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

Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Pocatello, Pocatello Regional Airport (KPIH)

Lat: 42.92028°NLon: 112.57111°WElev: 4449.0ft.

Clear

82°F

28°C

Humidity 23%
Wind Speed ENE 6 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Aug 11:20 AM MDT
Extended Forecast for

American Falls ID

Heat Advisory August 20, 12:00pm until August 20, 10:00pm
Heat Advisory August 21, 12:00pm until August 21, 10:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory

  • Today

    Today: Sunny and hot, with a high near 100. North northeast wind 7 to 9 mph becoming west in the afternoon.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 63. West southwest wind 5 to 9 mph becoming southeast after midnight.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 101. East northeast wind 5 to 8 mph becoming south southwest in the afternoon.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Increasing clouds, with a low around 67. Southeast wind 9 to 11 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 93. Southeast wind 9 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 100. North northeast wind 7 to 9 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 63. West southwest wind 5 to 9 mph becoming southeast after midnight.
Friday
Mostly sunny and hot, with a high near 101. East northeast wind 5 to 8 mph becoming south southwest in the afternoon.
Friday Night
Increasing clouds, with a low around 67. Southeast wind 9 to 11 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 93. Southeast wind 9 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain, mainly between 9pm and midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 87.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
American Falls ID
 42.77°N 112.84°W (Elev. 4583 ft)
Last Update:
11:31 am MDT Aug 20, 2026
Forecast Valid:
11am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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