National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Columbus, Columbus Municipal Airport (KOLU)

Lat: 41.45°NLon: 97.33°WElev: 1444ft.

Fog/Mist

69°F

21°C

Humidity 100%
Wind Speed NE 3 mph
Barometer 29.96 in (1013.5 mb)
Dewpoint 69°F (21°C)
Visibility 3.00 mi
Last update 19 Aug 3:56 am CDT
Extended Forecast for

Cornlea NE

  • Overnight

    Overnight: A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a steady temperature around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 77. East northeast wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. East northeast wind around 6 mph becoming light and variable after midnight.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 84. Light south wind increasing to 5 to 10 mph in the morning.

    High: 84 °F

    Becoming
    Sunny

  • Thursday Night

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

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.

    High: 86 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 65 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Light northeast wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East southeast wind 3 to 8 mph.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a steady temperature around 69. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly before 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 77. East northeast wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 61. East northeast wind around 6 mph becoming light and variable after midnight.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 84. Light south wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 64. South wind 3 to 5 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 82. Light northeast wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East southeast wind 3 to 8 mph.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 63. East southeast wind 6 to 10 mph, with gusts as high as 17 mph.
Monday
Partly sunny, with a high near 83. South southeast wind 5 to 9 mph, with gusts as high as 16 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Southeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 84. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cornlea NE
 41.68°N 97.57°W (Elev. 1699 ft)
Last Update:
4:41 am CDT Aug 19, 2026
Forecast Valid:
4am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation