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

Hazardous Weather Conditions

Current conditions at

Houston Intercontinental Airport (KIAH)

Lat: 29.98°NLon: 95.36°WElev: 89ft.

Partly Cloudy

89°F

32°C

Humidity 70%
Wind Speed S 8 mph
Barometer 29.72 in (1006.1 mb)
Dewpoint 78°F (26°C)
Visibility 7.00 mi
Heat Index103°F (39°C)
Last update 18 Jun 10:53 am CDT
Extended Forecast for

3 Miles E Porter TX

Heat Advisory June 18, 08:00pm until June 20, 10:00pm
Extreme Heat Warning until June 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning until June 18, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Today

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 94. Heat index values as high as 107. South wind 5 to 10 mph.

    High: 94 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 79. South wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 96. Heat index values as high as 115. South wind around 10 mph.
Tonight
Increasing clouds, with a low around 80. South wind 5 to 10 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 94. Heat index values as high as 107. South wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 79. South wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 79.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 79.
Monday
Mostly sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 78.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Porter TX
 30.11°N 95.24°W (Elev. 98 ft)
Last Update:
11:26 am CDT Jun 18, 2026
Forecast Valid:
11am CDT Jun 18, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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