Alert archive / Wyoming / Winter Storm Warnings in 2013
Winter Storm Warning 1, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Jan 10, 2013, 3:10 PM MST for Carbon County, Niobrara County, Wyoming; Dawes County, Sioux County, Nebraska. It took effect at Jan 10, 2013, 11:00 PM MST. It was in force for 30 hr. 22 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
- Jan 10, 2013, 3:10 PM MST (22:10 UTC)
- In effect from
- Jan 10, 2013, 11:00 PM MST
- Expired
- Jan 12, 2013, 4:41 AM MST
- In force
- 30 hr
- Issued by
- NWS Cheyenne, WY
Counties Dawes County, NE, Sioux County, NE, Carbon County, WY, Niobrara County, WY
The radar
The Cheyenne radar (KCYS), 150 km from the middle of the area, began a volume at 22:11 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 11, 7:36 AM MST | SNOW 1 | Lusk, WY | SNOW COVER RANGED FROM 1/4 INCH TO ONE INCH. |
| Jan 11, 12:12 PM MST | SNOW 2 | Lusk, WY | |
| Jan 11, 12:30 PM MST | SNOW 0 | 10 Sw Encampment, WY | LITTLE SNAKE RIVER SNOTEL EL 8915 SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 14 E Dixon, WY | BATTLE MTN SNOTEL EL 7440 SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 17 Ene Riverside, WY | SO BRUSH CRK SNOTEL EL 8440 FT SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 17 Sw Encampment, WY | SANDSTONE RES SNOTEL SITE EL 8150 SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 19 Wsw Encampment, WY | DIVIDE PK SNOTEL EL 8880 SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 28 E Savery, WY | WHISKEY PARK SNOTEL EL 8950 SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 30 Wnw Laramie, WY | SNAD CRK SNOTEL EL 10050 FT SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:30 PM MST | SNOW 2 | 35 S Rawlins, WY | SAGE CRK BASIN SNOTEL SWE 0.1 RATIO 20 TO 1 EL 7850 FT |
| Jan 11, 12:30 PM MST | SNOW 2 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL EL 250 FT SWE 0.1 RATIO 20 TO 1 |
| Jan 11, 12:48 PM MST | SNOW 1 | Chadron, NE | |
| Jan 11, 10:00 PM MST | SNOW 2 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 0.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 2 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 0.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 4 | 35 S Rawlins, WY | SAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS 0.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 6 | 11 Sse Encampment, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 6 | 2 Sw Hog Park Reservoir, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 0.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 8 | 14 E Dixon, WY | BATTLE MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7440 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 8 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 8 | 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 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | SNOW 10 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 0.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
| Jan 11, 10:00 PM MST | HEAVY SNOW 12 | 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 20 TO 1. ACCUMULATION WAS OVER PAST 23 HOURS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Rapid City, SD (KUNR), launched 12:00Z, 10.2 hours before the alert went out and 223 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
- 2556 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
686 WWUS45 KCYS 102210 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 310 PM MST THU JAN 10 2013 ...STORM SYSTEM TO BRING ACCUMULATING SNOW AND MUCH COLDER TEMPERATURES TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE FRIDAY... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND INTO THE PLAINS ON FRIDAY AND FRIDAY NIGHT. SNOW WILL DEVELOP OVER THE SNOWY AND SIERRA MADRE MOUNTAINS LATE TONIGHT...BEFORE SPREADING EAST ONTO THE PLAINS ON FRIDAY AND FRIDAY NIGHT. FREEZING DRIZZLE MAY PRECEDE THE SNOW ON FRIDAY MORNING OVER PARTS OF THE NEBRASKA PANHANDLE. THE HEAVIEST SNOW IS EXPECTED TO FALL OVER THE SIERRA MADRE AND SNOWY MOUNTAINS...WHERE LOCAL AMOUNTS OF UP TO 15 INCHES ARE POSSIBLE. LOWER ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED OVER EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. A GENERAL SNOWFALL OF 1 TO 3 INCHES IS EXPECTED ACROSS THE REMAINDER OF SOUTHEAST WYOMING AND THE SOUTHERN PANHANDLE. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS AS NORTH WINDS GUST AS HIGH AS 40 MPH DURING THE AFTERNOON. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILLS OF 15 TO 25 DEGREES BELOW ZERO ON FRIDAY NIGHT. WYZ112-111015- /O.UPG.KCYS.WS.A.0001.130111T0600Z-130112T1800Z/ /O.NEW.KCYS.WS.W.0001.130111T0600Z-130112T1800Z/ SIERRA MADRE RANGE- 310 PM MST THU JAN 10 2013 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...LATE TONIGHT THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ002-095-WYZ102-111015- /O.UPG.KCYS.WS.A.0001.130111T1200Z-130112T1800Z/ /O.NEW.KCYS.WS.W.0001.130111T1200Z-130112T1800Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 310 PM MST THU JAN 10 2013 ...WINTER STORM WARNING IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...FRIDAY MORNING THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. PATCHY FREEZING DRIZZLE MAY PRECEDE THE SNOW ON FRIDAY MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ114-111015- /O.UPG.KCYS.WS.A.0001.130111T0600Z-130112T1800Z/ /O.NEW.KCYS.WW.Y.0001.130111T0600Z-130112T1800Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 310 PM MST THU JAN 10 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...LATE TONIGHT THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ101-111015- /O.UPG.KCYS.WS.A.0001.130111T1200Z-130112T1800Z/ /O.NEW.KCYS.WW.Y.0001.130111T1200Z-130112T1800Z/ CONVERSE COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK 310 PM MST THU JAN 10 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...FRIDAY MORNING THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ NEZ003-019-096-WYZ103-107-108-111015- /O.NEW.KCYS.WW.Y.0001.130111T1200Z-130112T1800Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON 310 PM MST THU JAN 10 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM FRIDAY TO 11 AM MST SATURDAY. * TIMING...FRIDAY MORNING THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. PATCHY FREEZING DRIZZLE MAY PRECEDE THE SNOW OVER THE NEBRASKA PANHANDLE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ HAMMER
8 follow-up statements
772 WWUS45 KCYS 111015 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 315 AM MST FRI JAN 11 2013 ...STORM SYSTEM TO BRING ACCUMULATING SNOW AND MUCH COLDER TEMPERATURES TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE TODAY AND TONIGHT... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND INTO THE PLAINS TODAY AND TONIGHT. SNOW OCCURRING OVER THE SNOWY AND SIERRA MADRE MOUNTAINS AND WESTERN CARBON COUNTY TONIGHT WILL SPREAD EAST ONTO THE PLAINS LATER THIS MORNING AND CONTINUE THROUGH TONIGHT. AREAS OF FOG AND FREEZING FOG MAY PRECEDE THE SNOW EARLY THIS MORNING OVER PARTS OF THE NEBRASKA PANHANDLE. THE HEAVIEST SNOW IS EXPECTED TO FALL OVER THE SIERRA MADRE AND SNOWY MOUNTAINS...WHERE LOCAL AMOUNTS OF UP TO 15 INCHES ARE POSSIBLE. LOWER ACCUMULATIONS OF 3 TO 8 INCHES ARE EXPECTED OVER EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. A GENERAL SNOWFALL OF 1 TO 3 INCHES IS EXPECTED ACROSS THE REMAINDER OF SOUTHEAST WYOMING AND THE SOUTHERN PANHANDLE. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS LATE THIS MORNING THROUGH THE EVENING HOURS AS NORTH WINDS GUST AS HIGH AS 40 MPH. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILLS OF 15 TO 25 DEGREES BELOW ZERO LATE TONIGHT. NEZ002-095-WYZ102-120000- /O.CON.KCYS.WS.W.0001.130111T1200Z-130112T1800Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 315 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL BEGIN THIS MORNING AND WILL CONTINUE THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. PATCHY FOG AND FREEZING FOG MAY PRECEDE THE SNOW THIS MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ112-120000- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1800Z/ SIERRA MADRE RANGE- 315 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ003-019-096-WYZ101-103-107-108-120000- /O.CON.KCYS.WW.Y.0001.130111T1200Z-130112T1800Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...DOUGLAS...GLENROCK...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 315 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL BEGIN THIS MORNING AND WILL CONTINUE THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. PATCHY FOG AND FREEZING FOG MAY PRECEDE THE SNOW OVER THE NEBRASKA PANHANDLE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ114-120000- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1800Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 315 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$
895 WWUS45 KCYS 111703 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1003 AM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL BRING ACCUMULATING SNOW AND MUCH COLDER TEMPERATURES TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH TONIGHT... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND ONTO THE PLAINS THROUGH TONIGHT. SNOW WILL BE WIDESPREAD OVER SOUTHEAST WYOMING AND NORTHERN NEBRASKA PANHANDLE THIS MORNING AND SPREAD OVER THE SOUTHERN NEBRASKA PANHANDLE EARLY THIS AFTERNOON. THE SNOW WILL BE MODERATE TO HEAVY AT TIMES THROUGH THE EVENING. THE LARGEST ACCUMULATIONS OF SNOW WILL BE UP TO 15 INCHES IN THE SIERRA MADRE RANGE. OTHERWISE...ACCUMULATIONS OF 3 TO 8 INCHES ARE EXPECTED OVER EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. A GENERAL SNOWFALL OF 1 TO 3 INCHES IS EXPECTED ACROSS THE REMAINDER OF SOUTHEAST WYOMING AND THE SOUTHERN PANHANDLE. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS THROUGH THE EVENING HOURS AS NORTH WINDS GUST AS HIGH AS 40 MPH. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO LATE TONIGHT. NEZ002-095-WYZ102-112300- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1800Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 1003 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ112-112300- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1800Z/ SIERRA MADRE RANGE- 1003 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH 11 AM SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ003-019-096-WYZ101-103-107-108-112300- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1800Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...DOUGLAS...GLENROCK...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 1003 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH SATURDAY MORNING. THE SNOW WILL TAPER OFF TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ114-112300- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1800Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 1003 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH 11 AM SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WEILAND
538 WWUS45 KCYS 111853 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1153 AM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL BRING ACCUMULATING SNOW...MUCH COLDER TEMPERATURES AND GUSTY WINDS TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH TONIGHT... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND ONTO THE PLAINS THROUGH TONIGHT. SNOW WILL BE WIDESPREAD OVER SOUTHEAST WYOMING AND NORTHERN NEBRASKA PANHANDLE THIS MORNING AND SPREAD OVER THE SOUTHERN NEBRASKA PANHANDLE EARLY THIS AFTERNOON. THE SNOW WILL BE MODERATE TO HEAVY AT TIMES THROUGH THE EVENING IN SOME AREAS. THE LARGEST ACCUMULATIONS OF SNOW WILL BE UP TO 15 INCHES IN THE SIERRA MADRE RANGE. OTHERWISE...ACCUMULATIONS OF 3 TO 8 INCHES ARE EXPECTED OVER EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. A GENERAL SNOWFALL OF 1 TO 3 INCHES IS EXPECTED ACROSS THE REMAINDER OF SOUTHEAST WYOMING AND THE SOUTHERN PANHANDLE. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS THROUGH THE EVENING HOURS AS NORTH WINDS GUST AS HIGH AS 40 MPH. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO LATE TONIGHT. NEZ002-095-WYZ102-120000- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1800Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 1153 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ112-120000- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1800Z/ SIERRA MADRE RANGE- 1153 AM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH 11 AM SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ116>118-120000- /O.EXB.KCYS.WW.Y.0001.000000T0000Z-130112T0100Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 1153 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 PM MST THIS EVENING. * TIMING...LIGHT SNOW WILL CONTINUE TO TAPER OFF THROUGH EARLY TONIGHT. NORTHERLY WINDS WILL GUST AS HIGH AS 40 MPH AND WILL PRODUCE BLOWING AND DRIFTING SNOW UNTIL THE EARLY EVENING. * TOTAL SNOW ACCUMULATIONS...TOTAL OF 1 TO 4 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ NEZ003-019-096-WYZ101-103-107-108-120000- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1800Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...DOUGLAS...GLENROCK...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 1153 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH SATURDAY MORNING. THE SNOW WILL TAPER OFF TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ114-120000- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1800Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 1153 AM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SATURDAY. * TIMING...THROUGH 11 AM SATURDAY MORNING. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WEILAND
070 WWUS45 KCYS 112145 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 245 PM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL BRING ACCUMULATING SNOW...MUCH COLDER TEMPERATURES AND GUSTY WINDS TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH TONIGHT... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND ONTO THE PLAINS THROUGH TONIGHT. SNOW WILL BE WIDESPREAD OVER PARTS OF SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH THIS EVENING AND THEN BE MAINLY OVER THE NORTHERN NEBRASKA PANHANDLE LATER TONIGHT. THE SNOW WILL BE MODERATE TO HEAVY AT TIMES THROUGH THE EVENING IN THE NEBRASKA PANHANDLE AND PARTS OF EAST CENTRAL WYOMING. THE LARGEST ACCUMULATIONS OF SNOW FROM THIS STORM WILL BE UP TO 15 INCHES IN THE SIERRA MADRE RANGE. OTHERWISE...ACCUMULATIONS OF 3 TO 8 INCHES ARE EXPECTED OVER EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE. A GENERAL SNOWFALL OF 1 TO 4 INCHES IS EXPECTED ACROSS THE REMAINDER OF SOUTHEAST WYOMING AND THE SOUTHERN PANHANDLE. ADDITIONAL SNOW TONIGHT WILL BE BETWEEN 2 AND 4 INCHES OVER THE NEBRASKA PANHANDLE AND NEARBY PARTS OF SOUTHEAST WYOMING AS WELL AS THE SNOWY AND SIERRA MADRE RANGES. GENERALLY LESS THAN AN INCH OF NEW SNOW IS EXPECTED OVER MOST OF THE REST OF THE REGION. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS ALONG AND EAST OF THE LARAMIE RANGE THROUGH EARLY TONIGHT AS NORTH WINDS GUST AS HIGH AS 40 MPH. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO LATE TONIGHT. NEZ002-095-WYZ102-120945- /O.EXT.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 245 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST SATURDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ112-120600- /O.EXT.KCYS.WS.W.0001.000000T0000Z-130112T0600Z/ SIERRA MADRE RANGE- 245 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 11 PM MST THIS EVENING... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...THROUGH 11 PM TONIGHT. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ020-021-054-055-WYZ119-120600- /O.EXB.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY...BURNS...CARPENTER...ALBIN...PINE BLUFFS 245 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ NEZ003-019-096-WYZ101-103-107-108-120600- /O.EXT.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...DOUGLAS...GLENROCK...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 245 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM MST THIS EVENING... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ114-120600- /O.EXT.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 245 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM MST THIS EVENING... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...THROUGH 11 PM TONIGHT. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ116>118-120100- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T0100Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 245 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * TIMING...LIGHT SNOW WILL CONTINUE TO TAPER OFF THROUGH THIS EVENING. NORTHERLY WINDS WILL GUST AS HIGH AS 40 MPH AND WILL PRODUCE BLOWING AND DRIFTING SNOW UNTIL THE EARLY EVENING. * TOTAL SNOW ACCUMULATIONS...TOTAL OF 2 TO 5 INCHES ON THE PLAINS...WITH 4 TO 6 INCHES OVER THE SOUTHERN LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WEILAND
305 WWUS45 KCYS 112328 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 428 PM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL BRING ACCUMULATING SNOW...MUCH COLDER TEMPERATURES AND GUSTY WINDS TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH TONIGHT... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND ONTO THE PLAINS THROUGH TONIGHT. SNOW WILL BE WIDESPREAD OVER PARTS OF WESTERN NEBRASKA PANHANDLE THROUGH TONIGHT. THE SNOW WILL BE MODERATE TO HEAVY AT TIMES THROUGH THE EVENING IN THE NORTHERN NEBRASKA PANHANDLE. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS MOST AREAS ALONG AND EAST OF THE LARAMIE RANGE THROUGH EARLY TONIGHT AS NORTH WINDS GUST AS HIGH AS 40 MPH. BITTER COLD WILL ACCOMPANY THIS STORM WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO LATE TONIGHT. NEZ020-021-054-055-WYZ119-120030- /O.CAN.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY...BURNS...CARPENTER...ALBIN...PINE BLUFFS 428 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOWFALL HAS ENDED ACROSS MOST OF THE INTERSTATE 80 CORRIDOR FROM THE CHEYENNE AREA TO SIDNEY. THEREFORE...HAVE CANCELLED THE WINTER WEATHER ADVISORY. SNOW FLURRIES AND PERIODS OF BLOWING SNOW ARE POSSIBLE FOR THE REST OF THIS EVENING AND TONIGHT PERIODICALLY REDUCING VISIBILITIES TO 3 MILES AT TIMES. $$ WYZ116>118-120030- /O.CAN.KCYS.WW.Y.0001.000000T0000Z-130112T0100Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 428 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOWFALL HAS ENDED ACROSS MOST OF THE INTERSTATE 80 CORRIDOR FROM THE INTERSTATE 80 SUMMIT EASTWARD TO PINE BLUFFS. THEREFORE...HAVE CANCELLED THE WINTER WEATHER ADVISORY. SNOW FLURRIES AND PERIODS OF BLOWING SNOW ARE POSSIBLE FOR THE REST OF THIS EVENING AND TONIGHT PERIODICALLY REDUCING VISIBILITIES TO 3 MILES AT TIMES. $$ NEZ002-095-WYZ102-121130- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 428 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ112-120600- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T0600Z/ SIERRA MADRE RANGE- 428 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...THROUGH 11 PM TONIGHT. * TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES IN THE SIERRA MADRE MOUNTAINS WITH THE HIGHEST AMOUNTS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SIERRA MADRE MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ003-019-096-WYZ101-103-107-108-120600- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...DOUGLAS...GLENROCK...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 428 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ON THE PLAINS...WITH 4 TO 8 INCHES OVER NORTH FACING SLOPES OF THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ114-120600- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 428 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...THROUGH 11 PM TONIGHT. * TOTAL SNOW ACCUMULATIONS...9 TO 12 INCHES IN THE SNOWY MOUNTAINS WITH THE HIGHEST ACCUMULATIONS OVER WEST FACING SLOPES. * WINDS/VISIBILITIES...WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL REDUCE VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE PLANNING OUTDOOR ACTIVITIES IN AND AROUND THE SNOWY MOUNTAINS MAY WANT TO RECONSIDER THEIR PLANS AS TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ TT
275 WWUS45 KCYS 120547 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1047 PM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL CONTINUE TO BRING LIGHT SNOW AND GUSTY NORTHWEST WINDS TO PORTIONS OF SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE THROUGH TONIGHT... .A PACIFIC STORM SYSTEM IS MOVING ACROSS THE PLAINS TONIGHT. LIGHT SNOW WILL CONTINUE ACROSS NIOBRARA AND CONVERSE COUNTIES IN SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE THROUGH TONIGHT. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS THESE AREAS AS NORTHWEST WINDS GUST AS HIGH AS 40 MPH. BITTER COLD CONDITIONS WILL OCCUR TONIGHT WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO. WYZ112-120700- /O.CAN.KCYS.WS.W.0001.000000T0000Z-130112T0600Z/ SIERRA MADRE RANGE- 1047 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. THE SNOW HAS TAPERED OFF ACROSS THE SIERRA MADRE RANGE AND A WINTER STORM WARNING IS NO LONGER WARRANTED. $$ NEZ003-019-096-WYZ103-107-108-114-120700- /O.CAN.KCYS.WW.Y.0001.000000T0000Z-130112T0600Z/ BOX BUTTE-SCOTTS BLUFF-SOUTH SIOUX-NORTH LARAMIE RANGE- EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... AGATE...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON... CENTENNIAL...ALBANY...WOODS LANDING 1047 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER WEATHER ADVISORY. THE SNOW HAS TAPERED OFF ACROSS PLATTE AND GOSHEN COUNTIES IN SOUTHEAST WYOMING AND SCOTTS BLUFF AND BOX BUTTE COUNTIES IN THE NEBRASKA PANHANDLE. $$ NEZ002-095-WYZ102-121200- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 1047 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...LIGHT SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES THROUGH EARLY MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. VERY COLD WIND CHILL VALUES OF 20 TO 25 DEGREES BELOW ZERO WILL ALSO BE POSSIBLE. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ101-121200- /O.EXT.KCYS.WW.Y.0001.000000T0000Z-130112T1200Z/ CONVERSE COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK 1047 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST SATURDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...LIGHT SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 1 INCH POSSIBLE THROUGH EARLY MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. VERY COLD WIND CHILL VALUES OF 20 TO 25 DEGREES BELOW ZERO WILL ALSO BE POSSIBLE. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ FINCH
216 WWUS45 KCYS 120621 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1121 PM MST FRI JAN 11 2013 ...A STORM SYSTEM WILL CONTINUE TO BRING LIGHT SNOW AND GUSTY NORTHWEST WINDS TO PORTIONS OF SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE THROUGH TONIGHT ALONG WITH VERY COLD WIND CHILLS... .A PACIFIC STORM SYSTEM IS MOVING ACROSS THE PLAINS TONIGHT. LIGHT SNOW WILL CONTINUE ACROSS NIOBRARA AND CONVERSE COUNTIES IN SOUTHEAST WYOMING AND THE NORTHERN NEBRASKA PANHANDLE THROUGH TONIGHT. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL BE POSSIBLE ACROSS THESE AREAS AS NORTHWEST WINDS GUST AS HIGH AS 40 MPH. BITTER COLD CONDITIONS WILL OCCUR TONIGHT WITH WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO...COLDEST ACROSS THE NEBRASKA PANHANDLE WHERE WINDS ARE EXPECTED TO BE STRONGEST. NEZ002-095-WYZ102-121200- /O.CON.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ DAWES-NORTH SIOUX-NIOBRARA COUNTY- INCLUDING THE CITIES OF...CHADRON...HARRISON...LUSK 1121 PM MST FRI JAN 11 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...LIGHT SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES THROUGH EARLY MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. VERY COLD WIND CHILL VALUES OF 20 TO 25 DEGREES BELOW ZERO WILL ALSO BE POSSIBLE. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME VERY DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ003-019>021-054-055-096-121500- /O.NEW.KCYS.WC.Y.0001.130112T0621Z-130112T1500Z/ BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- SOUTH SIOUX- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...AGATE 1121 PM MST FRI JAN 11 2013 ...WIND CHILL ADVISORY IN EFFECT UNTIL 8 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 8 AM MST SATURDAY. * WIND CHILL VALUES...20 TO 25 DEGREES BELOW ZERO ACROSS THE WESTERN NEBRASKA PANHANDLE. * IMPACTS...THE BREEZY NORTHWEST WINDS AND COLD TEMPERATURES WILL RESULT IN VERY COLD WIND CHILL VALUES. THIS COULD RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ WYZ101-121200- /O.CON.KCYS.WW.Y.0001.000000T0000Z-130112T1200Z/ CONVERSE COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK 1121 PM MST FRI JAN 11 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY. * TIMING...LIGHT SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 1 INCH POSSIBLE THROUGH EARLY MORNING. * WINDS/VISIBILITIES...NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH MAY REDUCE VISIBILITIES TO UNDER ONE HALF MILE AT TIMES. VERY COLD WIND CHILL VALUES OF 20 TO 25 DEGREES BELOW ZERO WILL ALSO BE POSSIBLE. * IMPACTS...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL RESULT IN AREAS OF REDUCED VISIBILITIES. THOSE WITH TRAVEL PLANS ARE URGED TO RECONSIDER AS ROADS WILL BECOME SLICK AND SNOW COVERED. TRAVEL MAY BECOME DIFFICULT OR IMPOSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ FINCH
599 WWUS45 KCYS 121141 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 441 AM MST SAT JAN 12 2013 ...GUSTY NORTHWEST WINDS AND VERY COLD WIND CHILLS EXPECTED TO CONTINUE OVER THE WESTERN NEBRASKA PANHANDLE THROUGH SUNRISE... .LIGHT SNOW WILL BE POSSIBLE ACROSS THE NORTHERN NEBRASKA PANHANDLE THROUGH THIS MORNING. WITH NORTHWEST WIND GUSTS TO 35 MPH...SOME AREAS OF BLOWING AND DRIFTING WILL ALSO BE POSSIBLE. WIDESPREAD WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO WILL CONTINUE ACROSS THE WESTERN NEBRASKA PANHANDLE THROUGH SUNRISE. NEZ002-095-121500- /O.CAN.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ /O.EXA.KCYS.WC.Y.0001.000000T0000Z-130112T1500Z/ DAWES-NORTH SIOUX- INCLUDING THE CITIES OF...CHADRON...HARRISON 441 AM MST SAT JAN 12 2013 ...WIND CHILL ADVISORY IN EFFECT UNTIL 8 AM MST THIS MORNING... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 8 AM MST THIS MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED. * WIND CHILL VALUES...20 TO 25 DEGREES BELOW ZERO ACROSS THE WESTERN NEBRASKA PANHANDLE. * IMPACTS...THE BREEZY NORTHWEST WINDS AND COLD TEMPERATURES WILL RESULT IN VERY COLD WIND CHILL VALUES. THIS COULD RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ WYZ102-121245- /O.CAN.KCYS.WS.W.0001.000000T0000Z-130112T1200Z/ NIOBRARA COUNTY- INCLUDING THE CITY OF...LUSK 441 AM MST SAT JAN 12 2013 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS DECREASED IN INTENSITY ACROSS NIOBRARA COUNTY OVER THE PAST FEW HOURS. LIGHT SNOW OR FLURRIES WILL CONTINUE TO BE POSSIBLE THROUGH THE MORNING. $$ WYZ101-121245- /O.CAN.KCYS.WW.Y.0001.000000T0000Z-130112T1200Z/ CONVERSE COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK 441 AM MST SAT JAN 12 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOW HAS DECREASED IN INTENSITY ACROSS CONVERSE COUNTY OVER THE PAST FEW HOURS. LIGHT SNOW OR FLURRIES WILL CONTINUE TO BE POSSIBLE THROUGH THE MORNING. $$ NEZ003-019>021-054-055-096-121500- /O.CON.KCYS.WC.Y.0001.000000T0000Z-130112T1500Z/ BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- SOUTH SIOUX- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...AGATE 441 AM MST SAT JAN 12 2013 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST THIS MORNING... A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST THIS MORNING. * WIND CHILL VALUES...20 TO 25 DEGREES BELOW ZERO ACROSS THE WESTERN NEBRASKA PANHANDLE. * IMPACTS...THE BREEZY NORTHWEST WINDS AND COLD TEMPERATURES WILL RESULT IN VERY COLD WIND CHILL VALUES. THIS COULD RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ FINCH
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Cheyenne, WY wrote its last area forecast discussion before this winter storm warning went out at Jan 10, 10:37 AM MST, 4 hours 33 minutes earlier.
Area forecast discussion, Jan 10, 10:37 AM MST, 4 hours 33 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1037 AM MST THU JAN 10 2013
.AVIATION...18Z TAF ISSUANCE...
CONSIDERABLE MID AND HIGH LEVEL CLOUDS WILL BE OVER THE CWA THROUGH
EARLY TONIGHT. CLOUD BASES WILL LOWER OVER AFTER 06Z...WITH MVFR OR
IFR CEILINGS IN SNOW AND FOG BECOMING LIKELY OVER MOST OF THE CWA
BETWEEN 09Z AND 14Z FRIDAY. AREAS OF LIGHT FREEZING DRIZZLE ALSO
LOOK TO BE POSSIBLE OVER THE WESTERN NEBRASKA PANHANDLE DURING THAT
TIME. THE PRECIPITATION SHOULD BE ALL SNOW OVER THE ENTIRE CWA BY
15Z...BUT ICING WILL BE A CONCERN FROM THE SURFACE TO 10000 FEET
MSL. MOUNTAINS WILL BE OBSCURED AFTER 06Z. CONDITIONS WILL
IMPROVE TO VFR GRADUALLY OVER MOST THE CWA FRIDAY NIGHT AND
SATURDAY.
SOUTHWESTERLY SURFACE WINDS WILL GUST AS HIGH AS 40 KNOTS THROUGH
00Z OVER MAINLY CARBON AND WESTERN ALBANY COUNTIES. AFTER 14Z
FRIDAY...NORTHERLY SURFACE WINDS WILL GUST AS HIGH AS 25 KNOTS.
&&
.PREVIOUS DISCUSSION.../ISSUED AT 950 AM MST THU JAN 10 2012/...
.UPDATE...
A THICK CIRRUS SHIELD CONTINUES TO OVERSPREAD THE AREA FROM WEST TO
EAST THIS MORNING. THIS HAS ALREADY HAD AN INFLUENCE ON OBSERVED
TEMPERATURES WITH MANY PLAINS LOCATIONS ONLY IN THE UPPER 20S AND
LOWER 30S AS OF 16Z. ALTHOUGH THERMAL PROFILES ARE RATHER WARM WITH
H7 TEMPS AS HIGH AS 4 DEG C...THICKNESS OF THE CLOUD DECK AND TIME
OF YEAR SUGGEST IT WILL BE DIFFICULT TO REACH THE 50 F MARK ACROSS
MOST OF THE AREA. HAVE INCREASED CLOUD COVER AND LOWERED TEMPS
CONSIDERABLY ALONG AND EAST OF A CHEYENNE TO WHEATLAND LINE.
FARTHER WEST...PTNL STILL EXISTS FOR WIND GUSTS APPROACHING 65 MPH
IN THE GAP AREAS OF THE FERRIS AND SEMINOLE MOUNTAINS OF NORTHWEST
CARBON COUNTY. WILL LEAVE HIGH WIND WARNING AS IS WITH STRONG H7
FLOW IN EXCESS OF 50 KTS.
&&
PREV DISCUSSION... /ISSUED 544 AM MST THU JAN 10 2013/
SHORT TERM...
STARTING OFF THE SHORT TERM FORECAST WITH WIND CONCERNS THIS
MORNING...BOTH IN THE FAR EASTERN CWA AND FAR WESTERN CWA. STRONG
LOW LEVEL JET IS IN PLACE OVER THE EASTERN TIER OF COUNTIES IN
THE NEBRASKA PANHANDLE THIS MORNING. MODELS INDICATE 40 TO 50 KTS
NOT TOO FAR OFF THE SURFACE THROUGH THIS MORNING. CHADRON HAS
GUSTED OVER 40 MPH ALREADY THIS MORNING WITH SUSTAINED WINDS NEAR
30 MPH. THERE IS THE POTENTIAL FOR WINDS TO INCREASE FURTHER THAN
FORECAST AFTER SUNRISE AS MIXING KICKS IN. GUIDANCE DOES NOT
INDICATE THIS...BUT CONSIDERING HOW CLOSE THE STRONGER WINDS ARE
TO THE SURFACE...MAY BE ABLE TO MIX DOWN GUSTS TO AROUND 50
MPH...WHICH WOULD BE ADVISORY LEVELS. IT WILL BE SOMETHING TO KEEP
A CLOSE EYE ON THIS MORNING. HAVE ISSUED A HIGH WIND WARNING FOR
NORTHERN PORTIONS OF CARBON COUNTY FOR TODAY. MODELS SHOWING A
CORE OF 50 TO 60 KT SOUTHWEST WINDS BETWEEN 750 TO 700 MB MUCH OF
TODAY. ADJACENT CWA OBSERVATIONS SUCH AS CAMP CREEK AND FALES ROCK
RAWS SITES HAVE BEEN GUSTING 55 TO 65 MPH ALREADY THIS MORNING.
THIS SHOULD CONTINUE INTO THE AFTERNOON BEFORE DECREASING. MAIN
CONCERN IS FOR GAP WINDS BETWEEN THE SEMINOLE AND FERRIS
MOUNTAINS. STRONG WINDS GENERALLY NOT EXPECTED TO TRANSLATE TO
LOWER ELEVATIONS WITH AN LOW LEVEL INVERSION IN PLACE. GUSTY WINDS
POSSIBLE AT PLACES SUCH AS RAWLINS...BUT SHOULD STAY WELL BELOW
WARNING CRITERIA.
SATELLITE IMAGERY SHOWING INCREASING CLOUDS AHEAD OF THE
APPROACHING STORM SYSTEM. ALSO SEEING LOW CLOUDS SPREADING NORTH
ACROSS THE CENTRAL PLAINS AHEAD OF THE LOW PRESSURE SYSTEM OVER
TEXAS. CLOUD COVER WILL INFLUENCE TEMPERATURES SOMEWHAT TODAY AS
HIGH CLOUDS SPREAD EAST AND SOME LOW CLOUDS SNEAK INTO THE
NEBRASKA PANHANDLE. TEMPERATURES ALOFT VERY SIMILAR TO
YESTERDAY...AND ACTUALLY A BIT WARMER IN THE WEST. SHOULD SEE
HIGHS IN THE 40S WEST WITH 50S INTO THE PLAINS. AGAIN A FEW 60S ARE
POSSIBLE DEPENDING ON CLOUD COVER. EXPECTING LOW CLOUDS TO MAKE IT
INTO SIDNEY AND ALLIANCE LATER THIS MORNING...CAPPING OFF HIGHER
READINGS...WHILE CHADRON...TORRINGTON...SCOTTSBLUFF SHOULD ONLY
SEE A FEW HIGH CLOUDS. THEREFORE SHOULD SEE MID 50S TO AROUND 60
DEGREES FOR THESE LOCATIONS. CHEYENNE SHOULD GET INTO THE LOWER TO
MID 50S PROVIDED THICKER HIGH CLOUDS DO NOT CUT OFF MIXING THIS
AFTERNOON.
BIG CHANGES STARTING TONIGHT AS THE UPPER LEVEL TROUGH SHIFTS AND
INTO THE ROCKIES AND AN ARCTIC FRONT MOVES INTO THE REGION. THE
BULK OF THE COLD AIR WILL MOVE IN LATE TONIGHT THROUGH FRIDAY
AFTERNOON. TEMPERATURES TONIGHT MAY HOLD UP MORE THAN EXPECTED AS
INCREASING CLOUD COVER HOLDS TEMPERATURES UP UNTIL THE FRONT
ARRIVES. SNOW WILL LIKELY DEVELOP IN THE SNOWY AND SIERRA MADRES
TOWARD MIDNIGHT TONIGHT...THEN SPREAD INTO LOWER ELEVATIONS LATE
TONIGHT AND THEN INTO THE PLAINS MAINLY AFTER SUNRISE FRIDAY.
STILL A LOT OF UNCERTAINTY AS TO HOW MUCH SNOW WILL FALL AND
WHERE. MODELS CONTINUE TO CHANGE FROM RUN TO RUN IN PLACEMENT AND
TIMING. LOTS OF THINGS APPEAR TO BE GOING AGAINST HIGH SNOW
AMOUNTS WITH THIS SYSTEM. SURFACE LOW PRESSURE IS EXPECTED TO
DEVELOP OVER NORTHEAST COLORADO BETWEEN 12-18Z FRIDAY...BUT BY 00Z
SATURDAY WILL SHIFT INTO EASTERN NEBRASKA OR EASTERN SOUTH
DAKOTA. THIS MEANS THERE IS ONLY A SHORT TIME FOR UPSLOPE
PRECIPITATION BEFORE WINDS TURNING NORTHWEST AND DOWNSLOPE. MODEL
QPF AMOUNTS VARY WILDLY BUT MOST SEEM TO FOCUS ON THE FAR NORTHERN
NEBRASKA PANHANDLE AND EAST-CENTRAL WYOMING. THIS AREA DOES LOOK
TO HAVE THE BEST POTENTIAL FOR A DEEP FRONTOGENETIC BAND FORMING
IN AN AREA OF NEGATIVE EPV LATE FRIDAY MORNING INTO EARLY FRIDAY
AFTERNOON. GIVEN THE LEFT EXIT REGION OF THE UPPER LEVEL JET IN
PLACE AT THAT TIME...COULD SEE A BRIEF PERIOD OF HEAVY
SNOW...WHICH COULD PUSH SNOW AMOUNTS OVER 6 INCHES FOR THE WHOLE
EVENT. THEREFORE KEPT THE WINTER STORM WATCH GOING FOR THAT AREA.
ALSO EXPANDED THE WATCH TO THE SNOWY RANGE GIVEN THE POTENTIAL FOR
HIGHER SNOW TOTALS. MODELS STRUGGLING WITH PRECIPITATION AMOUNTS
IN THE MOUNTAINS...AND ACROSS THE REST OF THE FORECAST AREA. NAM
HITS THE SIERRA RANGE HARD WHILE THE SNOWIES GET SHADOWED. GFS
HITS THE SNOWIES HARD WITH NORTHEAST UPSLOPE FLOW...SHADOWING THE
SIERRAS. NOT CONFIDENT IN ANY SOLUTION AT THIS TIME...SO WATCHES
ARE THE BEST BET AT THIS TIME. HOPEFULLY THE 12Z RUNS WILL BEGIN
TO FIND BETTER AGREEMENT. INTERESTINGLY...PREVIOUS STORM ANALOGS
DID NOT PRODUCE MUCH SNOW ANYWHERE ACROSS THE AREA. IN OTHER
WORDS...SIMILAR SYNOPTIC SETUPS FROM STORMS IN PAST YEARS DID NOT
PRODUCE MUCH PRECIPITATION. THE TOP ANALOG FROM 1988 BARELY
PRODUCED ANY SNOW ANYWHERE...WHILE THE AVERAGE OF THE TOP 15
ANALOGS PRODUCED 1 TO 3 INCHES IN THE PLAINS WITH 4 TO 8 IN THE
MOUNTAINS. GIVEN THE SHORT RESIDENCE TIME EXPECTED WITH THIS
SYSTEM...THESE SEEMS VERY REASONABLE. UNLESS A STRONG
FRONTOGENETIC BAND SETS UP...SNOW AMOUNTS MAY COME IN ON THE LOW
SIDE.
EVEN IF SNOW AMOUNTS ARE ON THE LOW SIDE...CONDITIONS COULD BE
RATHER NASTY. NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH
ARE DURING THE TIME MOST OF THE SNOW IS EXPECTED TO FALL. THE
COMBINATION OF GUSTY WIND AND FALLING SNOW MAY SIGNIFICANTLY
REDUCE VISIBILITIES IN RURAL AND OPEN AREAS. VERY WELL COULD BE
NEAR ZERO FOR A SHORT PERIOD DURING THE DAY FRIDAY. SO...EVEN IF
HIGHER SNOW AMOUNTS DO NOT PAN OUT...WILL STILL LIKELY NEED
ADVISORIES FOR SNOW AND BLOWING SNOW FOR EAST-CENTRAL WYOMING AND
THE NEBRASKA PANHANDLE. ALSO WILL HAVE TO WATCH WIND CHILL
READINGS FRIDAY NIGHT INTO SATURDAY. WIND CHILLS OF 10 TO 25 BELOW
ZERO ARE EXPECTED.
BY FRIDAY NIGHT SNOW WILL QUICKLY TAPER OFF AS DRY NORTHWEST FLOW
CONTINUES. DO EXPECT LINGERING SNOW SHOWERS FRIDAY NIGHT THROUGH
SATURDAY AFTERNOON AS WEAK UPPER LEVEL LIFT REMAINS IN PLACE. ALSO
LOOKING AT STEEP LOW LEVEL LAPSE RATES...MAKING CONVECTIVE LIGHT
SNOW SHOWERS AND FLURRIES A GOOD BET...ESPECIALLY SATURDAY
AFTERNOON.
LONG TERM...SATURDAY NIGHT THROUGH THURSDAY...MODELS CONTINUE TO BE
IN DECENT AGREEMENT WITH THE DEEP UPPER LEVEL TROUGH PERSISTING OVER
THE CENTRAL CONUS THROUGH MIDWEEK. THE VERY COLD AIRMASS WILL KEEP
HOLD OVER THE FORECAST AREA SATURDAY NIGHT THROUGH AT LEAST MONDAY
NIGHT...WITH HIGHS IN THE SINGLE DIGITS TO TEENS OUT WEST AND TEENS
TO LOW 20S ACROSS THE EASTERN PLAINS. OVERNIGHT LOWS WILL PLUMMET
EACH NIGHT AS WELL...ESPECIALLY SUNDAY NIGHT AS SKIES BECOME MOSTLY
CLEAR OVERNIGHT WITH VERY LIGHT WINDS. LOOKING AT LOW TEMPS DROPPING
TO THE MINUS TEENS IN THE WEST...WITH GENERALLY MINUS SINGLE DIGITS
ACROSS THE EASTERN PLAINS ON SUNDAY NIGHT. WILL SEE TEMPS INCREASE
ABOUT 5 DEGREES FOR MONDAY NIGHT AS THE TROUGH BEGINS TO SHIFT EAST
AND HEIGHTS RISE SLIGHTLY DUE TO A RIDGE BUILDING IN FROM THE
PACIFIC. ALTHOUGH WINDS WILL BE LIGHT SATURDAY NIGHT AND SUNDAY
NIGHT...WIND CHILLS WILL STILL BECOME DANGEROUSLY COLD...DROPPING
BELOW MINUS 30 DEGREES IN SOME OF THE HIGHER VALLEYS OUT WEST WITH
WIDESPREAD READINGS OF MINUS 10 TO MINUS 30 ELSEWHERE.
WESTERLY SFC WINDS WILL BE ON THE INCREASE MONDAY NIGHT AS SFC HIGH
PRESSURE BUILDS IN FROM THE WEST...STRENGTHENING THE LLVL PRESSURE
GRADIENT. WAA ALOFT ASSOCIATED WITH THE BUILDING UPPER LEVEL RIDGE
WILL STRENGTHEN THE LLVL INVERSION OVER THE FORECAST AREA DURING
THIS TIME AS WELL. THESE WINDS COULD BECOME STRONG AND GUSTY AT
TIMES WITH THE STRONG INVERSION ALOFT ACTING AS A CAPPING LAYER.
THEREFORE EXPECT ANOTHER ROUND OF DANGEROUSLY COLD WIND CHILLS
MONDAY NIGHT WITH CONTINUED COLD OVERNIGHT LOWS COMBINING WITH THE
STRONGER WINDS. NORTHERLY FLOW WILL MOVE OVERHEAD MONDAY NIGHT AND
TUESDAY AS THE RIDGE BUILDS IN FROM THE WEST. SOME MOISTURE WILL
ACCOMPANY THE NORTHERLY FLOW ALOFT TO BRING LIGHT SNOW SHOWERS TO
THE MOUNTAINS ON TUESDAY...WITH SOME FLURRIES POSSIBLE TO THE
IMMEDIATE LEE OF THE MOUNTAINS AS WELL. THE RIDGE WILL FINALLY GAIN
A BETTER HOLD OVER THE FORECAST AREA ON WEDNESDAY AND
THURSDAY...WITH TEMPERATURES INCREASING BACK TO THE 20S AND 30S OUT
WEST WITH 30S AND 40S ACROSS THE EASTERN PLAINS. WESTERLY WINDS WILL
GENERALLY REMAIN ON THE BREEZY SIDE THROUGH MIDWEEK AS WELL.
&&
.AVIATION...12Z ISSUANCE...VFR CONDITIONS WILL PREVAIL AT ALL AREA
AIRPORTS TODAY..WITH CIGS BEGINNING TO DROP EARLY FRIDAY MORNING
AS A STORM SYSTEM APPROACHES FROM THE SOUTHWEST. WINDS WILL VARY
FROM SOUTHWESTERLY TO SOUTHEASTERLY AT GENERALLY 5 TO 15 KTS
THROUGH THIS AFTERNOON...WITH SLIGHTLY HIGHER SPEEDS UP TO 20 KTS
AT KRWL...KAIA AND KCDR. A CIRRUS DECK IS MOVING FROM WEST TO EAST
OVER THE FORECAST AREA THIS MORNING AND WILL CONTINUE TO DO SO
THROUGH THE DAY AHEAD OF THE APPROACHING SYSTEM. A SFC LOW
PRESSURE CENTER WILL DEVELOP OVER THE WY/NE/CO REGION
TONIGHT...WITH A COLD FRONT MOVING NORTH TO SOUTH ACROSS THE
FORECAST AREA EARLY FRIDAY MORNING IN RESPONSE. AHEAD OF THIS
FRONT...MOIST EAST TO SOUTHEAST WINDS COULD BRING IN MVFR CIGS TO
KSNY AND KAIA AFTER 08Z. THE FRONT THEN LOOKS TO MOVE NORTH TO
SOUTH ACROSS THE EASTERN PLAINS BETWEEN 07 AND 12Z. WILL SEE WINDS
SHIFT TO THE NORTH AND NORTHEAST BEHIND THE FRONT AND INCREASE
THROUGH THE MORNING AS THE SFC LOW DEEPENS.
&&
.FIRE WEATHER...
NO FIRE WEATHER CONCERNS AT THIS TIME. DRY AND MILD TODAY THEN
MUCH COLDER WITH SNOW LIKELY ACROSS THE AREA FRIDAY. COLD CONDITIONS
TO REMAIN INTO THE WEEKEND AND THROUGH AT LEAST EARLY NEXT WEEK.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...HIGH WIND WARNING UNTIL 4 PM THURSDAY FOR WYZ104.
WINTER STORM WATCH FROM 5 AM FRIDAY TO 11 AM SATURDAY FOR
WYZ101-WYZ102.
WINTER STORM WATCH FROM 11 PM THURSDAY TO 11 AM SATURDAY FOR
WYZ112-WYZ114.
NE...WINTER STORM WATCH FROM 5 AM FRIDAY TO 11 AM SATURDAY FOR
NEZ002-NEZ095.
&&
UPDATE...HAMMER
SHORT TERM/FIRE WEATHER...LIEBL
LONG TERM/AVIATION...RJMHazardous weather outlook, Jan 10, 6:48 AM MST, 8 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 648 AM MST THU JAN 10 2013 WYZ101>119-111400- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- 648 AM MST THU JAN 10 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL WYOMING... SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT SOUTHWEST WINDS OF 35 TO 45 MPH WITH GUSTS AS HIGH AS 65 MPH ARE EXPECTED NEAR THE FERRIS AND SEMINOE MOUNTAINS THROUGH THIS AFTERNOON. A HIGH WIND WARNING IS IN EFFECT FOR THIS AREA THROUGH 4 PM. A STRONG STORM SYSTEM WILL BRING SNOW TO MUCH OF SOUTHEAST WYOMING BEGINNING LATE TONIGHT. A WINTER STORM WATCH IS IN EFFECT FOR THE SIERRA MADRE AND SNOWY MOUNTAINS RANGES...ALONG WITH AREAS NORTH OF A LINE FROM DOUGLAS TO LUSK FROM LATE TONIGHT THROUGH EARLY SATURDAY. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY MODERATE TO WIDESPREAD SNOW WILL CONTINUE ACROSS PORTIONS OF SOUTHEAST WYOMING ON FRIDAY AND SATURDAY. STORM TOTAL ACCUMULATIONS OF 10 TO 15 INCHES ARE EXPECTED IN THE MOUNTAINS...WITH 4 TO 8 INCHES IN AREAS NORTH OF A LINE FROM DOUGLAS TO LUSK THROUGH EARLY SATURDAY. LIGHTER SNOW AMOUNTS WILL OCCUR ELSEWHERE. BITTER COLD CONDITIONS ARE EXPECTED FRIDAY NIGHT THROUGH MONDAY NIGHT WITH WIDESPREAD NIGHTTIME WIND CHILLS OF 10 TO 25 DEGREES BELOW ZERO. SOME LOCATIONS IN THE HIGH MOUNTAIN VALLEYS COULD SEE WIND CHILLS DROP BELOW MINUS 30 DEGREES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ002-003-019>021-054-055-095-096-111400- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 648 AM MST THU JAN 10 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A STRONG STORM SYSTEM WILL BRING WIDESPREAD SNOW TO THE WESTERN NEBRASKA PANHANDLE ON FRIDAY AND SATURDAY. MODERATE TO HEAVY SNOW IS POSSIBLE ALONG AND NORTH OF A LINE FROM HARRISON TO CHADRON IN SIOUX AND DAWES COUNTIES. 4 TO 8 INCHES OF SNOW ACCUMULATION IS EXPECTED HERE...AND A WINTER STORM WATCH IS IN EFFECT FROM EARLY FRIDAY MORNING THROUGH SATURDAY MORNING FOR THIS AREA. BITTER COLD CONDITIONS ARE EXPECTED FRIDAY NIGHT THROUGH MONDAY NIGHT WITH WIDESPREAD NIGHTTIME WIND CHILLS RANGING FROM 10 TO 25 DEGREES BELOW ZERO. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE
In the hours before
Special weather statement, Jan 10, 2:23 PM MST, 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 223 PM MST THU JAN 10 2013 WYZ103-105-109>111-110000- NORTH LARAMIE RANGE-SHIRLEY BASIN-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...MEDICINE BOW...RAWLINS...SINCLAIR... HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS...DIXON 223 PM MST THU JAN 10 2013 ...STRONG WINDS WILL CONTINUE IN AREAS WEST OF THE LARAMIE RANGE THROUGH SUNSET... SOUTHWEST WINDS WILL BE SUSTAINED BETWEEN 30 AND 40 MPH THROUGH SUNSET IN SOME AREAS WEST OF THE LARAMIE RANGE. WIND GUSTS WILL BE AS HIGH AS 50 MPH. THOSE STRONG WINDS INCLUDE THE CITIES OF RAWLINS...ARLINGTON AND MEDICINE AS WELL AS INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. THE WINDS WILL GRADUALLY DECREASE AFTER SUNSET. MOTORISTS ON INTERSTATE 80 SHOULD BE PREPARED TO ENCOUNTER THE STRONG WINDS AND SUDDEN GUSTS. THOSE WITH LIGHTWEIGHT OR HIGH PROFILE VEHICLES SHOULD BE ESPECIALLY CAUTIOUS. WEILAND
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 3:30 AM MST | High Wind Warning | CYS | Carbon | 11 hr |
| Jan 10, 3:10 PM MST | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Platte | 38 hr |
Nearby
Winter Storm Warnings in Wyoming, 2013Winter Storm Warnings in Nebraska, 2013Every winter storm warning in 2013
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.