Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Mist

57°F

14°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 57°F (14°C)
Visibility 2.00 mi
Last update 14 Aug 06:23 AM MDT
Extended Forecast for

21 Miles W Grant MT

  • Today

    Today: Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 58. South southeast wind 6 to 8 mph becoming west in the morning.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Chance
    Showers then
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 45. West southwest wind 5 to 7 mph becoming east northeast in the evening.

    Low: 45 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 61. South wind 5 to 7 mph.  Chance of precipitation is 60%.

    High: 61 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 44. West wind 5 to 7 mph becoming east southeast after midnight.  Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. South wind 5 to 9 mph becoming west in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain
    then Chance
    T-storms

Detailed Forecast

Today
Rain and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 58. South southeast wind 6 to 8 mph becoming west in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 45. West southwest wind 5 to 7 mph becoming east northeast in the evening.
Saturday
Showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 61. South wind 5 to 7 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 44. West wind 5 to 7 mph becoming east southeast after midnight. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 64. South wind 5 to 9 mph becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 65.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 60.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 60.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Thursday
A slight chance of rain and thunderstorms. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles W Grant MT
 45.03°N 113.5°W (Elev. 8225 ft)
2:01 am MDT Aug 14, 2026
6am MDT Aug 14, 2026-6pm MDT Aug 20, 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