National Weather Service United States Department of Commerce
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Last Map Update: Tue, Aug 18, 2026 at 4:18:21 pm CDT

Expect yet another warm and muggy night with temperature minimums in the upper 70s/lower 80s. Winds will begin to return out of the southwest at 5-10 mph under mostly clear skies.
Hot weather is expected on Wednesday with highs in the 90s to triple digits. Heat indices will range from 102-107 degrees. With these hot conditions, remember to stay hydrated and take breaks indoors to cool off.
Practice HEAT SAFETY Wherever You Are. Heat related deaths are preventable. Protect yourself and others from the impacts of heat waves. Job Sites: Stay hydrated and take breaks in the shade as often as possible. Indoors: Check up on the elderly, sick and those without AC. Vehicles: Never leave kids or pets unattended - LOOK before you LOCK. Outdoors: Limit strenuous outdoor activities, find shade, and stay hydrated. weather.gov/heat
Afternoon WBGT values are forecasted to range from 84-92 degrees over the next few days. Extreme values of 90 or more will occur in some locations between 1-4 pm.
Heat stress is commonly measured by the Heat Index or the “feels like temperature”. An alternative method is the wet bulb globe temperature (WBGT). WBGT estimates the effect of temperature, relative humidity, wind speed, and solar radiation on humans. WBGT is derived from a combination of temperatures from three thermometers: Black globe - for solar factor (sun angle and cloud cover), Wet bulb - for humidity, and Dry bulb - for the ambient temperature. WBGT values of 90 or greater are dangerous for strenuous outdoor activities. https://www.youtube.com/watch?v=jstHHkm_6vQ
Hot and humid conditions continue with high temperatures mostly in the 90s to triple digits. Max Heat indices are expected to reach 100-112 degrees. Near zero rain chances, though there is a possibility of isolated showers along the sea breeze this weekend. Please practice heat safety by checking on the elderly, children, and pets, staying cool and hydrated, and wearing light-weight, light-colored clothing.



 Current Weather Observations...
Location Time
(CDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Bryan15:55Partly Cloudy101006835SE 5105 [HI]30.01
College Station15:53Clear10986736VRB 6103 [HI]29.99
Caldwell15:55Partly Cloudy101006633SSE 9104 [HI]30.01
Huntsville15:53Clear10986939SSE 10105 [HI]30.00
Navasota15:55Clear91006835SSW 10106 [HI]29.98
Brenham15:55Partly Cloudy10966840SSE 5102 [HI]30.00
Conroe15:53Clear10976940VRB 3103 [HI]30.00
Cleveland15:55Partly Cloudy10CALM-30.01
Liberty15:55Mostly Clear10957756SSW 5G12110 [HI]29.99
Columbus15:55Mostly Cloudy10987040S 13105 [HI]30.01
Spring15:53Clear10967144VRB 7104 [HI]30.00
Houston Intercontinental Aprt15:53Partly Cloudy10997039SSW 9G17107 [HI]29.99
Katy/Brookshire15:55Mostly Clear10987142SW 10106 [HI]30.01
Texas Medical Center Heliport15:55Clear10937352S 15G26102 [HI]29.99
Sugar Land15:53Mostly Clear10927557S 14G20103 [HI]30.00
Houston Hobby Airport15:53Mostly Cloudy10917661S 18103 [HI]30.00
Arcola/Sienna15:55Clear10927456S 6101 [HI]30.02
Pearland15:53Mostly Cloudy10897665SSW 8100 [HI]30.03
Ellington Field15:54Partly Cloudy10897766S 12102 [HI]30.00
La Porte15:55Clear10937556SSE 14105 [HI]30.01
Wharton15:55Mostly Cloudy10947350SSE 13103 [HI]30.02
Angleton/Lake Jackson15:53Mostly Clear10927659S 9104 [HI]30.02
Galveston15:52Clear10917865S 15106 [HI]30.03
Bay City15:55Partly Cloudy10927761S 14G20107 [HI]29.99
Palacios15:53Clear10917661SSW 17G25103 [HI]30.02
Rig 20 Miles SE of Matagorda16:0010877874S 9100 [HI]30.09


 
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