Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Pocatello, Pocatello Regional Airport (KPIH)

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

Clear

66°F

19°C

Humidity 45%
Wind Speed NE 5 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Aug 05:20 AM MDT
Extended Forecast for

6 Miles W Atomic City ID

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

    Today: A 20 percent chance of showers after 5pm.  Sunny during the morning, then mostly cloudy during the afternoon and hot, with a high near 96. North northwest wind 6 to 10 mph becoming south southeast in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between midnight and 1am.  Mostly cloudy, with a low around 63. South wind 6 to 9 mph becoming north in the evening.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 92. East northeast wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 92 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. Southwest wind 5 to 13 mph becoming east after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers.  Partly sunny, with a high near 86. Light and variable wind becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 86 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 5pm. Sunny during the morning, then mostly cloudy during the afternoon and hot, with a high near 96. North northwest wind 6 to 10 mph becoming south southeast in the afternoon.
Tonight
A 30 percent chance of showers, mainly between midnight and 1am. Mostly cloudy, with a low around 63. South wind 6 to 9 mph becoming north in the evening.
Saturday
A 30 percent chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 92. East northeast wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southwest wind 5 to 13 mph becoming east after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 86. Light and variable wind becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 56.
Monday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 86.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Atomic City ID
 43.44°N 112.93°W (Elev. 5000 ft)
3:15 am MDT Aug 21, 2026
5am 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