Alert archive / Nebraska / Winter Storm Warnings in 2013
Winter Storm Warning 8, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Apr 8, 2013, 3:37 AM MDT for 7 counties in Wyoming; 8 counties in Nebraska. It took effect at Apr 8, 2013, 3:00 PM MDT. It was in force for 32 hr. 60 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 8, 2013, 3:37 AM MDT (09:37 UTC)
- In effect from
- Apr 8, 2013, 3:00 PM MDT
- Expired
- Apr 9, 2013, 10:39 PM MDT
- In force
- 32 hr
- Issued by
- NWS Cheyenne, WY
Counties Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE, Albany County, WY, Carbon County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 104 km from the middle of the area, began a volume at 09:37 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 8, 6:45 PM MDT | SNOW 0.5 | Torrington, WY | |
| Apr 8, 7:05 PM MDT | SNOW 0.5 | Chadron, NE | |
| Apr 8, 7:10 PM MDT | SNOW 0.2 | Lusk, WY | |
| Apr 8, 7:11 PM MDT | SNOW 0.5 | Douglas, WY | ROADS VERY SLICK. |
| Apr 8, 7:20 PM MDT | SNOW 2 | 1 Sw Yoder, WY | 1 TO 2 INCHES OF SNOW. |
| Apr 8, 7:29 PM MDT | SNOW 0.5 | Bill, WY | ROADS VERY SLICK. |
| Apr 8, 7:30 PM MDT | SNOW 0.2 | Cheyenne, WY | |
| Apr 8, 7:30 PM MDT | SNOW 1 | 19 W Cheyenne, WY | |
| Apr 8, 8:30 PM MDT | SNOW 2 | 12 Sw Chadron, NE | |
| Apr 8, 8:50 PM MDT | SNOW 4 | Torrington, WY | 3 TO 4 INCHES OF SNOW ON THE GROUND. |
| Apr 8, 9:00 PM MDT | SNOW 1 | Kimball, NE | |
| Apr 8, 9:05 PM MDT | SNOW 1 | Kimball, NE | QUARTER MILE VISIBILITY AT MILE MARKER 11 ON INTERSTATE 80. |
| Apr 8, 9:30 PM MDT | SNOW 0.8 | Cheyenne, WY | QUARTER MILE VISIBILITY IN SNOW AND BLOWING SNOW. |
| Apr 8, 9:30 PM MDT | SNOW 1 | Pine Bluffs, WY | |
| Apr 8, 9:40 PM MDT | SNOW 3 | Chadron, NE | ESTIMATED 2 TO 4 INCHES. DRIFTS NEAR 1 FEET. |
| Apr 8, 9:45 PM MDT | SNOW 5 | Alliance, NE | SEVERAL POWER OUTAGES. |
| Apr 9, 2:45 AM MDT | SNOW 3 | Kimball, NE | |
| Apr 9, 5:00 AM MDT | HEAVY SNOW 6 | Fort Laramie, WY | SNOW DEPTH 6 INCHES. |
| Apr 9, 6:00 AM MDT | SNOW 2 | 17 Wnw Cheyenne, WY | |
| Apr 9, 6:00 AM MDT | SNOW 2.5 | 10 N Cheyenne, WY | |
| Apr 9, 6:00 AM MDT | HEAVY SNOW 3.8 | Cheyenne, WY | DRIFTS UP TO 2 FEET. |
| Apr 9, 6:00 AM MDT | SNOW 3.8 | Nw Cheyenne, WY | SNOW MELTED DOWN TO 0.28 INCHES. |
| Apr 9, 6:00 AM MDT | SNOW 4 | 12 Sw Esterbrook, WY | WINDY PEAK SNOTEL. ELEVATION 7900 FEET. SWE 0.2 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | SNOW 6 | 11 Sse Encampment, WY | BLACKHALL MOUNTAIN SNOTEL. ELEVATION 9820 FEET. SWE 0.3 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | SNOW 6 | 28 E Savery, WY | WHISKEY PARK SNOTEL. ELEVATION 8950 FEET. SWE 0.3 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | HEAVY SNOW 6 | Cheyenne, WY | |
| Apr 9, 6:00 AM MDT | HEAVY SNOW 7.2 | 4 Wsw Douglas, WY | SNOW MELTED DOWN TO 0.48 INCHES. |
| Apr 9, 6:00 AM MDT | SNOW 8 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL. ELEVATION 8150 FEET. SWE 0.4 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | SNOW 8 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL. ELEVATION 9250 FEET. SWE 0.4 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | SNOW 10 | 14 E Dixon, WY | BATTLE MOUNTAIN SNOTEL. ELEVATION 7440 FEET. SWE 0.5 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 6:00 AM MDT | HEAVY SNOW 16 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL. ELEVATION 8880 FEET. SWE 0.8 INCHES FROM 8/18L TO 9/06L. 20 TO 1 RATIO USED. |
| Apr 9, 7:00 AM MDT | SNOW 1.1 | Ene Laramie, WY | |
| Apr 9, 7:00 AM MDT | SNOW 1.4 | Nne Laramie, WY | |
| Apr 9, 7:00 AM MDT | SNOW 1.5 | 3 Sse Guernsey, WY | |
| Apr 9, 7:00 AM MDT | SNOW 1.7 | 1 Se Laramie, WY | |
| Apr 9, 7:00 AM MDT | SNOW 1.7 | 2 Ese Laramie, WY | |
| Apr 9, 7:00 AM MDT | SNOW 1.9 | Laramie, WY | REPORT CAME ON FACEBOOK PAGE. |
| Apr 9, 7:00 AM MDT | SNOW 2 | S Laramie, WY | |
| Apr 9, 7:00 AM MDT | SNOW 3.5 | 2 Nne Encampment, WY | |
| Apr 9, 7:00 AM MDT | SNOW 3.5 | Ese Saratoga, WY | |
| Apr 9, 7:00 AM MDT | SNOW 3.9 | 7 Ssw Chugwater, WY | |
| Apr 9, 7:00 AM MDT | SNOW 5 | 29 Nnw Cheyenne, WY | |
| Apr 9, 7:00 AM MDT | SNOW 5.8 | 3 Nw Burns, WY | |
| Apr 9, 7:00 AM MDT | HEAVY SNOW 6.5 | 11 Nw Lost Springs, WY | |
| Apr 9, 7:00 AM MDT | HEAVY SNOW 6.8 | 29 N Torrington, WY | SNOW DEPTH 6 INCHES. |
| Apr 9, 7:00 AM MDT | HEAVY SNOW 10 | 3 Sw Chadron, NE | SNOW DEPTH 10 INCHES. |
| Apr 9, 7:15 AM MDT | SNOW 3 | Centennial, WY | SNOW DEPTH 2 TO 3 INCHES. |
| Apr 9, 7:15 AM MDT | SNOW 3 | Laramie, WY | SNOW DEPTH 2 TO 3 INCHES. |
| Apr 9, 7:15 AM MDT | HEAVY SNOW 6.6 | 3 Nnw Cheyenne, WY | |
| Apr 9, 7:18 AM MDT | SNOW 3 | Rock River, WY | |
| Apr 9, 7:20 AM MDT | HEAVY SNOW 6 | Saratoga, WY | |
| Apr 9, 7:20 AM MDT | HEAVY SNOW 7 | 29 N Torrington, WY | 0.42 INCHES MELTED DOWN. 4 TO 5 FOOT DRIFTS. |
| Apr 9, 7:20 AM MDT | HEAVY SNOW 8 | Pine Bluffs, WY | 6-8 INCHES HAS FALLEN. WHITEOUT CONDITIONS CURRENTLY. |
| Apr 9, 7:20 AM MDT | HEAVY SNOW 8 | Torrington, WY | 6 TO 8 INCHES. DRIFTS 1 TO 2 FEET. |
| Apr 9, 7:21 AM MDT | SNOW 3 | Arlington, WY | |
| Apr 9, 7:21 AM MDT | SNOW 3 | Medicine Bow, WY | |
| Apr 9, 7:30 AM MDT | SNOW 4 | Chugwater, WY | 1 TO 1.5 FOOT DRIFTS |
| Apr 9, 7:30 AM MDT | SNOW 4 | Wheatland, WY | HEAVY SNOW CURRENTLY. |
| Apr 9, 7:30 AM MDT | HEAVY SNOW 6.1 | Chugwater, WY | SNOW DEPTH 6 INCHES. |
| Apr 9, 7:30 AM MDT | HEAVY SNOW 8 | Lance Creek, WY | HEQVY SNOW OCCURRING NOW. SNOW RQNGES FROM 6 TO 8 INCHES. DRIFTS UP TO 3 FEET |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 9.6 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
- 3117 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
401 WWUS45 KCYS 080937 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 337 AM MDT MON APR 8 2013 ...MAJOR SPRING SNOW STORM TO IMPACT SOUTHEAST WYOMING AND WESTERN NEBRASKA LATE MONDAY THROUGH TUESDAY NIGHT... .A SIGNIFICANT SPRING SNOW STORM REMAINS ON TRACK TO IMPACT SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE TODAY THROUGH TUESDAY NIGHT. THIS PACIFIC STORM WILL MOVE INTO THE CENTRAL AND SOUTHERN ROCKIES TONIGHT AND INTO THE GREAT PLAINS ON TUESDAY. ACCOMPANYING THIS STORM WILL BE A STRONG CANADIAN COLD FRONT BRINGING UNSEASONABLY COLD AIR INTO THE REGION. THIS STORM HAS THE POTENTIAL TO PRODUCE WIDESPREAD HEAVY SNOW...WINDS IN EXCESS OF 40 MPH...AND SNOW ACCUMULATIONS OVER ONE FOOT ACROSS THE EASTERN PLAINS OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE. WYZ103>105-110-112-114>116-082300- /O.UPG.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ /O.NEW.KCYS.WS.W.0008.130409T0000Z-130410T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE- SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...ARLINGTON... ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE 337 AM MDT MON APR 8 2013 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON AND CHANGE TO ALL SNOW BY THIS EVENING. SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH MONDAY NIGHT AND INTO TUESDAY. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES POSSIBLE WITH HIGHER AMOUNTS IN THE MOUNTAINS. UP TO 2 FEET OF SNOW POSSIBLE IN THE SNOWY RANGE AND LARAMIE RANGE. * WINDS/VISIBILITIES...STRONG NORTHEAST WINDS BETWEEN 20 TO 35 MPH WITH GUSTS OVER 45 MPH POSSIBLE THROUGH TUESDAY. VISIBILITIES WILL BE REDUCED TO BELOW ONE QUARTER MILE AT TIMES. IN ADDITION...WIND CHILLS BETWEEN 10 BELOW ZERO TO ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS TO NEAR IMPOSSIBLE MONDAY NIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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...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. && $$ WYZ109-111-082300- /O.UPG.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ /O.NEW.KCYS.WS.W.0008.130408T2100Z-130410T0000Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON 337 AM MDT MON APR 8 2013 ...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN AFTER SUNRISE TODAY. RAINFALL WILL QUICKLY CHANGE TO SNOW BY THIS AFTERNOON. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS NEAR THE SIERRA MADRE RANGE WHERE OVER 1 FOOT OF SNOW IS POSSIBLE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 25 TO 35 MPH ARE POSSIBLE WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO BELOW ONE HALF MILE AT TIMES IN BLOWING AND FALLING SNOW. * IMPACTS...TRAVEL CONDITIONS ALONG AND NORTH OF INTERSTATE 80 WILL BECOME HAZARDOUS MONDAY AFTERNOON THROUGH TUESDAY EVENING MAINLY DUE TO BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ113-082300- /O.UPG.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ /O.NEW.KCYS.WW.Y.0018.130408T2100Z-130410T0000Z/ UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE 337 AM MDT MON APR 8 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW..WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN AFTER SUNRISE TODAY. RAINFALL WILL CHANGE TO SNOW THIS AFTERNOON. * TOTAL SNOW ACCUMULATIONS...3 TO 7 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS. THE LIGHTER SNOWFALL AMOUNTS WILL BE IN THE NORTH PLATTE RIVER VALLEY JUST WEST OF THE SNOWY RANGE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 15 TO 25 MPH ARE POSSIBLE WITH GUSTS OVER 35 MPH. VISIBILITIES WILL BE REDUCED TO ONE MILE OR LESS AT TIMES. * IMPACTS...PRIMARILY TRAVEL DIFFICULTIES ALONG HIGHWAY 130 AND 230 IN THE VALLEYS. 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. && $$ NEZ002-003-095-096-082300- /O.EXT.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE 337 AM MDT MON APR 8 2013 ...WINTER STORM WATCH NOW IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING... THE WINTER STORM WATCH IS NOW IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING. * TIMING...RAIN WILL DEVELOP LATER TODAY WITH THUNDERSTORMS POSSIBLE FURTHER SOUTH NEAR THE COLORADO BORDER. RAIN WILL CHANGE TO SNOW ACROSS WESTERN NEBRASKA THIS EVENING AND BECOME HEAVY AT TIMES INTO TUESDAY. * TOTAL SNOW ACCUMULATIONS...10 TO 16 INCHES OF SNOW POSSIBLE WITH LOCALLY HIGHER AMOUNTS NEAR THE WYOMING BORDER AS WELL AS NORTH FACING RIDGES. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 35 MPH ARE EXPECTED WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO BELOW ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR LATE MONDAY NIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS LATE MONDAY NIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ WYZ101-102-106>108-117>119-082300- /O.CON.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...BORDEAUX... GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS... CARPENTER...ALBIN...PINE BLUFFS 337 AM MDT MON APR 8 2013 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING... A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON WITH THUNDERSTORMS POSSIBLE NEAR THE COLORADO BORDER. RAIN WILL CHANGE TO ALL SNOW BY THIS EVENING. SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH MONDAY NIGHT AND INTO TUESDAY. * TOTAL SNOW ACCUMULATIONS...10 TO 16 INCHES POSSIBLE WITH LOCALLY HIGHER AMOUNTS. * WINDS/VISIBILITIES...STRONG NORTHEAST WINDS BETWEEN 20 TO 35 MPH WITH GUSTS OVER 50 MPH EXPECTED THROUGH TUESDAY. VISIBILITIES WILL BE REDUCED TO BELOW ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR MONDAY NIGHT. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS TO NEAR IMPOSSIBLE MONDAY NIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ NEZ019>021-054-055-082300- /O.CON.KCYS.WS.A.0006.130409T0400Z-130410T0600Z/ SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG... BRIDGEPORT...BAYARD...KIMBALL...SIDNEY 337 AM MDT MON APR 8 2013 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING... A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH TUESDAY EVENING. * TIMING...RAIN WILL DEVELOP LATER TODAY AND THIS EVENING WITH THUNDERSTORMS POSSIBLE FURTHER SOUTH NEAR THE COLORADO BORDER. RAIN WILL CHANGE TO SNOW ACROSS WESTERN NEBRASKA MONDAY EVENING AND BECOME HEAVY AT TIMES AFTER MIDNIGHT INTO TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...7 TO 14 INCHES OF SNOW WITH LOCALLY HIGHER AMOUNTS NEAR THE WYOMING BORDER. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 35 MPH ARE POSSIBLE WITH GUSTS OVER 50 MPH. VISIBILITIES WILL BE REDUCED TO BELOW ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR LATE MONDAY NIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS LATE MONDAY NIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ TT
5 follow-up statements
482 WWUS45 KCYS 081740 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1140 AM MDT MON APR 8 2013 ...MAJOR SPRING SNOW STORM TO IMPACT THE REGION LATER TODAY THROUGH TUESDAY NIGHT... .A SIGNIFICANT SPRING SNOW STORM WILL IMPACT THE REGION BEGINNING LATER TODAY AND CONTINUING THROUGH TUESDAY NIGHT. THIS PACIFIC LOW PRESSURE AREA WILL LIFT ACROSS THE CENTRAL ROCKIES FROM THE FOUR CORNERS THROUGH TUESDAY. ACCOMPANYING THIS STORM WILL BE A STRONG CANADIAN COLD FRONT BRINGING UNSEASONABLY COLD AIR INTO THE REGION. THIS STORM WILL PRODUCE WIDESPREAD HEAVY SNOW...WINDS IN EXCESS OF 40 MPH...AND SNOW ACCUMULATIONS OVER ONE FOOT ACROSS PORTIONS OF THE EASTERN PLAINS OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE. NEZ020-021-054-055-090600- /O.UPG.KCYS.WS.A.0006.130409T0400Z-130410T0600Z/ /O.EXB.KCYS.WS.W.0008.130409T0300Z-130410T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY 1140 AM MDT MON APR 8 2013 ...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR A WINTRY MIX TONIGHT AND SNOW ON TUESDAY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...RAIN WILL DEVELOP LATER TODAY AND THIS EVENING WITH THUNDERSTORMS POSSIBLE NEAR THE COLORADO BORDER. RAIN WILL MIX WITH SNOW LATE THIS EVENING...WITH FREEZING RAIN AND SLEET POSSIBLE OVERNIGHT. THE WINTRY MIX WILL CHANGE OVER TO SNOW EVERYWHERE BY TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES OF SNOW...MOST OF WHICH WILL FALL LATE TONIGHT AND TUESDAY. THE LIGHTEST AMOUNTS OF WHICH WILL BE IN AREAS THAT SEE A WINTRY MIX TONIGHT. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 30 MPH WITH GUSTS OF 40 MPH EXPECTED. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR LATE TONIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL WILL BECOME DANGEROUS LATE TONIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ NEZ002-003-095-096-WYZ101-102-106>108-117>119-090600- /O.UPG.KCYS.WS.A.0006.130409T0000Z-130410T0600Z/ /O.EXA.KCYS.WS.W.0008.130409T0000Z-130410T0600Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE... DOUGLAS...GLENROCK...LUSK...BORDEAUX...GLENDO...WHEATLAND... CHUGWATER...GUERNSEY...TORRINGTON...HORSE CREEK...HARRIMAN... WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS 1140 AM MDT MON APR 8 2013 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON WITH THUNDERSTORMS POSSIBLE NEAR THE COLORADO BORDER. RAIN WILL CHANGE TO ALL SNOW BY THIS EVENING. SNOW WILL BECOME HEAVY AT TIMES TONIGHT AND TUESDAY. * TOTAL SNOW ACCUMULATIONS...8 TO 14 INCHES OF SNOW POSSIBLE WITH LOCALLY HIGHER AMOUNTS. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 30 MPH ARE EXPECTED WITH GUSTS OVER 40 MPH. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR TONIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL WILL BECOME DANGEROUS THIS EVENING THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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. && $$ NEZ019-090600- /O.UPG.KCYS.WS.A.0006.130409T0400Z-130410T0600Z/ /O.EXA.KCYS.WS.W.0008.130409T0000Z-130410T0600Z/ SCOTTS BLUFF- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING 1140 AM MDT MON APR 8 2013 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON WITH THUNDERSTORMS POSSIBLE NEAR THE COLORADO BORDER. RAIN WILL CHANGE TO ALL SNOW BY LATE THIS EVENING. SNOW WILL BECOME HEAVY AT TIMES LATER TONIGHT AND TUESDAY. * TOTAL SNOW ACCUMULATIONS...8 TO 14 INCHES OF SNOW POSSIBLE WITH LOCALLY HIGHER AMOUNTS POSSIBLE. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 30 MPH ARE EXPECTED WITH GUSTS OVER 40 MPH. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR TONIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL WILL BECOME DANGEROUS LATE THIS EVENING THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ103>105-110-112-114>116-090600- /O.CON.KCYS.WS.W.0008.130409T0000Z-130410T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE- SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...ARLINGTON... ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE 1140 AM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT TUESDAY NIGHT. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN THIS AFTERNOON AND CHANGE TO ALL SNOW BY THIS EVENING. SNOW WILL BECOME HEAVY AT TIMES TONIGHT THROUGH TUESDAY. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES POSSIBLE WITH HIGHER AMOUNTS IN THE MOUNTAINS. UP TO 2 FEET OF SNOW POSSIBLE IN THE SNOWY RANGE AND LARAMIE RANGE. * WINDS/VISIBILITIES...STRONG NORTHEAST WINDS BETWEEN 20 TO 30 MPH WITH GUSTS OVER 40 MPH POSSIBLE THROUGH TUESDAY. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES. IN ADDITION...WIND CHILLS BETWEEN 10 BELOW ZERO TO ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS TO NEAR IMPOSSIBLE LATER TONIGHT AND TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ109-111-090600- /O.CON.KCYS.WS.W.0008.130408T2100Z-130410T0000Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON 1140 AM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY. * TIMING...A MIX OF RAIN AND SNOW WILL BEGIN AFTER SUNRISE TODAY. RAINFALL WILL QUICKLY CHANGE TO SNOW BY THIS AFTERNOON. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS NEAR THE SIERRA MADRE RANGE WHERE OVER 1 FOOT OF SNOW IS POSSIBLE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 25 TO 35 MPH ARE POSSIBLE WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO NEAR ONE HALF MILE AT TIMES IN BLOWING AND FALLING SNOW. * IMPACTS...TRAVEL CONDITIONS WILL BECOME HAZARDOUS LATE THIS AFTERNOON AND CONTINUE THROUGH TUESDAY EVENING MAINLY DUE TO FALLING AND DRIFTING SNOW. 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...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. && $$ WYZ113-090600- /O.CON.KCYS.WW.Y.0018.130408T2100Z-130410T0000Z/ UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE 1140 AM MDT MON APR 8 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 6 PM MDT TUESDAY. * TIMING...A MIX OF RAIN AND SNOW WILL DEVELOP TODAY. RAIN WILL CHANGE TO ALL SNOW BY LATE THIS AFTERNOON OR EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 7 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS. THE LIGHTER SNOWFALL AMOUNTS WILL BE IN THE NORTH PLATTE RIVER VALLEY JUST WEST OF THE SNOWY RANGE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 15 TO 25 MPH ARE POSSIBLE WITH GUSTS OVER 35 MPH. VISIBILITIES WILL BE REDUCED TO ONE MILE OR LESS AT TIMES. * IMPACTS...PRIMARILY TRAVEL DIFFICULTIES ALONG HIGHWAY 130 AND 230 IN THE VALLEYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ HAHN
955 WWUS45 KCYS 090353 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 953 PM MDT MON APR 8 2013 ...MAJOR SPRING SNOW STORM TO IMPACT THE REGION THROUGH TUESDAY NIGHT... .A SIGNIFICANT SPRING SNOW STORM WILL IMPACT THE REGION THROUGH TUESDAY NIGHT. THIS PACIFIC LOW PRESSURE AREA WILL LIFT ACROSS THE CENTRAL ROCKIES FROM THE FOUR CORNERS THROUGH TUESDAY. ACCOMPANYING THIS STORM WILL BE A STRONG CANADIAN COLD FRONT BRINGING UNSEASONABLY COLD AIR INTO THE REGION. THIS STORM WILL PRODUCE WIDESPREAD HEAVY SNOW...WINDS IN EXCESS OF 45 MPH...AND SNOW ACCUMULATIONS OVER ONE FOOT ACROSS PORTIONS OF THE EASTERN PLAINS OF SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE. WYZ103>105-110-112-114>116-091200- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE- SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...ARLINGTON... ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE 953 PM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT. * TIMING...SNOW WILL BE HEAVY AT TIMES THE REST OF TONIGHT AND TUESDAY. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES WITH HIGHER AMOUNTS IN THE MOUNTAINS. UP TO 2 FEET OF SNOW POSSIBLE IN THE SNOWY RANGE AND LARAMIE RANGE. * WINDS/VISIBILITIES...STRONG NORTHEAST WINDS BETWEEN 20 TO 30 MPH WITH GUSTS OVER 45 MPH POSSIBLE THROUGH TUESDAY. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES. IN ADDITION...WIND CHILLS WILL BE BETWEEN 10 BELOW ZERO TO ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL MAY BE DANGEROUS TO NEAR IMPOSSIBLE LATER TONIGHT AND TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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...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. && $$ WYZ109-111-091200- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0000Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON 953 PM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY. * TIMING...SNOW WILL CONTINUE THROUGH TUESDAY. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS NEAR THE SIERRA MADRE RANGE WHERE OVER 1 FOOT OF SNOW IS POSSIBLE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 25 TO 35 MPH ARE POSSIBLE WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO NEAR ONE HALF MILE AT TIMES IN BLOWING AND FALLING SNOW. * IMPACTS...TRAVEL CONDITIONS WILL BECOME HAZARDOUS THROUGH TUESDAY EVENING MAINLY DUE TO FALLING AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ002-003-019-095-096-WYZ101-102-106>108-117>119-091200- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK... BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY... TORRINGTON...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE... BURNS...CARPENTER...ALBIN...PINE BLUFFS 953 PM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT. * TIMING...SNOW WILL CONTINUE OVER THE AREA THROUGH TUESDAY EVENING. THE SNOW WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...8 TO 14 INCHES OF SNOW POSSIBLE WITH LOCALLY HIGHER AMOUNTS. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 30 MPH ARE EXPECTED WITH GUSTS OVER 40 MPH. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR TONIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL WILL BECOME DANGEROUS THIS EVENING THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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. && $$ NEZ020-021-054-055-091200- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY 953 PM MDT MON APR 8 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TUESDAY NIGHT. * TIMING...SNOW WILL DEVELOP OVER THE AREA BY MIDNIGHT AND WILL THEN BE HEAVY AT TIMES THROUGH TUESDAY. * TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES OF SNOW...MOST OF WHICH WILL FALL LATE TONIGHT AND TUESDAY. THE LIGHTEST AMOUNTS OF WHICH WILL BE IN AREAS THAT SEE A WINTRY MIX TONIGHT. * WINDS/VISIBILITIES...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 TO 30 MPH WITH GUSTS OF 40 MPH EXPECTED. VISIBILITIES WILL BE REDUCED TO NEAR ONE QUARTER MILE AT TIMES WITH SNOWFALL RATES BETWEEN 1 TO 2 INCHES PER HOUR LATE TONIGHT AND INTO TUESDAY MORNING. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * IMPACTS...TRAVEL WILL BECOME DANGEROUS LATE TONIGHT THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WYZ113-091200- /O.CON.KCYS.WW.Y.0018.000000T0000Z-130410T0000Z/ UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE 953 PM MDT MON APR 8 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY. * TIMING...SNOW WILL CONTINUE TO FALL THROUGH TUESDAY. * TOTAL SNOW ACCUMULATIONS...3 TO 7 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS. THE LIGHTER SNOWFALL AMOUNTS WILL BE IN THE NORTH PLATTE RIVER VALLEY JUST WEST OF THE SNOWY RANGE. IN ADDITION...WIND CHILLS AROUND ZERO DEGREES WILL OCCUR. * WINDS/VISIBILITIES...NORTHEAST WINDS BETWEEN 15 TO 25 MPH ARE POSSIBLE WITH GUSTS OVER 35 MPH. VISIBILITIES WILL BE REDUCED TO ONE MILE OR LESS AT TIMES. * IMPACTS...PRIMARILY TRAVEL DIFFICULTIES ALONG HIGHWAY 130 AND 230 IN THE VALLEYS. 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
828 WWUS45 KCYS 090924 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 324 AM MDT TUE APR 9 2013 ...SIGNIFICANT SPRING SNOWSTORM WILL IMPACT THE REGION THROUGH TONIGHT... .A MAJOR SPRING SNOWSTORM WILL IMPACT THE REGION THROUGH TONIGHT. THE PACIFIC LOW PRESSURE SYSTEM WILL MOVE SLOWLY NORTHEAST ACROSS THE CENTRAL ROCKIES TODAY AND INTO THE CENTRAL PLAINS WEDNESDAY. ACCOMPANYING THIS STORM WILL BE COLD TEMPERATURES...WIDESPREAD SNOW...NORTHERLY WINDS IN EXCESS OF 40 MPH...AND SNOW ACCUMULATIONS UP TO A FOOT ACROSS THE EASTERN PLAINS OF WYOMING AND THE WESTERN NEBRASKA PANHANDLE. AMOUNTS IN EXCESS OF A FOOT WILL BE POSSIBLE OVER THE MOUNTAINS. WYZ103>105-110-112-114>116-100000- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE- SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...ARLINGTON... ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE 324 AM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY BE HEAVY AT TIMES TODAY. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES WITH HIGHER AMOUNTS IN THE MOUNTAINS. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * IMPACTS...TRAVEL WILL BR DANGEROUS TO NEAR IMPOSSIBLE TODAY WITH WHITEOUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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...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. && $$ WYZ109-111-100000- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0000Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON 324 AM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * TIMING...SNOW WILL CONTINUE TODAY. THE SNOW BE HEAVY AT TIMES MAINLY THIS MORNING. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 25 TO 35 MPH WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES IN BLOWING AND FALLING SNOW. * IMPACTS...TRAVEL CONDITIONS WILL DANGEROUS THROUGH TODAY DUE TO FALLING AND BLOWING SNOW. 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...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. && $$ NEZ002-003-019-095-096-WYZ101-102-106>108-117>119-100000- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK... BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY... TORRINGTON...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE... BURNS...CARPENTER...ALBIN...PINE BLUFFS 324 AM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES TODAY. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * IMPACTS...TRAVEL WILL BECOME DANGEROUS THIS EVENING THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA... STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ020-021-054-055-100000- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY 324 AM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES TODAY. * TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE AROUND ZERO DEGREES. * IMPACTS...TRAVEL WILL BE DANGEROUS TO NEAR IMPOSSIBLE TODAY WITH WHITEOUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WYZ113-100000- /O.CON.KCYS.WW.Y.0018.000000T0000Z-130410T0000Z/ UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE 324 AM MDT TUE APR 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * TIMING...LIGHT TO MODERATE SNOW WILL CONTINUE TODAY. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS IN HIGHER ELEVATIONS. THE LIGHTER SNOWFALL AMOUNTS WILL BE IN THE NORTH PLATTE RIVER VALLEY JUST WEST OF THE SNOWY RANGE. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS OVER 35 MPH. VISIBILITIES WILL BE REDUCED TO ONE MILE OR LESS AT TIMES. * IMPACTS...TRAVEL WILL BE HAZARDOUS ALONG HIGHWAYS 130 AND 230 IN THE VALLEYS DUE TO BLOWING AND DRIFTING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ JAMSKI
265 WWUS45 KCYS 100005 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 605 PM MDT TUE APR 9 2013 ...A SIGNIFICANT SPRING SNOWSTORM WILL CONTINUE IMPACT THE REGION THROUGH TONIGHT... .A MAJOR SPRING SNOWSTORM WILL CONTINUE TO IMPACT THE REGION THROUGH TONIGHT. THE STORM WILL MOVE SLOWLY NORTHEAST ACROSS THE CENTRAL ROCKIES TONIGHT AND THEN OVER THE CENTRAL HIGH PLAINS ON WEDNESDAY. THE STORM WILL CONTINUE TO PRODUCE COLD TEMPERATURES... WIDESPREAD AND GUSTY NORTHERLY WINDS. ADDITIONAL ACCUMULATIONS WILL BE BETWEEN 1 AND 3 INCHES MAINLY EARLY TONIGHT WITH THE LARGEST VALUES OVER THE NORTHERN PANHANDLE. STORM TOTAL SNOWFALL WILL RANGE FROM NEAR A FOOT TO OVER A FOOT AND A HALF. WYZ104-105-110-112-114-115-100115- /O.CAN.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN- NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE-SNOWY RANGE- LARAMIE VALLEY- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...ARLINGTON... ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE 605 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. PERIODS OF LIGHT SNOW WILL CONTINUE TRROUGH EARLY TONIGHT OVER SOUTH CENTRAL WYOMING. ADDITIONAL SJOWFALL WILL BE AN INCH OR LESS. ALSO...NORTHERLY WINDS HAVE DIMINISHED SOME AND WILL CONTINUE TO GRADUALLY DECREASE THE REST OF TONIGHT. FOR THOSE REASONS...THE WINTER STORM WARNING HAS BEEN CANCELLED. $$ WYZ109-111-100115- /O.EXP.KCYS.WS.W.0008.000000T0000Z-130410T0000Z/ CENTRAL CARBON COUNTY-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA...BAGGS... DIXON 605 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING HAS EXPIRED... THE WINTER STORM WARNING IS NO LONGER IN EFFECT. PERIODS OF LIGHT SNOW WILL CONTINUE TRROUGH EARLY TONIGHT OVER SOUTH CENTRAL WYOMING. ADDITIONAL SJOWFALL WILL BE LESS THAN AN INCH. ALSO...NORTHERLY WINDS HAVE DIMINISHED SOME AND WILL CONTINUE TO GRADUALLY DECREASE THE REST OF TONIGHT. FOR THOSE REASONS...THE WINTER STORM WARNING HAS EXPIRED. $$ WYZ113-100115- /O.EXP.KCYS.WW.Y.0018.000000T0000Z-130410T0000Z/ UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE 605 PM MDT TUE APR 9 2013 ...WINTER WEATHER ADVISORY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. PERIODS OF LIGHT SNOW WILL CONTINUE TRROUGH EARLY TONIGHT OVER SOUTH CENTRAL WYOMING. ADDITIONAL SJOWFALL WILL BE AN INCH OR LESS. ALSO...NORTHERLY WINDS HAVE DIMINISHED SOME AND WILL CONTINUE TO GRADUALLY DECREASE THE REST OF TONIGHT. FOR THOSE REASONS...THE WINTER WEATHER ADVISORY HAS EXPIRED. $$ WYZ103-116-100600- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ NORTH LARAMIE RANGE-SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE 605 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. T * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES WITH HIGHER AMOUNTS IN THE MOUNTAINS. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * IMPACTS...TRAVEL WILL BR DANGEROUS TO NEAR IMPOSSIBLE TODAY WITH WHITEOUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ NEZ002-003-019-095-096-WYZ101-102-106>108-117>119-100600- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK... BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY... TORRINGTON...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE... BURNS...CARPENTER...ALBIN...PINE BLUFFS 605 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. * TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OVER 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO DEGREES. * IMPACTS...TRAVEL WILL BECOME DANGEROUS THIS EVENING THROUGH TUESDAY WITH WHITE OUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. 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. && $$ NEZ020-021-054-055-100600- /O.CON.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ BANNER-MORRILL-KIMBALL-CHEYENNE- INCLUDING THE CITIES OF...HARRISBURG...BRIDGEPORT...BAYARD... KIMBALL...SIDNEY 605 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. T * TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 45 MPH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES. WIND CHILLS WILL BE AROUND ZERO DEGREES. * IMPACTS...TRAVEL WILL BE DANGEROUS TO NEAR IMPOSSIBLE TODAY WITH WHITEOUT CONDITIONS POSSIBLE IN BLOWING AND FALLING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$
714 WWUS45 KCYS 100439 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1039 PM MDT TUE APR 9 2013 ...A SIGNIFICANT EARLY SPRING SNOWSTORM WILL CONTINUE IMPACT THE REGION TONIGHT... .A MAJOR SPRING SNOWSTORM WILL CONTINUE TO IMPACT THE REGION TONIGHT. THE STORM WILL MOVE SLOWLY NORTHEAST ACROSS THE CENTRAL ROCKIES TONIGHT AND THEN OVER THE CENTRAL HIGH PLAINS ON WEDNESDAY. THE STORM WILL PRODUCE COLD TEMPERATURES... WIDESPREAD SNOW AND GUSTY NORTHERLY WINDS. ADDITIONAL ACCUMULATIONS WILL BE BETWEEN 1 AND 3 INCHES THROUGH SUNRISE...ESPECIALLY OVER PARTS OF THE PANHANDLE. NEZ002-003-019>021-054-055-095-096-WYZ101>103-106>108-117>119- 101200- /O.CAN.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ /O.NEW.KCYS.WW.Y.0019.130410T0439Z-130410T1200Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS- NIOBRARA COUNTY-NORTH LARAMIE RANGE- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...BORDEAUX... GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS... CARPENTER...ALBIN...PINE BLUFFS 1039 PM MDT TUE APR 9 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT WEDNESDAY... ...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 6 AM MDT WEDNESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...SNOW WILL CONTINUE THROUGH SUNRISE. * ADDITIONAL SNOW ACCUMULATIONS...1 TO 3 INCHES. * WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS SUSTAINED AT 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITIES WILL BE REDUCED TO A MILE OR LESS AT TIMES. WIND CHILLS WILL BE FROM 10 BELOW ZERO TO ZERO. * IMPACTS...TRAVEL WILL BE HAZARDOUS THE REST OF TONIGHT. 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. && $$ WYZ116-100545- /O.CAN.KCYS.WS.W.0008.000000T0000Z-130410T0600Z/ SOUTH LARAMIE RANGE- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE 1039 PM MDT TUE APR 9 2013 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. PERIODS OF LIGHT SNOW WILL CONTINUE TRROUGH EARLY WEDNESDAY MORNING OVER THE SOUTHERN LARAMIE RANGE. ADDITIONAL SNOWFALL WILL BE AN INCH OR LESS. ALSO...NORTHERLY WINDS HAVE DIMINISHED SOME AND WILL CONTINUE TO GRADUALLY DECREASE THE REST OF TONIGHT. FOR THOSE REASONS...THE WINTER STORM WARNING HAS BEEN CANCELLED. $$ WEILAND
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 Apr 7, 10:53 PM MDT, 4 hours 44 minutes earlier.
Area forecast discussion, Apr 7, 10:53 PM MDT, 4 hours 44 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1053 PM MDT SUN APR 7 2013
.UPDATE...
ISSUED AT 807 PM MDT SUN APR 7 2013
SHOWERS CONTINUE TO SLOWLY DIMINISH OVER THE CWA WITH THE LOSS
OF DAYTIME HEATING. HOWEVER...SATELLITE IMAGERY SUGGESTS A WEAK
SHORTWAVE TROUGH CURRENTLY MOVING INTO CENTRAL WYOMING. THAT
FEATURE MAY LINGER SHOWERS INTO THE EARLY MORNING HOURS. IN A
RECENT UPDATE TOOK THE MENTION OF THUNDER OUT OF THE FORECAST...
HOWEVER A WEAK STORM HAS JUST DEVELOPED NORTH OF KARL. WINDS
HAVE ALSO DECREASED A BIT ALONG AND WEST OF THE LARAMIE RANGE
THIS EVENING. MADE MINOR ADJUSTMENTS TO THE FIRST PERIOD OF THE
FORECAST IN THE RECENT UPDATE.
&&
.SHORT TERM...(THIS EVENING THROUGH TUESDAY NIGHT)
ISSUED AT 350 PM MDT SUN APR 7 2013
SCATTERED LIGHT RAIN SHOWERS WITH ISOLATED THUNDERSTORMS OVER MUCH
OF THE FORECAST AREA INTO EARLY THIS EVENING. INSTABILITY IS LESS
THAN IMPRESSIVE BUT WHEN COMBINED WITH A PASSING SHORTWAVE TROUGH
AND WEAK LEFT EXIT OF AN UPPER LEVEL JET THERE SHOULD BE ENOUGH
FORCING FOR A FEW THUNDERSTORM. NOT LOOKING AT ANYTHING
SEVERE...BUT LIKE USUAL...INVERTED V SOUNDINGS SUGGESTIVE OF SOME
HIGHER GUSTS POSSIBLE WITH PASSING SHOWERS OR THUNDERSTORMS.
SUBSIDENCE ALOFT SHOULD SET IN BY LATE THIS EVENING...BRINGING AN
END TO MOST CONVECTIVE ACTIVITY...ASSUMING THE MODELS HAVE A
HANDLE ON SUBTLE SHORTWAVE FEATURES WITHIN QUICK MOVING ZONAL
FLOW.
AFTER MIDNIGHT...LOOKING AT CLEARING SKIES WITH LITTLE TO NO
CHANCE FOR MEASURABLE PRECIPITATION BUT THAT WILL CHANCE AFTER
SUNRISE MONDAY AS A POWERFUL STORM SYSTEM APPROACHES. SHOULD SEE A
FEW SHOWERS DEVELOP IN THE FAR WESTERN CWA WITH CHANCES FOR
PRECIPITATION SPREADING EAST ACROSS THE FORECAST AREA DURING THE
DAY. THE MAIN FORECAST CHALLENGES BEGIN MONDAY AFTERNOON AND INTO
THE EVENING. MODELS SUGGESTING DIFFERENT TIMING WITH THE PASSAGE
OF A COLD FRONT. THE TIMING OF THE FRONT WILL MAKE A DIFFERENCE
BETWEEN RAIN AND SNOW AS A PRECIPITATION TYPE FOR LOWER ELEVATIONS...
AT LEAST INITIALLY. AS MONDAY EVENING PROGRESSES RAIN WILL CHANGE
TO SNOW FROM NORTH TO SOUTH AS SNOW LEVELS DROP. BY MIDNIGHT SNOW
SHOULD BE THE ONLY FORM OF PRECIPITATION OCCURRING ACROSS THE
ENTIRE CWA.
MODELS HAVE BEEN VERY CONSISTENT PEGGING THE CWA WITH A GOOD DEAL
OF PRECIPITATION...MOST OF THAT FALLING AS SNOW. ONE DISCERNIBLE
TREND IS THE MODELS HAVE BEEN BACKING OFF ON TOTAL QPF
AMOUNTS...WHICH IS TYPICAL AS THE EVENT APPROACHES. EC AND GEM
ARE THE MOST BULLISH WITH 1.5 TO 2 INCHES OF LIQUID. THE 12Z GFS
ON THE OTHER HAND IS BETWEEN .3 INCHES ALONG THE NORTHERN CWA
BORDER WITH 1 TO 1.5 INCHES OF LIQUID OVER FAR SOUTHEAST WYOMING
AND THE NEBRASKA PANHANDLE. FOR NOW PLAYED THE PRECIPITATION
AMOUNT FORECAST CONSERVATIVE GIVEN THE MODEL TRENDS. ALSO
THUNDERSTORMS ARE LIKELY OVER THE SOUTHERN PLAINS MONDAY
AFTERNOON/EVENING. THIS VERY WELL MAKE DISRUPT THE FEED OF
MOISTURE INTO THE FORECAST AREA. ON THE OTHER HAND SOME RESEARCH
SUGGESTS IN SOME CASES THUNDERSTORMS CAN TRANSPORT MOISTURE INTO
THE MID AND UPPER LEVELS...ACTUALLY ENHANCING PRECIPITATION WELL
NORTH OF THE THUNDERSTORM ACTIVITY. GIVEN THE MODELS AREA SHOWING
DEEP EASTERLY FLOW THROUGH THE MID AND UPPER LEVELS...THIS MAY BE
A POSSIBILITY. AGAIN...WENT CONSERVATIVE WITH LIQUID BUT EVEN AFTER
BEING CONSERVATIVE...STILL COMING UP WITH 8 TO 14 INCHES OF SNOW
ACCUMULATION ACROSS THE FORECAST AREA WITH THIS STORM SYSTEM...
WITH LOCALLY HIGHER AMOUNTS. SNOW RATIOS NOT STRAIGHT FORWARD
EITHER BUT MAINLY THINKING SOMEWHERE BETWEEN 10 AND 15 TO 1 RATIOS.
SOME INSTABILITY NEAR THE COLORADO BORDER COULD MAKE FOR A PERIOD
OF HIGHER RATIOS MONDAY NIGHT...BUT OTHERWISE NOT ANTICIPATING
CONVECTIVE TYPE SNOWFALL. WARM GROUND TEMPERATURE WILL CERTAINLY
MELT SNOW INITIALLY...WHICH ALSO SHOULD LOWER MEASURED SNOW
AMOUNTS. WINDS WILL ALSO BE A FACTOR. STRONG GUSTY WINDS WHICH
WILL DEVELOP WILL CAUSE SNOW COMPACTION AS IT FALLS...YIELDING
LOWER RATIOS. STILL...WITH DEEP ISENTROPIC FORCING...SHOULD SEE A
STEADY DIET OF MODERATE TO HEAVY SNOW MONDAY NIGHT INTO TUESDAY
PRODUCING SOME SIGNIFICANT SNOW ACCUMULATIONS.
AS PREVIOUSLY MENTIONED...WINDS WILL BECOME BECOME STRONG AND
GUSTY. THIS MAY BE AS BIG AS A CONCERN AS THE SNOW TOTALS. MODEL
SOUNDINGS SHOWING 40 TO 50 KT WINDS JUST OFF THE SURFACE BY MONDAY
EVENING THROUGH MONDAY NIGHT. SHOULD THE SNOWS FALL AS EXPECTED...
THESE TYPE WINDS WILL PRODUCE SIGNIFICANT BLOWING AS DRIFTING SNOW
WITH WHITE OUT CONDITIONS. WILL DEFINITELY HAVE TO KEEP A CLOSE
EYE ON THIS OVER THE NEXT DAY AS A BLIZZARD IS CERTAINLY
POSSIBLE. FOR NOW A WINTER STORM WATCH REMAINS IN EFFECT FOR
MONDAY NIGHT INTO TUESDAY NIGHT FOR THE ENTIRE FORECAST AREA AND
ADJACENT AREAS.
.LONG TERM...(WEDNESDAY THROUGH SUNDAY)
ISSUED AT 350 PM MDT SUN APR 7 2013
MAIN WEATHER FOR THIS PERIOD OBVIOUSLY WILL BE THE POTENTIALLY
SIGNIFICANT WINTER-LIKE STORM SYSTEM THAT WILL AFFECT THE REGION
BEGINNING MONDAY NIGHT AND CONTINUING THROUGH TUESDAY BEFORE
PULLING AWAY WEDNESDAY. MODELS IN FAIR AGREEMENT WITH THE
EVOLUTION OF THIS SYSTEM WITH THE GFS A LITTLE FASTER IN THE LATER
PERIODS. MAJOR CHANGES BEGIN BY LATE IN THE DAY MONDAY AS A SFC
COLD FRONT MOVES SOUTH ACROSS THE CWA AND UPPER LOW MOVES INTO THE
GREAT BASIN. NICE DIFFLUENT FLOW ABOVE SFC UPSLOPE FLOW OVER THE
CWA SHOULD ALLOW FOR PCPN TO DEVELOP AND SPREAD EAST ACROSS THE
AREA DURING THE AFTERNOON AND EVENING. PCPN SHOULD BE MOSTLY RAIN
INTO THE EVENING THEN TRANSITION OVER TO SNOW AS COLDER AIR
DEEPENS OVER THE CWA. TUESDAY LOOKING MUCH COLDER AND BLUSTERY
WITH SNOW AS THE UPPER LOW DRIFTS ONLY SLOWLY EAST ACROSS THE 4
CORNERS AREA. BEST DYNAMICAL SUPPORT LOOKS LIKE IT WILL BE TUESDAY
AND HIGHEST QPFS LOOK TO BE AT THAT TIME AS WELL. SNOW
ACCUMULATIONS MAY BE HINDERED SOME AS TEMPERATURES WILL BE ONLY A
LITTLE BELOW FREEZING DURING THE DAY AND THE HIGHER SUN ANGLE
TENDS TO INCREASE MELTING. DECENT SNOWFALL STILL LOOKS AN
INCREASING POSSIBILITY AND SOME SORT OF HILITES WILL LIKELY BE
&&
.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z MONDAY EVENING)
ISSUED AT 1053 PM MDT SUN APR 7 2013
VFR CONDITIONS WILL CONTINUE OVER MOST OF THE CWA THROUGH MONDAY
MORNING. ISOLATED SHOWERS WILL AFFECT THE AREA THROUGH 08Z AND
HIGHER MOUNTAIN PEAKS WILL BE OBSCURED THROUGH THAT TIME. CLOUDS
WILL INCREASE ON MONDAY AND BASES LOWER AS A STORM SYSTEM DEVELOPS
OVER THE CENTRAL ROCKIES. SHOWERS AND ISOLATED THUNDERSTORMS WILL
ALSO BECOME FAIRLY WIDESPREAD BY THE AFTERNOON. SOME OF THE
SHOWERS WILL BRIEFLY PRODUCE MVFR CEILINGS AND VISIBILITIES IN
RAIN OR SNOW. MOST OF THE SNOW SHOWERS WILL BE OVER CARBON COUNTY
MONDAY AFTERNOON AND THEN THE PRECIPITATION TYPE WILL BE ALL SNOW
BY MONDAY EVENING. WIDESPREAD IFR CONDITIONS WILL DEVELOP OVER
THE AREA MONDAY NIGHT AND CONTINUE THROUGH TUESDAY EVENING. ICING
WILL CONTINUE TO BE A MAJOR CONCERN MONDAY NIGHT. THE MOUNTAINS
WILL BE OBSCURED MONDAY AFTERNOON THROUGH TUESDAY NIGHT.
WINDS WILL TURN TO NORTHEAST AT THE SURFACE MONDAY AFTERNOON OVER
MOST OF THE CWA WITH GUSTS AS HIGH AS 40 KNOTS. THOSE STRONG WINDS
WILL CONTINUE THROUGH TUESDAY. THE WINDS WILL PRODUCE BLOWING AND
DRIFTING SNOW AND REDUCING VISIBILITIES MONDAY NIGHT AND TUESDAY.
&&
.FIRE WEATHER...
ISSUED AT 244 AM MDT SUN APR 7 2013
NO FIRE WEATHER CONCERNS THIS WEEK AS A MAJOR SPRING SNOW STORM
IS EXPECTED TO IMPACT SOUTHEAST WYOMING AND WESTERN NEBRASKA
BEGINNING ON MONDAY. THERE ARE NO FIRE WEATHER CONCERNS DUE TO THE
HIGH CHANCE OF WETTING RAINFALL THROUGH TUESDAY NIGHT AS WELL AS
HIGH HUMIDITIES AND COLD TEMPERATURES. MILD TEMPERATURES AND
DRIER CONDITIONS WILL RETURN TO THE REGION BY LATE THIS
WEEK...BUT TEMPERATURES WILL LIKELY REMAIN BELOW NORMAL.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WATCH FROM MONDAY EVENING THROUGH TUESDAY EVENING
FOR WYZ101>119.
NE...WINTER STORM WATCH FROM MONDAY EVENING THROUGH TUESDAY EVENING
FOR NEZ002-003-019>021-054-055-095-096.
&&
UPDATE...WEILAND
SHORT TERM...LIEBL
LONG TERM...RE
AVIATION...WEILAND
FIRE WEATHER...TJTHazardous weather outlook, Apr 7, 8:35 PM MDT, 7 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 835 PM MDT SUN APR 7 2013 WYZ101>119-081100- 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- 835 PM MDT SUN APR 7 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL WYOMING... SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A POTENT SPRING STORM WILL MOVE FROM THE GREAT BASIN ACROSS THE FOUR CORNERS AND INTO THE NORTHERN AND CENTRAL PLAINS MONDAY THROUGH WEDNESDAY. THIS STORM HAS THE POTENTIAL TO PRODUCE HEAVY SNOWFALL AND STRONG WINDS. A WINTER STORM WATCH IS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING. CONTINUE TO MONITOR THE LATEST FORECASTS FOR FURTHER DETAILS REGARDING THIS SPRING STORM. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ002-003-019>021-054-055-095-096-081100- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 835 PM MDT SUN APR 7 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A POTENT SPRING STORM WILL MOVE FROM THE GREAT BASIN ACROSS THE FOUR CORNERS AND INTO THE NORTHERN AND CENTRAL PLAINS MONDAY THROUGH WEDNESDAY. THIS STORM HAS THE POTENTIAL TO PRODUCE HEAVY SNOWFALL AND STRONG WINDS. A WINTER STORM WATCH IS IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY EVENING. CONTINUE TO MONITOR THE LATEST FORECASTS FOR FURTHER DETAILS REGARDING THIS SPRING STORM. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE WEILAND
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 3:37 AM MDT | Winter Weather Advisory | CYS | Carbon | 38 hr |
| Apr 8, 3:04 PM MDT | Special Weather Statement | CYS | Laramie | 56 min |
| Apr 8, 2:35 PM MDT | Special Weather Statement | CYS | Cheyenne, Kimball | 55 min |
| Apr 8, 3:18 PM MDT | Special Weather Statement | CYS | Cheyenne | 42 min |
| Apr 8, 3:39 PM MDT | Special Weather Statement | CYS | Cheyenne | 36 min |
| Apr 8, 4:13 PM MDT | Special Weather Statement | CYS | Cheyenne | 47 min |
| Apr 8, 4:28 PM MDT | Special Weather Statement | CYS | Cheyenne | 47 min |
| Apr 8, 5:27 PM MDT | Special Weather Statement | CYS | Kimball | 33 min |
Nearby
Winter Storm Warnings in Nebraska, 2013Winter Storm Warnings in Wyoming, 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.