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Riverside, ID Weather Forecast
Riverside, ID Weather Forecast Date: 1122 PM PDT Fri Sep 04 2026
The area/counties/county of: Orofino/Grangeville Region, including the city of Kooskia.or toggle through each period.
Today... Mostly sunny. Highs in the 60s to upper 70s.
Tonight... Partly cloudy. Lows in the 40s to lower 50s.
Sunday... Partly cloudy. A 20% chance of rain in the afternoon. Highs in the 60s to upper 70s.
Sunday Night... Slight chance of thunderstorms. Rain showers likely. Chance of precipitation 90%. Lows in the mid 40s to lower 50s.
Labor Day... Rain likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 90%. Highs in the upper 50s to mid 60s.
Monday Night... Mostly cloudy with a 20% chance of rain in the evening, then partly cloudy after midnight. Lows in the 40s.
Tuesday... Mostly sunny. Highs in the 60s to upper 70s.
Tuesday Night... Mostly clear. Lows in the 40s to lower 50s.
Wednesday... Mostly sunny. Highs in the 70s to mid 80s.
Wednesday Night... Mostly clear. Lows in the upper 40s to mid 50s.
Thursday... Partly cloudy. Highs in the upper 70s to mid 80s.
Thursday Night... Partly cloudy. Lows in the upper 40s to mid 50s.
POP = Probability of Precipitation
Riverside Radar Loop
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