Mackay, Idaho Weather
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Weather Forecast for Mackay, Idaho : Custer County
Issued: 12:43 pm MDT Sep 10, 2025 Latitude: 43.9146302 Longitude: -113.6133552 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on This Afternoon 30% chance of rain on Tonight 70% chance of thunderstorms on Thursday 60% chance of thunderstorms on Friday 40% chance of thunderstorms on Saturday 20% chance of rain on Sunday 40% chance of on Monday 30% chance of rain on Tuesday
High: 74°F Low: 46°F High: 68°F High: 67°F High: 66°F High: 68°F High: 67°F High: 67°F
Low: 44°F Low: 45°F Low: 45°F Low: 44°F Low: 44°F  
Mostly Cloudy Rain Thunderstorms Thunderstorms Thunderstorms Rain Partly Sunny Rain
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Current Conditions at
HAILEY - (KSUN)
73°
Partly Cloudy
as of 12:47 PM MDST
Rel. Humidity: 29%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 23 MPH
160° South
Cloud Level(s): Scattered at 12000ft
Current Conditions at
CHALLIS - (KLLJ)
61°
Clear
as of 12:55 PM MDST
Rel. Humidity: 59%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
STANLEY RANGER STN - (KSNT)
59°
Clear
as of 12:51 PM MDST
Rel. Humidity: 58%
Dew Point: 45°F
Pressure: 30.01 in.
Wind Data
7 MPH
340° North
Current Conditions at
SALMON - (KSMN)
61°
Clear
as of 12:56 PM MDST
Rel. Humidity: 72%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 74. South southeast wind around 14 mph, with gusts as high as 21 mph.
30% chance of rain Tonight Tonight... A 30 percent chance of showers, mainly after 3am. Partly cloudy, with a low around 46. South southeast wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph.
70% chance of thunderstorms Thursday Thursday... A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 68. Southeast wind 6 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 70%.
20% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. Southwest wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 20%.
60% chance of thunderstorms Friday Friday... A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 67. Northwest wind around 6 mph becoming south in the afternoon. Chance of precipitation is 60%.
30% chance of rain Friday Night Friday Night... A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 45.
40% chance of thunderstorms Saturday Saturday... A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 45.
20% chance of rain Sunday Sunday... A 20 percent chance of showers after noon. Mostly sunny, with a high near 68.
30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 44.
40% chance of Monday Monday... A 40 percent chance of showers. Partly sunny, with a high near 67.
30% chance of rain Monday Night Monday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 44.
30% chance of rain Tuesday Tuesday... A 30 percent chance of showers. Mostly sunny, with a high near 67.
Current Radar Image


Sun Almanac for Mackay, Idaho
Sunrise: 07:09 AM
Sunset: 7:54 PM
Civil Sunrise:06:40 AM
Civil Sunset: 8:23 PM
Nautical Sunrise: 06:05 AM
Nautical Sunset: 8:57 PM
Astro Sunrise: 05:29 AM
Astro Sunset: 9:33 PM
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