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Big Island, ID Weather Forecast
Big Island, ID Weather Forecast Date: 1132 PM PDT Thu Aug 20 2026
The area/counties/county of: Northern Clearwater Mountains, including the cities of: Pierce and Elk River.or toggle through each period.
Today... Partly cloudy. Hot. Highs 94 to 101.
Tonight... Mostly cloudy. Lows in the 50s to lower 60s.
Saturday... Partly cloudy. Highs in the upper 80s to mid 90s.
Saturday Night... Partly cloudy. A 20% chance of showers and thunderstorms in the evening. Lows in the mid 40s to lower 50s.
Sunday... Mostly sunny. Highs in the mid 70s to lower 80s.
Sunday Night... Clear. Lows in the 40s.
Monday... Mostly sunny. Highs in the 80s.
Monday Night... Mostly clear. Lows in the 40s to lower 50s.
Tuesday... Mostly sunny. Highs in the mid 80s to lower 90s.
Tuesday Night... Partly cloudy. Lows in the mid 40s to lower 50s.
Wednesday... Partly cloudy. Highs in the 80s.
Wednesday Night... Partly cloudy. Lows in the 40s.
POP = Probability of Precipitation
Big Island Radar Loop
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