Alert archive / Wyoming / Winter Storm Warnings in 2016
Winter Storm Warning 17, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Dec 15, 2016, 3:06 PM MST for 7 counties in Wyoming; Box Butte County, Dawes County, Sioux County, Nebraska. It took effect at Dec 15, 2016, 11:00 PM MST. It was in force for 27 hr. 41 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 15, 2016, 3:06 PM MST (22:06 UTC)
- In effect from
- Dec 15, 2016, 11:00 PM MST
- Expired
- Dec 17, 2016, 2:00 AM MST
- In force
- 27 hr
- Issued by
- NWS Cheyenne, WY
Counties Box Butte County, NE, Dawes 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), 121 km from the middle of the area, began a volume at 22:04 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 16, 8:00 AM MST | SNOW 5 | Wheatland, WY | |
| Dec 16, 8:24 AM MST | SNOW 2 | Chadron, NE | MEASURED AT KCSR RADIO IN DOWNTOWN CHADRON. |
| Dec 16, 12:00 PM MST | SNOW 4 | Chadron, NE | |
| Dec 16, 12:00 PM MST | SNOW 4.9 | Harrison, NE | |
| Dec 16, 12:35 PM MST | SNOW 3.5 | Lusk, WY | 3 TO 4 INCHES AND STILL SNOWING |
| Dec 16, 12:37 PM MST | SNOW 1.5 | Douglas, WY | |
| Dec 16, 12:39 PM MST | SNOW 2 | 6 S Chadron, NE | |
| Dec 16, 12:39 PM MST | SNOW 2 | Lost Springs, WY | |
| Dec 16, 12:42 PM MST | SNOW 3.5 | 10 S Chadron, NE | 3 TO 4 INCHES. |
| Dec 16, 12:45 PM MST | HEAVY SNOW 6 | 12 Nw Chadron, NE | |
| Dec 16, 12:50 PM MST | HEAVY SNOW 8 | Crawford, NE | |
| Dec 16, 1:32 PM MST | SNOW 4 | 10 E Wheatland, WY | SNOW DEPTH 4 INCHES AND IS STILL SNOWING. |
| Dec 16, 1:48 PM MST | SNOW 5.5 | 4 N Wheatland, WY | SNOW DEPTH WAS 5.5 INCHES. |
| Dec 16, 1:55 PM MST | SNOW 5 | Wheatland, WY | |
| Dec 16, 3:55 PM MST | HEAVY SNOW 6.2 | Chadron, NE | |
| Dec 16, 4:45 PM MST | SNOW 3 | 11 N Lance Creek, WY | SNOW DEPTH 3 INCHES AND WAS SNOWING. |
| Dec 16, 5:23 PM MST | SNOW 0 | Medicine Bow, WY | HIGHWAY 487 FROM MEDICINE BOW TO WY220 CLOSED DUE TO WINTER WEATHER CONDITIONS. OPENED AT 17/759PM. |
| Dec 16, 5:37 PM MST | SNOW 0 | Douglas, WY | INTERSTATE 25 BETWEEN DOUGLAS AND CASPER CLOSED DUE TO WINTER WEATHER CONDITIONS. OPENED AT 17/726AM. |
| Dec 16, 6:09 PM MST | SNOW 0 | N Muddy Gap, WY | WY 287 BETWEEN RAWLINS AND MUDDY GAP CLOSED DUE TO WINTER WEATHER CONDITIONS. ESTIMATED OPENING TIME 17/11 AM. |
| Dec 16, 6:36 PM MST | SNOW 5 | Redbird, WY | SNOW DEPTH 5 INCHES. |
| Dec 16, 6:48 PM MST | SNOW 2 | Laramie, WY | SNOW DEPTH 2 INCHES. |
| Dec 16, 6:56 PM MST | SNOW 3 | Douglas, WY | SNOW DEPTH 3 INCHES. |
| Dec 16, 6:56 PM MST | SNOW 4.5 | Lusk, WY | SNOW DEPTH 3.5 TO 4.5 AND IS SNOWING HARDER. |
| Dec 16, 8:00 PM MST | SNOW 5 | Wheatland, WY | |
| Dec 16, 10:00 PM MST | HEAVY SNOW 7.5 | Chadron, NE | STORM TOTAL SNOWFALL. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 12 | 35 S Rawlins, WY | SAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS 0.8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 13.2 | 28 E Savery, WY | WHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 15 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 15 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 16.5 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 1.1 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 18 | 12 Sw Esterbrook, WY | WINDY PEAK SNOTEL. ELEVATION 7900 FEET. SWE 1.2 INCHES OVER PAST 27 HOURS. 15 TO 1 RATIO USED. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 18 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 18 | 38 Sw Douglas, WY | LAPRELE CREEK SNOTEL. ELEVATION 8375 FEET. SWE 1.2 INCHES OVER PAST 27 HOURS. 15 TO 1 RATIO USED. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 19.5 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 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 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 21 | 21 Sse Elk Mountain, WY | MEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 1.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 26.4 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS 2.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 30 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS 2.5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 30 | 8 Ene Hog Park Campgrou, WY | BLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS 2.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 36 | 10 Sw Encampment, WY | LITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS 3.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
| Dec 17, 2:00 AM MST | HEAVY SNOW 36 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 2.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 15 TO 1. ACCUMULATION WAS OVER PAST 27 HOURS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Rapid City, SD (KRAP), launched 12:00Z, 10.1 hours before the alert went out and 250 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 707 m above ground
- 0-6 km bulk shear
- 103 kt
- 0-1 km storm-relative helicity
- 377 m²/s²
- 0-3 km storm-relative helicity
- 391 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
743 WWUS45 KCYS 152206 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 306 PM MST THU DEC 15 2016 ...SIGNIFICANT WINTER STORM TO IMPACT THE REGION FRIDAY THROUGH FRIDAY NIGHT... WYZ110-161200- /O.UPG.KCYS.WS.A.0016.161216T1200Z-161217T0900Z/ /O.NEW.KCYS.WS.W.0017.161216T0600Z-161217T0900Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 306 PM MST THU DEC 15 2016 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH EARLY SATURDAY MORNING. THE SNOW MAY BE HEAVY AT TIMES DURING THE DAY ON FRIDAY. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 55 MPH THROUGH EARLY FRIDAY...THEN SLOWLY DECREASING. VISIBILITY WILL LIKELY BE REDUCED TO ONE QUARTER OF A MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...EXTREMELY DANGEROUS OR IMPOSSIBLE TRAVEL CONDITIONS ARE EXPECTED IN THE ARLINGTON AREA ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS ON FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ112-114-161200- /O.UPG.KCYS.WS.A.0016.161216T0300Z-161217T0900Z/ /O.NEW.KCYS.WS.W.0017.161216T0600Z-161217T0900Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY 306 PM MST THU DEC 15 2016 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...MOUNTAIN SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH EARLY SATURDAY MORNING. THE SNOW WILL BE HEAVY AT TIMES DURING THE DAY ON FRIDAY. * TOTAL SNOW ACCUMULATIONS...15 TO 20 INCHES. HIGHEST AMOUNTS ON WEST OR SOUTHWEST FACING SLOPES...ESPECIALLY IN THE SIERRA MADRES. * WINDS/VISIBILITY...WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...MAINLY TO TRANSPORTATION. MOUNTAIN TRAVEL WILL BECOME VERY DANGEROUS OR IMPOSSIBLE WITH SLICK AND SNOW COVERED ROADS. THOSE WITH RECREATIONAL INTERESTS SHOULD BE PREPARED FOR ADVERSE WINTER CONDITIONS IN THE HIGH COUNTRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ NEZ002-003-095-096-WYZ101>103-105>108-161200- /O.UPG.KCYS.WS.A.0016.161216T1200Z-161217T0900Z/ /O.NEW.KCYS.WS.W.0017.161216T0600Z-161217T0900Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE... HARRISON...AGATE...BILL...DOUGLAS...DEER CREEK...GLENROCK... LUSK...REDBIRD...GARRETT...MEDICINE BOW...SHIRLEY BASIN... BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON 306 PM MST THU DEC 15 2016 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 2 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH EARLY SATURDAY MORNING. THE SNOWY WILL BE HEAVY AT TIMES DURING THE DAY ON FRIDAY. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 5 TO 10 MPH INCREASING TO 10 TO 15 MPH DURING THE AFTERNOON AND EVENING. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ104-161200- /O.UPG.KCYS.WS.A.0016.161216T1200Z-161217T0900Z/ /O.NEW.KCYS.WW.Y.0038.161216T0900Z-161217T0900Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS- INCLUDING THE CITY OF...SEMINOE DAM 306 PM MST THU DEC 15 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM FRIDAY TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 AM FRIDAY TO 2 AM MST SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH EARLY SATURDAY MORNING. THE SNOW COULD BE HEAVY AT TIMES DURING THE DAY ON FRIDAY. * TOTAL SNOW ACCUMULATIONS...GENERALLY 3 TO 6 INCHES WITH HIGHER AMOUNTS POSSIBLE NEAR THE MOUNTAINS. * WINDS/VISIBILITY...SOUTHWEST WINDS BECOMING NORTHEAST LATE ON FRIDAY...15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WYZ109-113-161200- /O.NEW.KCYS.WW.Y.0038.161216T0900Z-161217T0900Z/ CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT 306 PM MST THU DEC 15 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM FRIDAY TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 AM FRIDAY TO 2 AM MST SATURDAY. * TIMING...A MIX OF RAIN AND SNOW WILL DEVELOP EARLY FRIDAY MORNING AND QUICKLY CHANGE TO SNOW. THE SNOW WILL CONTINUE THROUGH EARLY SATURDAY MORNING AND COULD BECOME HEAVY AT TIMES DURING THE DAY ON FRIDAY. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH...BECOMING NORTHEAST AND DECREASING ON FRIDAY NIGHT. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. && $$ HAMMER
4 follow-up statements
709 WWUS45 KCYS 161016 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 316 AM MST FRI DEC 16 2016 ...SIGNIFICANT WINTER STORM TO IMPACT THE REGION THIS MORNING THROUGH EARLY TONIGHT... WYZ104-162300- /O.UPG.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.EXA.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS- INCLUDING THE CITY OF...SEMINOE DAM 316 AM MST FRI DEC 16 2016 ...WINTER STORM WARNING IN EFFECT UNTIL 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 2 AM MST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH EARLY TONIGHT. THE SNOW COULD BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...GENERALLY 5 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS. * WINDS/VISIBILITY...SOUTHWEST WINDS BECOMING NORTH TO NORTHEAST AT 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ112-114-162300- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY 316 AM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. SNOW WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...13 TO 20 INCHES. HIGHEST AMOUNTS ON WEST OR SOUTHWEST FACING SLOPES...ESPECIALLY IN THE SIERRA MADRES. * WINDS/VISIBILITY...WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...MAINLY TO TRANSPORTATION. MOUNTAIN TRAVEL WILL BECOME VERY DANGEROUS OR IMPOSSIBLE WITH SLICK AND SNOW COVERED ROADS. THOSE WITH RECREATIONAL INTERESTS SHOULD BE PREPARED FOR ADVERSE WINTER CONDITIONS IN THE HIGH COUNTRY. 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. && $$ NEZ002-003-095-096-WYZ101>103-105>108-162300- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE... HARRISON...AGATE...BILL...DOUGLAS...DEER CREEK...GLENROCK... LUSK...REDBIRD...GARRETT...MEDICINE BOW...SHIRLEY BASIN... BORDEAUX...WHEATLAND...GUERNSEY...TORRINGTON 316 AM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... * TIMING...SNOW WILL DEVELOP THIS MORNING AND CONTINUE THROUGH EARLY TONIGHT. THE SNOWY WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 5 TO 10 MPH INCREASING TO 10 TO 15 MPH DURING THE AFTERNOON AND EVENING. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ110-162300- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 316 AM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... * TIMING...SNOW WILL DEVELOP BY LATE THIS MORNING AND CONTINUE INTO EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 50 MPH THROUGH MIDDAY...THEN SLOWLY DECREASING THROUGH THE AFTERNOON. VISIBILITY WILL LIKELY BE REDUCED TO ONE HALF OF A MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...EXTREMELY DANGEROUS OR IMPOSSIBLE TRAVEL CONDITIONS ARE EXPECTED IN THE ARLINGTON AREA ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. 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. && $$ NEZ019>021-162300- /O.EXB.KCYS.WW.Y.0038.161216T1500Z-161217T0900Z/ SCOTTS BLUFF-BANNER-MORRILL- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG... ANGORA...BRIDGEPORT...BAYARD...REDINGTON 316 AM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 2 AM MST SATURDAY. * TIMING...SNOW WILL DEVELOP THROUGH THE MORNING AND CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES. * WINDS/VISIBILITY..NORTHEAST 10 TO 15 MPH. VISIBILITIES COULD DROP BELOW ONE HALF MILE AT TIMES IN PERIODS OF MODERATE SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. && $$ NEZ054-055-WYZ111-115>119-162300- /O.EXB.KCYS.WW.Y.0038.161216T2100Z-161217T0900Z/ KIMBALL-CHEYENNE-SOUTHWEST CARBON COUNTY-LARAMIE VALLEY- SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...KIMBALL...BROWNSON...SIDNEY...BAGGS... BOSLER...LARAMIE...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER... FEDERAL...HORSE CREEK...CHEYENNE...PINE BLUFFS 316 AM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 AM MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 AM MST SATURDAY. * TIMING...SNOW WILL DEVELOP BY LATE THIS AFTERNOON AND CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH AMOUNTS APPROACHING 6 INCHES OVER THE SOUTHERN LARAMIE RANGE. GENERALLY 1 TO 2 INCHES OVER THE SOUTHERN NEBRASKA PANHANDLE. * WINDS/VISIBILITY...NORTH TO NORTHEAST AT 10 TO 15 MPH. GUSTS TO 30 MPH WILL BE POSSIBLE FOR AREAS TO THE EAST OF THE LARAMIE RANGE. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. && $$ WYZ109-113-162300- /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT 316 AM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... * TIMING...SNOW WILL DEVELOP BY LATE MORNING AND CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITY...WEST TO SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH...BECOMING NORTH TO NORTHEAST AND DECREASING THROUGH THE AFTERNOON. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. && $$
283 WWUS45 KCYS 162038 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 138 PM MST FRI DEC 16 2016 ...SIGNIFICANT WINTER STORM TO IMPACT THE REGION THROUGH EARLY TONIGHT... NEZ002-003-095-096-WYZ101>103-106>108-170445- /O.NEW.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ DAWES-BOX BUTTE-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- INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE... HARRISON...AGATE...BILL...DOUGLAS...DEER CREEK...GLENROCK... LUSK...REDBIRD...GARRETT...BORDEAUX...WHEATLAND...GUERNSEY... TORRINGTON 138 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. SNOW WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. 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. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ NEZ019>021-170445- /O.NEW.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ SCOTTS BLUFF-BANNER-MORRILL- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG... ANGORA...BRIDGEPORT...BAYARD...REDINGTON 138 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES. * WINDS/VISIBILITY..NORTHEAST 10 TO 15 MPH. VISIBILITIES COULD DROP BELOW ONE HALF MILE AT TIMES IN PERIODS OF MODERATE SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ NEZ054-055-WYZ115>119-170445- /O.NEW.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.161216T2100Z-161217T0900Z/ KIMBALL-CHEYENNE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY- EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...KIMBALL...BROWNSON...SIDNEY...BOSLER... LARAMIE...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL... HORSE CREEK...CHEYENNE...PINE BLUFFS 138 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH AMOUNTS APPROACHING 6 INCHES OVER THE SOUTHERN LARAMIE RANGE. GENERALLY 1 TO 2 INCHES OVER THE SOUTHERN NEBRASKA PANHANDLE. * WINDS/VISIBILITY...NORTH TO NORTHEAST AT 10 TO 15 MPH. GUSTS TO 30 MPH WILL BE POSSIBLE FOR AREAS TO THE EAST OF THE LARAMIE RANGE. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ112-114-170445- /O.NEW.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY 138 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. SNOW WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...13 TO 20 INCHES. HIGHEST AMOUNTS ON WEST OR SOUTHWEST FACING SLOPES...ESPECIALLY IN THE SIERRA MADRES. * WINDS/VISIBILITY...WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. * IMPACTS...MAINLY TO TRANSPORTATION. MOUNTAIN TRAVEL WILL BECOME VERY DANGEROUS OR IMPOSSIBLE WITH SLICK AND SNOW COVERED ROADS. THOSE WITH RECREATIONAL INTERESTS SHOULD BE PREPARED FOR ADVERSE WINTER CONDITIONS IN THE HIGH COUNTRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ104-105-170445- /O.NEW.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN- INCLUDING THE CITIES OF...SEMINOE DAM...MEDICINE BOW... SHIRLEY BASIN 138 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. SNOW WILL BE HEAVY AT TIMES. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 10 TO 15 MPH DURING THE AFTERNOON AND EVENING. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * WIND CHILL VALUES...20 BELOW ZERO TO 30 DEGREES BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. 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. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ110-170445- /O.NEW.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 138 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE INTO EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITY...WINDS BECOMING NORTHEAST AT 10 TO 20 MPH WITH GUSTS TO 30 MPH. VISIBILITY WILL LIKELY BE REDUCED TO ONE HALF OF A MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...FROM 20 DEGREES BELOW TO 30 BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS OR IMPOSSIBLE TRAVEL CONDITIONS ARE EXPECTED IN THE ARLINGTON AREA ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ109-113-170445- /O.NEW.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT 138 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITY...NORTHEAST WIND 10 TO 20 MPH GUSTING TO 30 MPH. VISIBILITY UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 DEGREES BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ111-170445- /O.NEW.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.161216T2100Z-161217T0900Z/ SOUTHWEST CARBON COUNTY- INCLUDING THE CITY OF...BAGGS 138 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO NOON MST SATURDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO NOON MST SATURDAY. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH AMOUNTS APPROACHING 6 INCHES OVER THE SNOWY RANGE. * WINDS/VISIBILITY...NORTH TO NORTHEAST AT 10 TO 15 MPH. GUSTS TO 30 MPH WILL BE POSSIBLE FOR AREAS TO THE EAST OF THE LARAMIE RANGE. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
255 WWUS45 KCYS 170537 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1037 PM MST FRI DEC 16 2016 ...BITTERLY COLD WIND CHILLS TONIGHT... NEZ002-003-095-096-WYZ101>103-106>108-171515- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ DAWES-BOX BUTTE-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- INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE... HARRISON...AGATE...BILL...DOUGLAS...DEER CREEK...GLENROCK... LUSK...REDBIRD...GARRETT...BORDEAUX...WHEATLAND...GUERNSEY... TORRINGTON 1037 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL CONTINUE TO DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. 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. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ112-114-171515- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY 1037 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...13 TO 20 INCHES. HIGHEST AMOUNTS ON WEST OR SOUTHWEST FACING SLOPES...ESPECIALLY IN THE SIERRA MADRES. * WINDS/VISIBILITY...WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. * IMPACTS...MAINLY TO TRANSPORTATION. MOUNTAIN TRAVEL WILL BECOME VERY DANGEROUS OR IMPOSSIBLE WITH SLICK AND SNOW COVERED ROADS. THOSE WITH RECREATIONAL INTERESTS SHOULD BE PREPARED FOR ADVERSE WINTER CONDITIONS IN THE HIGH COUNTRY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ104-105-171515- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN- INCLUDING THE CITIES OF...SEMINOE DAM...MEDICINE BOW... SHIRLEY BASIN 1037 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...WIDESPREAD 5 TO 10 INCHES. * WINDS/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES MAY BE REDUCED TO UNDER ONE HALF MILE AT TIMES DURING PERIODS OF MODERATE TO HEAVY SNOW. * WIND CHILL VALUES...20 BELOW ZERO TO 30 DEGREES BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. 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. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ110-171515- /O.CON.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 1037 PM MST FRI DEC 16 2016 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES. * WINDS/VISIBILITY...NORTHWEST AT 10 TO 20 MPH WITH GUSTS TO 30 MPH. VISIBILITY WILL LIKELY BE REDUCED TO ONE HALF OF A MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...FROM 20 DEGREES BELOW TO 30 BELOW ZERO. * IMPACTS...EXTREMELY DANGEROUS OR IMPOSSIBLE TRAVEL CONDITIONS ARE EXPECTED IN THE ARLINGTON AREA ALONG INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ NEZ019>021-171515- /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ SCOTTS BLUFF-BANNER-MORRILL- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG... ANGORA...BRIDGEPORT...BAYARD...REDINGTON 1037 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES. * WINDS/VISIBILITY..NORTHEAST 10 TO 15 MPH. VISIBILITIES COULD DROP BELOW ONE HALF MILE AT TIMES IN PERIODS OF MODERATE SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ NEZ054-055-WYZ115>119-171515- /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ KIMBALL-CHEYENNE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY- EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...KIMBALL...BROWNSON...SIDNEY...BOSLER... LARAMIE...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL... HORSE CREEK...CHEYENNE...PINE BLUFFS 1037 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH AMOUNTS APPROACHING 6 INCHES OVER THE SOUTHERN LARAMIE RANGE. GENERALLY 1 TO 2 INCHES OVER THE SOUTHERN NEBRASKA PANHANDLE. * WINDS/VISIBILITY...NORTH TO NORTHEAST AT 10 TO 15 MPH. GUSTS TO 30 MPH WILL BE POSSIBLE FOR AREAS TO THE EAST OF THE LARAMIE RANGE. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ109-113-171515- /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT 1037 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES. * WINDS/VISIBILITY...NORTHEAST WIND 10 TO 20 MPH GUSTING TO 30 MPH. VISIBILITY UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 DEGREES BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ111-171515- /O.CON.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ SOUTHWEST CARBON COUNTY- INCLUDING THE CITY OF...BAGGS 1037 PM MST FRI DEC 16 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST SATURDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 AM TO NOON MST SATURDAY... * TIMING...SNOW WILL DIMINISH TONIGHT. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH AMOUNTS APPROACHING 6 INCHES OVER THE SNOWY RANGE. * WINDS/VISIBILITY...NORTH TO NORTHEAST AT 10 TO 15 MPH. GUSTS TO 30 MPH WILL BE POSSIBLE FOR AREAS TO THE EAST OF THE LARAMIE RANGE. VISIBILITY WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN FALLING AND BLOWING SNOW. * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. * IMPACTS...HAZARDOUS TRAVEL WITH SLICK AND SNOW PACKED ROADS LIKELY ALONG WITH AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT SNOW AND STRONG WINDS WILL CREATE RESTRICTED VISIBILITIES AND DRIFTING SNOW ALONG AREA ROADWAYS. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN AREAS. A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
721 WWUS45 KCYS 170851 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 151 AM MST SAT DEC 17 2016 ...BITTERLY COLD WIND CHILLS THROUGH NOON TODAY... NEZ002-003-095-096-WYZ101>103-106>108-171900- /O.EXP.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ DAWES-BOX BUTTE-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- INCLUDING THE CITIES OF...CHADRON...CHADRON ST PARK...ALLIANCE... HARRISON...AGATE...BILL...DOUGLAS...DEER CREEK...GLENROCK... LUSK...REDBIRD...GARRETT...BORDEAUX...WHEATLAND...GUERNSEY... TORRINGTON 151 AM MST SAT DEC 17 2016 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER STORM WARNING WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ112-114-171900- /O.EXP.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY 151 AM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER STORM WARNING WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ104-105-171900- /O.EXP.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN- INCLUDING THE CITIES OF...SEMINOE DAM...MEDICINE BOW... SHIRLEY BASIN 151 AM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER STORM WARNING WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...20 BELOW ZERO TO 30 DEGREES BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ110-171900- /O.EXP.KCYS.WS.W.0017.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 151 AM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER STORM WARNING WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...FROM 20 DEGREES BELOW TO 30 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ NEZ019>021-171900- /O.EXP.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ SCOTTS BLUFF-BANNER-MORRILL- INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG... ANGORA...BRIDGEPORT...BAYARD...REDINGTON 151 AM MST SAT DEC 17 2016 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ NEZ054-055-WYZ115>119-171900- /O.EXP.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.W.0002.161217T0900Z-161217T1900Z/ KIMBALL-CHEYENNE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY- EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...KIMBALL...BROWNSON...SIDNEY...BOSLER... LARAMIE...BUFORD...PUMPKIN VINE...VEDAUWOO...WHITAKER...FEDERAL... HORSE CREEK...CHEYENNE...PINE BLUFFS 151 AM MST SAT DEC 17 2016 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...30 BELOW TO 40 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ109-113-171900- /O.EXP.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT 151 AM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...20 BELOW TO 30 DEGREES BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ WYZ111-171900- /O.EXP.KCYS.WW.Y.0038.000000T0000Z-161217T0900Z/ /O.CON.KCYS.WC.Y.0003.161217T0900Z-161217T1900Z/ SOUTHWEST CARBON COUNTY- INCLUDING THE CITY OF...BAGGS 151 AM MST SAT DEC 17 2016 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS MORNING... * WIND CHILL VALUES...20 BELOW TO 30 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
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 15, 10:26 AM MST, 4 hours 40 minutes earlier.
Area forecast discussion, Dec 15, 10:26 AM MST, 4 hours 40 minutes before
Area Forecast Discussion
National Weather Service Cheyenne WY
1026 AM MST Thu Dec 15 2016
.SHORT TERM...(Today through Friday night)
Issued at 330 AM MST Thu Dec 15 2016
Sfc trough currently lies just to the west of the Laramie Range
with west winds beginning to increase from the I-80 summit
westward toward Rawlins. With the WAA and 700 mb temps around 0C,
sfc temps in the Arlington area are currently in the mid-to-upper
30s and in the low 30s over the Summit. Since temps will only
increase through the remainder of the morning, do not believe
blowing snow will be a significant threat and decided to cancel
the Winter Weather Advisory. Low level gradient will increase
through the early aftn with the 700 mb CAG-CPR gradient rising to
around 70 meters. This looks like a good setup for high winds over
the wind prone areas, especially the Summit and adjacent foothills,
with the GFS showing 750mb winds around 60 kt. Issued a High Wind
Warning for the wind prone areas from 12Z this morning through 06Z
this evening. We get a brief break from the snow and cold temps
today.
No big changes in the 00Z guidance with regard to the evolution of
the significant storm on Friday. Arctic cold front will slide
southward to the east of the Laramie Range through sunrise on
Friday. Large scale lift in the right entrance region of the upper
jet will develop from Carbon County eastward into the northern
Nebraska Panhandle through the morning. Decided to add the central
Laramie Range eastward into Box Butte County to the Winter Storm
Watch. This looks to be one of those cases where northern Platte
and Goshen counties will see higher amounts than the southern
portions. The only other change to the Watch was to start it at
03Z this evening over the Sierra Madre and Snowy ranges as
orographic snows develop in earnest out that way. The front surges
southward across areas near Interstate 80 by early evening. Still
expecting snow amounts to be less (1-5 inches) from the I-80
Summit eastward toward Sidney with a brief 6 hr period of snow.
.LONG TERM...(Saturday through Wednesday)
Issued at 330 AM MST Thu Dec 15 2016
Minor differences with the 00Z medium range models progging
the long wave upper trough progressing from the Front Range
into the Great Plains Saturday. Light snow will exit to the
east and south of the CWA Saturday morning as drier NW flow
takes over. A weak upstream shortwave moves across the area
Saturday night accompanied by a band of mid/high clouds but
no precipitation. Center of arctic air mass will be located
over northeast WY/western SD Saturday. Very cold temps will
prevail with highs from 5 to -5 degrees with blustery winds
driving wind chill temps down to -15 to -25 degrees. Only a
slight temp modification forecast Saturday night with lows
from -5 to -15 degrees and wind chill temps from -15 to -30
degrees. Surface winds back to westerly Sunday with warmer
temps from single digits and teens west to 15 to 25 degrees
east. Temps continue slowly warming Monday through Wednesday
with highs mostly into the 20s and 30s. A stronger shortwave
over the Pacific Northwest tracks quickly east across the
central Rockies Wednesday. Moisture and orographic lift will
produce light snow over the Snowy/Sierra Madre ranges, with
slight chance across northwest Nebraska. 700 mb gradients
will be favorable for gusty winds along/west of the Laramie
Range early next week.
&&
.AVIATION...(For the 18Z TAFS through 18Z Friday afternoon)
Issued at 1021 AM MST Thu Dec 15 2016
Wyoming TAFS...VFR prevails, except for MVFR at Rawlins from
07Z to 15Z and IFR after 15Z Friday. Winds gusting 35 to 42 knots
through 02Z, then gusting from 30 to 35 knots at Rawlins and
Laramie after 15Z Friday.
Nebraska TAFS...VFR at Chadron and Alliance, then MVFR from 03Z
to 07Z, then IFR after 07Z. VFR at Scottsbluff, then MVFR from
09Z to 15Z, then IFR after 15Z Friday. VFR at Sidney, then IFR
after 12Z Friday.
&&
.FIRE WEATHER...
Issued at 230 AM MST Thu Dec 15 2016
No fire weather concerns through the weekend. Minimum humidity
values will be mostly above 40 percent. Another storm system
wil bring widespread snow to the districts friday and friday
night. Very cold temperatures will occur this weekend.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...Winter Storm Watch from late tonight through late Friday night
for WYZ101>108-110.
High Wind Warning until 11 PM MST this evening for WYZ106-110-
116-117.
Winter Storm Watch from 8 PM MST this evening through late
Friday night for WYZ112-114.
NE...Winter Storm Watch from late tonight through late Friday night
for NEZ002-003-095-096.
&&
SHORT TERM...ZF
LONG TERM...MAJ
AVIATION...RUBIN
FIRE WEATHER...ZFHazardous weather outlook, Dec 15, 3:49 AM MST, 11 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 349 AM MST THU DEC 15 2016 WYZ101>119-161100- 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- 349 AM MST THU DEC 15 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT STRONG WEST TO SOUTHWEST WINDS WILL DEVELOP THIS MORNING AND CONTINUE THROUGH THIS EVENING FOR AREAS ALONG AND WEST OF THE LARAMIE RANGE. GUSTS OF 55 TO 65 MPH WILL BE POSSIBLE FOR THE WIND PRONE AREAS INCLUDING BORDEAUX...ARLINGTON AND INTERSTATE 80 SUMMIT. SNOW WILL SPREAD INTO EAST AND SOUTH CENTRAL WYOMING TONIGHT... WITH THE HEAVIEST SNOW OVER THE SNOWY AND SIERRA MADRE RANGES WHERE THREE TO SIX INCHES IS FORECAST. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A WINTER STORM WILL BRING WIDESPREAD SNOW FROM FRIDAY MORNING THROUGH FRIDAY NIGHT. SIGNIFICANT ACCUMULATIONS WILL BE POSSIBLE OVER THE SNOWY AND SIERRA MADRE RANGES AS WELL AS AREAS NORTH OF A RAWLINS TO WHEATLAND TO TORRINGTON LINE. WINTER STORM WATCHES ARE IN EFFECT FOR THESE AREAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. NEZ002-003-019>021-054-055-095-096-161100- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 349 AM MST THU DEC 15 2016 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...FRIDAY THROUGH WEDNESDAY A WINTER STORM WILL BRING WIDESPREAD SNOW FROM FRIDAY MORNING THROUGH FRIDAY NIGHT. SNOW ACCUMULATIONS OF FOUR TO EIGHT INCHES WILL BE POSSIBLE OVER THE NORTHERN NEBRASKA PANHANDLE...AND WINTER STORM WATCHES HAVE BEEN ISSUED FOR SIOUX...DAWES AND BOX BUTTE COUNTIES. ONE TO THREE INCHES OF SNOW ARE FORECAST FOR THE SOUTHERN NEBRASKA PANHANDLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
In the hours before
Local storm report, Dec 15, 11:56 AM MST, 3 hours 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1156 AM MST THU DEC 15 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1154 AM SNOW ESE DIX 41.23N 103.48W
12/15/2016 M2.0 INCH KIMBALL NE TRAINED SPOTTER
&&
RUBINLocal storm report, Dec 15, 1:33 PM MST, 1 hour 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
133 PM MST THU DEC 15 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0104 PM NON-TSTM WND GST WARREN AF BASE 41.15N 104.86W
12/15/2016 M60 MPH LARAMIE WY AWOS
SUSTAINED WIND 44 MPH.
&&
DDEALLocal storm report, Dec 15, 1:43 PM MST, 1 hour 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
143 PM MST THU DEC 15 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM NON-TSTM WND GST 10 SW CHEYENNE 41.04N 104.93W
12/15/2016 M59 MPH LARAMIE WY DEPT OF HIGHWAYS
SUSTAINED WIND 45 MPH.
0136 PM NON-TSTM WND GST CHEYENNE 41.15N 104.79W
12/15/2016 M60 MPH LARAMIE WY ASOS
SUSTAINED WIND 40 MPH.
&&
DDEALLocal storm report, Dec 15, 2:42 PM MST, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
242 PM MST THU DEC 15 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0120 PM NON-TSTM WND GST 10 WSW CHEYENNE 41.09N 104.97W
12/15/2016 M60 MPH LARAMIE WY DEPT OF HIGHWAYS
SUSTAINED WIND 43 MPH.
&&
DDEALThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 2:21 AM MST | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 19 hr |
| Dec 15, 3:06 PM MST | Winter Weather Advisory | CYS | Albany, Carbon, Laramie | 35 hr |
Nearby
Winter Storm Warnings in Wyoming, 2016Winter Storm Warnings in Nebraska, 2016Every winter storm warning in 2016
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.