Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Nampa Municipal Airport (KMAN)

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

Clear

66°F

19°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 01:15 AM MDT
Extended Forecast for

12 Miles SW Melba ID

  • Overnight

    Overnight: Partly cloudy, with a low around 65. West wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy smoke between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind 5 to 11 mph becoming north northeast in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Patchy Smoke
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy smoke after 5am. Mostly clear, with a low around 64. North wind 6 to 11 mph becoming west southwest after midnight.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Smoke

  • Wednesday

    Wednesday: Patchy smoke before 10am. Mostly sunny, with a high near 86. Light and variable wind becoming northeast 5 to 9 mph in the morning.

    High: 86 °F

    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Northeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. West wind 3 to 5 mph.
Tuesday
Patchy smoke between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind 5 to 11 mph becoming north northeast in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Patchy smoke after 5am. Mostly clear, with a low around 64. North wind 6 to 11 mph becoming west southwest after midnight.
Wednesday
Patchy smoke before 10am. Mostly sunny, with a high near 86. Light and variable wind becoming northeast 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 66. Northeast wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly cloudy, with a low around 68.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Melba ID
 43.23°N 116.7°W (Elev. 4478 ft)
12:29 am MDT Aug 18, 2026
1am MDT Aug 18, 2026-6pm MDT Aug 24, 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