218 SXUS45 KMSO 121600 RECGPI Recreation Forecast for Flathead Lake National Weather Service Missoula MT 805 AM MST Sat Jan 12 2019 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. ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING... .Today...Cloudy. Widespread freezing fog in the morning, then areas of freezing fog in the afternoon. Highs in the lower 30s. Variable winds up to 10 mph. Waves less than 1 foot. .Tonight...Cloudy. Widespread freezing fog. Lows in the upper 20s. Variable winds up to 10 mph. Waves less than 1 foot. .SUNDAY...Mostly cloudy. Widespread freezing fog in the morning, then areas of freezing fog in the afternoon. Highs in the lower 30s. Variable winds up to 10 mph. Waves less than 1 foot. .SUNDAY NIGHT...Mostly clear in the evening then becoming mostly cloudy. Areas of freezing fog in the evening, then widespread freezing fog after midnight. Lows in the upper 20s. Variable winds up to 10 mph. Waves less than 1 foot. .MONDAY...Mostly cloudy. Widespread freezing fog in the morning, then areas of freezing fog in the afternoon. Highs in the upper 20s. Variable winds up to 10 mph. Waves around 1 foot...locally up to 2 feet.