345
SXUS45 KMSO 191230
RECGPI
RECREATION FORECAST FOR FLATHEAD LAKE
NATIONAL WEATHER SERVICE MISSOULA MT
505 AM MST FRI DEC 19 2025
NOTE: THE EXPERIMENTAL WAVE HEIGHT FORECASTS ARE REPRESENTATIVE OF
THE MID LAKE WATERS AND DOWNWIND SHORES. WAVE HEIGHTS MAY BE
SIGNIFICANTLY LESS ON UPWIND SHORES.
TODAY
WINDY. PARTLY SUNNY. A CHANCE OF RAIN AND A SLIGHT
CHANCE OF SNOW EARLY IN THE MORNING. A SLIGHT CHANCE OF SNOW LATE
IN THE AFTERNOON. HIGHS IN THE MID 40S. SOUTHWEST WINDS 20 TO
30 MPH WITH GUSTS TO AROUND 50 MPH. CHANCE OF PRECIPITATION
50 PERCENT. WAVES 2 TO 4 FEET...LOCALLY UP TO 5 FEET.
TONIGHT
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SNOW. LOWS IN THE LOWER 30S. SOUTHWEST WINDS 15 TO 20 MPH WITH
GUSTS TO AROUND 30 MPH. WAVES 1 TO 3 FEET...LOCALLY UP TO 4 FEET.
SATURDAY
BREEZY. SNOW LIKELY IN THE MORNING, THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS AROUND 40 .
SOUTHWEST WINDS 15 TO 20 MPH. CHANCE OF SNOW 80 PERCENT. WAVES
1 TO 2 FEET...LOCALLY UP TO 3 FEET.
SATURDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT CHANCE
OF SNOW. LOWS IN THE LOWER 30S. SOUTH WINDS 15 TO 20 MPH. WAVES
1 TO 2 FEET...LOCALLY UP TO 3 FEET SUBSIDING TO AROUND 1 FOOT...
LOCALLY UP TO 2 FEET IN THE LATE EVENING AND OVERNIGHT.
SUNDAY
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS
AROUND 40 . SOUTH WINDS AROUND 15 MPH IN THE MORNING BECOMING
LIGHT. WAVES AROUND 1 FOOT...LOCALLY UP TO 2 FEET.
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