Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Georgetown (ITD33)

Lat: 42.52792°NLon: 111.40374°WElev: 6283.0ft.

NA

55°F

13°C

Humidity 64%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility 1.24 mi
Last update 19 Aug 04:30 AM MDT
Extended Forecast for

20 Miles NNE Preston ID

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

    Today: Sunny, with a high near 90. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 94. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 94 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. West southwest wind 5 to 7 mph becoming east in the evening.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 96. East wind 5 to 9 mph becoming west southwest in the afternoon.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A slight chance of rain, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 90. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 56. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 94. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 60. West southwest wind 5 to 7 mph becoming east in the evening.
Friday
Mostly sunny and hot, with a high near 96. East wind 5 to 9 mph becoming west southwest in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 62.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 88. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 84.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
A 30 percent chance of rain and thunderstorms. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NNE Preston ID
 42.35°N 111.73°W (Elev. 5141 ft)
2:31 am MDT Aug 19, 2026
4am MDT Aug 19, 2026-6pm MDT Aug 25, 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