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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

Corpus Christi, Corpus Christi Naval Air Station/Truax Field (KNGP)

Lat: 27.69°NLon: 97.29°WElev: 20ft.

Partly Cloudy

85°F

29°C

Humidity 80%
Wind Speed S 14 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 78°F (26°C)
Visibility 8.00 mi
Heat Index97°F (36°C)
Last update 15 Sep 8:56 am CDT
Extended Forecast for

15 Miles SE Chapman Ranch TX

  • Today

    Today: Sunny, with a high near 89. Heat index values as high as 103. Southeast wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 82. South southeast wind 8 to 17 mph, with gusts as high as 25 mph.

    Low: 82 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Heat index values as high as 103. East wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 81. East wind 5 to 13 mph.

    Low: 81 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88. East northeast wind 6 to 14 mph.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 81. East wind 7 to 14 mph.

    Low: 81 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. East wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 88 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. East southeast wind 5 to 13 mph.

    Low: 80 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Light east southeast wind becoming east 8 to 13 mph in the morning.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. Heat index values as high as 103. Southeast wind 14 to 18 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 82. South southeast wind 8 to 17 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 89. Heat index values as high as 103. East wind 6 to 14 mph, with gusts as high as 18 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 81. East wind 5 to 13 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88. East northeast wind 6 to 14 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 81. East wind 7 to 14 mph.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. East wind 7 to 14 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 80. East southeast wind 5 to 13 mph.
Saturday
Sunny, with a high near 88. Light east southeast wind becoming east 8 to 13 mph in the morning.
Saturday Night
Mostly clear, with a low around 81.
Sunday
Sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 80.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SE Chapman Ranch TX
 27.41°N 97.31°W
Last Update:
1:46 am CDT Sep 15, 2026
Forecast Valid:
10am CDT Sep 15, 2026-6pm CDT Sep 21, 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