Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

ISLAND PARK (IPFI1)

Lat: 44.42051°NLon: 111.36741°WElev: 6337.0ft.

NA

29°F

-2°C

Humidity 92%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Sep 02:54 AM MDT
Extended Forecast for

14 Miles SSW Island Park ID

  • Overnight

    Overnight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 39. Southwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 20 mph.

    Low: 39 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then rain likely after midnight.  Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Chance
    T-storms then
    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 33. Calm wind.
Wednesday
Sunny, with a high near 70. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 34. Southwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 73. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. Southwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.
Saturday Night
A chance of showers and thunderstorms, then rain likely after midnight. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Sunday
Rain likely before noon, then a chance of showers and thunderstorms after noon. Snow level 8900 feet lowering to 8100 feet in the afternoon . Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of rain. Snow level 8300 feet lowering to 7700 feet after midnight . Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Island Park ID
 44.36°N 111.41°W (Elev. 6152 ft)
2:26 am MDT Sep 9, 2026
3am MDT Sep 9, 2026-6pm MDT Sep 15, 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