Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

43°F

6°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 15 Apr 08:05 AM MDT
Extended Forecast for

8 Miles SSE Salmon ID

Winter Weather Advisory April 15, 06:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Snow showers likely, mainly after 4pm.  Mostly cloudy, with a high near 41. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Snow showers.  Low around 20. Breezy, with a southwest wind 19 to 24 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 31 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow Showers
    and Breezy
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers likely.  Mostly cloudy, with a high near 25. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 25 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. Blustery, with a west northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 28 mph.

    Low: 20 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers after noon.  Partly sunny, with a high near 30. Northwest wind 8 to 14 mph, with gusts as high as 20 mph.  Little or no snow accumulation expected.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Today
Snow showers likely, mainly after 4pm. Mostly cloudy, with a high near 41. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers. Low around 20. Breezy, with a southwest wind 19 to 24 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers likely. Mostly cloudy, with a high near 25. North northwest wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
Mostly cloudy, with a low around 20. Blustery, with a west northwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 28 mph.
Friday
A 30 percent chance of snow showers after noon. Partly sunny, with a high near 30. Northwest wind 8 to 14 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 54.
Monday Night
A slight chance of rain and snow. Snow level 8200 feet lowering to 7900 feet after midnight . Partly cloudy, with a low around 37.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Salmon ID
 45.06°N 113.85°W (Elev. 7946 ft)
2:01 am MDT Apr 15, 2026
8am MDT Apr 15, 2026-6pm MDT Apr 21, 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