Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

NA

48°F

9°C

Humidity 47%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Last update 18 Jun 12:30 AM MDT
Extended Forecast for

4 Miles S Gibbonsville ID

  • Overnight

    Overnight: Mostly clear, with a low around 45. Light and variable wind.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 23 mph.

    Low: 49 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Chance Rain
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 45. Light and variable wind.
Thursday
Sunny, with a high near 74. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 49. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Juneteenth
Mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Gibbonsville ID
 45.51°N 113.9°W (Elev. 5600 ft)
12:21 am MDT Jun 18, 2026
12am MDT Jun 18, 2026-6pm MDT Jun 24, 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