Severe Weather in the Central U.S.; Heavy Rain in the Ohio Valley and Mid-Atlantic

Scattered severe thunderstorms capable of producing severe gusts, large hail, and perhaps a couple tornadoes are forecast from the north-central High Plains into the Upper Mississippi Valley. Widespread thunderstorms may produce excessive rainfall across portions of the Ohio Valley and Mid-Atlantic. Hot conditions and Critical Fire Weather looms over the Great Basin and Southwest through midweek. Read More >

Current conditions at

Arco (ARC)

Lat: 43.62455°NLon: 113.2971°WElev: 5290.0ft.

NA

71°F

22°C

Humidity 24%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 16 Jun 10:35 AM MDT
Extended Forecast for

4 Miles SW Lost River ID

  • Today

    Today: Mostly sunny, with a high near 80. Light south southwest wind becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 43. West southwest wind 13 to 18 mph becoming west northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. West southwest wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

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

    Low: 48 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 79. Breezy.

    High: 79 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 80. Light south southwest wind becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Tonight
Partly cloudy, with a low around 43. West southwest wind 13 to 18 mph becoming west northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 76. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. West southwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming southwest 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 48.
Juneteenth
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Sunny, with a high near 79. Breezy.
Friday Night
Mostly clear, with a low around 43. Breezy.
Saturday
Sunny, with a high near 67. Breezy.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 33. Breezy.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lost River ID
 43.68°N 113.61°W (Elev. 6109 ft)
5:31 am MDT Jun 16, 2025
10am MDT Jun 16, 2025-6pm MDT Jun 22, 2025
 
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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