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South Sandstone Reservoir, MT Weather Forecast
South Sandstone Reservoir, MT Weather Forecast Date: 1252 AM MDT Tue Aug 18 2026
The area/counties/county of: Fallon, including the city of Baker.or toggle through each period.
Today... Mostly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph.
Tonight... Partly cloudy. Slight chance of showers and thunderstorms in the evening and overnight, then slight chance of rain showers after 3 am. Lows in the mid 50s. Northeast winds 5 to 10 mph in the evening shifting to the south overnight. Chance of precipitation 20%.
Wednesday... Mostly sunny. Patchy smoke late in the afternoon. Highs in the upper 80s. West winds 5 to 15 mph.
Wednesday Night... Mostly clear. Patchy smoke early in the evening. Lows in the mid 50s. Northwest winds 5 to 15 mph in the evening becoming light overnight.
Thursday... Sunny. Highs in the lower 90s. Light and variable winds in the morning becoming northwest 5 to 15 mph in the afternoon.
Thursday Night... Mostly clear. Lows in the upper 50s.
Friday... Sunny. Highs in the upper 80s.
Friday Night... Mostly clear. Lows in the upper 50s.
Saturday... Mostly sunny. Highs in the upper 80s.
Saturday Night... Mostly cloudy. Chance of showers and slight chance of thunderstorms in the evening, then chance of showers overnight. Lows in the upper 50s. Chance of precipitation 30%.
Sunday... Mostly sunny with a 20% chance of showers. Highs around 90.
Sunday Night... Partly cloudy. A 20% chance of showers and thunderstorms in the evening. Lows in the upper 50s.
POP = Probability of Precipitation
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