Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Hazardous Weather Conditions

Current conditions at

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

Partly Cloudy

72°F

22°C

Humidity 65%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jul 3:35 pm CDT
Extended Forecast for

Irwin IA

  • Tonight

    Tonight: Partly cloudy, with a low around 58. East southeast wind 3 to 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 80. South southeast wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 80 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly between 1am and 4am, then showers likely and possibly a thunderstorm after 4am.  Mostly cloudy, with a low around 67. South wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84. Calm wind becoming east northeast 5 to 7 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 66. East northeast wind around 7 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 81. East wind 6 to 9 mph, with gusts as high as 16 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. East wind 6 to 9 mph.

    Low: 68 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 86. South southeast wind 6 to 8 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 71. Southeast wind 5 to 7 mph.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. East southeast wind 3 to 7 mph.
Friday
Mostly cloudy, with a high near 80. South southeast wind 6 to 10 mph, with gusts as high as 17 mph.
Friday Night
Showers and thunderstorms likely, mainly between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 67. South wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Calm wind becoming east northeast 5 to 7 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. East northeast wind around 7 mph. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 81. East wind 6 to 9 mph, with gusts as high as 16 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 86. South southeast wind 6 to 8 mph.
Monday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind 5 to 7 mph.
Tuesday
Sunny, with a high near 90. South wind 5 to 7 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 90. South wind 5 to 9 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. East wind around 7 mph becoming south after midnight.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Irwin IA
 41.79°N 95.21°W (Elev. 1247 ft)
2:44 pm CDT Jul 17, 2025
3pm CDT Jul 17, 2025-6pm CDT Jul 24, 2025
 
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Additional Resources

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