Heat Builds in the West; Severe Thunderstorms and Heavy Rain in the Upper Midwest and Mid-Mississippi Valley; Extremely Critical Fire Weather in the Northwest on Saturday

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rainfall are expected over parts of the Upper Midwest to mid-Mississippi Valley today. Critical to extremely critical fire weather conditions from the Northwest and the northern Great Basin on Saturday and Sunday. Read More >

Current conditions at

Ririe (ITD18)

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

NA

60°F

16°C

Humidity 60%
Wind Speed ESE 14 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility 1.24 mi
Last update 31 Jul 05:30 AM MDT
Extended Forecast for

16 Miles WSW Swan Valley ID

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 88. East southeast wind 5 to 13 mph becoming west in the afternoon.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 59. Southeast wind 6 to 16 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Southeast wind 15 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. West southwest wind 8 to 15 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South southwest wind 9 to 14 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. Breezy.

    Low: 54 °F

    Clear and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 88. East southeast wind 5 to 13 mph becoming west in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 59. Southeast wind 6 to 16 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 92. Southeast wind 15 to 17 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 60. West southwest wind 8 to 15 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.
Sunday
Sunny, with a high near 86. South southwest wind 9 to 14 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Mostly clear, with a low around 54. Breezy.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WSW Swan Valley ID
 43.35°N 111.6°W (Elev. 6398 ft)
5:31 am MDT Jul 31, 2026
5am MDT Jul 31, 2026-6pm MDT Aug 6, 2026
 
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Additional Resources

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