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Musselshell, MT Weather Forecast
Musselshell, MT Weather Forecast Date: 1248 PM MDT Tue Sep 15 2026
The area/counties/county of: Musselshell, including the city of Roundup.or toggle through each period.
Rest of Today... Sunny. Highs in the mid 60s. Southeast winds 5 to 15 mph.
Tonight... Mostly clear. Lows in the lower 40s. Northeast winds 5 to 15 mph.
Wednesday... Sunny. Highs in the mid 60s. North winds 10 to 20 mph.
Wednesday Night... Mostly clear. Patchy fog after 3 am. Lows in the mid 40s. Northeast winds 5 to 15 mph.
Thursday... Partly sunny. Patchy fog early in the morning. Highs in the mid 70s. Southeast winds 5 to 10 mph.
Thursday Night... Mostly cloudy. Patchy fog after 3 am. Lows in the lower 50s.
Friday... Partly sunny. A 50% chance of rain showers in the afternoon. Highs in the upper 70s.
Friday Night... Rain showers and chance of thunderstorms in the evening, then rain showers likely and slight chance of thunderstorms overnight. Lows in the lower 50s. Chance of precipitation 90%.
Saturday... Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 70. Chance of precipitation 60%.
Saturday Night... Partly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Lows in the upper 40s. Chance of precipitation 30%.
Sunday... Mostly sunny. Highs in the lower 70s.
Sunday Night... Mostly clear. Lows in the mid 40s.
Monday... Sunny. Highs in the upper 70s.
Monday Night... Mostly clear. Lows in the upper 40s.
POP = Probability of Precipitation
Musselshell Radar Loop
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