Alert archive / Nebraska / Wind Chill Warnings in 2011
Wind Chill Warning 7, NWS Cheyenne, WY
NWS Cheyenne, WY issued this wind chill warning at Feb 8, 2011, 2:57 PM MST for 7 counties in Wyoming; 8 counties in Nebraska. It took effect at Feb 8, 2011, 8:00 PM MST. It was in force for 14 hr. 13 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
- Feb 8, 2011, 2:57 PM MST (21:57 UTC)
- In effect from
- Feb 8, 2011, 8:00 PM MST
- Expired
- Feb 9, 2011, 10:25 AM MST
- In force
- 14 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 21:56 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 |
|---|---|---|---|
| Feb 9, 1:53 AM MST | EXTR WIND CHILL -32 | Chadron, NE | |
| Feb 9, 5:05 AM MST | EXTR WIND CHILL -33 | Whitaker, WY | WIND CHILLS OF LESS THAN -30F WERE REPORTED FROM 0450-0515 MST. |
| Feb 9, 5:30 AM MST | EXTR WIND CHILL -32 | Arlington, WY | WIND CHILLS HAVE BEEN LESS THAN -30F ON AND OFF THROUGH THE NIGHT. |
| Feb 9, 5:42 AM MST | EXTR WIND CHILL -33 | 13 W Harrisburg, NE | MEASURED BY THE BRAVO 01 RAWS. |
| Feb 9, 5:53 AM MST | EXTR WIND CHILL -41 | Laramie, WY | WIND CHILLS HAVE BEEN LESS THAN -30F FOR MOST OF THE NIGHT. |
| Feb 9, 5:53 AM MST | EXTR WIND CHILL -41 | Laramie, WY | |
| Feb 9, 5:53 AM MST | EXTR WIND CHILL -35 | Douglas, WY | WIND CHILLS HAVE BEEN BELOW -30F ON AND OFF THROUGH THE NIGHT. |
| Feb 9, 5:53 AM MST | EXTR WIND CHILL -32 | Alliance, NE | WIND CHILLS HAVE BEEN LESS THAN -30F PERIODICALLY THROUGH THE NIGHT. |
| Feb 9, 5:55 AM MST | EXTR WIND CHILL -33 | Saratoga, WY | |
| Feb 9, 6:00 AM MST | EXTR WIND CHILL -33 | Pumpkin Vine, WY | WIND CHILLS HAVE BEEN LESS THAN -30F PERIODICALLY THROUGH THE NIGHT. |
| Feb 9, 6:00 AM MST | EXTR WIND CHILL -32 | Vedauwoo, WY | WIND CHILLS HAVE BEEN LESS THAN -30F PERIODICALLY THROUGH THE NIGHT. |
| Feb 9, 6:00 AM MST | EXTR WIND CHILL -31 | Pumpkin Vine, WY | WIND CHILLS HAVE BEEN LESS THAN -30F PERIODICALLY THROUGH THE NIGHT. |
| Feb 9, 6:53 AM MST | EXTR WIND CHILL -31 | Scottsbluff, NE |
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 12:00Z, 10.0 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
- 896 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
870 WWUS45 KCYS 082157 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 257 PM MST TUE FEB 8 2011 ...BITTERLY COLD WIND CHILLS WILL AFFECT THE AREA TONIGHT... .AN ARCTIC AIRMASS...IN COMBINATION WITH BREEZY WINDS...AND SNOW ON THE GROUND WILL CREATE BITTERLY COLD WIND CHILL VALUES TONIGHT THROUGH WEDNESDAY MORNING. NEZ002-003-019>021-054-055-095-096-WYZ101>119-091200- /O.NEW.KCYS.WC.W.0007.110209T0300Z-110209T1800Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-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- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MUDDY GAP... MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT... RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN... WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS 257 PM MST TUE FEB 8 2011 ...WIND CHILL WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST WEDNESDAY. * WIND CHILL VALUES...VALUES OF 25 TO TO 35 BELOW ZERO CAN BE EXPECTED TONIGHT. * IMPACTS...ANY LIVESTOCK IN AN UNSHELTERED AREA WILL BE EXPOSED TO EXTREME COLD. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS BELOW MINUS 30 DEGREES...FROSTBITE CAN OCCUR IN AS LITTLE AS 5 TO 10 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMETIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ LUNDQUIST
2 follow-up statements
309 WWUS45 KCYS 091134 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 434 AM MST WED FEB 9 2011 ...BITTERLY COLD WIND CHILLS WILL CONTINUE TO AFFECT THE AREA THIS MORNING... .AN ARCTIC AIRMASS...IN COMBINATION WITH BREEZY WINDS...AND SNOW ON THE GROUND WILL CREATE BITTERLY COLD WIND CHILL VALUES THIS MORNING. NEZ002-003-019>021-054-055-095-096-WYZ101>119-091800- /O.CON.KCYS.WC.W.0007.000000T0000Z-110209T1800Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-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- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MUDDY GAP... MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT... RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN... WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS 434 AM MST WED FEB 9 2011 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING. * WIND CHILL VALUES...VALUES OF 25 TO TO 35 BELOW ZERO WILL CONTINUE THROUGH THIS MORNING. * IMPACTS...BITTERLY COLD WIND CHILLS WILL CREATE DANGEROUS CONDITIONS FOR THOSE WHO MUST VENTURE OUTDOORS...AND ANY LIVESTOCK IN AN UNSHELTERED AREA EXPOSED TO THE EXTREME COLD. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS BELOW MINUS 30 DEGREES...FROSTBITE CAN OCCUR IN AS LITTLE AS 5 TO 10 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMETIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ RJM
115 WWUS45 KCYS 091725 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1025 AM MST WED FEB 9 2011 NEZ002-003-019>021-054-055-095-096-WYZ101>119-091830- /O.CAN.KCYS.WC.W.0007.000000T0000Z-110209T1800Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-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- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MUDDY GAP... MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT... RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN... WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS 1025 AM MST WED FEB 9 2011 ...WIND CHILL WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND CHILL WARNING. CURRENT OBSERVATIONS SHOW WIND CHILL VALUES HAVE WARMED ABOVE WARNING CRITERIA. HOWEVER...WIND CHILL VALUES ARE STILL BITTERLY COLD ACROSS THE AREA. $$ LUNDQUIST
Nearby
Wind Chill Warnings in Nebraska, 2011Wind Chill Warnings in Wyoming, 2011Every wind chill warning in 2011
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.