HAZARDOUS WEATHER OUTLOOK
Issue Date: 413 AM MST WED DEC 09 2009
Expiration: 330 AM MST THU DEC 10 2009 Expires:200912101030;;
FLUS45 KBYZ 091020
HWOBYZ
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
320 AM MST WED DEC 9 2009
MTZ028>042-056>058-063>068-WYZ098-099-101030-
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS-
CRAZY MOUNTAINS-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS-
320 AM MST WED DEC 9 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
WIND CHILLS OF 20 TO 40 DEGREES BELOW ZERO CAN BE EXPECTED THROUGH
AT LEAST LATE MORNING. WEST WINDS 10 TO 20 MPH WILL GRADUALLY
SPREAD ACROSS THE REGION AND COMBINE WITH BITTER COLD TEMPERATURES
TO PRODUCE THESE DANGEROUS WIND CHILL READINGS. THE WINDS WILL
ALSO CAUSE SOME AREAS OF BLOWING SNOW...ESPECIALLY FROM AREAS
WEST OF BILLINGS TO LIVINGSTON. ANYONE PLANNING TO TRAVEL OR BE
OUTDOORS TODAY SHOULD BE PREPARED FOR VERY COLD TEMPERATURES AND
POSSIBLY LOCAL AREAS OF BLOWING SNOW.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
WIND CHILLS REACHING 20 TO 40 DEGREES BELOW ZERO WILL AGAIN BE
POSSIBLE WEDNESDAY NIGHT AND THURSDAY AS BRISK WINDS CONTINUE
ALONG WITH THE BITTER COLD TEMPERATURES. ANYONE SPENDING TIME
OUTSIDE WILL WANT TO BE VERY WELL PROTECTED FROM THE COLD. THE
WIND WILL ALSO CAUSE SOME AREAS OF BLOWING SNOW...ESPECIALLY FROM
BILLINGS WESTWARD TO LIVINGSTON. THE BLOWING SNOW MAY EVEN
RESTRICT LOCAL VISIBILITY ALONG INTERSTATE 90 IN THE LIVINGSTON
AREA THURSDAY.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
WIND CHILL ADVISORY
Issue Date: 224 PM MST TUE DEC 08 2009
Expiration: 1100 AM MST WED DEC 09 2009 .WINDS WILL INCREASE ACROSS THE REGION OVERNIGHT AS ARCTIC HIGH
PRESSURE BEGINS TO SHIFT EASTWARD. STRONGEST WINDS WILL DEVELOP
OVERNIGHT ALONG THE LOWER RIVER VALLEYS...BUT WITH BITTERLY COLD
TEMPERATURES AGAIN EXPECTED ALL OF THE REGION WILL SEE WIND CHILL
VALUES OF 20 TO 40 BELOW ZERO.
MTZ028>042-056>058-063>066-WYZ099-090930-
/O.NEW.KBYZ.WC.Y.0003.091208T2300Z-091209T1800Z/
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...HARLOWTON...ROUNDUP...HYSHAM...
COLSTRIP...FORSYTH...MILES CITY...BAKER...COLUMBUS...ABSAROKEE...
BILLINGS...BROADUS...EKALAKA...PRYOR...LODGE GRASS...BRIDGER...
JOLIET...CLYDE PARK...WILSALL...BIG TIMBER...RYEGATE...LAVINA...
RED LODGE...HARDIN...CROW AGENCY...LAME DEER...JUDITH GAP...
EMIGRANT...LIVINGSTON...FISHTAIL...MCLEOD...SHERIDAN
224 PM MST TUE DEC 8 2009
...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM MST WEDNESDAY...
THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM MST WEDNESDAY.
WIND CHILLS WILL REACH 20 TO 40 DEGREES BELOW ZERO TONIGHT AND
WEDNESDAY MORNING. EXPECT THE LOWEST WIND CHILL VALUES BETWEEN
MIDNIGHT AND SUNRISE...AS WINDS WILL BE CLOSE TO 15 TO 20 MPH WITH
TEMPERATURES STILL BELOW ZERO IN MOST AREAS. ANYONE WALKING TO
SCHOOL OR TO THEIR WORKPLACE WEDNESDAY MORNING WILL WANT TO BE
VERY WELL PROTECTED FROM THE COLD. THE WINDS WILL ALSO CAUSE SOME
AREAS OF BLOWING SNOW...ESPECIALLY WEST OF BILLINGS. EXPECT
SLIGHTLY BETTER CONDITIONS WEDNESDAY AFTERNOON BEFORE WINDS
INCREASE AGAIN WEDNESDAY NIGHT BRINGING ADDITIONAL BITTER WIND
CHILLS AND BLOWING SNOW.
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.
$$
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