Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. 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 NE 7 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 6:35 pm CDT
Extended Forecast for

3 Miles WNW Shelby IA

  • Tonight

    Tonight: Mostly clear, with a low around 61. East northeast wind 3 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the morning.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South southwest wind 3 to 5 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm.  Sunny, with a high near 84. West southwest wind 3 to 5 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 64. Light and variable wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 61. North northeast wind around 5 mph becoming light and variable  in the evening.

    Low: 61 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers before 1pm.  Partly sunny, with a high near 77. East southeast wind 3 to 8 mph.

    High: 77 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 62. East southeast wind 7 to 9 mph.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 61. East northeast wind 3 to 7 mph.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 64. South southwest wind 3 to 5 mph.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 84. West southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 64. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 81. Calm wind becoming north northeast around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 61. North northeast wind around 5 mph becoming light and variable in the evening.
Sunday
A slight chance of showers before 1pm. Partly sunny, with a high near 77. East southeast wind 3 to 8 mph.
Sunday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. East southeast wind 7 to 9 mph.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 80. East southeast wind around 9 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. East southeast wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming east southeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65. Light east wind.
Wednesday
Mostly sunny, with a high near 82. Calm wind becoming east northeast around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Shelby IA
 41.52°N 95.5°W (Elev. 1296 ft)
6:01 pm CDT Aug 19, 2026
6pm CDT Aug 19, 2026-6pm CDT 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