NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Sat, Jul 18, 2026 at 11:22:38 am CDT

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A disturbance in the eastern Gulf is being monitored for possible tropical development. The system has a 30 percent chance of developing over the next 7 days as it meanders over the eastern Gulf. It is advised that you keep up with the tropics over the next several days for updates in case anything changes.

Partly cloudy skies are expected across the region on Saturday, with daytime highs into the low-mid 90s and overnight lows in the 70s.

Low temperatures settle into the mid 70s to low 80s. Conditions are expected to be partly cloud. Isolated showers and thunderstorms will be possible overnight

Mostly sunny and warmer. Highs in the mid 90s inland, around 90 coast. Lows 75-81.

The heat will build this weekend into next week. Heat index levels could approach Heat Advisory criteria by Tuesday. Rain chances will remain low through the middle of the week. Rain chances may rise by week's end.

HGX radar is currently out of service due to an unanticipated disruption. Electronic Technicians will be working on the radar later today.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	10:55	Partly Cloudy	10	86	76	70	SSW 7	96 [HI]	30.14
College Station	10:53	Mostly Cloudy	10	87	75	67	S 10	97 [HI]	30.11
Caldwell	10:35	Clear	10	86	75	70	SSW 10	95 [HI]	30.12
Huntsville	10:53	Partly Cloudy	10	87	76	69	VRB 5	98 [HI]	30.13
Navasota	10:55	Clear	10	87	82	84	S 8	106 [HI]	30.11
Brenham	10:55	Partly Cloudy	10	86	75	69	SSW 8	96 [HI]	30.12
Conroe	10:53	Mostly Clear	10	89	75	63	S 10	99 [HI]	30.13
Cleveland	10:55	Partly Cloudy	10				SSW 5	-	30.13
Liberty	10:55	Mostly Cloudy	9	87	78	74	SW 6	100 [HI]	30.11
Columbus	10:55	Partly Cloudy	10	86	76	73	S 6	95 [HI]	30.13
Spring	10:53	Partly Cloudy	8	89	76	65	VRB 6	100 [HI]	30.12
Houston Intercontinental Aprt	10:53	Partly Cloudy	10	88	75	65	S 7	98 [HI]	30.12
Katy/Brookshire	10:55	Mostly Cloudy	7	87	78	74	SW 8	100 [HI]	30.13
Texas Medical Center Heliport	10:55	Mostly Clear	10	87	75	66	SSW 8	96 [HI]	30.11
Sugar Land	10:53	Mostly Clear	10	88	77	70	S 8	100 [HI]	30.11
Houston Hobby Airport	10:53	Mostly Cloudy	10	89	76	65	SW 9	100 [HI]	30.11
Arcola/Sienna	10:55	Mostly Cloudy		89	77	67	S 6	101 [HI]	30.13
Pearland	10:53	Mostly Clear	9	87	76	69	SW 6	98 [HI]	30.13
Ellington Field	09:54	Partly Cloudy	10	87	77	70	S 9	99 [HI]	30.10
La Porte	10:55	Partly Cloudy	10	87	77	70	SW 8	99 [HI]	30.13
Angleton/Lake Jackson	10:53	Mostly Clear	10	89	78	70	S 9	103 [HI]	30.12
Galveston	10:52	Mostly Clear	10	88	77	70	SW 10	100 [HI]	30.13
Bay City	10:55	Clear	10	89	82	79	S 13	109 [HI]	30.08
Palacios	10:53	Partly Cloudy	10	87	77	72	S 13	99 [HI]	30.10
Rig 20 Miles SE of Matagorda	11:00		8	86	78	79	S 12	98 [HI]	30.16

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