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Iona, ID Weather Forecast
Iona, ID Weather Forecast Date: 1232 PM MDT Tue Sep 15 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. Lows 40 to 49. South winds up to 10 mph...Shifting to northeast around 10 mph after midnight.
Wednesday... Sunny. Highs 75 to 82. Northeast winds around 10 mph...Shifting to south up to 10 mph in the afternoon.
Wednesday Night... Partly cloudy in the evening...Then rain showers likely and a slight chance of thunderstorms after midnight. Lows 48 to 55. Northeast winds 10 to 15 mph. Chance of precipitation 70%.
Thursday... Rain showers likely and a slight chance of thunderstorms. Highs 72 to 79. East winds 10 to 15 mph. Chance of precipitation 70%.
Thursday Night... Rain showers likely and a slight chance of thunderstorms. Lows 45 to 53. South winds around 10 mph. Chance of precipitation 70%.
Friday... Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Highs 68 to 75.
Friday Night... Partly cloudy with a slight chance of showers and thunderstorms. Lows 40 to 48.
Saturday... Mostly clear. Highs 67 to 77. Lows 39 to 47.
Sunday... Mostly clear. Highs 67 to 77. Lows 39 to 47.
Monday... Sunny. Highs 73 to 80.
Monday Night... Partly cloudy. Lows 41 to 50.
POP = Probability of Precipitation
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