SXUS45 KTFX 021359 RECTFX Recreation Forecast for Central MT Lakes National Weather Service Great Falls MT 202 PM MDT Tue May 1 2018 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. Forecast For Canyon Ferry Reservoir .TODAY...Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Variable winds up to 10 mph becoming northwest around 15 mph in the afternoon. Chance of precipitation 40 percent. Waves up to one foot. .TONIGHT...Mostly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Lows in the mid 30s. Northwest winds around 15 mph with gusts to around 30 mph. Chance of showers 30 percent. Waves up to one foot. .WEDNESDAY...Mostly sunny with a 20 percent chance of showers. Highs around 60 . Variable winds up to 10 mph. Waves up to one foot. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. Variable winds up to 10 mph. Waves less than 1 foot. $$ Forecast For Upper and Lower Holter Reservoir .TODAY...Partly sunny. A slight chance of showers early in the morning, then a chance of showers in the late morning and early afternoon. A slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Variable winds up to 10 mph becoming north around 15 mph in the afternoon. Chance of precipitation 40 percent. Waves up to one foot. .TONIGHT...Mostly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Lows in the mid 30s. Variable winds up to 10 mph. Chance of showers 30 percent. Waves up to one foot. .WEDNESDAY...Mostly sunny. Highs in the lower 60s. Variable winds up to 10 mph. Waves less than 1 foot. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40 . Variable winds up to 10 mph. Waves less than 1 foot. $$ Forecast For Hauser Reservoir and Lake Helena .TODAY...Partly sunny. A slight chance of showers in the morning. A chance of showers early in the afternoon. A slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Variable winds up to 10 mph becoming northwest around 15 mph in the afternoon. Chance of precipitation 30 percent. Waves less than 1 foot. .TONIGHT...Mostly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Lows in the mid 30s. Variable winds up to 10 mph. Chance of showers 30 percent. Waves up to one foot. .WEDNESDAY...Mostly sunny. Highs in the lower 60s. Variable winds up to 10 mph. Waves less than 1 foot. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s. Variable winds up to 10 mph. Waves less than 1 foot. $$