National Weather Service United States Department of Commerce
Click a location below for detailed forecast.

Last Map Update: Mon, Aug 31, 2026 at 6:00:13 pm CDT

KHGX Radar.
A Tropical Storm Warning is in effect for Chambers County and adjacent waters through 9 AM Wednesday. Tropical storm force winds are expected in the next 36 hours with sustained winds of 20-30 mph and gusts up to 40 mph inland. For the Gulf Waters, expect winds of 20-30 kts with gusts up to 40 kts and seas of 3-5 feet, occasionally higher.
A Flood Watch is in effect from late tonight through 7 AM Wednesday morning. The Flood Watch includes Chambers, Liberty, San Jacinto, Montgomery, Harris, and Galveston Counties. Rainfall amounts of 3-5" are anticipated within the watch area, with locally higher amounts of 6-9" possible. Heavy Rain may lead to flooding on roadways, in low-lying areas and in rivers/creeks
Here is the latest on Tropical Depression Five (4 PM Advisory 2). The system is slowly moving west-northwest along the northwestern Gulf, with some strengthening expected over the next 24 hours. Periods of heavy rainfall leading to flash flooding remain the primary risks through Wednesday morning.
Increased chances of showers and thunderstorms tonight thru Wednesday. Widespread 3-5" with locally higher amounts of 6-9" is possible, especially east of I-45. Rainfall rates will exceed 3-4"/hour at times, which can lead to flash flooding. The forecast may fluctuate due to uncertainty, so monitor for updates.
Highest rain chances along the coast on Tuesday, coinciding with the arrival of the Gulf disturbance within the TX/LA border. Beyond Tuesday, rain chances remain low to moderate and warm and humid conditions continue.



 Current Weather Observations...
Location Time
(CDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Bryan17:15Clear10996634ESE 5102 [HI]29.95
College Station16:53Mostly Clear10996533S 8102 [HI]29.93
Caldwell17:15Clear10986230SSE 799 [HI]29.94
Huntsville16:53Mostly Clear10986837SE 10104 [HI]29.94
Navasota17:35Partly Cloudy9986737CALM103 [HI]29.91
Brenham17:35Partly Cloudy10976535CALM101 [HI]29.92
Conroe16:53Mostly Cloudy10947147SE 13101 [HI]29.94
Cleveland17:35Clear10SSE 3-29.95
Liberty17:35Clear10917866SSW 8106 [HI]29.92
Columbus17:35Clear10966638ESE 7100 [HI]29.92
Spring16:53Clear9947249SSE 6102 [HI]29.94
Houston Intercontinental Aprt16:53Cumulonimbus Clouds Observed10907459S 699 [HI]29.94
Katy/Brookshire17:35Mostly Cloudy10936843SE 8G1597 [HI]29.95
Texas Medical Center Heliport17:35Mostly Clear10897359VRB 697 [HI]29.94
Sugar Land16:53Partly Cloudy10927150ESE 899 [HI]29.94
Houston Hobby Airport16:53Mostly Cloudy10877567SE 897 [HI]29.94
Arcola/Sienna17:35Clear10927251ESE 6100 [HI]29.95
Pearland16:53Overcast10857469SE 592 [HI]29.97
Ellington Field16:54Partly Cloudy10867570SSE 595 [HI]29.94
La Porte17:35Clear10877770SSE 599 [HI]29.95
Wharton17:35Clear10947249SE 10103 [HI]29.94
Angleton/Lake Jackson16:50Thunder \ Lightning Observed10927354S 16101 [HI]29.90
Galveston16:52Clear10897767ESE 9102 [HI]29.96
Bay City17:35Mostly Cloudy10917458E 15101 [HI]29.91
Palacios16:53Partly Cloudy10937657S 12G18106 [HI]29.92
Rig 20 Miles SE of Matagorda17:4010897766VRB 5102 [HI]29.99


 
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