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

MDA Edgar (MTM50)

Lat: 45.46°NLon: 108.86°WElev: 3494.0ft.

NA

85°F

29°C

Humidity 39%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Heat Index84°F (29°C)
Last update 19 Aug 03:00 PM MDT
Extended Forecast for

6 Miles ENE Joliet MT

  • Tonight

    Tonight: Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 93. Southwest wind 5 to 7 mph becoming north northwest in the afternoon.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. East wind around 6 mph becoming west southwest after midnight.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 92. Light and variable wind becoming northeast 6 to 11 mph in the afternoon.

    High: 92 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. East northeast wind 5 to 14 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59. Southwest wind around 7 mph becoming west northwest in the evening.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 91. South southwest wind 7 to 11 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 56. West wind 6 to 9 mph becoming south southwest in the evening.

    Low: 56 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable.
Thursday
Sunny and hot, with a high near 93. Southwest wind 5 to 7 mph becoming north northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. East wind around 6 mph becoming west southwest after midnight.
Friday
Sunny and hot, with a high near 92. Light and variable wind becoming northeast 6 to 11 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 59. East northeast wind 5 to 14 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59. Southwest wind around 7 mph becoming west northwest in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 91. South southwest wind 7 to 11 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 56. West wind 6 to 9 mph becoming south southwest in the evening.
Monday
Sunny, with a high near 87. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. East northeast wind 6 to 8 mph becoming west southwest after midnight.
Tuesday
Mostly sunny, with a high near 88. Light and variable wind becoming east around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 57. East wind 6 to 8 mph becoming southwest after midnight.
Wednesday
Mostly sunny and hot, with a high near 90. South wind around 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Joliet MT
 45.53°N 108.86°W (Elev. 3524 ft)
1:27 pm MDT Aug 19, 2026
3pm MDT Aug 19, 2026-6pm MDT Aug 26, 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