Alert archive / Nebraska / Wind Chill Warnings in 2010
Wind Chill Warning 1, NWS Cheyenne, WY
NWS Cheyenne, WY issued this wind chill warning at Jan 6, 2010, 2:38 PM MST for 7 counties in Wyoming; 8 counties in Nebraska. It was in force for 12 hr. 14 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jan 6, 2010, 2:38 PM MST (21:38 UTC)
- Expired
- Jan 7, 2010, 2:45 AM MST
- In force
- 12 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 21:37 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 |
|---|---|---|---|
| Jan 6, 6:55 PM MST | SNOW 1.5 | Rawlins, WY | |
| Jan 6, 6:57 PM MST | SNOW 3 | Laramie, WY | |
| Jan 6, 6:58 PM MST | SNOW 2 | Douglas, WY | |
| Jan 6, 7:01 PM MST | SNOW 2 | Lusk, WY | |
| Jan 6, 7:02 PM MST | SNOW 3.5 | Chadron, NE | |
| Jan 6, 7:05 PM MST | SNOW 2.5 | Alliance, NE | |
| Jan 6, 7:06 PM MST | SNOW 2 | Scottsbluff, NE | |
| Jan 6, 7:09 PM MST | SNOW 1 | Kimball, NE | |
| Jan 6, 7:11 PM MST | SNOW 1.5 | Torrington, WY | |
| Jan 6, 7:30 PM MST | SNOW 1 | Dix, NE | BLOWING SNOW REDUCED VISIBILITIES TO ONE CITY BLOCK AT TIMES. ESTIMATED TIME OF REPORT. |
| Jan 6, 8:00 PM MST | EXTR WIND CHILL -26 | Cheyenne, WY | |
| Jan 7, 12:01 AM MST | EXTR WIND CHILL -31 | Laramie, WY | |
| Jan 7, 1:00 AM MST | EXTR WIND CHILL -34 | Rawlins, WY | |
| Jan 7, 2:00 AM MST | EXTR WIND CHILL -27 | Kimball, 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, 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
- 2163 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
432 WWUS45 KCYS 062138 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 238 PM MST WED JAN 6 2010 ...VERY COLD WEATHER TO CONTINUE INTO THURSDAY MORNING... .SNOW AND BLOWING SNOW WILL GRADUALLY COME TO AN END EARLY THIS EVENING SOUTH OF A RAWLINS TO SCOTTSBLUFF LINE. VERY COLD TEMPERATURES WILL COMBINE WITH BRISK NORTH WINDS TO PRODUCE DANGEROUS WIND CHILL TEMPERATURES THROUGH THURSDAY MORNING. NEZ002-003-095-096-WYZ101>103-106>108-070600- /O.CAN.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ /O.NEW.KCYS.WC.W.0001.100106T2138Z-100107T1800Z/ 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...ALLIANCE...HARRISON...AGATE... DOUGLAS...GLENROCK...LUSK...BORDEAUX...GLENDO...WHEATLAND... CHUGWATER...GUERNSEY...TORRINGTON 238 PM MST WED JAN 6 2010 ...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST THURSDAY. THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. * TIMING...BITTERLY COLD WIND CHILL TEMPERATURES WILL CONTINUE THROUGH THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS...SNOWFALL ACCUMULATIONS WILL BE LESS THAN 1 INCH. * WINDS/WIND CHILLS...NORTH WINDS 10 TO 25 MPH WITH GUSTS UP TO 35 MPH. WIND CHILL TEMPERATURES WILL BE BELOW 30 DEGREES BELOW ZERO. * IMPACTS...DANGEROUS WIND CHILL TEMPERATURES WILL OCCUR...THUS IF YOU MUST VENTURE OUTDOORS...MAKE SURE TO WEAR LAYERED CLOTHING... A WARM COAT...HAT AND MITTENS. 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. && 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. && $$ NEZ019>021-054-055-WYZ105-110-112>119-070600- /O.NEW.KCYS.WC.W.0001.100106T2138Z-100107T1800Z/ /O.CON.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-SHIRLEY BASIN- NORTH SNOWY RANGE FOOTHILLS-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...SCOTTSBLUFF...GERING...HARRISBURG... BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...MEDICINE BOW... ARLINGTON...ELK MOUNTAIN...SARATOGA...ENCAMPMENT...RIVERSIDE... CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER... CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS 238 PM MST WED JAN 6 2010 ...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST THURSDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * TIMING...LIGHT SNOW WILL GRADUALLY DECREASE IN COVERAGE AND INTENSITY THROUGH EARLY EVENING BEFORE DISSIPATING. DANGEROUS WIND CHILL TEMPERATURES FALLING BELOW 30 DEGREES BELOW ZERO WILL OCCUR INTO THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS WILL BE LESS THAN 2 INCHES. * WINDS/VISIBILITIES...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE THROUGH EARLY EVENING...WITH WINDS GRADUALLY DECREASING OVERNIGHT. VISIBILITIES IN SNOW AND BLOWING SNOW WILL BE LESS THAN TWO MILES THROUGH EARLY EVENING...WITH IMPROVING VISIBILITIES THEREAFTER. * IMPACTS...PEOPLE SHOULD BE PREPARED FOR SNOW AND BLOWING SNOW REDUCING VISIBILITIES TO BELOW TWO MILES AT TIMES. BITTERLY COLD WIND CHILL TEMPERATURES BELOW 30 DEGREES BELOW ZERO WILL OCCUR INTO THURSDAY MORNING. THESE WIND CHILL TEMPERATURES CAN BE DANGEROUS AND LIFE THREATENING. 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. 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. && $$ WYZ109-070600- /O.NEW.KCYS.WC.W.0001.100106T2138Z-100107T1800Z/ /O.EXA.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ CENTRAL CARBON COUNTY- INCLUDING THE CITIES OF...RAWLINS...SINCLAIR...HANNA 238 PM MST WED JAN 6 2010 ...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST THURSDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS IN EFFECT UNTIL 6 PM MST THIS EVENING. * TIMING...LIGHT SNOW AND AREAS OF BLOWING SNOW WILL CONTINUE THROUGH LATE AFTERNOON WITH SNOW ENDING IN THE EVENING. BITTERLY COLD WIND CHILL TEMPERATURES BELOW 30 DEGREES BELOW ZERO WILL OCCUR INTO THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS WILL BE LESS THAN TWO INCHES. * WINDS/VISIBILITIES...NORTH WINDS OF 10 TO 25 MPH WITH GUSTS TO 35 MPH WILL BECOME WEST AT 5 TO 15 MPH OVERNIGHT. VISIBILITIES WILL BE LESS THAN 3 MILES AT TIMES THROUGH EARLY EVENING BEFORE IMPROVING. * IMPACTS...TRAVELERS AND RESIDENTS SHOULD BE PREPARED FOR SNOW AND BLOWING SNOW REDUCING VISIBILITIES TO BELOW THREE MILES AT TIMES. BITTER COLD WIND CHILLS ARE ALSO EXPECTED THROUGH THURSDAY MORNING. SOME ROADS WILL BE ICY AND SNOWPACKED. 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. 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. && $$ WYZ104-070600- /O.NEW.KCYS.WC.Y.0001.100106T2138Z-100107T1800Z/ /O.CON.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS- INCLUDING THE CITY OF...MUDDY GAP 238 PM MST WED JAN 6 2010 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST THURSDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING. * TIMING...LIGHT SNOW AND LOCALIZED BLOWING SNOW WILL CONTINUE THROUGH LATE AFTERNOON...WITH LIGHT SNOW ENDING THIS EVENING. BITTERLY COLD WIND CHILL TEMPERATURES BELOW 20 DEGREES BELOW ZERO WILL OCCUR INTO THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS WILL BE LESS THAN TWO INCHES. * WINDS/VISIBILITIES...NORTH WINDS OF 10 TO 25 MPH WITH GUSTS TO 35 MPH WILL BECOME WEST AT 5 TO 15 MPH OVERNIGHT. VISIBILITIES WILL GRADUALLY IMPROVE THROUGH THE EVENING HOURS. * IMPACTS...TRAVELERS AND RESIDENTS SHOULD BE PREPARED FOR SNOW AND BLOWING SNOW REDUCING VISIBILITIES TO BELOW THREE MILES AT TIMES INTO THE EVENING HOURS. BITTER COLD WIND CHILLS ARE ALSO EXPECTED THROUGH THURSDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ WYZ111-070600- /O.NEW.KCYS.WC.Y.0001.100106T2138Z-100107T1800Z/ /O.EXA.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...BAGGS...DIXON 238 PM MST WED JAN 6 2010 ...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 PM MST THIS EVENING. A WIND CHILL ADVISORY HAS ALSO BEEN ISSUED. THIS WIND CHILL ADVISORY IS IN EFFECT UNTIL 11 AM MST THURSDAY. * TIMING...LIGHT SNOW AND LOCALIZED BLOWING SNOW WILL SLOWLY COME TO AN END THROUGH THE AFTERNOON HOURS. WIND CHILL TEMPERATURES BELOW 20 DEGREES BELOW ZERO WILL CONTINUE INTO THURSDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS WILL BE LESS THAN 2 INCHES. * WINDS/VISIBILITIES...NORTH WINDS OF 10 TO 25 MPH WILL CONTINUE INTO THE EVENING HOURS...WITH WINDS THEN BECOMING WEST AT 5 TO 15 MPH. * IMPACTS...TRAVELERS AND RESIDENTS SHOULD BE PREPARED FOR SNOW AND BLOWING SNOW REDUCING VISIBILITIES TO BELOW THREE MILES AT TIMES THROUGH EARLY EVENING. BITTER COLD WIND CHILLS ARE ALSO EXPECTED THROUGH THURSDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ RUBIN
2 follow-up statements
710 WWUS45 KCYS 070054 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 554 PM MST WED JAN 6 2010 ...BITTERLY COLD WIND CHILLS TO CONTINUE INTO THURSDAY MORNING... .VERY COLD TEMPERATURES WILL COMBINE WITH BRISK NORTH WINDS TO PRODUCE DANGEROUS WIND CHILL TEMPERATURES THROUGH THURSDAY MORNING. NEZ019>021-054-055-WYZ105-109-110-112>119-071200- /O.EXP.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ /O.CON.KCYS.WC.W.0001.000000T0000Z-100107T1800Z/ SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-SHIRLEY BASIN- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- 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...SCOTTSBLUFF...GERING...HARRISBURG... BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...MEDICINE BOW...RAWLINS... SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...SARATOGA... ENCAMPMENT...RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING... LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK... HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN... PINE BLUFFS 554 PM MST WED JAN 6 2010 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING... THE WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING. A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY. * WIND CHILL VALUES...WIND CHILLS VALUES OF 15 BELOW TO 25 BELOW THIS EVENING WILL DROP TO VALUES OF LESS THAN 30 BELOW OVERNIGHT. * IMPACTS...IF PROPER PRECAUTIONS ARE NOT TAKEN...THESE VERY COLD WIND CHILLS CAN BE DANGEROUS OR LIFE THREATENING TO PEOPLE AND ANIMALS. 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. && $$ WYZ104-111-071200- /O.EXP.KCYS.WW.Y.0001.000000T0000Z-100107T0100Z/ /O.CON.KCYS.WC.Y.0001.000000T0000Z-100107T1800Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...MUDDY GAP...BAGGS...DIXON 554 PM MST WED JAN 6 2010 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING... THE WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MST THIS EVENING. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY. * WIND CHILL VALUES...WIND CHILLS VALUES WILL DROP TO 15 TO 25 BELOW OVERNIGHT. * IMPACTS...IF PROPER PRECAUTIONS ARE NOT TAKEN...THESE VERY COLD WIND CHILLS CAN BE HAZARDOUS TO PEOPLE AND ANIMALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ NEZ002-003-095-096-WYZ101>103-106>108-071200- /O.CON.KCYS.WC.W.0001.000000T0000Z-100107T1800Z/ DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE... DOUGLAS...GLENROCK...LUSK...BORDEAUX...GLENDO...WHEATLAND... CHUGWATER...GUERNSEY...TORRINGTON 554 PM MST WED JAN 6 2010 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY. * WIND CHILL VALUES...WIND CHILLS VALUES OF 15 BELOW TO 25 BELOW THIS EVENING WILL DROP TO VALUES OF LESS THAN 30 BELOW OVERNIGHT. * IMPACTS...IF PROPER PRECAUTIONS ARE NOT TAKEN...THESE VERY COLD WIND CHILLS CAN BE DANGEROUS OR LIFE THREATENING TO PEOPLE AND ANIMALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS BELOW MINUS 30 DEGREES...FROSTBITE CAN OCCUR IN AS LITTLE AS 5 TO 10 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMETIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ TCYS
667 WWUS45 KCYS 070945 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 245 AM MST THU JAN 7 2010 ...VERY COLD WIND CHILLS OVER THE AREA THIS MORNING...... .VERY COLD TEMPERATURES WILL COMBINE WITH A NORTHWESTERLY BREEZE TO PRODUCE VERY LOW WIND CHILLS OVER THE AREA THIS MORNING. NEZ002-003-019>021-054-055-095-096-071600- /O.CAN.KCYS.WC.W.0001.000000T0000Z-100107T1800Z/ /O.NEW.KCYS.WC.Y.0002.100107T0945Z-100107T1600Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE 245 AM MST THU JAN 7 2010 ...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM MST THIS MORNING... ...WIND CHILL WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM MST THIS MORNING. THE WIND CHILL WARNING HAS BEEN CANCELLED. SOMEWHAT LIGHTER WINDS ACROSS THE PANHANDLE HAVE EASED THE WIND CHILL CONDITIONS BUT VERY LOW WIND CHILL READING WILL STILL OCCUR INTO MID-MORNING. * WIND CHILL VALUES...WIND CHILLS VALUES OF 20 BELOW TO 25 BELOW THIS MORNING. * IMPACTS...IF PROPER PRECAUTIONS ARE NOT TAKEN...THESE VERY COLD WIND CHILLS CAN BE DANGEROUS TO PEOPLE AND ANIMALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE WIND CHILL IS THE TEMPERATURE YOUR BODY FEELS WHEN THE AIR TEMPERATURE IS COMBINED WITH THE WIND SPEED. WITH WIND CHILLS IN THE MINUS 20 TO 29 DEGREE RANGE FROSTBITE CAN OCCUR IN AS LITTLE AS 30 MINUTES. THE MOST SUSCEPTIBLE PARTS OF THE BODY ARE THE EXTREMITIES SUCH AS FINGERS...TOES...EAR LOBES...OR THE TIP OF THE NOSE. && $$ WYZ101>103-105>110-112>119-071045- /O.CAN.KCYS.WC.W.0001.000000T0000Z-100107T1800Z/ CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE- UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY- SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK... MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...SARATOGA...ENCAMPMENT...RIVERSIDE...CENTENNIAL... ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...BUFORD... PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE... BURNS...CARPENTER...ALBIN...PINE BLUFFS 245 AM MST THU JAN 7 2010 ...WIND CHILL WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND CHILL WARNING. WINDS HAVE DIMINISHED OVER SOUTHEAST WYOMING EARLY THIS MORNING WHICH HAS EASED THE WIND CHILL CONDITIONS. VERY LOW WIND CHILLS WILL STILL OCCUR IN SOME LOCATIONS THIS MORNING WITH WIND CHILL READINGS FROM 15 BELOW TO 25 BELOW. $$ WYZ104-111-071045- /O.CAN.KCYS.WC.Y.0001.000000T0000Z-100107T1800Z/ FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SOUTHWEST CARBON COUNTY- INCLUDING THE CITIES OF...MUDDY GAP...BAGGS...DIXON 245 AM MST THU JAN 7 2010 ...WIND CHILL ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND CHILL ADVISORY. WINDS HAVE DIMINISHED OVER NORTHERN AND SOUTHWESTERN CARBON COUNTY EARLY THIS MORNING WHICH HAS EASED THE WIND CHILL CONDITIONS. VERY LOW WIND CHILLS WILL STILL OCCUR IN SOME LOCATIONS THIS MORNING WITH WIND CHILL READINGS FROM 15 BELOW TO 25 BELOW. $$
What forecasters said that day
The local office's own words before this wind chill 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 wind chill warning went out at Jan 6, 9:28 AM MST, 5 hours 10 minutes earlier.
Area forecast discussion, Jan 6, 9:28 AM MST, 5 hours 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
928 AM MST WED JAN 6 2010
.UPDATE...ADDED THE SOUTHERN COUNTIES OF THE NEBRASKA PANHANDLE TO
THE WINTER WEATHER ADVISORY...AS WELL AS EXTENDING THE ADVISORY
FOR OUR NORTHERN COUNTIES THROUGH 6 PM...TO KEEP IT SIMPLE AND HAVE
ADVISORY EXTEND FOR ALL LOCALES TIL THE SAME TIME. LIKELY CONDITIONAL
SYMMETRIC INSTABILITY...CSI...BANDING OF SNOW OCCURRING AS SEEN ON
CHEYENNE DOPPLER RADAR ORIENTED PARALLEL TO THE 300 MB JET AND IN
THE FAVORED LEFT FRONT QUADRANT OF THE JET. THIS BAND CURRENTLY
EXTENDS FROM CHUGWATER TO BRIDGEPORT. 500-300 MB QUASIGEOSTROPHIC
FORCING...UPWARD LIFT...WILL BE MOVING TO THE FAR SOUTHEAST
COUNTIES BY 5 PM WITH 700-500 MB QG DOWNWARD MOTION MOVING ACROSS
OUR EASTERN COUNTIES BY SAME TIME.
THIS WILL EFFECTIVELY DECREASE THE AREAL COVERAGE AND INTENSITY
OF SNOW BY LATE AFTERNOON...HOWEVER WITH BITTERLY COLD
TEMPERATURES...BLOWING SNOW AND VERY COLD WIND CHILLS...A WINTER
WEATHER ADVISORY IS QUITE WARRANTED THROUGH THE AFTERNOON. WILL
LIKELY NEED A WIND CHILL ADVISORY...AND WIND CHILL WARNING
ISSUANCE LATER TODAY FOR SOME LOCATIONS. ADJUSTED
TEMPERATURES...WINDS AND SNOWFALL AMOUNTS TODAY BASED ON TRENDS
AND EXPECTED POSITIONING OF THE CONDITIONAL SYMMETRIC
INSTABILITY...CSI...BANDS. RUBIN
&&
.PREV DISCUSSION... /ISSUED 314 AM MST WED JAN 6 2010/
SHORT TERM...TODAY THROUGH THURSDAY NIGHT...COLD FRONT
PROGRESSING SOUTH ACROSS THE CWA EARLY THIS MORNING NOW FROM THE
CENTRAL NEB PANHANDLE WESTWARD TO THE LARAMIE RANGE WILL CLEAR THE
CWA BY MID MORNING WITH MUCH COLDER AIR SPREADING OVER THE AREA.
HIGHS TODAY WILL BE ATTAINED THIS MORNING WITH FALLING
TEMPERATURES THROUGH THE DAY UNDER GOOD CAA. SO FAR SNOW BEHIND
THIS FRONT HAS BEEN RATHER LIMITED BUT ENHANCED BAND OF CLOUDS
OVER FAR NORTHERN WY/SRN MONTANA LIKELY ASSOCIATED WITH SOME JET
DYNAMICS. EXPECT THIS TO PUSH SOUTHWARD TODAY BRINGING A PERIOD OF
LIGHT SNOW TO MOST AREAS THIS MORNING INTO THE AFTERNOON BEFORE
ENDING FROM NORTH TO SOUTH THIS AFTERNOON/EARLY EVENING. SNOWFALL
AMOUNTS NOT TOO HIGH WITH GENERALLY 1-3 INCHES EXPECTED OVER LOWER
ELEVATIONS AND A BIT MORE OVER THE MTNS BUT GUSTY NORTHERLY WINDS
WILL CREATE SOME AREAS OF BLOWING SNOW. WILL MAKE NO BIG CHANGES
TO CURRENT WINTER WX ADVYS EXCEPT TO DELAY START A COUPLE HOURS
OVER THE SOUTHERN PORTION. SNOW EXPECTED TO END ACROSS THE CWA BY
MID-EVENING BUT VERY COLD TEMPERATURES WILL SETTLE ACROSS THE AREA
TONIGHT AND CONTINUE THROUGH THURSDAY NIGHT. FORTUNATELY WINDS
WILL DIMINISH THIS EVENING AND REMAIN MODEST THURSDAY AS COLD SFC
HIGH SETTLES OVER THE NORTHERN PLAINS. CLEAR SKIES AND LIGHT WINDS
WILL ALLOW FOR BITTERLY COLD TEMPERATURES THURSDAY NIGHT WITH MINS
FRIDAY MORNING WELL BELOW ZERO OVER MOST AREAS.
LONG TERM...FRIDAY THROUGH NEXT TUESDAY NIGHT...MODELS GENERALLY
IN GOOD AGREEMENT THROUGH THE WEEKEND AND INTO EARLY NEXT
WEEK...WITH ONLY SOME DIFFERENCES FOR SUNDAY AND MONDAY. ALL SHOW
A RIDGE OF HIGH PRESSURE OVER THE WESTERN THIRD OF THE UNITED
STATES THROUGH THE PERIOD. DEEP UPPER LEVEL TROUGH OVER THE EASTERN
HALF OF THE COUNTRY WILL RESULT IN COOL NORTHERLY FLOW OVER THE
FORECAST AREA WITH ONE MORE DAY OF VERY COLD TEMPS FRIDAY THROUGH
FRIDAY NIGHT. EXPECT HIGH TEMPS TO STRUGGLE TO REACH THE 20
DEGREES ACROSS MOST OF THE AREA WITH LOWS FRIDAY NIGHT IN THE
SINGLE DIGITS ABOVE AND BELOW ZERO. BY SATURDAY...MODELS SHOW THE
RIDGE AXIS SLIDING EASTWARD WITH A GENERAL WARMING TREND AND DRY
CONDITIONS. HOWEVER...WITH MODEL SOUNDINGS SHOWING A STRONG LLVL
TEMP INVERSION DUE TO STUBBORN ARCTIC AIR REMAINING NEAR THE
SURFACE AND WARMING TEMPS ALOFT...MAY NEED TO LOWER MAX TEMPS
ANOTHER 5 TO 10 DEGS ON SATURDAY AS WELL. FOR NOW...KEPT THEM IN
THE UPPER 20S TO MID 30S WHICH IS SEVERAL DEGS BELOW MOS. FOR
SUNDAY...GFS AND GEM SHOW A POLAR FRONT DIGGING SOUTH ALONG THE
FRONT RANGE BRINGING SOME LIGHT SNOW TO THE AREA AND A QUICK SHOT
OF COLDER AIR AS THE ASSOCIATED UPPER LEVEL TROUGH PUSHES
SOUTHEAST...EAST OF THE FORECAST AREA. THE ECMWF AND UKMET SHOW
THIS TROUGH SIGNIFICANTLY FURTHER EAST AND JUST BRUSHING ERN
WYOMING AND WRN NEBRASKA. INCREASED POP JUST ABOVE CLIMO FOR
SUNDAY AND SUNDAY NIGHT. KEPT TEMPS NEAR NORMAL FOR NOW...AND WILL
WAIT FOR BETTER AGREEMENT BEFORE MAKING ANY OTHER CHANGES.
OTHERWISE...MODELS SHOW A STRONGER RIDGE OF HIGH PRESSURE BUILDING
OVER THE NRN AND CNTRL ROCKIES FOR EARLY NEXT WEEK WITH WARMING
TEMPS AND DRY CONDITIONS INTO TUESDAY.
AVIATION...CONDITIONS WILL CONTINUE TO DETERIORATE EARLY THIS
MORNING AS AN ARCTIC COLD FRONT PUSHES SOUTH ACROSS SOUTHEAST
WYOMING AND WESTERN NEBRASKA. AT 3 AM...THE FRONT IS JUST STARTING
TO MOVE INTO THE NORTH PLATTE RIVER VALLEY...INCLUDING TORRINGTON
AND SCOTTSBLUFF. THE TEMPERATURE AT DOUGLAS WYOMING...IN THE UPPER
NORTH PLATTE RIVER VALLEY HAS FALLEN 20+ DEGS IN THE LAST 3 HOURS
WITH NORTH WINDS GUSTING TO 40 MPH. EXPECT THESE CONDITIONS TO
SPREAD ACROSS THE REMAINDER OF THE FORECAST AREA WITH SNOW
DEVELOPING SHORTLY. EXPECT WIDESPREAD IFR OR LOWER CONDITIONS THIS
MORNING AND POSSIBLY LASTING INTO EARLY THIS AFTERNOON AS WELL
WITH SNOW AND BLOWING SNOW REDUCING VIS TO 1/2 MILE OR LOWER AT
TIMES AND NORTH WINDS BETWEEN 20 TO 30 MPH WITH GUSTS AROUND 45
MPH.
FIRE WEATHER...NO CONCERNS WITH LIGHT SNOW TODAY AND VERY COLD
TEMPERATURES THROUGH THURSDAY.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER WEATHER ADVISORY UNTIL 6 PM WEDNESDAY FOR WYZ101-WYZ102-
WYZ103-WYZ104-WYZ105-WYZ106-WYZ107-WYZ108-WYZ110-WYZ112-
WYZ113-WYZ114-WYZ115-WYZ116-WYZ117-WYZ118-WYZ119.
NE...WINTER WEATHER ADVISORY UNTIL 6 PM WEDNESDAY FOR NEZ002-NEZ003-
NEZ019-NEZ020-NEZ021-NEZ054-NEZ055-NEZ095-NEZ096.
&&
SHORT TERM/AVIATION...TJT
LONG TERM...REHazardous weather outlook, Jan 6, 9:33 AM MST, 5 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 933 AM MST WED JAN 6 2010 NEZ002-003-095-096-WYZ101>111-113-115>119-071215- DAWES-BOX BUTTE-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- UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY- EAST LARAMIE COUNTY- 933 AM MST WED JAN 6 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE AND PORTIONS OF SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT FOR MUCH OF TODAY AS A STRONG ARCTIC COLD FRONT IS EXPECTED TO BRING SNOW...BLOWING SNOW...AND MUCH COLDER TEMPERATURES. STRONG NORTH WINDS BETWEEN 20 TO 35 MPH WITH OCCASIONAL GUSTS AROUND 45 MPH WILL PRODUCE AREAS OF BLOWING AND DRIFTING SNOW INTO THIS EVENING...IN ADDITION TO BITTER COLD WIND CHILLS THROUGH TONIGHT. WIND CHILL VALUES BETWEEN 15 BELOW AND 30 BELOW ZERO ARE EXPECTED TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE VERY COLD CONDITIONS ARE EXPECTED TO REMAIN OVER THE AREA THROUGH FRIDAY. WIND CHILL VALUES THURSDAY MORNING ARE EXPECTED TO BE BETWEEN 20 BELOW TO 35 BELOW ZERO WITH AIR TEMPERATURES WELL BELOW ZERO AS WELL. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE URGED TO NOTIFY THE NATIONAL WEATHER SERVICE OF SNOW ACCUMULATIONS...STRONG WINDS...AND LOW VISIBILITIES. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE WYZ112-114-071215- SIERRA MADRE RANGE-SNOWY RANGE- 933 AM MST WED JAN 6 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MOUNTAINS OF SOUTH CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT FOR MUCH OF TODAY AS A STRONG ARCTIC COLD FRONT IS EXPECTED TO BRING ADDITIONAL SNOWFALL...BLOWING SNOW...AND MUCH COLDER TEMPERATURES. STRONG NORTH WINDS BETWEEN 25 TO 40 MPH WITH OCCASIONAL GUSTS AROUND 50 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW INTO THIS EVENING...IN ADDITION TO BITTER COLD WIND CHILLS THROUGH TONIGHT. WIND CHILL VALUES BETWEEN 15 BELOW AND 30 BELOW ZERO ARE EXPECTED TONIGHT. SNOW ACCUMULATIONS BETWEEN 5 TO 10 INCHES ARE EXPECTED IN THE MOUNTAINS...WITH LOCALLY HIGHER AMOUNTS POSSIBLE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE VERY COLD CONDITIONS ARE EXPECTED TO REMAIN OVER THE AREA THROUGH FRIDAY. WIND CHILL VALUES THURSDAY MORNING ARE EXPECTED TO BE BETWEEN 20 BELOW TO 35 BELOW ZERO WITH AIR TEMPERATURES WELL BELOW ZERO AS WELL. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE URGED TO NOTIFY THE NATIONAL WEATHER SERVICE OF SNOW ACCUMULATIONS...STRONG WINDS...AND LOW VISIBILITIES. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ019>021-054-055-071215- SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- 933 AM MST WED JAN 6 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TODAY AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT THROUGH THIS AFTERNOON. SNOW WILL CONTINUE THROUGH THIS AFTERNOON...WITH LOCALLY MODERATE TO HEAVY SNOW UNDER NORTHWEST TO SOUTHEAST ORIENTED BANDS OF SNOW. NORTH WINDS BETWEEN 20 TO 35 MPH WITH OCCASIONAL GUSTS AROUND 45 MPH ARE EXPECTED TODAY WHICH WILL CREATE AREAS OF BLOWING SNOW ALONG WITH BITTER COLD WIND CHILLS APPROACHING 30 BELOW ZERO TONIGHT. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE VERY COLD CONDITIONS ARE EXPECTED TO REMAIN OVER THE AREA THROUGH FRIDAY. WIND CHILL VALUES THURSDAY MORNING ARE EXPECTED TO BE BETWEEN 20 BELOW TO 35 BELOW ZERO WITH AIR TEMPERATURES WELL BELOW ZERO AS WELL. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE URGED TO NOTIFY THE NATIONAL WEATHER SERVICE OF SNOW ACCUMULATIONS...STRONG WINDS...AND LOW VISIBILITIES. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE RUBIN
In the hours before
Special weather statement, Jan 6, 11:32 AM MST, 3 hours 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1132 AM MST WED JAN 6 2010 NEZ002-003-019>021-054-055-095-096-WYZ101>119-070100- 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 1132 AM MST WED JAN 6 2010 ...BITTERLY COLD TEMPERATURES AND WIND CHILL TEMPERATURES TODAY... NORTH WINDS OF 20 TO 35 MPH WITH GUSTS OF 35 TO 45 MPH WILL COMBINE WITH TEMPERATURES IN THE SINGLE DIGITS THE REST OF THE AFTERNOON TO PRODUCE WIND CHILL TEMPERATURES OF 15 BELOW ZERO TO 30 BELOW ZERO. EXPOSURE TO THE ELEMENTS IN THESE COLD TEMPERATURES AND COLD WIND CHILL TEMPERATURES CAN LEAD TO FROSTBITE AND EVEN DEATH IN A RELATIVELY SHORT PERIOD...IF YOU ARE NOT PROTECTED FROM THE COLD TEMPERATURES AND WIND CHILLS. STAY INSIDE IN A WARM SHELTER IF POSSIBLE TODAY. IF YOU MUST GO OUTSIDE...MAKE SURE TO WEAR SEVERAL LAYERS OF WARM CLOTHING. COVER YOUR HEAD WITH A WARM HAT AND YOUR HANDS WITH WARM GLOVES OR MITTENS. MOST BODY HEAT IS LOST THROUGH YOUR HEAD...HANDS AND FEET IF THEY ARE NOT ADEQUATELY PROTECTED FROM THE COLD TEMPERATURES AND COLD WIND CHILLS. IF YOU BECOME STRANDED OUTSIDE IN YOUR VEHICLE...REMAIN IN THE VEHICLE UNTIL HELP ARRIVES. CARRY EXTRA BLANKETS...A CELL PHONE... FOOD AND A FIRST AID KIT IN YOUR VEHICLE. IF YOU ARE STRANDED IN YOUR VEHICLE...KEEP WARM BY STARTING THE VEHICLE EVERY HOUR OR TWO FOR A FEW MINUTES AND MAKE SURE WINDOWS ARE OPEN A CRACK TO AVOID CARBON MONOXIDE FUMES FROM BUILDING UP IN YOUR VEHICLE. MAKE SURE CHILDREN...THE ELDERLY AND PETS ARE ADEQUATELY PROTECTED FROM THE COLD TEMPERATURES AND WIND CHILLS. THE COLD TEMPERATURES AND COLD WIND CHILL TEMPERATURES CAN BE DANGEROUS AND DEADLY IF YOU ARE OUTSIDE AND NOT ADEQUATELY PROTECTED FROM THE COLD. RUBIN
Local storm report, Jan 6, 12:42 PM MST, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1242 PM MST WED JAN 06 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1238 PM SNOW ELK MOUNTAIN 41.69N 106.41W
01/06/2010 E4.0 INCH CARBON WY CO-OP OBSERVER
1230 PM SNOW LARAMIE 41.31N 105.58W
01/06/2010 E1.5 INCH ALBANY WY CO-OP OBSERVER
1233 PM SNOW LARAMIE 41.31N 105.58W
01/06/2010 E4.0 INCH ALBANY WY LAW ENFORCEMENT
COUNTY SHERIFF DEPT GUESTIMATES SOMEWHERE AROUND 4
INCHES.
&&
BCHAPMANThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 6, 2:38 PM MST | Wind Chill Advisory | CYS | Carbon | 12 hr |
Nearby
Wind Chill Warnings in Nebraska, 2010Wind Chill Warnings in Wyoming, 2010Every wind chill warning in 2010
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.