981
SXUS45 KMSO 292330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
505 PM MDT Sat Aug 29 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 in the evening then clearing. Patchy
smoke early in the evening. Patchy smoke late in the night. Lows
in the upper 40s. Southwest winds around 15 mph. Gusts up to
35 mph after midnight. Waves around 1 foot...locally up to
2 feet.
.SUNDAY...Breezy. Partly sunny. A chance of rain in the morning,
then a slight chance of rain in the afternoon. Patchy smoke
through the day. Highs around 60 . Southwest winds 15 to 25 mph
with gusts to around 40 mph. Chance of rain 50 percent. Waves
around 1 foot...locally up to 2 feet.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Variable
winds up to 10 mph. Waves around 1 foot...locally up to 2 feet.
.MONDAY...Warmer, sunny. Highs around 70 . Variable winds up to
10 mph. Waves less than 1 foot.