STATE FORECAST FOR MONTANA...UPDATED NATIONAL WEATHER SERVICE GREAT FALLS MT 1045 PM MST SUN NOV 22 2009 WEST OF THE CONTINENTAL DIVIDE- NATIONAL WEATHER SERVICE MISSOULA MT 953 PM MST SUN NOV 22 2009 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY ABOVE 3500 FEET FOR LOWER CLARK FORK REGION... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST MONDAY FOR BITTERROOT/SAPPHIRE MOUNTAINS... REST OF TONIGHT...MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. LOWS 17 TO 24. MONDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS. HIGHS IN THE 30S TO LOWER 40S. MONDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. LOWS 16 TO 23. TUESDAY...MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON AND EVENING. HIGHS IN THE MID 30S TO LOWER 40S. WEDNESDAY...PARTLY CLOUDY. PATCHY FOG. LOWS 17 TO 24. HIGHS IN THE MID 30S TO LOWER 40S. THANKSGIVING DAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS. PATCHY FOG. LOWS 18 TO 25. HIGHS IN THE 30S. FRIDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE 20S. HIGHS IN THE 30S TO LOWER 40S. CENTRAL MONTANA- NATIONAL WEATHER SERVICE GREAT FALLS MT 953 PM MST SUN NOV 22 2009 REST OF TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 20 TO 25. GUSTS UP TO 35 MPH AFTER MIDNIGHT. MONDAY...PARTLY CLOUDY. HIGHS 35 TO 45. WEST WINDS 20 TO 30 MPH. GUSTS UP TO 35 MPH IN THE AFTERNOON. MONDAY NIGHT...INCREASING CLOUDS. LOWS 25 TO 30. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 40 TO 50. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 55 MPH. WEDNESDAY...PARTLY CLOUDY. LOWS 20 TO 35. HIGHS 45 TO 50. THANKSGIVING DAY...MOSTLY CLEAR. LOWS 25 TO 35. HIGHS 50 TO 60. FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS 25 TO 35. HIGHS 45 TO 55. SOUTHWEST MONTANA- NATIONAL WEATHER SERVICE GREAT FALLS MT 1045 PM MST SUN NOV 22 2009 UPDATED REST OF TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 10 TO 20. MONDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 25 TO 35. MONDAY NIGHT...INCREASING CLOUDS. SLIGHT CHANCE OF SNOW SHOWERS THROUGH THE NIGHT. LOWS 10 TO 20. TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS 30 TO 40. WEDNESDAY...PARTLY CLOUDY. LOWS 15 TO 25. HIGHS 35 TO 40. THANKSGIVING DAY...MOSTLY CLEAR. LOWS 15 TO 30. HIGHS 35 TO 45. FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS 15 TO 30. HIGHS 35 TO 45. NORTHEAST MONTANA- NATIONAL WEATHER SERVICE GLASGOW MT 953 PM MST SUN NOV 22 2009 TONIGHT...MOSTLY CLOUDY WITH A SLIGHT CHANCE OF LIGHT SNOW. LOWS IN THE LOWER TO MID 20S. MONDAY...PARTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW IN THE MORNING. HIGHS NEAR 40. MONDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S. TUESDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS IN THE 40S. WEDNESDAY...PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 40S. LOWS IN THE LOWER TO MID 20S. THANKSGIVING DAY...MOSTLY CLEAR. HIGHS IN THE UPPER 40S TO MID 50S. LOWS IN THE 20S. FRIDAY...PARTLY CLOUDY. HIGHS NEAR 50. LOWS IN THE MID 20S TO LOWER 30S. SOUTH CENTRAL AND SOUTHEAST MONTANA- NATIONAL WEATHER SERVICE BILLINGS MT REST OF TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER TEENS TO MID 20S. MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. HIGHS IN THE MID 30S TO THE MID 40S. MONDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER TEENS TO THE UPPER 20S. TUESDAY...MOSTLY CLOUDY. HIGHS IN THE 40S. WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE LOWER 20S TO AROUND 30. HIGHS IN THE 40S. THANKSGIVING DAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S TO AROUND 30. HIGHS IN THE UPPER 40S TO MID 50S. FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S TO THE LOWER 30S. HIGHS IN THE UPPER 40S TO MID 50S.