HAZARDOUS WEATHER OUTLOOK
Issue Date: 325 PM MST FRI DEC 25 2009
Expiration: 315 PM MST SAT DEC 26 2009

Expires:200912262215;;
FLUS45 KBYZ 252213
HWOBYZ
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
313 PM MST FRI DEC 25 2009
MTZ029>033-035>038-057-058-WYZ098-099-262215-
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-FALLON-YELLOWSTONE-
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS-
313 PM MST FRI DEC 25 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.
.DAY ONE...THIS AFTERNOON AND TONIGHT
A MAJOR STORM SYSTEM OVER THE UPPER MIDWEST WILL CONTINUE TO
BRING WINTER WEATHER TO SOUTHEAST AND PORTIONS OF SOUTH CENTRAL
MONTANA...AND NORTH CENTRAL WYOMING THROUGH SATURDAY. HEAVY SNOW
FALLING OVER EASTERN AREAS COMBINED WITH NORTHERLY WINDS OF 20 TO
35 MPH IS PRODUCING SIGNIFICANT BLOWING AND DRIFTING SNOW. ALONG
WITH REDUCED VISIBILITIES MAKING TRAVEL HAZARDOUS. COLD
TEMPERATURES COMBINED WITH THE STRONG WINDS WILL ALSO CREATE
DANGEROUS WIND CHILL VALUES OF 20 TO 40 BELOW ZERO AT TIMES.
EXPECT DIFFICULT TRAVEL BEGINNING THIS AFTERNOON ON I-90 FROM
CROW AGENCY SOUTHWARD THROUGH SHERIDAN COUNTY. TRAVEL ON I-94 MAY
BECOME IMPOSSIBLE THIS AFTERNOON EAST OF FORSYTH DUE TO HEAVY
SNOW AND BLOWING SNOW.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
SNOWFALL WILL BEGIN TO TAPER OFF FROM WEST TO EAST SATURDAY
MORNING. GUSTY WINDS WILL CONTINUE THROUGH THE AFTERNOON WITH
BLOWING AND DRIFTING SNOW LIKELY INTO SATURDAY EVENING.
SIGNIFICANT IMPROVEMENT IS EXPECTED SATURDAY EVENING IN ALL
LOCATIONS.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$