590
SXUS45 KMSO 262330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
505 PM MDT Sat Sep 26 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 clear until early morning then becoming mostly
cloudy. Lows in the lower 40s. Variable winds up to 10 mph. Waves
around 1 foot...locally up to 2 feet.
.SUNDAY...Mostly cloudy. Highs around 60 . Variable winds up to
10 mph. Waves less than 1 foot.
.SUNDAY NIGHT...Cloudy in the evening then clearing. Lows in the
mid 40s. Variable winds up to 10 mph. Waves less than 1 foot.
.MONDAY...Sunny. Highs in the lower 60s. Variable winds up to
10 mph. Waves less than 1 foot.