Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

Fair

77°F

25°C

Humidity 79%
Wind Speed S 7 mph
Barometer 29.84 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 4 Sep 12:15 am CDT
Extended Forecast for

Minden IA

Heat Advisory September 4, 12:24am until September 5, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 4, 12:24am until September 5, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • Overnight

    Low: 74 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 94. South wind 8 to 11 mph, with gusts as high as 16 mph.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South southeast wind 3 to 5 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. South southeast wind 3 to 7 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Southeast wind around 6 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. Southeast wind 5 to 8 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70. Southeast wind 7 to 10 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Labor Day

    Labor Day: A slight chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 90. South southeast wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 90 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 74. South wind 11 to 13 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 94. South wind 8 to 11 mph, with gusts as high as 16 mph.
Friday Night
Mostly clear, with a low around 71. South southeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 93. South southeast wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 71. Southeast wind around 6 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southeast wind 5 to 8 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Southeast wind 7 to 10 mph.
Labor Day
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. South southeast wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 75. South southeast wind 13 to 16 mph, with gusts as high as 22 mph.
Tuesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. South wind 14 to 16 mph, with gusts as high as 22 mph.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. West southwest wind 5 to 9 mph becoming north after midnight.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Light and variable wind becoming south 5 to 8 mph in the morning.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Northeast wind around 6 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. East northeast wind 6 to 9 mph becoming west southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Minden IA
 41.46°N 95.55°W (Elev. 1250 ft)
11:35 pm CDT Sep 3, 2026
12am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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