HAZARDOUS WEATHER OUTLOOK
Issue Date: 327 PM MST MON DEC 07 2009
Expiration: 315 PM MST TUE DEC 08 2009 Expires:200912082215;;
FLUS45 KBYZ 072214
HWOBYZ
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
314 PM MST MON DEC 7 2009
MTZ028>042-056>058-063>068-WYZ098-099-082215-
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-
314 PM MST MON DEC 7 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.
.DAY ONE...TONIGHT
THE COLDEST AIR OF THE SEASON WILL BE OVER THE AREA TONIGHT.
OVERNIGHT READINGS WILL PLUMMET TO 10 TO 20 BELOW ZERO. THESE
TEMPERATURES WILL COMBINE WITH NORTHEAST WINDS TO PRODUCE
BITTERLY COLD WINDS CHILLS.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
ARCTIC AIR WILL REMAIN OVER THE REGION THROUGH THURSDAY WITH SOME
MODERATION EXPECTED BY THE END OF THE WEEK. HIGH TEMPERATURES
WILL BE IN THE SINGLE DIGITS TO TEENS ABOVE ZERO WITH COLDER WIND
CHILLS. HOWEVER...ANOTHER ARCTIC BLAST IS LIKELY SATURDAY AND
SUNDAY WITH TEMPERATURES AS COLD OR POSSIBLY COLDER THAN THE
CURRENT ARCTIC AIRMASS.
WEST TO NORTHWEST WINDS WILL INCREASE ACROSS THE AREA TUESDAY
NIGHT INTO WEDNESDAY. THOUGH THIS WILL RESULT IN A GRADUAL
MODERATION OF TEMPERATURES...THE WIND IS EXPECTED TO PRODUCE
DANGEROUSLY COLD WIND CHILLS AND PERHAPS SOME BLOWING SNOW IN
AREAS WITH FRESH SNOW COVER.
ANYONE PLANNING TO TRAVEL OR BE OUTDOORS OVER THE NEXT SEVERAL
DAYS SHOULD BE PREPARED FOR COLD WEATHER AND POTENTIALLY
DIFFICULT TRAVEL CONDITIONS.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
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