Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Nampa Municipal Airport (KMAN)

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

Clear

81°F

27°C

Humidity 30%
Wind Speed SE 17 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Aug 06:55 PM MDT
Extended Forecast for

2 Miles S Nampa ID

Red Flag Warning until August 14, 06:00am
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until August 14, 06:00am

    NOW until 6:00am Fri

    Red Flag Warning

  • Tonight

    Low: 59 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 87. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 87 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. North northeast wind around 5 mph becoming light and variable  after midnight.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 88. Light south southeast wind increasing to 5 to 9 mph in the morning.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 58. Southeast wind around 6 mph becoming calm  after midnight.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Southeast wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 58. North northeast wind around 5 mph becoming light and variable after midnight.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 88. Light south southeast wind increasing to 5 to 9 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. Southeast wind around 6 mph becoming calm after midnight.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Nampa ID
 43.53°N 116.56°W (Elev. 2546 ft)
12:30 pm MDT Aug 13, 2026
7pm MDT Aug 13, 2026-6pm MDT Aug 20, 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