919
SXUS45 KMSO 291230
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
605 AM MDT Sat Aug 29 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 sunny with a 20 percent chance of rain. Highs
around 70 . Variable winds up to 10 mph. Waves less than 1 foot.
.Tonight...Partly cloudy in the evening then becoming mostly
cloudy. A 20 percent chance of rain. Lows in the upper 40s.
Variable winds up to 10 mph becoming southwest around 15 mph
after midnight. Waves less than 1 foot.
.SUNDAY...Cooler. Mostly cloudy with a 50 percent chance of rain.
Patchy smoke. Highs around 60 . Southwest winds around 15 mph.
Waves around 1 foot...locally up to 2 feet.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Variable
winds up to 10 mph. Waves around 1 foot...locally up to 2 feet.
.MONDAY...Warmer, sunny. Highs around 70 . Variable winds up to
10 mph. Waves less than 1 foot.