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

Nampa Municipal Airport (KMAN)

Lat: 43.5813°NLon: 116.5231°WElev: 2536.0ft.

Clear

86°F

30°C

Humidity 16%
Wind Speed N 4 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Aug 01:15 PM MDT
Extended Forecast for

3 Miles S Melba ID

Heat Advisory August 20, 12:00pm until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 96. North wind around 8 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 63. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. North northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 99. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. North wind around 8 mph.
Tonight
Mostly clear, with a low around 63. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 99. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 66. North northwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
Partly sunny and hot, with a high near 99. Calm wind becoming east southeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 70.
Saturday
Partly sunny and hot, with a high near 95.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny and hot, with a high near 91.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny and hot, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Melba ID
 43.32°N 116.54°W (Elev. 2398 ft)
12:32 pm MDT Aug 19, 2026
1pm 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