HAZARDOUS WEATHER OUTLOOK
Issue Date: 517 AM MST TUE DEC 8 2009
Expiration: 600 AM MST WED DEC 09 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
ARCTIC AIR WILL LINGER OVER THE REGION TODAY AND TONIGHT. HIGH
TEMPERATURES WILL BE IN THE SINGLE DIGITS ABOVE AND BELOW ZERO
WHICH WILL BE 30 TO 40 DEGREES BELOW SEASONAL AVERAGES. A BAND OF
LIGHT SNOW WILL SPREAD OVER THE EASTERN HALF OF THE STATE TODAY.
THE SNOW WILL BE FROM BILLINGS EASTWARD. SNOW ACCUMULATIONS WILL
RANGE FROM LESS THAN AN INCH AT BILLINGS TO UP TO 2 INCHES EAST
OF BILLINGS.
THE FRIGID TEMPERATURES WILL COMBINE WITH EAST TO NORTHEAST WINDS
OF 10 TO 15 MPH TO CREATE BITTERLY COLD WIND CHILLS OVER THE
EAST.
WINDS WILL INCREASE OVER WESTERN AND CENTRAL ZONES LATE TONIGHT.
THIS WILL CREATE BITTERLY COLD WIND CHILLS AND AREAS OF BLOWING
SNOW FROM BILLINGS TO LIVINGSTON.
ANYONE PLANNING TO TRAVEL OR BE OUTDOORS TODAY OR TONIGHT SHOULD
BE PREPARED FOR VERY COLD TEMPERATURES AND POTENTIALLY DIFFICULT
TRAVEL CONDITIONS.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
WEST WINDS OF 10 TO 15 MPH WILL COMBINE WITH VERY COLD
TEMPERATURES TO CREATE BITTERLY COLD WIND CHILLS WEDNESDAY. THE
WINDS WILL ALSO CREATE AREAS OF BLOWING SNOW.
SOME MODERATION OF THE ARCTIC AIRMASS IS EXPECTED THURSDAY AND
FRIDAY. ANOTHER BLAST OF ARCTIC AIR IS EXPECTED SATURDAY AND
SUNDAY.
ANYONE PLANNING TO TRAVEL OR BE OUTDOORS OVER THE NEXT SEVERAL
DAYS SHOULD BE PREPARED FOR VERY 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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