National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Ririe (ITD18)

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

NA

69°F

21°C

Humidity 51%
Wind Speed SE 15 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility 1.24 mi
Last update 28 Aug 03:15 AM MDT
Extended Forecast for

Rigby ID

  • Overnight

    Overnight: A 20 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 63. East southeast wind around 8 mph.

    Low: 63 °F

    Slight Chance
    Rain

  • Friday

    Friday: Rain likely before noon, then a slight chance of showers and thunderstorms between noon and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. East southeast wind 7 to 9 mph becoming west in the morning. Chance of precipitation is 60%.

    High: 77 °F

    Rain Likely
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms between 9pm and midnight, then rain likely after midnight. Increasing clouds, with a low around 54. Southwest wind around 7 mph becoming south southeast in the evening. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain and thunderstorms likely before noon, then a chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 74. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then rain likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 51. South southeast wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 51 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 9am, then a chance of rain between 9am and noon. Mostly sunny, with a high near 72. Breezy. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 63. East southeast wind around 8 mph.
Friday
Rain likely before noon, then a slight chance of showers and thunderstorms between noon and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. East southeast wind 7 to 9 mph becoming west in the morning. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms between 9pm and midnight, then rain likely after midnight. Increasing clouds, with a low around 54. Southwest wind around 7 mph becoming south southeast in the evening. Chance of precipitation is 70%.
Saturday
Rain and thunderstorms likely before noon, then a chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 74. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before midnight, then rain likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 51. South southeast wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
A chance of showers and thunderstorms before 9am, then a chance of rain between 9am and noon. Mostly sunny, with a high near 72. Breezy. Chance of precipitation is 50%.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 77.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rigby ID
 43.67°N 111.92°W (Elev. 4839 ft)
Last Update:
12:31 am MDT Aug 28, 2026
Forecast Valid:
3am MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation