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.

A Few Clouds

97°F

36°C

Humidity 39%
Wind Speed Vrbl 3 mph
Barometer 29.90 in (1012.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 20 Jul 4:53 pm CDT
Extended Forecast for

New Caney TX

Heat Advisory July 21, 11:00am until July 21, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming southeast in the evening.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 106. West wind around 5 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. Calm wind becoming west around 5 mph after midnight.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. Heat index values as high as 109. West wind around 5 mph becoming calm in the afternoon.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 80. Calm wind.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

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

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%.

    High: 96 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming southeast in the evening.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 106. West wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 78. Calm wind becoming west around 5 mph after midnight.
Wednesday
Sunny and hot, with a high near 101. Heat index values as high as 109. West wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 80. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 77.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Caney TX
 30.16°N 95.18°W (Elev. 59 ft)
Last Update:
5:12 pm CDT Jul 20, 2026
Forecast Valid:
5pm CDT Jul 20, 2026-6pm CDT Jul 27, 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