810
SXUS45 KMSO 172330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
505 PM MDT Fri Jul 17 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.

.Tonight...Mostly cloudy with a chance of thunderstorms early in
the evening, then mostly cloudy with a chance of showers and a
slight chance of thunderstorms late in the evening. Mostly clear
after midnight. Some thunderstorms may produce strong gusty
winds, small hail, and heavy rainfall in the evening. Lows in the
lower 60s. Variable winds up to 10 mph. Chance of precipitation
50 percent. Waves less than 1 foot.
.SATURDAY...Sunny. Highs in the lower 80s. 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.