National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 8 MPH
Barometer 30.53 in (1033.86 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 30 Dec 03:55 AM MST
Extended Forecast for

Craters of the Moon National Monument ID

  • Today

    Today: Sunny, with a high near 33. North northeast wind 6 to 8 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 25. North wind around 7 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. North northeast wind around 7 mph.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. North northeast wind 5 to 7 mph.

    Low: 30 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Snow likely, mainly before 11am. Cloudy, with a high near 36. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 2pm, then a chance of snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 33. North northeast wind 6 to 8 mph.
Tonight
Increasing clouds, with a low around 25. North wind around 7 mph.
Wednesday
Partly sunny, with a high near 38. North northeast wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 30. North northeast wind 5 to 7 mph.
New Year's Day
Snow likely, mainly before 11am. Cloudy, with a high near 36. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 40.
Friday Night
A chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
A chance of rain and snow before 2pm, then a chance of snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 26.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 36.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 24.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Craters of the Moon National Monument ID
 43.47°N 113.57°W (Elev. 6001 ft)
Last Update:
1:36 am MST Dec 30, 2025
Forecast Valid:
4am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation