264
SXUS45 KMSO 201230
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
605 AM MDT Thu Aug 20 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...Sunny. Patchy smoke through the day. Highs around 80 .
Variable winds up to 10 mph. Waves less than 1 foot.
.Tonight...Mostly clear. Patchy smoke in the evening. Lows around
60 . Variable winds up to 10 mph. Waves less than 1 foot.
.FRIDAY...Mostly sunny. Highs in the lower 80s. Variable winds up
to 10 mph. Waves less than 1 foot.
.FRIDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Variable
winds up to 10 mph. Waves less than 1 foot.
.SATURDAY...Mostly cloudy in the morning, then mostly sunny with
a 20 percent chance of thunderstorms in the afternoon. Highs
around 80 . Variable winds up to 10 mph. Waves less than 1 foot.