018
SXUS45 KMSO 092330
RECGPI

Recreation Forecast for Flathead Lake
National Weather Service Missoula MT
405 PM MST Tue Dec 9 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...A chance of snow and rain after midnight. Rain and
snow late in the night. No snow accumulation. Lows in the upper
30s. Variable winds up to 10 mph becoming south around 15 mph
with gusts to around 30 mph after midnight. Chance of
precipitation near 100 percent. Waves 1 to 2 feet...locally up to
3 feet subsiding to around 1 foot...locally up to 2 feet in the
late evening and overnight.
.WEDNESDAY...Breezy, rain. Highs around 50 . South winds 15 to
25 mph with gusts to around 40 mph. Chance of rain near
100 percent. Waves around 1 foot...locally up to 2 feet building
to 1 to 2 feet...locally up to 3 feet in the late morning and
afternoon.
.WEDNESDAY NIGHT...Windy, rain. Lows in the mid 40s. South winds
20 to 30 mph with gusts to around 45 mph. Chance of rain near
100 percent. Waves 1 to 2 feet...locally up to 3 feet.
.THURSDAY...Breezy, rain. Highs in the upper 40s. Southwest winds
15 to 25 mph with gusts to around 40 mph. Chance of rain near
100 percent. Waves 1 to 2 feet...locally up to 3 feet subsiding
to around 1 foot...locally up to 2 feet late in the afternoon.