590
SXUS45 KMSO 291230
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
605 AM MDT Fri Aug 29 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...Partly sunny. Patchy fog in the morning. A chance of
rain early in the morning. A chance of showers and a slight
chance of thunderstorms late in the morning, then a chance of
thunderstorms in the afternoon. Some thunderstorms may produce
heavy rainfall in the afternoon. Highs in the lower 70s. Variable
winds up to 10 mph. Chance of precipitation 50 percent. Waves
less than 1 foot.
.Tonight...Mostly cloudy with a chance of showers and a slight
chance of thunderstorms in the evening, then mostly clear after
midnight. Some thunderstorms may produce heavy rainfall in the
evening. Lows in the upper 50s. Variable winds up to 10 mph.
Chance of precipitation 30 percent. Waves less than 1 foot.
.SATURDAY...Sunny. Highs around 80 . Variable winds up to 10 mph.
Waves less than 1 foot.
.SATURDAY NIGHT...Mostly clear. Lows around 60 . Variable winds
up to 10 mph. Waves less than 1 foot.
.SUNDAY...Sunny. Highs around 80 . Variable winds up to 10 mph.
Waves less than 1 foot.