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

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

Palacios Municipal Airport (KPSX)

Lat: 28.72°NLon: 96.25°WElev: 13ft.

Fair

75°F

24°C

Humidity 90%
Wind Speed NE 7 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 19 Sep 2:53 am CDT
Extended Forecast for

5 Miles SSE Port O Connor TX

  • Overnight

    Overnight: A 20 percent chance of showers after 4am. Partly cloudy, with a low around 83. Southeast wind around 11 mph.

    Low: 83 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 86. Heat index values as high as 95. East southeast wind 7 to 13 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 83. East southeast wind 8 to 15 mph.

    Low: 83 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Heat index values as high as 98. South wind 6 to 10 mph becoming east in the morning.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 84. East southeast wind 9 to 13 mph.

    Low: 84 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 87. East southeast wind 6 to 10 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 83. Southeast wind 6 to 13 mph.

    Low: 83 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. East wind 5 to 11 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 84. East southeast wind 5 to 14 mph.

    Low: 84 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 83. Southeast wind around 11 mph.
Saturday
Sunny, with a high near 86. Heat index values as high as 95. East southeast wind 7 to 13 mph.
Saturday Night
Mostly clear, with a low around 83. East southeast wind 8 to 15 mph.
Sunday
Sunny, with a high near 87. Heat index values as high as 98. South wind 6 to 10 mph becoming east in the morning.
Sunday Night
Partly cloudy, with a low around 84. East southeast wind 9 to 13 mph.
Monday
Sunny, with a high near 87. East southeast wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 83. Southeast wind 6 to 13 mph.
Tuesday
Sunny, with a high near 88. East wind 5 to 11 mph.
Tuesday Night
Mostly clear, with a low around 84. East southeast wind 5 to 14 mph.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 83.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 83.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Port O Connor TX
 28.38°N 96.4°W
Last Update:
1:46 am CDT Sep 19, 2026
Forecast Valid:
3am CDT Sep 19, 2026-6pm CDT Sep 25, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation