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

Franklin (ITD04)

Lat: 42.01175°NLon: 111.80631°WElev: 4508.0ft.

NA

87°F

31°C

Humidity 29%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility 1.24 mi
Heat Index85°F (29°C)
Last update 18 Aug 07:00 PM MDT
Extended Forecast for

3 Miles SE Preston ID

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. North wind around 5 mph becoming light and variable  after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. West southwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. West northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 60. North wind around 5 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 94. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. West southwest wind 5 to 7 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 95.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Tuesday
A 20 percent chance of rain and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Preston ID
 42.06°N 111.82°W (Elev. 4596 ft)
5:31 pm MDT Aug 18, 2026
7pm MDT Aug 18, 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