158
SXUS45 KMSO 132330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
505 PM MDT Mon Oct 13 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 early in the evening, then a slight
chance of rain and snow in the late evening and early morning.
Partly cloudy with a slight chance of snow late in the night.
Lows around 30 . Northeast winds around 15 mph with gusts to
around 30 mph. Chance of precipitation 20 percent. Waves 1 to
3 feet...locally up to 4 feet subsiding to around 1 foot...
locally up to 2 feet after midnight.
.TUESDAY...Sunny. Widespread frost in the morning. Highs in the
upper 40s. Variable winds up to 10 mph. Waves around 1 foot...
locally up to 2 feet.
.TUESDAY NIGHT...Partly cloudy. Patchy frost after midnight. Lows
in the mid 30s. Variable winds up to 10 mph. Waves less than
1 foot.
.WEDNESDAY...Mostly sunny. Patchy frost in the morning. A
20 percent chance of rain in the afternoon. Highs around 50 .
Variable winds up to 10 mph. Waves less than 1 foot.