Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

34°F

1°C

Humidity 74%
Wind Speed SE 11 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 19 Jan 04:47 PM MST
Extended Forecast for

16 Miles ENE Sun Valley ID

  • Tonight

    Tonight: Mostly clear, with a low around 11. Wind chill values as low as -3. Northwest wind 10 to 14 mph.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 23. Wind chill values as low as -1. Northwest wind 10 to 16 mph, with gusts as high as 20 mph.

    High: 23 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. Wind chill values as low as -7. West northwest wind 10 to 14 mph.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 23. Wind chill values as low as -7. West wind 8 to 15 mph.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11. West wind 9 to 11 mph.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 11. Wind chill values as low as -3. Northwest wind 10 to 14 mph.
Tuesday
Sunny, with a high near 23. Wind chill values as low as -1. Northwest wind 10 to 16 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 10. Wind chill values as low as -7. West northwest wind 10 to 14 mph.
Wednesday
Sunny, with a high near 23. Wind chill values as low as -7. West wind 8 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 11. West wind 9 to 11 mph.
Thursday
Mostly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Mostly sunny, with a high near 16.
Friday Night
Mostly clear, with a low around 5.
Saturday
Sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ENE Sun Valley ID
 43.77°N 114.05°W (Elev. 10968 ft)
4:31 pm MST Jan 19, 2026
5pm MST Jan 19, 2026-6pm MST Jan 26, 2026
 
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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