000 
FLUS45 KMSO 242041
HWOMSO

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MISSOULA MT
241 PM MDT FRI APR 24 2009

MTZ002-043-250845-
WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION-
241 PM MDT FRI APR 24 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST 
MONTANA AND WEST CENTRAL MONTANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

AN EXITING UPPER TROUGH WILL MAINTAIN COOL TEMPERATURES AND SOME
SNOW SHOWER ACTIVITY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

ANOTHER CANADIAN COLD FRONT WILL MOVE ACROSS THE CONTINENTAL DIVIDE
SUNDAY BRINGING MUCH COLDER TEMPERATURES...GUSTY NORTHERLY WINDS...
AND SNOW TO PORTIONS OF NORTHWEST MONTANA. THE COOL EASTERLY FLOW
WILL CONTINUE TEMPERATURES WELL BELOW NORMAL FOR THIS TIME OF
YEAR. ACCUMULATING SNOW IS POSSIBLE...MAINLY BETWEEN HIGHWAY 93
AND THE CONTINENTAL DIVIDE. THE COLD AND UNSETTLED WEATHER IS
EXPECTED TO LAST THROUGH MUCH OF THE WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$

MTZ007-250845-
BUTTE/BLACKFOOT REGION-
241 PM MDT FRI APR 24 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL 
MONTANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

AN EXITING UPPER TROUGH WILL MAINTAIN COOL TEMPERATURES AND SOME
SNOW SHOWER ACTIVITY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A SHORTWAVE TROUGH WILL PASS THROUGH SOUTHWEST MONTANA ON SUNDAY
AND MONDAY. THE POTENTIAL EXISTS FOR COOLER CANADIAN AIR TO PASS
OVER THE DIVIDE ALLOWING FOR PRECIPITATION TO FALL AS SNOW. THE
COOL EASTERLY FLOW WILL CONTINUE TO BRING WELL BELOW NORMAL
TEMPERATURES FOR THIS TIME OF YEAR.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$