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City of Mackay, IDMackay, ID 7-Day Night Weather Forecast
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Mackay, ID Weather Forecast
Mackay, ID Weather Forecast Date: 1232 PM MDT Tue Oct 06 2026
The area/counties/county of: Lost River Valley, including: Howe, Arco, Mackay, Chilly, and Challis.or toggle through each period.
Tonight... Mostly clear. Lows 43 to 51. West winds up to 10 mph in the evening...Becoming light and variable.
Wednesday... Sunny. Highs 71 to 81. Light and variable winds... Becoming northwest up to 10 mph in the afternoon.
Wednesday Night... Mostly clear. Lows 42 to 50. Northwest winds up to 10 mph in the evening...Becoming light and variable.
Thursday... Sunny. Highs 71 to 81. Light and variable winds.
Thursday Night... Clear. Lows 41 to 50. West winds up to 10 mph.
Friday... Sunny. Highs 70 to 80.
Friday Night... Partly cloudy. Lows 41 to 49.
Saturday... Mostly sunny with a slight chance of rain. Highs 60 to 70.
Saturday Night... Mostly cloudy with a chance of rain. Lows 33 to 42.
Sunday... Rain and snow likely. Highs 45 to 55. Lows 28 to 36.
Sunday Night... Rain and snow likely. Highs 45 to 55. Lows 28 to 36.
Columbus Day... Mostly cloudy. A chance of rain and snow. Highs 45 to 55. Lows 28 to 35.
Monday Night... Mostly cloudy. A chance of rain and snow. Highs 45 to 55. Lows 28 to 35.
POP = Probability of Precipitation
Mackay Radar Loop
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