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.

Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 29.81 in (1009.6 mb)
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 21 Feb 2:53 am CST
Extended Forecast for

3 Miles SSE Porter TX

  • Overnight

    Overnight: Widespread fog, mainly between 4am and 5am. Otherwise, cloudy, with a steady temperature around 69. Calm wind.

    Low: 69 °F

    Fog

  • Saturday

    Saturday: A slight chance of showers between 8am and 10am. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light and variable wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. North wind around 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Widespread fog, mainly between 4am and 5am. Otherwise, cloudy, with a steady temperature around 69. Calm wind.
Saturday
A slight chance of showers between 8am and 10am. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light and variable wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 46. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 64. North wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 41. North wind 5 to 10 mph.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Porter TX
 30.07°N 95.26°W (Elev. 66 ft)
Last Update:
12:31 am CST Feb 21, 2026
Forecast Valid:
3am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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