500
SXUS45 KMSO 312330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
506 PM MDT Sat Oct 31 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.

.Tonight...Mostly cloudy. Lows around 40 . Variable winds up to
10 mph. Waves less than 1 foot.
.SUNDAY...Cloudy with a 20 percent chance of rain. Highs around
50 . Variable winds up to 10 mph. Waves less than 1 foot.
.SUNDAY NIGHT...Mostly cloudy. Lows around 40 . Variable winds up
to 10 mph. Waves less than 1 foot.
.MONDAY...Partly sunny. Highs around 50 . Variable winds up to
10 mph. Waves less than 1 foot.