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Big Butte Reservoir, ID Weather Forecast
Big Butte Reservoir, ID Weather Forecast Date: 1232 PM MDT Thu Aug 06 2026
The area/counties/county of: Arco/Mud Lake Desert, including: Mud Lake, Inl, Craters Of The Moon Nm, Idaho Falls, Rexburg, and St. Anthony.or toggle through each period.
Tonight... Mostly clear. Patchy smoke. Lows 53 to 63. Southwest winds 10 to 15 mph...Shifting to north after midnight.
Friday... Sunny. Patchy smoke. Highs 90 to 99. Northeast winds up to 10 mph...Shifting to southwest around 10 mph in the afternoon.
Friday Night... Mostly clear. Lows 55 to 65. Southwest winds 10 to 15 mph...Shifting to north after midnight.
Saturday... Sunny. Highs 90 to 99. South winds up to 10 mph.
Saturday Night... Mostly clear. Lows 56 to 65. Southwest winds 10 to 15 mph.
Sunday... Mostly clear. Highs 87 to 97. Lows 54 to 64.
Monday... Mostly clear. Highs 87 to 97. Lows 54 to 64.
Tuesday... Mostly clear. Highs 87 to 97. Lows 54 to 64.
Tuesday Night... Partly cloudy. Lows 55 to 63.
Wednesday... Sunny. Highs 85 to 93.
Wednesday Night... Partly cloudy. Lows 54 to 61. Highs 81 to 90.
POP = Probability of Precipitation
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