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Forsyth High School, MT 7-Day Night Weather Forecast
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Forsyth High School, MT Weather Forecast
Forsyth High School, MT Weather Forecast Date: 703 AM MDT Fri Sep 18 2026
The area/counties/county of: Northern Rosebud, including the cities of: Colstrip and Forsyth.or toggle through each period.
Rest of Today... Sunny. Patchy fog early in the morning. Highs in the lower 80s. Northwest winds 5 to 10 mph.
Tonight... Chance of showers and thunderstorms late in the evening. Rain showers likely and slight chance of thunderstorms overnight. Patchy fog after 3 am. Some thunderstorms May produce heavy rainfall in the late evening and overnight. Lows in the mid 50s. Northeast winds 5 to 15 mph. Chance of precipitation 70%.
Saturday... Cooler. Patchy fog in the morning. Rain showers and slight chance of thunderstorms through the day. Some thunderstorms May produce heavy rainfall early in the morning. Some thunderstorms May produce heavy rainfall in the afternoon. Highs in the mid 60s. Northeast winds 5 to 15 mph. Chance of precipitation 80%.
Saturday Night... Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Patchy fog overnight. Some thunderstorms May produce heavy rainfall early in the evening. Lows in the lower 50s. East winds 5 to 15 mph. Chance of precipitation 100%.
Sunday... Patchy fog in the morning. Rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Some thunderstorms May produce heavy rainfall in the afternoon. Highs in the mid 60s. East winds 5 to 15 mph. Chance of precipitation 90%.
Sunday Night... Mostly cloudy. A 30% chance of rain showers in the evening. Patchy fog in the late evening and overnight. Lows around 50.
Monday... Decreasing clouds. Patchy fog early in the morning. Highs in the lower 70s.
Monday Night... Mostly clear. Lows around 50.
Tuesday... Mostly sunny. Highs in the upper 70s.
Tuesday Night... Partly cloudy. Lows in the lower 50s.
Wednesday... Sunny. Highs in the upper 70s.
Wednesday Night... Mostly clear. Lows in the lower 50s.
POP = Probability of Precipitation
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