177
SXUS45 KMSO 312030
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
205 PM MDT Thu Jul 31 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...Mostly sunny. Highs in the mid 80s. Variable winds up to
10 mph. Waves less than 1 foot.
.Tonight...Mostly cloudy with a chance of thunderstorms in the
evening, then partly cloudy with a slight chance of showers after
midnight. Some thunderstorms may produce strong gusty winds in
the evening. Lows around 60 . Variable winds up to 10 mph. Chance
of precipitation 40 percent. Waves less than 1 foot.
.FRIDAY...Mostly sunny with a slight chance of showers in the
morning, then mostly cloudy with showers likely and a chance of
thunderstorms in the afternoon. Highs in the upper 70s. Variable
winds up to 10 mph. Chance of precipitation 70 percent. Waves
less than 1 foot.
.FRIDAY NIGHT...Mostly cloudy. Showers likely and a chance of
thunderstorms in the evening, then a chance of showers and a
slight chance of thunderstorms after midnight. Lows around 60 .
Variable winds up to 10 mph. Chance of precipitation 70 percent.
Waves less than 1 foot.
.SATURDAY...Showers likely and a slight chance of thunderstorms
in the morning, then showers likely and a chance of thunderstorms
in the afternoon. Highs around 70 . Variable winds up to 10 mph.
Chance of precipitation 70 percent. Waves less than 1 foot.