140
SXUS45 KMSO 311230
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
605 AM MDT Sun Aug 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. Haze through the day. Highs around 80 .
Variable winds up to 10 mph. Waves less than 1 foot.
.Tonight...Partly cloudy. Lows around 60 . Variable winds up to
10 mph becoming northeast around 15 mph after midnight. Waves
less than 1 foot.
.Labor Day...Sunny. Haze in the afternoon. Highs in the lower
80s. Northeast winds around 15 mph in the morning becoming light.
Waves less than 1 foot.
.MONDAY NIGHT...Partly cloudy. Haze in the evening. Lows in the
lower 60s. Variable winds up to 10 mph. Waves less than 1 foot.
.TUESDAY...Sunny. Highs in the mid 80s. Variable winds up to
10 mph. Waves less than 1 foot.