Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Houston, Sugar Land Municipal / Hull Field Airport (KSGR)

Lat: 29.62°NLon: 95.66°WElev: 82ft.

A Few Clouds

68°F

20°C

Humidity 39%
Wind Speed E 5 mph
Barometer 30.21 in (1023.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 19 Apr 6:53 pm CDT
Extended Forecast for

Katy TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 68. East wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 4am, then a chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 61. East wind around 5 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 71. East wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    High: 71 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 65. East wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

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

    High: 80 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, with a high near 84.

    High: 84 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph.
Monday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 68. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 71. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. East wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67.
Thursday
Mostly cloudy, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87.
Saturday Night
Mostly cloudy, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Katy TX
 29.79°N 95.84°W (Elev. 138 ft)
1:21 pm CDT Apr 19, 2026
7pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database