Alert archive / Nebraska / Winter Storm Warnings in 2014
Winter Storm Warning 16, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Dec 20, 2014, 2:25 AM MST for Albany County, Carbon County, Wyoming; Box Butte County, Dawes County, Sioux County, Nebraska. It took effect at Dec 21, 2014, 12:00 AM MST. It was in force for 59 hr. 40 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
- Dec 20, 2014, 2:25 AM MST (09:25 UTC)
- In effect from
- Dec 21, 2014, 12:00 AM MST
- Expired
- Dec 23, 2014, 11:00 AM MST
- In force
- 59 hr
- Issued by
- NWS Cheyenne, WY
Counties Box Butte County, NE, Dawes County, NE, Sioux County, NE, Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 114 km from the middle of the area, began a volume at 09:30 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 |
|---|---|---|---|
| Dec 21, 10:35 AM MST | SNOW 0 | Elk Mountain, WY | AWOS REPORTING VISIBILITIES OF 1/4 TO 1/2 MILE WITH WIND SPEEDS 30 TO 35 MPH AND GUSTS TO 43 TO 50MPH IN LIGHT TO MODERATE SNOW FOR PAST HOUR. NEAR BLIZZARD CONDITIONS. |
| Dec 21, 12:56 PM MST | SNOW 0 | Arlington, WY | NEAR BLIZZARD CONDITIONS WITH WYDOT VISIBILITY SENSOR REPORTING 1/4 MILE. WINDS 34MPH SUSTAINED GUSTING TO 48 MPH. |
| Dec 21, 2:55 PM MST | SNOW 0 | 3 Ese Elk Mountain, WY | NEAR BLIZZARD CONDITIONS. WYDOT VISIBILITY SENSOR REPORTING UNDER 1/2 MILE VISIBILITY FOR PAST HOUR. REPORTED WINDS 30MPH SUSTAINED WITH GUSTS OF 40 TO 48 MPH. |
| Dec 22, 12:00 AM MST | SNOW 3 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 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. |
| Dec 22, 12:00 AM MST | SNOW 4 | 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 10 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | 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. |
| Dec 22, 12:00 AM MST | SNOW 7 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 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. |
| Dec 22, 12:00 AM MST | SNOW 8.4 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 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. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 12 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 13.2 | 7 Sw Centennial, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 13.5 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 0.9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 14.4 | 11 Sse Encampment, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 18 | 10 Sw Encampment, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 18 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 19.5 | 7 Nw Centennial, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 20.4 | 2 Wsw Hog Park Reservoi, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 22.5 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 12:00 AM MST | HEAVY SNOW 31.5 | 21 Sse Elk Mountain, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 2.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 24 HOURS. |
| Dec 22, 7:00 AM MST | SNOW 4 | 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 10 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | SNOW 4.8 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | SNOW 5 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 0.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | SNOW 7.2 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 0.6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | SNOW 8.4 | 35 S Rawlins, WY | SAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS 0.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 13.2 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 13.5 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 0.9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 16.5 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 18 | 10 Sw Encampment, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 18.8 | 7 Nw Centennial, WY | BROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 20.4 | 2 Sw Hog Park Reservoir, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 21 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 1.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 22.5 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 1.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 27.5 | 11 Sse Encampment, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 1.7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 22, 7:00 AM MST | HEAVY SNOW 31.5 | 21 Sse Elk Mountain, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 2.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 19 HOURS. |
| Dec 23, 7:00 AM MST | HEAVY SNOW 8.8 | 3 Sw Chadron, NE | |
| Dec 23, 8:30 AM MST | HEAVY SNOW 8 | Chadron, NE | |
| Dec 23, 9:15 AM MST | HEAVY SNOW 8 | 6 W Chadron, NE | |
| Dec 23, 9:15 AM MST | HEAVY SNOW 10 | Chadron, NE | 10 TO 12 INCHES OF NEW SNOW AND STILL SNOWING. |
| Dec 23, 9:20 AM MST | HEAVY SNOW 8 | 6 W Chadron, NE | |
| Dec 23, 9:40 AM MST | SNOW 3 | 12 Sw Chadron, NE | |
| Dec 23, 10:00 AM MST | HEAVY SNOW 15 | 1 Ssw Chadron, NE |
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, 9.4 hours before the alert went out and 251 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
- 1685 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
353 WWUS45 KCYS 200925 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 225 AM MST SAT DEC 20 2014 ...THE COMBINATION OF HEAVY SNOW AND STRONG WINDS WILL AFFECT THE SNOWY AND SIERRA MADRE MOUNTAINS LATE SATURDAY NIGHT THROUGH MONDAY... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS WILL SET THE STAGE FOR A PROLONGED PERIOD OF HEAVY UPSLOPE SNOW FOR THE SIERRA MADRE AND SNOWY RANGES. SNOW WILL BEGIN TO FALL SATURDAY NIGHT WITH SNOWFALL RATES INCREASING SUNDAY THROUGH MONDAY. SNOWFALL TOTALS OF ONE TO TWO FEET WILL BE POSSIBLE DURING THIS PERIOD. THE COMBINATION OF STRONG WINDS AND HEAVY SNOW WILL CREATE TREACHEROUS TRAVEL CONDITIONS THROUGH AND AROUND THE MOUNTAINS. WYZ112-114-202300- /O.UPG.KCYS.WS.A.0015.141221T0700Z-141223T0100Z/ /O.NEW.KCYS.WS.W.0016.141221T0700Z-141223T0100Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 225 AM MST SAT DEC 20 2014 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MST MONDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS...WHICH IS IN EFFECT FROM MIDNIGHT SATURDAY NIGHT TO 6 PM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP SATURDAY NIGHT AND BECOME HEAVY SUNDAY THROUGH MONDAY. * TOTAL SNOW ACCUMULATIONS...ONE TO TWO FEET WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG WEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 50 MPH. VISIBILITIES MAY BE REDUCED TO A QUARTER MILE IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATELINE...AND BETWEEN ENCAMPMENT AND THE STATELINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION SUNDAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ JAMSKI
10 follow-up statements
114 WWUS45 KCYS 202104 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 204 PM MST SAT DEC 20 2014 ...THE COMBINATION OF HEAVY SNOW AND STRONG WINDS WILL AFFECT THE SNOWY AND SIERRA MADRE MOUNTAINS LATE TONIGHT AND THE INTERSTATE 80 CORRIDOR FROM LARAMIE TO RAWLINS SUNDAY LATE MORNING THROUGH MONDAY... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS WILL SET THE STAGE FOR A PROLONGED PERIOD OF HEAVY UPSLOPE SNOW FOR THE SIERRA MADRE AND SNOWY RANGES. SNOW WILL BEGIN TO FALL TONIGHT WITH SNOWFALL RATES INCREASING SUNDAY THROUGH MONDAY. SNOWFALL TOTALS OF ONE TO TWO FEET WITH HIGHER AMOUNTS ON WEST AND NORTHWEST FACING SLOPES ARE LIKELY DURING THIS PERIOD. THE COMBINATION OF STRONG WINDS AND HEAVY SNOW WILL CREATE TREACHEROUS TRAVEL CONDITIONS THROUGH AND AROUND THE MOUNTAINS. WYZ112-114-211200- /O.EXT.KCYS.WS.W.0016.141221T0700Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 204 PM MST SAT DEC 20 2014 ...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 5 AM MST TUESDAY... * TIMING...SNOW WILL DEVELOP TONIGHT AND BECOME HEAVY SUNDAY THROUGH MONDAY. * TOTAL SNOW ACCUMULATIONS...ONE TO TWO FEET WITH HIGHER AMOUNTS LIKELY ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 70 MPH. VISIBILITIES MAY BE REDUCED TO A QUARTER MILE IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATELINE...AND BETWEEN ENCAMPMENT AND THE STATELINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION SUNDAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ109-111-113-115-211200- /O.NEW.KCYS.WS.A.0016.141221T1500Z-141222T1800Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE 204 PM MST SAT DEC 20 2014 ...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING. * TIMING...VERY STRONG WINDS ARE EXPECTED TO BEGIN BY MID MORNING SUNDAY AND REMAIN STRONG THROUGH MONDAY MORNING. * TOTAL SNOW ACCUMULATIONS...RAIN IS INITIALLY EXPECTED EARLY SUNDAY AFTERNOON...CHANGING TO ALL SNOW BY LATE AFTERNOON. SNOW COULD BECOME HEAVY SUNDAY EVENING INTO MONDAY MORNING. 4 TO 6 INCHES OF SNOW AROUND THE SNOWY AND SIERRA MADRE RANGES INTO THE LARAMIE VALLEY ARE POSSIBLE. * WINDS/VISIBILITY...COMBINATION OF VERY STRONG WINDS AND ACCUMULATING SNOW COULD LEAD TO AREAS OF SIGNIFICANTLY REDUCED VISIBILITIES ALONG WITH BLOWING AND DRIFTING SNOW. TRAVEL COULD BECOME HAZARDOUS BY MID SUNDAY AFTERNOON THROUGH MONDAY MORNING. * IMPACTS...TRAVEL ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS...ALONG WITH ADJACENT STATE HIGHWAYS IN CARBON AND ALBANY COUNTIES MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION SUNDAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...BLOWING SNOW AND REDUCED VISIBILITIES THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
913 WWUS45 KCYS 210937 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 237 AM MST SUN DEC 21 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...SNOW AND BLOWING SNOW LIKELY TO SIGNIFICANTLY IMPACT TRAVEL ALONG THE INTERSTATE 80 CORRIDOR BETWEEN RAWLINS AND LARAMIE THIS AFTERNOON AND TONIGHT... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS HAVE SET THE STAGE FOR HEAVY SNOW FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES. STRONG UPSLOPE FLOW AND AN APPROACHING STORM SYSTEM WILL ALLOW SNOWFALL RATES TO INCREASE TODAY. ACCUMULATIONS OF 2 TO 3 FEET ARE EXPECTED THROUGH TUESDAY MORNING IN THE MOUNTAINS. SNOW AMOUNTS WILL BE MUCH LOWER IN THE ADJACENT FOOTHILLS. HOWEVER... STRONG WEST TO SOUTHWEST WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND CHEYENNE. TRAVEL WILL BE EXTREMELY DANGEROUS THIS AFTERNOON AND TONIGHT. WYZ109-211045- /O.CAN.KCYS.WS.A.0016.141221T1500Z-141222T1800Z/ CENTRAL CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA 237 AM MST SUN DEC 21 2014 ...WINTER STORM WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WATCH. A HIGH WIND WARNING WILL BE ISSUED IN ITS PLACE. $$ WYZ111-211745- /O.UPG.KCYS.WS.A.0016.141221T1500Z-141222T1800Z/ /O.EXB.KCYS.WS.W.0016.000000T0000Z-141222T1800Z/ SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...BAGGS...DIXON 237 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING IN EFFECT UNTIL 11 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 AM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...MODERATE TO HEAVY SNOW WILL DEVELOP BY MID AFTERNOON ALONG WITH STRONG WESTERLY WINDS. THIS WILL RESULT IN VERY LOW VISIBILITIES WHICH WILL CONTINUE THROUGH EARLY MONDAY. * TOTAL SNOW ACCUMULATIONS...RAIN WILL CHANGE TO ALL SNOW BY MID AFTERNOON...AND BECOME HEAVY BY THIS EVENING AND OVERNIGHT. SNOW ACCUMULATIONS OF 4 TO 8 INCHES ARE POSSIBLE IN LOWER ELEVATIONS WEST OF THE SIERRA MADRES. * WINDS/VISIBILITY...WEST WINDS GUSTING AS HIGH AS 45 MPH WILL COMBINE WITH ACCUMULATING SNOW TO CAUSE AREAS OF SIGNIFICANTLY REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW. * IMPACTS...TRAVEL WILL BECOME VERY DANGEROUS OR IMPOSSIBLE IN SOUTHWESTERN CARBON COUNTY THIS AFTERNOON THROUGH EARLY MONDAY MORNING. NEAR WHITEOUT CONDITIONS WILL BE POSSIBLE IN THE OPEN COUNTRY. ROADS WILL BECOME SLICK AND SNOW COVERED...AND COULD BECOME IMPASSIBLE. 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. && $$ WYZ110-211745- /O.EXB.KCYS.WS.W.0016.000000T0000Z-141222T1800Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 237 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING IN EFFECT UNTIL 11 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 AM MST MONDAY. * TIMING...HIGH WINDS WILL CONTINUE THROUGH LATE TONIGHT. LIGHT SNOW WILL DEVELOP BY LATE MORNING...CAUSING HAZARDOUS TRAVEL THROUGH THE AFTERNOON AND NIGHT. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...WEST-TO-SOUTHWEST 40 TO 50 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS WILL BE POSSIBLE. * IMPACTS...TRAVEL ALONG INTERSTATE 80 IN THE ARLINGTON AREA BETWEEN LARAMIE AND RAWLINS WILL BECOME VERY HAZARDOUS. NEAR WHITEOUT CONDITIONS ARE LIKELY WITH POTENTIAL FOR SIGNIFICANT DRIFTING OVER THE ROADWAY. ROADS COULD BECOME SLICK AND SNOW COVERED AS WELL. STRONG CROSSWINDS WILL BE VERY DANGEROUS TO LIGHT WEIGHT AND HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ WYZ112-114-211745- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 237 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...SNOW WILL INCREASE IN COVERAGE AND INTENSITY THROUGH THE DAY TODAY...AND CONTINUE THROUGH EARLY TUESDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 FEET. HIGHEST AMOUNTS ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ113-115-211745- /O.UPG.KCYS.WS.A.0016.141221T1500Z-141222T1800Z/ /O.NEW.KCYS.WW.Y.0030.141221T1900Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 237 AM MST SUN DEC 21 2014 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 8 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO 8 AM MST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...LIGHT SNOW WILL DEVELOP BY LATE MORNING OR EARLY AFTERNOON ALONG WITH GUSTY WEST WINDS. THESE CONDITIONS WILL PERSIST THROUGH EARLY MONDAY. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...THE COMBINATION OF GUSTY WEST WINDS AND FALLING SNOW COULD RESULT IN AREAS OF VERY LOW VISIBILITIES UNDER ONE QUARTER OF A MILE. * IMPACTS...TRAVEL WITHIN THE LARAMIE AND UPPER NORTH PLATTE RIVER VALLEYS MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THIS INCLUDES THE CITIES OF LARAMIE AND SARATOGA. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION TODAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ HAMMER
456 WWUS45 KCYS 211312 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 612 AM MST SUN DEC 21 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...SNOW AND BLOWING SNOW LIKELY TO SIGNIFICANTLY IMPACT TRAVEL ALONG THE INTERSTATE 80 CORRIDOR BETWEEN RAWLINS AND LARAMIE THIS AFTERNOON AND TONIGHT... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS HAVE SET THE STAGE FOR HEAVY SNOW FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES. STRONG UPSLOPE FLOW AND AN APPROACHING STORM SYSTEM WILL ALLOW SNOWFALL RATES TO INCREASE TODAY. ACCUMULATIONS OF 2 TO 3 FEET ARE EXPECTED THROUGH TUESDAY MORNING IN THE MOUNTAINS. SNOW AMOUNTS WILL BE MUCH LOWER IN THE ADJACENT FOOTHILLS. HOWEVER... STRONG WEST TO SOUTHWEST WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. TRAVEL WILL BE EXTREMELY DANGEROUS THIS AFTERNOON AND TONIGHT. WYZ112-114-212115- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 612 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...SNOW WILL INCREASE IN COVERAGE AND INTENSITY THROUGH THE DAY TODAY...AND CONTINUE THROUGH EARLY TUESDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 FEET. HIGHEST AMOUNTS ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ110-111-212115- /O.CON.KCYS.WS.W.0016.000000T0000Z-141222T1800Z/ NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON 612 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... * TIMING...HIGH WINDS WILL CONTINUE THROUGH LATE TONIGHT. LIGHT SNOW WILL DEVELOP BY LATE MORNING...CAUSING HAZARDOUS TRAVEL THROUGH THE AFTERNOON AND NIGHT. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...WEST-TO-SOUTHWEST 40 TO 50 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS WILL BE POSSIBLE. * IMPACTS...TRAVEL ALONG INTERSTATE 80 IN THE ARLINGTON AREA BETWEEN LARAMIE AND RAWLINS WILL BECOME VERY HAZARDOUS. NEAR WHITEOUT CONDITIONS ARE LIKELY WITH POTENTIAL FOR SIGNIFICANT DRIFTING OVER THE ROADWAY. ROADS COULD BECOME SLICK AND SNOW COVERED AS WELL. STRONG CROSSWINDS WILL BE VERY DANGEROUS TO LIGHT WEIGHT AND HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ WYZ113-115-212115- /O.CON.KCYS.WW.Y.0030.141221T1900Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 612 AM MST SUN DEC 21 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 AM MST MONDAY... * TIMING...LIGHT SNOW WILL DEVELOP BY LATE MORNING OR EARLY AFTERNOON ALONG WITH GUSTY WEST WINDS. THESE CONDITIONS WILL PERSIST THROUGH EARLY MONDAY. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...THE COMBINATION OF GUSTY WEST WINDS AND FALLING SNOW COULD RESULT IN AREAS OF VERY LOW VISIBILITIES UNDER ONE QUARTER OF A MILE. * IMPACTS...TRAVEL WITHIN THE LARAMIE AND UPPER NORTH PLATTE RIVER VALLEYS MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THIS INCLUDES THE CITIES OF LARAMIE AND SARATOGA. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION TODAY AND MONDAY. 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
115 WWUS45 KCYS 211719 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1019 AM MST SUN DEC 21 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...SNOW AND BLOWING SNOW LIKELY TO SIGNIFICANTLY IMPACT TRAVEL ALONG THE INTERSTATE 80 CORRIDOR BETWEEN RAWLINS AND LARAMIE THIS AFTERNOON AND TONIGHT... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS HAVE SET THE STAGE FOR HEAVY SNOW FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES. STRONG UPSLOPE FLOW AND AN APPROACHING STORM SYSTEM WILL ALLOW SNOWFALL RATES TO INCREASE TODAY. ACCUMULATIONS OF 2 TO 3 FEET ARE EXPECTED THROUGH TUESDAY MORNING IN THE MOUNTAINS. SNOW AMOUNTS WILL BE MUCH LOWER IN THE ADJACENT FOOTHILLS. HOWEVER...STRONG WEST TO SOUTHWEST WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. TRAVEL WILL BE EXTREMELY DANGEROUS THIS AFTERNOON AND TONIGHT. WYZ112-114-220600- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 1019 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...SNOW WILL INCREASE IN COVERAGE AND INTENSITY THROUGH THE DAY TODAY...AND CONTINUE THROUGH EARLY TUESDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 FEET. HIGHEST AMOUNTS ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ110-111-220600- /O.CON.KCYS.WS.W.0016.000000T0000Z-141222T1800Z/ NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON 1019 AM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... * TIMING...HIGH WINDS WILL CONTINUE THROUGH LATE TONIGHT. LIGHT SNOW WILL DEVELOP BY LATE MORNING...CAUSING HAZARDOUS TRAVEL THROUGH THE AFTERNOON AND NIGHT. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...WEST-TO-SOUTHWEST 40 TO 50 MPH WITH GUSTS TO 70 MPH. NEAR WHITEOUT CONDITIONS WILL BE POSSIBLE. * IMPACTS...TRAVEL ALONG INTERSTATE 80 IN THE ARLINGTON AREA BETWEEN LARAMIE AND RAWLINS WILL BECOME VERY HAZARDOUS. NEAR WHITEOUT CONDITIONS ARE LIKELY WITH POTENTIAL FOR SIGNIFICANT DRIFTING OVER THE ROADWAY. ROADS WILL BECOME SLICK AND SNOW COVERED AS WELL. STRONG CROSSWINDS WILL BE VERY DANGEROUS TO LIGHT WEIGHT AND HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ WYZ113-115-220600- /O.CON.KCYS.WW.Y.0030.141221T1900Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 1019 AM MST SUN DEC 21 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST MONDAY... * TIMING...LIGHT SNOW WILL DEVELOP BY LATE MORNING OR EARLY AFTERNOON ALONG WITH GUSTY WEST WINDS. THESE CONDITIONS WILL PERSIST THROUGH EARLY MONDAY. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...THE COMBINATION OF GUSTY WEST WINDS AND FALLING SNOW COULD RESULT IN AREAS OF VERY LOW VISIBILITIES UNDER ONE QUARTER OF A MILE. * IMPACTS...TRAVEL WITHIN THE LARAMIE AND UPPER NORTH PLATTE RIVER VALLEYS MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THIS INCLUDES THE CITIES OF LARAMIE AND SARATOGA. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION TODAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$
231 WWUS45 KCYS 220412 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 912 PM MST SUN DEC 21 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...SNOW AND BLOWING SNOW LIKELY TO SIGNIFICANTLY IMPACT TRAVEL ALONG THE INTERSTATE 80 CORRIDOR BETWEEN RAWLINS AND LARAMIE TONIGHT... .VERY MOIST PACIFIC AIR COMBINED WITH STRONG WEST WINDS HAVE SET THE STAGE FOR HEAVY SNOW FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES. STRONG UPSLOPE FLOW AND AN APPROACHING STORM SYSTEM WILL ALLOW SNOWFALL RATES TO INCREASE TONIGHT. ACCUMULATIONS OF 2 TO 3 FEET ARE EXPECTED THROUGH TUESDAY MORNING IN THE MOUNTAINS. SNOW AMOUNTS WILL BE MUCH LOWER IN THE ADJACENT FOOTHILLS. HOWEVER...STRONG WEST TO SOUTHWEST WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. TRAVEL WILL BE EXTREMELY DANGEROUS THIS AFTERNOON AND TONIGHT. WYZ112-114-221215- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 912 PM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...SNOW WILL INCREASE IN COVERAGE AND INTENSITY THROUGH THE DAY TODAY...AND CONTINUE THROUGH EARLY TUESDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 FEET. HIGHEST AMOUNTS ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITY...SUSTAINED WEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 55 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY THROUGH MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ110-111-221215- /O.CON.KCYS.WS.W.0016.000000T0000Z-141222T1800Z/ NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON 912 PM MST SUN DEC 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST MONDAY... * TIMING...HIGH WINDS WILL CONTINUE THROUGH LATE TONIGHT. LIGHT SNOW WILL DEVELOP...CAUSING HAZARDOUS TRAVEL THROUGH THE NIGHT. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...WEST-TO-SOUTHWEST 25 TO 35 MPH WITH GUSTS TO 65 MPH. NEAR WHITEOUT CONDITIONS WILL BE POSSIBLE. * IMPACTS...TRAVEL ALONG INTERSTATE 80 IN THE ARLINGTON AREA BETWEEN LARAMIE AND RAWLINS WILL BECOME VERY HAZARDOUS. NEAR WHITEOUT CONDITIONS ARE LIKELY WITH POTENTIAL FOR SIGNIFICANT DRIFTING OVER THE ROADWAY. ROADS WILL BECOME SLICK AND SNOW COVERED AS WELL. STRONG CROSSWINDS WILL BE VERY DANGEROUS TO LIGHT WEIGHT AND HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ WYZ113-115-221215- /O.CON.KCYS.WW.Y.0030.000000T0000Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 912 PM MST SUN DEC 21 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST MONDAY... * TIMING...LIGHT SNOW WILL PERSIST THROUGH MONDAY MORNING. * TOTAL SNOW ACCUMULATIONS...GENERALLY 1 TO 3 INCHES. * WINDS/VISIBILITY...THE COMBINATION OF GUSTY WEST WINDS AND FALLING SNOW COULD RESULT IN AREAS OF VERY LOW VISIBILITIES UNDER ONE QUARTER OF A MILE. * IMPACTS...TRAVEL WITHIN THE LARAMIE AND UPPER NORTH PLATTE RIVER VALLEYS MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THIS INCLUDES THE CITIES OF LARAMIE AND SARATOGA. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION TODAY AND MONDAY. 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. && $$ RUBIN
744 WWUS45 KCYS 221100 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 400 AM MST MON DEC 22 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...SNOW AND BLOWING SNOW LIKELY TO SIGNIFICANTLY IMPACT TRAVEL ALONG THE INTERSTATE 80 CORRIDOR BETWEEN RAWLINS AND LARAMIE THROUGH EARLY THIS MORNING... .HEAVY MOUNTAIN SNOWS WILL CONTINUE OVER THE NEXT 24 HOURS AS MOIST WESTERLY FLOW ALOFT INTERACTS WITH THE TERRAIN. AN ADDITIONAL 12 TO 18 INCHES OF SNOW IS LIKELY FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES THROUGH TUESDAY MORNING. STORM TOTAL ACCUMULATIONS MAY APPROACH 4 FEET ON WEST AND NORTHWEST FACING SLOPES. MINIMAL SNOW AMOUNTS ARE EXPECTED ELSEWHERE. HOWEVER... GUSTY WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. TRAVEL COULD BE HAZARDOUS THROUGH EARLY THIS MORNING. WYZ110-111-221500- /O.EXT.KCYS.WS.W.0016.000000T0000Z-141222T1500Z/ NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON 400 AM MST MON DEC 22 2014 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 8 AM MST THIS MORNING... * TIMING...GUSTY WINDS AND OCCASIONAL SNOW SHOWERS WILL CONTINUE TO RESULT IN PERIODIC VISIBILITY REDUCTIONS THROUGH EARLY THIS MORNING. * TOTAL SNOW ACCUMULATIONS...LESS THAN ONE INCH OF ADDITIONAL SNOWFALL. * WINDS/VISIBILITY...WIND GUSTS BETWEEN 30 AND 40 MPH COULD CAUSE VISIBILITIES UNDER ONE QUARTER OF A MILE IN BLOWING SNOW. * IMPACTS...TRAVEL ALONG INTERSTATE 80 IN THE ARLINGTON AREA BETWEEN LARAMIE AND RAWLINS WILL BECOME VERY HAZARDOUS. NEAR WHITEOUT CONDITIONS ARE POSSIBLE WITH POTENTIAL FOR SIGNIFICANT DRIFTING OVER THE ROADWAY. ROADS WILL BECOME SLICK AND SNOW COVERED AS WELL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ WYZ112-114-221900- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 400 AM MST MON DEC 22 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...HEAVY MOUNTAIN SNOWS WILL CONTINUE THROUGH TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 18 INCHES. TOTAL ACCUMULATIONS OF UP TO 4 FEET ARE POSSIBLE ON WEST AND NORTHWEST FACING SLOPES OF THE SNOWY AND SIERRA MADRE RANGES. * WINDS/VISIBILITY...25 TO 35 MPH WITH GUSTS TO 55 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY AND TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ113-115-221500- /O.CON.KCYS.WW.Y.0030.000000T0000Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 400 AM MST MON DEC 22 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST THIS MORNING... * TIMING...LIGHT SNOW SHOWERS WILL PERSIST THROUGH THIS MORNING. * TOTAL SNOW ACCUMULATIONS...LESS THAN ONE INCH OF ADDITIONAL SNOWFALL. * WINDS/VISIBILITY...THE COMBINATION OF GUSTY WEST WINDS AND FALLING SNOW COULD RESULT IN AREAS OF VERY LOW VISIBILITIES UNDER ONE QUARTER OF A MILE IN SNOW SHOWERS. * IMPACTS...TRAVEL WITHIN THE LARAMIE AND UPPER NORTH PLATTE RIVER VALLEYS MAY BE IMPACTED BY THESE WINTRY CONDITIONS. THIS INCLUDES THE CITIES OF LARAMIE AND SARATOGA. THOSE WITH TRAVEL PLANS THROUGH SOUTHEAST WYOMING WILL WANT TO USE EXTREME CAUTION TODAY AND MONDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ HAMMER
399 WWUS45 KCYS 221442 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 742 AM MST MON DEC 22 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... .HEAVY MOUNTAIN SNOWS WILL CONTINUE OVER THE NEXT 24 HOURS AS MOIST WESTERLY FLOW ALOFT INTERACTS WITH THE TERRAIN. AN ADDITIONAL 12 TO 18 INCHES OF SNOW IS LIKELY FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES THROUGH TUESDAY MORNING. STORM TOTAL ACCUMULATIONS MAY APPROACH 4 FEET ON WEST AND NORTHWEST FACING SLOPES. MINIMAL SNOW AMOUNTS ARE EXPECTED ELSEWHERE. HOWEVER... GUSTY WINDS WILL COMBINE WITH SNOW TO PRODUCE VERY LOW VISIBILITIES. THIS WILL BE ESPECIALLY TRUE IN AND AROUND ARLINGTON...ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. TRAVEL COULD BE HAZARDOUS THROUGH EARLY THIS MORNING. WYZ110-111-221545- /O.EXP.KCYS.WS.W.0016.000000T0000Z-141222T1500Z/ NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON 742 AM MST MON DEC 22 2014 ...WINTER STORM WARNING WILL EXPIRE AT 8 AM MST THIS MORNING... LATEST WYOMING DEPARTMENT OF TRANSPORTATION WEBCAMS FOR THE ARLINGTON AREA ARE SHOWING VERY GOOD VISIBILITIES WITH WEATHER RADAR SHOWING SNOW PRETTY MUCH ENDED OVER THE WARNED AREA. THEREFORE...THE WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE ON TIME AT 8 AM THIS MORNING. $$ WYZ113-115-221545- /O.EXP.KCYS.WW.Y.0030.000000T0000Z-141222T1500Z/ UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE... LARAMIE 742 AM MST MON DEC 22 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 AM MST THIS MORNING... SNOW HAS ENDED ACROSS THE ADVISED AREA. THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE ON TIME AT 8 AM THIS MORNING. $$ WYZ112-114-230000- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 742 AM MST MON DEC 22 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...HEAVY MOUNTAIN SNOWS WILL CONTINUE THROUGH TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 18 INCHES. TOTAL ACCUMULATIONS OF UP TO 4 FEET ARE POSSIBLE ON WEST AND NORTHWEST FACING SLOPES OF THE SNOWY AND SIERRA MADRE RANGES. * WINDS/VISIBILITY...25 TO 35 MPH WITH GUSTS TO 55 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY AND TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$
399 WWUS45 KCYS 222017 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 117 PM MST MON DEC 22 2014 ...HEAVY MOUNTAIN SNOWS TO CONTINUE THROUGH TUESDAY... ...ACCUMULATING SNOW AND STRONG WINDS FOR THE NORTHERN NEBRASKA PANHANDLE TONIGHT... .HEAVY MOUNTAIN SNOWS WILL CONTINUE OVER THE NEXT 24 HOURS AS MOIST WESTERLY FLOW ALOFT INTERACTS WITH THE TERRAIN. AN ADDITIONAL 12 TO 18 INCHES OF SNOW IS LIKELY FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES THROUGH TUESDAY MORNING. STORM TOTAL ACCUMULATIONS MAY APPROACH 4 FEET ON WEST AND NORTHWEST FACING SLOPES. ENERGY FROM A STRONG LOW PRESSURE SYSTEM OVER EASTERN NEBRASKA TONIGHT WILL MOVE INTO THE NORTHERN NEBRASKA PANHANDLE. MODERATE TO BRIEFLY HEAVY SNOW IS EXPECTED ALONG THE PINE RIDGE AS WELL AS MOST OF DAWES COUNTY. COMBINATION OF STRONG NORTH WINDS AND ACCUMULATING SNOW WILL CREATE NEAR BLIZZARD CONDITIONS ACROSS THE NORTHERN PANHANDLE TONIGHT. NEZ002-003-095-096-231200- /O.EXB.KCYS.WS.W.0016.141223T0300Z-141223T1800Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE 117 PM MST MON DEC 22 2014 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST TUESDAY. * TIMING...STRONG WINDS WILL DEVELOP AS EARLY AS 8 PM THIS EVENING WITH SNOW BECOMING WIDESPREAD TOWARDS MIDNIGHT. GREATEST SNOW ACCUMULATIONS WILL OCCUR BETWEEN MIDNIGHT AND 6 AM TUESDAY. SNOW LOOKS TO COME TO AN END BY LATE MORNING TUESDAY. * TOTAL SNOW ACCUMULATIONS...4 TO 6 INCHES OF SNOW IS EXPECTED WITH LOCALLY HIGHER AMOUNTS ON NORTH FACING SLOPES OF THE PINE RIDGE. * WINDS/VISIBILITY...25 TO 35 MPH WITH GUSTS TO 45 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ACROSS THE NORTHERN NEBRASKA PANHANDLE WILL BECOME HAZARDOUS LATE THIS EVENING AND PERSIST THROUGH THE MORNING COMMUTE TUESDAY. STRONG WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THAT WILL IMPACT ROADS AND MAKE DRIVING CONDITIONS HAZARDOUS OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$ WYZ112-114-231200- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 117 PM MST MON DEC 22 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... * TIMING...HEAVY MOUNTAIN SNOWS WILL CONTINUE THROUGH TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 18 INCHES. TOTAL ACCUMULATIONS OF UP TO 4 FEET ARE POSSIBLE ON WEST AND NORTHWEST FACING SLOPES OF THE SNOWY AND SIERRA MADRE RANGES. * WINDS/VISIBILITY...25 TO 35 MPH WITH GUSTS TO 55 MPH. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ALONG HIGHWAY 230 BETWEEN WOODS LANDING AND THE STATE LINE...AND BETWEEN ENCAMPMENT AND THE STATE LINE MAY BE IMPACTED BY THE WINTRY CONDITIONS. OUTDOOR ENTHUSIASTS PLANNING TO VENTURE OUT INTO THE HIGH COUNTRY WILL WANT TO EXERCISE EXTREME CAUTION TODAY AND TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS 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. && $$
205 WWUS45 KCYS 231016 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 316 AM MST TUE DEC 23 2014 ...AREAS OF SNOW AND GUSTY WINDS CONTINUING FOR THE NORTHERN NEBRASKA PANHANDLE THIS MORNING... .MODERATE TO HEAVY SNOW WILL CONTINUE ALONG THE PINE RIDGE IN NORTHEASTERN DAWES COUNTY THROUGH MID MORNING BEFORE BEGINNING TO DIMINISH. GUSTY WINDS...PARTICULARLY AT HIGHER ELEVATIONS...WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW WHICH MAY CAUSE VERY LOW VISIBILITIES LESS THAN A QUARTER OF A MILE AT TIMES. TOTAL SNOWFALL AMOUNTS WILL BE LESS OVER MOST OF SIOUX AND BOX BUTTE COUNTIES...HOWEVER OCCASIONAL SNOW SHOWERS AND GUSTY WINDS WILL MAKE TRAVEL HAZARDOUS THROUGH THE MORNING. NEZ003-095-096-231800- /O.CAN.KCYS.WS.W.0016.000000T0000Z-141223T1800Z/ /O.NEW.KCYS.WW.Y.0031.141223T1016Z-141223T1800Z/ BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...ALLIANCE...HARRISON...AGATE 316 AM MST TUE DEC 23 2014 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 AM MST THIS MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...PERIODS OF LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH LATE THIS MORNING...ALONG WITH GUSTY WINDS. * TOTAL SNOW ACCUMULATIONS...1 TO 3 INCHES WITH LOCALLY HIGHER AMOUNTS OVER NORTHERN SIOUX COUNTY. * WINDS/VISIBILITY...WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH. VISIBILITY WILL BE REDUCED TO LESS THAN A HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ACROSS THE NORTHERN NEBRASKA PANHANDLE WILL BE HAZARDOUS FOR THE TUESDAY MORNING COMMUTE. STRONG WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THAT WILL IMPACT ROADS THROUGH LATE THIS MORNING. 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. && $$ WYZ112-114-231130- /O.CAN.KCYS.WS.W.0016.000000T0000Z-141223T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 316 AM MST TUE DEC 23 2014 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. ACCUMULATING SNOW HAS ENDED IN THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES. ANOTHER STORM SYSTEM IS FORECAST TO AFFECT THE AREA FROM CHRISTMAS MORNING THROUGH THE DAY ON FRIDAY. SIGNIFICANT SNOWFALL AMOUNTS ARE POSSIBLE ONCE AGAIN. $$ NEZ002-231800- /O.CON.KCYS.WS.W.0016.000000T0000Z-141223T1800Z/ DAWES- INCLUDING THE CITY OF...CHADRON 316 AM MST TUE DEC 23 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE OVER THE PINE RIDGE IN NORTHEASTERN DAWES COUNTY THROUGH EARLY THIS MORNING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES WITH LOCALLY HIGHER AMOUNTS ALONG NORTH FACING SLOPES OF THE PINE RIDGE. * WINDS/VISIBILITY...25 TO 35 MPH WITH GUSTS TO 45 MPH OVER HIGHER ELEVATIONS. NEAR WHITEOUT CONDITIONS ARE LIKELY IN FALLING AND BLOWING SNOW. * IMPACTS...TRAVEL ACROSS THE NORTHERN NEBRASKA PANHANDLE WILL BE HAZARDOUS FOR THE TUESDAY MORNING. STRONG WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THAT WILL IMPACT ROADS THROUGH LATE THIS MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WINDS MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ HAMMER
385 WWUS45 KCYS 231743 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1043 AM MST TUE DEC 23 2014 ...WINTER STORM WARNING AND WINTER WEATHER ADVISORY TO EXPIRE AT 11 AM THIS MORNING... NEZ002-231845- /O.EXP.KCYS.WS.W.0016.000000T0000Z-141223T1800Z/ DAWES- INCLUDING THE CITY OF...CHADRON 1043 AM MST TUE DEC 23 2014 ...WINTER STORM WARNING WILL EXPIRE AT 11 AM MST THIS MORNING... LATEST RADAR IMAGERY IS SHOWING AREAS OF SNOW MOVING EAST INTO NORTH CENTRAL NEBRASKA LATE THIS MORNING. SIGNIFICANT SNOW ACCUMULATIONS ARE NO LONGER EXPECTED. THEREFORE...THE WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE ON TIME AT 11 AM THIS MORNING. $$ NEZ003-095-096-231845- /O.EXP.KCYS.WW.Y.0031.000000T0000Z-141223T1800Z/ BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...ALLIANCE...HARRISON...AGATE 1043 AM MST TUE DEC 23 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING... LATEST RADAR IMAGERY IS SHOWING AREAS OF SNOW MOVING EAST INTO NORTH CENTRAL NEBRASKA LATE THIS MORNING. SIGNIFICANT SNOW ACCUMULATIONS ARE NO LONGER EXPECTED. THEREFORE...THE WINTER WEATHER ADVISORY WILL BE ALLOWED TO EXPIRE ON TIME AT 11 AM THIS MORNING. $$
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 Dec 19, 11:04 PM MST, 3 hours 21 minutes earlier.
Area forecast discussion, Dec 19, 11:04 PM MST, 3 hours 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1104 PM MST FRI DEC 19 2014
.UPDATE...
ISSUED AT 852 PM MST FRI DEC 19 2014
NO CHANGES TO THE FORECAST THIS EVENING AND NO BIG WEATHER
CONCERNS THROUGH TONIGHT. GUSTY WINDS WILL BE FOUND ALONG THE
LARAMIE RANGE AND NORTHERN SNOWY RANGE FOOTHILLS. GUSTS OF 40 TO
50 MPH WILL BE COMMON BUT NOT EXPECTING HIGH WIND CRITERIA. THE
STRONG WINDS WILL HOLD OFF UNTIL TOMORROW NIGHT AND CONTINUE INTO
SUNDAY NIGHT.
&&
.SHORT TERM...(THIS EVENING THROUGH SUNDAY)
ISSUED AT 300 PM MST FRI DEC 19 2014
GENERALLY QUIET WEATHER EXPECTED TONIGHT AND SATURDAY WITH JUST
SOME SNOW SHOWERS OCCURRING OVER THE HIGHER MTNS AT TIMES AS WEAK
RIPPLES IN GENERALLY WNWLY FLOW PASS BY WITH ACCOMPANYING ENHANCED
MOISTURE RIDING UP WEST-FACING SLOPES. CHANGES ENSUE ON SUNDAY AS
JET ENERGY RIDES OFF THE PACIFIC NW AND TURNS SE OVER THE REGION
WHILE SFC PRESSURE FALLS OCCUR OVER THE HIGH PLAINS...SETTING UP A
FAVORABLE WIND PATTERN IN WIND-PRONE AREAS. AT THE SAME TIME
INCREASING MOISTURE WILL RIDE UP THE MOUNTAINS LATE SUNDAY
INCREASING SNOWFALL. AS A RESULT CURRENT HILITES LOOK TO BE IN
GOOD SHAPE AND WILL NOT ALTER AT THIS TIME. MILD TEMPS OVER THE
PLAINS SUNDAY WITH DOWNSLOPING FLOW WITH MAXS APPROACHING 50F IN A
FEW AREAS.
.LONG TERM...(SUNDAY NIGHT THROUGH FRIDAY)
ISSUED AT 300 PM MST FRI DEC 19 2014
SUNDAY NIGHT...POTENT SHORTWAVE TROUGH...ALBERTA CLIPPER
SYSTEM...MOVES SOUTHEAST ACROSS THE DAKOTAS...SENDING A COLD FRONT
ACROSS OUR COUNTIES AND CRANKING UP OUR WINDS. DEEP MOISTURE IN
NORTHWEST FLOW ALOFT WILL KEEP THE OROGRAPHIC SNOW MACHINE CRANKING
ACROSS THE SNOWY AND SIERRA MADRE RANGES WITH A CHANCE OF SNOW
ELSEWHERE IN CYCLONIC FLOW ALOFT.
MONDAY...IF YOU LOVE WINDY...COLD WEATHER...YOU WILL ENJOY THIS DAY
AS BRISK NORTHWEST FLOW FROM THE SURFACE TO 500 MB PREVAILS. BASED
ON THE 700 MB GRADIENTS AND DEEP COLD AIR ADVECTION...WE MAY NEED
HIGH WIND WARNINGS ACROSS MUCH OF SOUTHEAST WYOMING...ESPECIALLY
OVER OUR WIND PRONE LOCALES SUCH AS ARLINGTON...VEDAUWOO AND THE
SUMMIT OF INTERSTATE 80...ALONG WITH WIND ADVISORIES OVER WESTERN
NEBRASKA. OROGRAPHIC SNOWS WILL DECREASE IN COVERAGE OVER THE SNOWY
AND SIERRA MADRE RANGES AS MOISTURE WANES SLIGHTLY.
TUESDAY...WILL BE A GOOD TRAVEL DAY FOR THE PRE CHRISTMAS TRAVEL
PERIOD. PRIMARY ISSUE WILL BE WINDS AS THE 700 MB GRADIENTS SUGGEST
A TYPICALLY WINDY DAY...WITH PERHAPS OUR WIND PRONE LOCALES SUCH AS
ARLINGTON...VEDAUWOO...BORDEAUX AND THE INTERSTATE 80 SUMMIT
APPROACHING HIGH WIND CRITERIA. ONLY SNOW EXPECTED WILL BE OVER THE
SNOWY AND SIERRA MADRE RANGES...AND ONLY SCATTERED SNOW
SHOWERS...DRY ELSEWHERE.
CHRISTMAS EVE DAY...ANOTHER GOOD TRAVEL DAY FOR THE PRE CHRISTMAS
TRAVEL AS THE FLOW ALOFT BACKS TO NORTHWEST WITH A TRANSITORY FAST
MOVING SHORTWAVE RIDGE OVERHEAD. ASIDE FROM A FEW MOUNTAIN SNOW
SHOWERS OVER THE SNOWY...SIERRA MADRE AND NORTHERN LARAMIE
RANGES...NO PRECIPITATION EXPECTED. WILL BE A WARMER AND WINDY DAY
BASED ON PROJECTED GRADIENTS...BUT MINIMAL TRAVEL ISSUES.
CHRISTMAS...IF YOU LOVE SEEING SNOW ON CHRISTMAS DAY...YOU MAY BE
PLEASED. WHILE THE TYPICALLY DRIER GFS KEEPS CHRISTMAS EVE MORNING
DRY WITH THE APPROACHING SHORTWAVE TROUGH OVER IDAHO...THE
ECMWF...TYPICALLY PERFORMING BETTER IN THE WINTER...SHOWS A MORE
WELL PRONOUNCED SHORTWAVE TROUGH ALOFT APPROACHING FROM IDAHO WITH
SNOW SPREADING INTO OUR WESTERN COUNTIES WEST OF A DOUGLAS TO
LARAMIE LINE BY CHRISTMAS DAY DAWN...AND WILL GO WITH THIS SOLUTION
WHICH BLENDS WELL WITH OUR SURROUNDING OFFICES.
FOR THE DAYLIGHT HOURS ON CHRISTMAS...THE ECMWF CONTINUES TO MOVE
THE WELL PRONOUNCED SHORTWAVE TROUGH ALOFT OVER WYOMING WITH A
DECENT ARCTIC INTRUSION COLD FRONT AND WIDESPREAD SNOW BY LATE
AFTERNOON WEST OF A CHEYENNE TO CHADRON LINE...WHEREAS THE GFS IS
LESS BULLISH WITH QPF AND SNOWFALL AND BRINGS THE COLD FRONT IN
LATER IN THE DAY. SINCE THE ECMWF TYPICALLY OUTPERFORMS THE MORE
OFTEN DRIER GFS IN THE WINTER...AND SINCE THE ECMWF SOLUTION IS
CLOSE TO THE ONE FROM YESTERDAY...ALBEIT A TAD SLOWER...WILL SIDE
WITH OUR SURROUNDING OFFICES AND PAINT AT LEAST A CHANCE OF
AFTERNOON SNOW ACROSS MOST OF OUR COUNTIES...WITH WIDESPREAD
OROGRAPHIC SNOWS ACROSS OUR NORTHERN LARAMIE...SNOWY AND SIERRA
MADRE RANGES.
FRIDAY...LOOKS LIKE ANOTHER DECENT TRAVEL DAY AS BOTH THE GFS AND
ECMWF SHOW THE SHORTWAVE TROUGH ALOFT MOVING TO THE EAST OF OUR
FORECAST AREA...WITH DECREASING CHANCES FOR SNOW...AND WINDY AND
COLD CONDITIONS PER PROGGED GRADIENTS AND THICKNESSES.
&&
.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z SATURDAY NIGHT)
ISSUED AT 1102 PM MST FRI DEC 19 2014
VFR OVER A VAST MAJORITY OF THE FORECAST AREA THROUGH THE TAF
PERIOD...BUT MOUNTAIN TOPS WILL BE OBSCURED OVER SOUTH CENTRAL
WYOMING. A FEW SNOW SHOWERS POSSIBLE INTO THE SNOWY AND SIERRA
MADRE RANGES LATE TONIGHT INTO SATURDAY BUT SNOW WILL BECOME
PERSISTENT WITH MOUNTAINS OBSCURRED SATURDAY NIGHT THROUGH SUNDAY
NIGHT WITH PERIODS OF HEAVY SNOW A GOOD POSSIBILITY. STRONG WINDS
TO DEVELOP OVER SOUTHEAST WYOMING LATE SATURDAY NIGHT THROUGH
SUNDAY...ESPECIALLY IN THE TYPICALLY WIND PRONE AREAS.
&&
.FIRE WEATHER...
ISSUED AT 300 PM MST FRI DEC 19 2014
INCREASING WINDS AROUND THE MOUNTAINS WILL BE THE MAIN CONCERN
OVER THE WEEKEND BUT OTHER FACTORS EXPECTED TO BE NON-CRITICAL.
SNOW SHOWERS WILL INCREASE OVER THE MTNS BEGINNING SUNDAY AND
PERSIST INTO EARLY NEXT WEEK. ELSEWHERE MAINLY DRY AND COOL
WEATHER WILL CONTINUE.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WATCH FROM LATE SATURDAY NIGHT THROUGH MONDAY
AFTERNOON FOR WYZ112-114.
HIGH WIND WATCH FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING
FOR WYZ106-110.
HIGH WIND WATCH FROM SUNDAY MORNING THROUGH SUNDAY EVENING FOR
WYZ116-117.
NE...NONE.
&&
UPDATE...SML
SHORT TERM...RE
LONG TERM...RUBIN
AVIATION...SML
FIRE WEATHER...REHazardous weather outlook, Dec 19, 5:37 AM MST, 20 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 537 AM MST FRI DEC 19 2014 WYZ101>119-201245- 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- 537 AM MST FRI DEC 19 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY WINDY CONDITIONS ARE EXPECTED ACROSS SOUTHEAST WY AND ESPECIALLY THE WIND PRONE AREAS ON SUNDAY AND MONDAY. GUSTS TO 60 MPH WILL BE POSSIBLE ACROSS THE WIND PRONE AREAS AND HIGH WIND WATCHES ARE IN EFFECT. A PROLONGED SNOW EVENT WILL BE POSSIBLE OVER THE SIERRA MADRE AND SNOWY RANGES FROM SUNDAY MORNING THROUGH MONDAY. SNOWFALL ACCUMULATIONS MAY BE UP TO 1 TO 2 FEET. THE COMBINATION OF WIND AND SIGNIFICANT SNOW ACCUMULATIONS WILL RESULT IN HAZARDOUS TRAVEL IN THE MOUNTAINS. WINTER STORM WATCHES ARE IN EFFECT. A STORM SYSTEM WILL LIKELY IMPACT THE REGION ON CHRISTMAS DAY. WIDESPREAD SNOWFALL WILL BE POSSIBLE HOWEVER ACCUMULATIONS ARE UNCERTAIN AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE REQUIRED THROUGH TONIGHT. NEZ002-003-019>021-054-055-095-096-201245- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 537 AM MST FRI DEC 19 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEBRASKA. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY WINDY CONDITIONS ARE EXPECTED ACROSS THE WESTERN NEBRASKA PANHANDLE MONDAY THROUGH TUESDAY. GUSTS TO 45 MPH WILL BE POSSIBLE. A STORM SYSTEM WILL LIKELY IMPACT THE REGION ON CHRISTMAS DAY. WIDESPREAD SNOWFALL WILL BE POSSIBLE HOWEVER ACCUMULATIONS ARE UNCERTAIN AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE REQUIRED THROUGH TONIGHT.
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 2:25 AM MST | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 43 hr |
| Dec 20, 10:31 AM MST | High Wind Watch | CYS | Albany, Carbon | 16 hr |
| Dec 20, 2:04 PM MST | Winter Storm Watch | CYS | Albany, Carbon | 13 hr |
Nearby
Winter Storm Warnings in Nebraska, 2014Winter Storm Warnings in Wyoming, 2014Every winter storm warning in 2014
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.