 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ103-110-112-114-116-117-181215- /O.CON.KCYS.WS.W.0013.170518T0600Z-170519T2100Z/ North Laramie Range-North Snowy Range Foothills- Sierra Madre Range-Snowy Range-South Laramie Range- South Laramie Range Foothills- Including the cities of Garrett, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 1003 PM MDT Wed May 17 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Midnight tonight to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...1 to 2 feet for the mountains with up to 3 feet in some locations. 10 to 16 inches for Arlington and Elk Mountain. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 7500 feet. Road conditions may improve for a time Thursday afternoon, but are expected to deteriorate quickly Thursday night. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105-106-115-181215- /O.CON.KCYS.WS.W.0013.170518T0900Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- Laramie Valley- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Bosler, and Laramie 1003 PM MDT Wed May 17 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO 3 PM MDT FRIDAY... * TIMING...3 am tonight through 3 pm Friday. Snow may begin as early as this evening, but will melt on area roadways initially. Periods of Snow will become steady and intensify after midnight. * TOTAL SNOW ACCUMULATIONS...8 to 14 inches with locally higher amounts possible. Lower snow amounts below 5500 feet. * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ104-109-111-113-181215- /O.CON.KCYS.WW.Y.0025.170518T0900Z-170519T2100Z/ Ferris/Seminoe/Shirley Mountains-Central Carbon County- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 1003 PM MDT Wed May 17 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO 3 PM MDT FRIDAY... * TIMING...3 am tonight through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches through Thursday evening with locally higher amounts. Additional snow accumulations are possible Thursday night and Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
826 WWUS45 KCYS 180845 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 245 AM MDT Thu May 18 2017 ...LATE SEASON WINTER STORM EXPECTED TODAY THROUGH FRIDAY... NEZ095-WYZ102-190000- /O.EXB.KCYS.WS.W.0013.170518T2100Z-170519T2100Z/ North Sioux-Niobrara County- Including the cities of Harrison, Lusk, and Redbird 245 AM MDT Thu May 18 2017 ...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snow along the Pine Ridge, which is in effect from 3 PM this afternoon to 3 PM MDT Friday. * TIMING...3 pm this afternoon to 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...9 to 12 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Road conditions may improve for a time this afternoon, but are expected to deteriorate quickly tonight. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ103-110-112-114-116-117-190000- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-North Snowy Range Foothills- Sierra Madre Range-Snowy Range-South Laramie Range- South Laramie Range Foothills- Including the cities of Garrett, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 245 AM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...1 to 2 feet for the mountains with up to 3 feet in some locations. 10 to 16 inches for Arlington and Elk Mountain. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely. Road conditions may improve for a time this afternoon, but are expected to deteriorate quickly tonight. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ107-118-190000- /O.CON.KCYS.WS.W.0013.170518T1500Z-170519T2100Z/ East Platte County-Central Laramie County- Including the cities of Wheatland, Guernsey, and Cheyenne 245 AM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 3 PM MDT FRIDAY... * TIMING...9 am today through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...8 to 14 inches possible with locally higher amounts. * WINDS/VISIBILITY...North to northeast winds 20 to 30 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105-106-115-190000- /O.CON.KCYS.WS.W.0013.170518T0900Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- Laramie Valley- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Bosler, and Laramie 245 AM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 pm Friday. Snow may melt on area roadways initially. Periods of Snow will become steady and intensify through the day today. * TOTAL SNOW ACCUMULATIONS...8 to 14 inches with locally higher amounts possible. Lower snow amounts below 5500 feet. * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ101-190000- /O.EXB.KCYS.WW.Y.0025.170518T1800Z-170519T2100Z/ Converse County Lower Elevations- Including the cities of Bill, Douglas, Deer Creek, and Glenrock 245 AM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Weather Advisory for moderate to heavy snow, which is in effect from noon today to 3 PM MDT Friday. * TIMING...Noon today through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...4 to 6 inches through tonight with locally higher amounts. Additional snow accumulations are possible through Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ104-109-111-113-190000- /O.CON.KCYS.WW.Y.0025.170518T0900Z-170519T2100Z/ Ferris/Seminoe/Shirley Mountains-Central Carbon County- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 245 AM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches through tonight with locally higher amounts. Additional snow accumulations are possible Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
589 WWUS45 KCYS 181830 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1230 PM MDT Thu May 18 2017 ...POWERFUL STORM SYSTEM TO BRING HEAVY WET SNOW THROUGH FRIDAY... WYZ103-107-110-112-114-116>118-190600- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-East Platte County- North Snowy Range Foothills-Sierra Madre Range-Snowy Range- South Laramie Range-South Laramie Range Foothills- Central Laramie County- Including the cities of Garrett, Wheatland, Guernsey, Arlington, Elk Mountain, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, Horse Creek, and Cheyenne 1230 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...1 to 3 feet over the mountains. 10 to 20 inches at Cheyenne, Arlington, and Elk Mountain areas. * SNOW TOTALS AS OF NOON...Range from 6 inches in Cheyenne to a foot over the Interstate 80 Summit. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105-106-115-190600- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- Laramie Valley- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Bosler, and Laramie 1230 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...8 to 14 inches with locally higher amounts possible. Lower snow amounts below 5500 feet. * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Slushy or snow packed roads may create hazardous driving conditions. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ NEZ095-WYZ102-190600- /O.CON.KCYS.WS.W.0013.170518T2100Z-170519T2100Z/ North Sioux-Niobrara County- Including the cities of Harrison, Lusk, and Redbird 1230 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...3 PM this afternoon to 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...9 to 12 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ104-109-111-113-190600- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Ferris/Seminoe/Shirley Mountains-Central Carbon County- Southwest Carbon County-Upper North Platte River Basin- Including the cities of Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 1230 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches with locally higher amounts. Additional snow accumulations are possible Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ101-190600- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations- Including the cities of Bill, Douglas, Deer Creek, and Glenrock 1230 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 pm Friday. * TOTAL SNOW ACCUMULATIONS...4 to 6 inches through tonight with locally higher amounts. Additional snow accumulations are possible through Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
063 WWUS45 KCYS 181951 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 151 PM MDT Thu May 18 2017 ...POWERFUL STORM SYSTEM TO BRING HEAVY WET SNOW THROUGH MIDDAY FRIDAY... WYZ103-112-114-116-117-190600- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-Sierra Madre Range-Snowy Range- South Laramie Range-South Laramie Range Foothills- Including the cities of Garrett, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 151 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...1 to 3 feet. * SNOW TOTALS AS OF NOON...6 to 12 inches. Greatest amounts were observed at the highest elevations. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-110-115-118-190600- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-North Snowy Range Foothills-Laramie Valley- Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Arlington, Elk Mountain, Bosler, Laramie, and Cheyenne 151 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...10 to 18 inches with locally higher amounts possible * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ NEZ095-WYZ102-190600- /O.CON.KCYS.WS.W.0013.170518T2100Z-170519T2100Z/ North Sioux-Niobrara County- Including the cities of Harrison, Lusk, and Redbird 151 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...3 PM this afternoon to 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...6 to 12 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ108-119-190600- /O.EXA.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Goshen County-East Laramie County- Including the cities of Torrington and Pine Bluffs 151 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT FRIDAY... The National Weather Service in Cheyenne has issued a Winter Weather Advisory for snow, which is in effect until 3 PM MDT Friday. * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...2 to 6 inches. Highest amounts between Carpenter, Burns, and Gun Barrel. Wide variance in Goshen County, ranging from little to no snow between Fort Laramie and Torrington to 4 to 8 inches across the southwest part of the county. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ101-104-109-111-113-190600- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 151 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches with locally higher amounts. Some improvement is expected by midday Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ HAHN
432 WWUS45 KCYS 190354 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 954 PM MDT Thu May 18 2017 ...POWERFUL STORM SYSTEM TO BRING HEAVY WET SNOW THROUGH MIDDAY FRIDAY... WYZ103-112-114-116-117-191200- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-Sierra Madre Range-Snowy Range- South Laramie Range-South Laramie Range Foothills- Including the cities of Garrett, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 954 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...1 to 3 feet. * SNOW TOTALS AS OF NOON...6 to 12 inches. Greatest amounts were observed at the highest elevations. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-110-115-118-191200- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-North Snowy Range Foothills-Laramie Valley- Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Arlington, Elk Mountain, Bosler, Laramie, and Cheyenne 954 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...10 to 18 inches with locally higher amounts possible * WINDS/VISIBILITY...North to northeast winds 15 to 25 mph with higher gusts. Visibilities under one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ NEZ095-WYZ102-191200- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Sioux-Niobrara County- Including the cities of Harrison, Lusk, and Redbird 954 PM MDT Thu May 18 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...3 PM this afternoon to 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...6 to 12 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 20 to 30 mph with occasional higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ101-104-109-111-113-191200- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 954 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...3 to 6 inches with locally higher amounts. Some improvement is expected by midday Friday. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ108-119-191200- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Goshen County-East Laramie County- Including the cities of Torrington and Pine Bluffs 954 PM MDT Thu May 18 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY... * TIMING...Through 3 PM Friday. * TOTAL SNOW ACCUMULATIONS...2 to 6 inches. Highest amounts between Carpenter, Burns, and Gun Barrel. Wide variance in Goshen County, ranging from 1 inch between Fort Laramie and Torrington to 4 to 8 inches across the southwest part of the county. * WINDS/VISIBILITY...North to northeast winds between 15 to 25 mph with occasional higher gusts. Visibilities around one half mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. The heavy wet snow may also cause trees to fall on the power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
566 WWUS45 KCYS 191146 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 546 AM MDT Fri May 19 2017 ...POWERFUL STORM SYSTEM TO BRING HEAVY WET SNOW THROUGH MIDDAY TODAY... WYZ103-112-114-116-117-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-Sierra Madre Range-Snowy Range- South Laramie Range-South Laramie Range Foothills- Including the cities of Garrett, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 546 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...4 to 7 inches. The highest snowfall amounts are expected in the North Laramie Range. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-110-115-118-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-North Snowy Range Foothills-Laramie Valley- Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Arlington, Elk Mountain, Bosler, Laramie, and Cheyenne 546 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 5 inches. The highest snowfall amounts are expected in southwest Platte and northcentral Laramie Counties. * WINDS/VISIBILITY...North to northeast winds 10 to 15 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ NEZ095-WYZ102-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Sioux-Niobrara County- Including the cities of Harrison, Lusk, and Redbird 546 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 4 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ101-104-109-111-113-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 546 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM Today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 5 to 10 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ108-119-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Goshen County-East Laramie County- Including the cities of Torrington and Pine Bluffs 546 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 10 to 15 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. The heavy wet snow may also cause trees to fall on the power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
958 WWUS45 KCYS 191344 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 744 AM MDT Fri May 19 2017 ...POWERFUL STORM SYSTEM TO BRING HEAVY WET SNOW THROUGH MIDDAY TODAY... NEZ095-191445- /O.CAN.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Sioux- Including the city of Harrison 744 AM MDT Fri May 19 2017 ...WINTER STORM WARNING IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Storm Warning. A mix of rain and snow will change to snow before ending by this afternoon. Up to 2 inches of snow are possible along the higher ridges, otherwise a trace of snow is expected. Therefore, the Winter Storm Warning has been cancelled for today. $$ WYZ103-112-114-116-117-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-Sierra Madre Range-Snowy Range- South Laramie Range-South Laramie Range Foothills- Including the cities of Garrett, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 744 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...4 to 7 inches. The highest snowfall amounts are expected in the North Laramie Range. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-110-115-118-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-North Snowy Range Foothills-Laramie Valley- Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Arlington, Elk Mountain, Bosler, Laramie, and Cheyenne 744 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 5 inches. The highest snowfall amounts are expected in southwest Platte and northcentral Laramie Counties. * WINDS/VISIBILITY...North to northeast winds 10 to 15 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ102-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Niobrara County- Including the cities of Lusk and Redbird 744 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 4 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ101-104-109-111-113-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Bill, Douglas, Deer Creek, Glenrock, Seminoe Dam, Rawlins, Baggs, Saratoga, and Encampment 744 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM Today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 5 to 10 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ108-119-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Goshen County-East Laramie County- Including the cities of Torrington and Pine Bluffs 744 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 10 to 15 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. The heavy wet snow may also cause trees to fall on the power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
699 WWUS45 KCYS 191625 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1025 AM MDT Fri May 19 2017 WYZ112-191730- /O.CAN.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Sierra Madre Range- 1025 AM MDT Fri May 19 2017 ...WINTER STORM WARNING IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Storm Warning. Snow has tapered to scattered flurries across the Sierra Madre Range with periods of snow showers possible this afternoon. Little or no additional snow accumulation is expected, therefore the Winter Storm Warning has been cancelled. $$ WYZ104-108-109-111-113-191730- /O.CAN.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Ferris/Seminoe/Shirley Mountains-Goshen County- Central Carbon County-Southwest Carbon County- Upper North Platte River Basin- Including the cities of Seminoe Dam, Torrington, Rawlins, Baggs, Saratoga, and Encampment 1025 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Weather Advisory. Snow has either tapered to scattered snow flurries west of Interstate 25, or snow has switched back to rain. No additional snow accumulation is expected, therefore the Winter Weather Advisory has been cancelled. $$ WYZ103-114-116-117-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-Snowy Range-South Laramie Range- South Laramie Range Foothills- Including the cities of Garrett, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 1025 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...4 to 7 inches. The highest snowfall amounts are expected in the North Laramie Range. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ105>107-110-115-118-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-North Snowy Range Foothills-Laramie Valley- Central Laramie County- Including the cities of Medicine Bow, Shirley Basin, Bordeaux, Wheatland, Guernsey, Arlington, Elk Mountain, Bosler, Laramie, and Cheyenne 1025 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 5 inches. The highest snowfall amounts are expected in southwest Platte and north central Laramie Counties. * WINDS/VISIBILITY...North to northeast winds 10 to 15 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ102-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Niobrara County- Including the cities of Lusk and Redbird 1025 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 4 inches for areas in the Pine Ridge above 4800 feet. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Dangerous travel conditions likely above 4800 feet in the Pine Ridge. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ101-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations- Including the cities of Bill, Douglas, Deer Creek, and Glenrock 1025 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM Today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 5 to 10 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$ WYZ119-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ East Laramie County- Including the city of Pine Bluffs 1025 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 10 to 15 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. The heavy wet snow may also cause trees to fall on the power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
840 WWUS45 KCYS 191728 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1128 AM MDT Fri May 19 2017 WYZ102-105-110-114-115-191830- /O.CAN.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Niobrara County-Shirley Basin-North Snowy Range Foothills- Snowy Range-Laramie Valley- Including the cities of Lusk, Redbird, Medicine Bow, Shirley Basin, Arlington, Elk Mountain, Centennial, Albany, Bosler, and Laramie 1128 AM MDT Fri May 19 2017 ...WINTER STORM WARNING IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Storm Warning. Steady snowfall has taper to scattered snow flurries late this morning. Little or no additional snow accumulation are expected today, therefore cancelled the Winter Storm Warning. $$ WYZ101-191830- /O.CAN.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ Converse County Lower Elevations- Including the cities of Bill, Douglas, Deer Creek, and Glenrock 1128 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Weather Advisory. Steady snowfall will end shortly late this morning and early this afternoon. Little or no additional snow accumulation are expected today. $$ WYZ103-116-117-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range-South Laramie Range- South Laramie Range Foothills- Including the cities of Garrett, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek 1128 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...4 to 7 inches. The highest snowfall amounts are expected in the North Laramie Range. * WINDS/VISIBILITY...North to northeast winds between 10 to 20 mph with higher gusts. Visibilities below one half mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ106-107-118-192100- /O.CON.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ Central Laramie Range and Southwest Platte County- East Platte County-Central Laramie County- Including the cities of Bordeaux, Wheatland, Guernsey, and Cheyenne 1128 AM MDT Fri May 19 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...2 to 5 inches. The highest snowfall amounts are expected in southwest Platte and north central Laramie Counties. * WINDS/VISIBILITY...North to northeast winds 10 to 15 mph with higher gusts. Visibilities below one mile at times. * IMPACTS...Snow packed roadways will create hazardous travel conditions. Travel will be impossible at times. Trees with leaves could sustain broken limbs. Power lines may come down due to trees falling on lines. Isolated power outages expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency. && $$ WYZ119-192100- /O.CON.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ East Laramie County- Including the city of Pine Bluffs 1128 AM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... * TIMING...Through 3 PM today. * ADDITIONAL SNOW ACCUMULATIONS...1 to 2 inches. * WINDS/VISIBILITY...North to northeast winds between 10 to 15 mph with occasional higher gusts. Visibilities around one mile at times. * IMPACTS...Slushy roads may create hazardous driving conditions. Periods of snow-packed and slick roads are possible in the heavier snow bands. The heavy wet snow may also cause trees to fall on the power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities...and use caution while driving. && $$
820 WWUS45 KCYS 191845 WSWCYS URGENT - WINTER WEATHER MESSAGE National Weather Service Cheyenne WY 1245 PM MDT Fri May 19 2017 WYZ103-106-107-116>118-191945- /O.CAN.KCYS.WS.W.0013.000000T0000Z-170519T2100Z/ North Laramie Range- Central Laramie Range and Southwest Platte County- East Platte County-South Laramie Range- South Laramie Range Foothills-Central Laramie County- Including the cities of Garrett, Bordeaux, Wheatland, Guernsey, Buford, Pumpkin Vine, Vedauwoo, Whitaker, Federal, Horse Creek, and Cheyenne 1245 PM MDT Fri May 19 2017 ...WINTER STORM WARNING IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Storm Warning. Steady snow has ended, or will be ending shortly, over southeast Wyoming early this afternoon. Conditions will improve quickly, so the Winter Storm Warning has been cancelled. Isolated or scattered rain and snow showers are possible through this afternoon but no additional snow accumulation is expected. $$ WYZ119-191945- /O.CAN.KCYS.WW.Y.0025.000000T0000Z-170519T2100Z/ East Laramie County- Including the city of Pine Bluffs 1245 PM MDT Fri May 19 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... The National Weather Service in Cheyenne has cancelled the Winter Weather Advisory. Steady snow has ended over southeast Wyoming early this afternoon. Isolated or scattered rain and snow showers are possible through this afternoon but no additional snow accumulation is expected. $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 1:16 AM MDT | Winter Storm Watch | CYS | Albany, Carbon, Laramie, Platte | 21 hr |
| May 17, 3:25 PM MDT | Winter Weather Advisory | CYS | Carbon, Converse, Goshen, Laramie | 45 hr |
Nearby
Winter Storm Warnings in Wyoming, 2017Winter Storm Warnings in Nebraska, 2017Every winter storm warning in 2017
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.