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

Houston Intercontinental Airport (KIAH)

Lat: 29.98°NLon: 95.36°WElev: 89ft.

A Few Clouds

78°F

26°C

Humidity 93%
Wind Speed S 5 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 11 Jun 6:53 am CDT
Extended Forecast for

Porter TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between 9am and 10am, then a slight chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Heat index values as high as 102. Light east wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light south after midnight.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Friday
A slight chance of showers between 9am and 10am, then a slight chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Heat index values as high as 102. Light east wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph becoming light south after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Light southeast wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Monday
Showers and possibly a thunderstorm. High near 89. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 75. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Porter TX
 30.09°N 95.26°W (Elev. 89 ft)
Last Update:
1:21 am CDT Jun 11, 2026
Forecast Valid:
7am CDT Jun 11, 2026-6pm CDT Jun 17, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation