Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Overcast

28°F

-2°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 15 Mar 01:35 AM MDT
Extended Forecast for

31 Miles WNW Challis ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 6. Wind chill values as low as -7. West northwest wind 9 to 13 mph.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 24. Wind chill values as low as -8. West wind 7 to 11 mph.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly between 9pm and 3am.  Increasing clouds, with a low around 20. West wind 11 to 14 mph.  New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow.  Mostly cloudy, with a high near 36. West southwest wind 13 to 15 mph, with gusts as high as 21 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 30. Southwest wind 15 to 17 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 6. Wind chill values as low as -7. West northwest wind 9 to 13 mph.
Sunday
Mostly sunny, with a high near 24. Wind chill values as low as -8. West wind 7 to 11 mph.
Sunday Night
A 40 percent chance of snow, mainly between 9pm and 3am. Increasing clouds, with a low around 20. West wind 11 to 14 mph. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. West southwest wind 13 to 15 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 30. Southwest wind 15 to 17 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
12:22 am MDT Mar 15, 2026
1am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database