236
SXUS45 KMSO 121230
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
605 AM MDT Sat Sep 12 2026

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...Mostly cloudy. Highs in the lower 60s. Variable winds up
to 10 mph. Waves less than 1 foot.
.Tonight...Breezy. Mostly clear. Lows in the lower 50s. Variable
winds up to 10 mph becoming northeast 15 to 20 mph after
midnight. Waves around 1 foot...locally up to 2 feet.
.SUNDAY...A chance of rain in the morning, then showers and a
slight chance of thunderstorms in the afternoon. Highs in the mid
50s. Variable winds up to 10 mph. Chance of precipitation
90 percent. Waves around 1 foot...locally up to 2 feet.
.SUNDAY NIGHT...Breezy, rain. Lows around 50 . Variable winds up
to 10 mph becoming south 15 to 20 mph with gusts to around 30 mph
after midnight. Chance of rain near 100 percent. Waves around
1 foot...locally up to 2 feet.
.MONDAY...Cloudy with rain likely in the morning, then partly
sunny with a chance of rain in the afternoon. Highs in the mid
50s. Southwest winds around 15 mph in the morning becoming light.
Chance of rain 70 percent. Waves around 1 foot...locally up to
2 feet.