Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Henry's Lake (ITD55)

Lat: 44.61831°NLon: 111.33548°WElev: 6617.0ft.

unknown precip

72°F

22°C

Humidity 45%
Wind Speed SSE 12 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility 1.24 mi
Last update 22 Aug 12:00 PM MDT
Extended Forecast for

8 Miles W Island Park ID

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 66. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 66 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 52. South wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 64. South wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 64 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West southwest wind 6 to 16 mph becoming north northwest after midnight. Winds could gust as high as 28 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. North northeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 66. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 52. South wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 64. South wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 49. West southwest wind 6 to 16 mph becoming north northwest after midnight. Winds could gust as high as 28 mph.
Monday
Mostly sunny, with a high near 63. North northeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 64.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Island Park ID
 44.57°N 111.5°W (Elev. 9334 ft)
11:31 am MDT Aug 22, 2026
12pm MDT Aug 22, 2026-6pm MDT Aug 28, 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