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Simms High School, MT 7-Day Night Weather Forecast
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Simms High School, MT Weather Forecast
Simms High School, MT Weather Forecast Date: 1233 PM MDT Mon Aug 17 2026
The area/counties/county of: Cascade County Below 5000ft, including the city of Great Falls.or toggle through each period.
Rest of Today... Partly sunny. A 20% chance of thunderstorms late in the afternoon. Highs in the lower 80s. Northwest winds up to 10 mph.
Tonight... Partly cloudy. A 20% chance of thunderstorms in the evening. Patchy smoke through the night. Lows in the lower 50s. Northeast winds up to 10 mph shifting to the southwest after midnight.
Tuesday... Mostly sunny. Patchy smoke through the day. A 20% chance of thunderstorms in the afternoon. Highs in the lower 80s. West winds up to 10 mph.
Tuesday Night... Partly cloudy. A 20% chance of thunderstorms in the evening. Patchy smoke through the night. Lows in the mid 50s. Southwest winds up to 10 mph.
Wednesday... Sunny. Highs in the mid 80s. Southwest winds 5 to 15 mph.
Wednesday Night... Mostly clear. Lows in the mid 50s. Highs in the lower 80s.
Thursday... Mostly clear. Lows in the mid 50s. Highs in the lower 80s.
Friday... Mostly sunny. Highs in the mid 80s.
Friday Night... Partly cloudy in the evening then becoming mostly cloudy. A 20% chance of rain showers. Lows in the upper 50s.
Saturday... Mostly cloudy. A 40% chance of rain showers. Highs in the upper 80s. Lows in the upper 50s.
Saturday Night... Mostly cloudy. A 40% chance of rain showers. Highs in the upper 80s. Lows in the upper 50s.
POP = Probability of Precipitation
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