Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Clear

21°F

-6°C

Humidity 85%
Wind Speed NW 6 MPH
Barometer 30.53 in (1033.86 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 30 Dec 01:15 AM MST
Extended Forecast for

Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 13. Light northwest wind.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. North northwest wind around 5 mph becoming calm  in the morning.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. West northwest wind around 5 mph becoming calm  in the morning.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A chance of snow before 2pm, then a chance of rain and snow.  Mostly cloudy, with a high near 38. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 2am, then a chance of rain.  Patchy fog before 7pm.  Otherwise, mostly cloudy, with a low around 27. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 27 °F

    Chance
    Rain/Snow and
    Patchy Fog

  • Friday

    Friday: A 20 percent chance of rain.  Partly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. Light northwest wind.
Tuesday
Sunny, with a high near 36. North northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 22. Calm wind becoming west northwest around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 43. West northwest wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 28. Calm wind.
New Year's Day
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 2am, then a chance of rain. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 27. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 41.
Friday Night
A slight chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 35.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 20.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Mackay ID
 43.92°N 113.62°W (Elev. 5988 ft)
10:31 pm MST Dec 29, 2025
1am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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Additional Resources

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