Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Corpus Christi, Corpus Christi International Airport (KCRP)

Lat: 27.77°NLon: 97.51°WElev: 43ft.

Partly Cloudy

77°F

25°C

Humidity 96%
Wind Speed NW 5 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Sep 7:51 am CDT
Extended Forecast for

3 Miles SW Portland TX

  • Today

    Today: A slight chance of showers between 9am and 10am.  Sunny, with a high near 89. Heat index values as high as 108. North northeast wind 5 to 14 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Showers then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 82. East southeast wind 6 to 14 mph.

    Low: 82 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Heat index values as high as 108. West northwest wind 5 to 13 mph becoming east southeast in the afternoon.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 83. East southeast wind 8 to 14 mph.

    Low: 83 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am.  Sunny, with a high near 90. East southeast wind 5 to 13 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 83. Southeast wind 5 to 14 mph.

    Low: 83 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm.  Sunny, with a high near 90. East wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 84. East southeast wind 6 to 16 mph.

    Low: 84 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Sunny, with a high near 87. East northeast wind 9 to 18 mph, with gusts as high as 22 mph.

    High: 87 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers between 9am and 10am. Sunny, with a high near 89. Heat index values as high as 108. North northeast wind 5 to 14 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 82. East southeast wind 6 to 14 mph.
Sunday
Sunny, with a high near 89. Heat index values as high as 108. West northwest wind 5 to 13 mph becoming east southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 83. East southeast wind 8 to 14 mph.
Monday
A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 90. East southeast wind 5 to 13 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 83. Southeast wind 5 to 14 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 90. East wind 6 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 84. East southeast wind 6 to 16 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87. East northeast wind 9 to 18 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 84.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 83.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Portland TX
 27.86°N 97.35°W
7:31 am CDT Sep 19, 2026
8am CDT Sep 19, 2026-6pm CDT Sep 25, 2026
 
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Additional Resources

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