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

Antelope County Airport (K4V9)

Lat: 42.11°NLon: 98.04°WElev: 1774ft.

Fair

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 11:35 pm CDT
Extended Forecast for

Brunswick NE

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 3pm. Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 78. North northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms, mainly between 8pm and 9pm. Partly cloudy, with a low around 62. South southeast wind 5 to 7 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. South wind 8 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South southwest wind around 7 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. West southwest wind 6 to 8 mph becoming northeast in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 64. East wind 3 to 5 mph.

    Low: 64 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 80. East wind 5 to 9 mph.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East southeast wind 9 to 11 mph, with gusts as high as 16 mph.

    Low: 63 °F

    Mostly Clear
    then Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. Light and variable wind.
Wednesday
Showers and thunderstorms likely, mainly before 3pm. Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 78. North northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 20 percent chance of showers and thunderstorms, mainly between 8pm and 9pm. Partly cloudy, with a low around 62. South southeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 84. South wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 64. South southwest wind around 7 mph.
Friday
Sunny, with a high near 83. West southwest wind 6 to 8 mph becoming northeast in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 64. East wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 80. East wind 5 to 9 mph.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. East southeast wind 9 to 11 mph, with gusts as high as 16 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South southeast wind around 15 mph, with gusts as high as 22 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southeast wind 8 to 13 mph.
Monday
Partly sunny, with a high near 82. South wind around 9 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 65. South wind around 6 mph becoming west southwest after midnight.
Tuesday
Mostly sunny, with a high near 83. West wind 6 to 8 mph becoming northeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brunswick NE
 42.33°N 97.97°W (Elev. 1900 ft)
Last Update:
10:35 pm CDT Aug 18, 2026
Forecast Valid:
11pm CDT Aug 18, 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