550
SXUS45 KMSO 212330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
405 PM MST Fri Nov 21 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.

.Tonight...Mostly cloudy. Lows in the mid 30s. Variable winds up
to 10 mph. Waves less than 1 foot.
.SATURDAY...Mostly cloudy in the morning then becoming mostly
sunny. Highs in the mid 40s. Variable winds up to 10 mph. Waves
less than 1 foot.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 30s. Variable
winds up to 10 mph. Waves less than 1 foot.
.SUNDAY...Mostly cloudy. A 30 percent chance of rain in the
afternoon. Highs in the mid 40s. Variable winds up to 10 mph.
Waves less than 1 foot.