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

23°F

-5°C

Humidity 92%
Wind Speed NW 8 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 19 Jan 01:15 AM MST
Extended Forecast for

11 Miles NE Sun Valley ID

  • Overnight

    Overnight: Mostly clear, with a low around 11. Wind chill values as low as -3. North northeast wind around 10 mph.

    Low: 11 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 26. Wind chill values as low as -2. Northeast wind 6 to 9 mph becoming west northwest in the afternoon.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. North wind 7 to 10 mph becoming west after midnight.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29. West northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 29 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. West northwest wind around 11 mph.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 11. Wind chill values as low as -3. North northeast wind around 10 mph.
M.L.King Day
Sunny, with a high near 26. Wind chill values as low as -2. Northeast wind 6 to 9 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 15. North wind 7 to 10 mph becoming west after midnight.
Tuesday
Mostly sunny, with a high near 29. West northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 14. West northwest wind around 11 mph.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 25.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 13.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 24.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE Sun Valley ID
 43.8°N 114.17°W (Elev. 8432 ft)
10:31 pm MST Jan 18, 2026
1am 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