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

18°F

-8°C

Humidity 78%
Wind Speed NW 8 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 19 Jan 07:47 AM MST
Extended Forecast for

15 Miles ENE Sun Valley ID

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 21. Wind chill values as low as -8. Northwest wind 7 to 14 mph.

    High: 21 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 11. Wind chill values as low as -4. Northwest wind 13 to 15 mph.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 23. Wind chill values as low as -2. West northwest wind 13 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 -4. West northwest wind 11 to 14 mph.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 23. West wind 8 to 15 mph.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 21. Wind chill values as low as -8. Northwest wind 7 to 14 mph.
Tonight
Mostly clear, with a low around 11. Wind chill values as low as -4. Northwest wind 13 to 15 mph.
Tuesday
Sunny, with a high near 23. Wind chill values as low as -2. West northwest wind 13 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 -4. West northwest wind 11 to 14 mph.
Wednesday
Sunny, with a high near 23. West wind 8 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 12.
Thursday
Partly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 8.
Saturday
Sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Sun Valley ID
 43.77°N 114.05°W (Elev. 10968 ft)
4:31 am MST Jan 19, 2026
8am MST Jan 19, 2026-6pm MST Jan 25, 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