NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Sat, Jul 4, 2026 at 9:30:14 pm CDT

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There are no watches, warnings, or advisories at this time.

Independence Day Outlook

Tonight’s Outlook

Firework Safety

Sunday's Outlook

Heat Risk

Next Week's Outlook

Patchy fog this morning will give way to another hot and humid day as high temps climb into the mid to upper 90s for most. Heat indices top out in the 100-109° range. There is a low chance (10-20%) for showers and thunderstorms this afternoon.

Tonight looks to feature mostly clear skies along with warm and muggy conditions. Lows will settle into the mid 70s to low 80s (closer to the coast). There is a low chance for patchy fog around sunrise.

Firework plans for the 4th of July? Please make sure to take precautions and launch fireworks safely. Light winds will disperse smoke to the north Low chance (near 0%) of thunder tonight. Stay weather aware when celebrating outdoors. Know your local ordinances and follow them.

More of the same is in store on Sunday. Hot conditions continue with highs generally in the mid-upper 90s along with heat indices from 100-107°. Humid in the morning, decreasing throughout the day. There is a low chance for showers and storms with the greatest chances closer to the TX/LA border.

The majority of Southeast Texas will experience a Moderate to Major Heat Risk over the holiday weekend. The combination of heat and humidity will cause heat stress for those without adequate cooling and hydration. Practice heat safety if spending time outdoors. Do not leave pets or children unattended in vehicles. Ensure your vehicles are locked so that a child does not gain access and become trapped. Visit heat.gov/heat-safety/ for tips.

Continued heat is expected across the region. Maximum temperatures are forecast to range from 88-97°F (31° to 36°C), with maximum heat indices reaching into the triple digits. Please remain aware of heat safety. There are generally low chances (10-30%) of scattered afternoon showers and thunderstorms throughout the week.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	21:15	Clear	10	83	74	74	SE 3	-	29.96
College Station	20:53	Clear	10	87	73	63	ESE 7	95 [HI]	29.93
Caldwell	20:55	Clear	10	86	71	62	SE 5	91 [HI]	29.94
Huntsville	20:53	Clear	10	88	72	59	SSE 3	95 [HI]	29.94
Navasota	21:15	Partly Cloudy	10	85	79	81	SSE 5	98 [HI]	29.93
Brenham	21:15	Partly Cloudy	10	86	74	67	S 6	95 [HI]	29.94
Conroe	20:53	Mostly Clear	10	86	76	72	SE 7	96 [HI]	29.95
Cleveland	21:15	Clear	10				CALM	-	29.97
Liberty	21:15	Clear	10	82	77	83	CALM	-	29.94
Columbus	20:55	Clear	10	85	73	69	S 6	92 [HI]	29.95
Spring	20:53	Partly Cloudy	10	87	75	67	SSE 5	97 [HI]	29.94
Houston Intercontinental Aprt	20:53	Mostly Clear	10	87	75	67	SSE 12	97 [HI]	29.93
Katy/Brookshire	21:15		10	86	77	74	SSW 10	97 [HI]	29.96
Texas Medical Center Heliport	21:15	Partly Cloudy	10	86	73	66	S 16G22	93 [HI]	29.94
Sugar Land	20:53	Clear	10	84	75	74	S 12	92 [HI]	29.94
Houston Hobby Airport	20:53	Partly Cloudy	10	86	74	67	S 13	94 [HI]	29.94
Arcola/Sienna	21:15	Clear	10	83	73	70	CALM	-	29.96
Pearland	20:53	Clear	10	85	74	69	S 8	92 [HI]	29.96
Ellington Field	20:54	Clear	10	84	75	74	S 13	92 [HI]	29.93
La Porte	21:15	Clear	10	84	77	79	SSW 10	94 [HI]	29.96
Angleton/Lake Jackson	20:53	Clear	10	82	76	81	S 7	-	29.96
Galveston	20:52	Clear	10	85	76	74	S 12	94 [HI]	29.96
Bay City	21:15	Fog	less than 1/4	81	81	100	SSE 6	91 [HI]	29.93
Palacios	20:53	Mostly Clear	10	85	78	80	SSE 10	97 [HI]	29.94
Rig 20 Miles SE of Matagorda	21:20		10	84	77	79	S 12	94 [HI]	30.01

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