681
SXUS45 KMSO 112030
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
206 PM MDT Sat Oct 11 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...Cloudy until late afternoon then becoming partly sunny.
Rain likely early in the morning, then a chance of rain in the
late morning and afternoon. Highs in the mid 50s. Southwest winds
around 15 mph. Chance of rain 60 percent. Waves around 1 foot...
locally up to 2 feet.
.Tonight...Breezy. Rain likely in the evening, then rain after
midnight. Lows around 40 . Southwest winds 15 to 20 mph with
gusts to around 30 mph. Chance of rain near 100 percent. Waves
around 1 foot...locally up to 2 feet.
.SUNDAY...Breezy, cooler, rain. Highs in the mid 40s. South winds
15 to 20 mph shifting to the northeast in the afternoon. Chance
of rain near 100 percent. Waves around 1 foot...locally up to
2 feet.
.SUNDAY NIGHT...Breezy. Rain and snow in the evening, then snow
after midnight. Little or no snow accumulation. Lows in the lower
30s. Northeast winds 15 to 25 mph. Chance of precipitation near
100 percent. Waves around 1 foot...locally up to 2 feet building
to 1 to 3 feet...locally up to 4 feet after midnight.
.Columbus Day...Windy. Mostly cloudy. Snow likely in the morning,
then a slight chance of snow in the afternoon. Little or no snow
accumulation. Highs around 40 . Northeast winds 15 to 30 mph.
Chance of snow 60 percent. Waves 1 to 3 feet...locally up to
4 feet.