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

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

90°F

32°C

Humidity 22%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility 1.24 mi
Heat Index87°F (31°C)
Last update 21 Aug 11:45 AM MDT
Extended Forecast for

8 Miles W Swan Valley ID

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 90. Calm wind becoming north around 5 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am.  Mostly cloudy, with a low around 62. East wind 5 to 11 mph becoming west northwest in the evening.  Chance of precipitation is 30%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 82. South southeast wind 7 to 10 mph becoming west southwest in the afternoon.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 57. South wind 7 to 9 mph becoming east southeast after midnight.  Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 78. Southeast wind 7 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 90. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 62. East wind 5 to 11 mph becoming west northwest in the evening. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. South southeast wind 7 to 10 mph becoming west southwest in the afternoon.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. South wind 7 to 9 mph becoming east southeast after midnight. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. Southeast wind 7 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Monday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Swan Valley ID
 43.45°N 111.46°W (Elev. 6801 ft)
11:31 am MDT Aug 21, 2026
12pm MDT Aug 21, 2026-6pm MDT Aug 27, 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