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Last Map Update: Thu, Jul. 27, 2017 at 5:40:11 pm CDT

National Weather Service Austin/San Antonio, TXNational Weather Service Austin/San Antonio, TXNational Weather Service Houston/Galveston, TX
National Weather Service Austin/San Antonio, TXZoom
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National Weather Service Brownsville/Rio Grande Valley, TXNational Weather Service Brownsville/Rio Grande Valley, TX

Another warm and humid day is in store for South Texas, with only a couple of isolated showers or thunderstorms inland. Heat index values of 105 to 109 degrees can be expected over most areas near and east of Highway 281. Highs will range from the lower 90s coast, and the mid 90s to around 105, the latter temperatures over western-most portions of South Texas. Stay hydrated!
Tonight will be warm and humid with just a few clouds. Lows will be in the mid to upper 70s inland and lower 80s coast. Inland winds will gradually become light overnight. Over the gulf waters, southeast winds of 10 to 15 knots will become south 5 to 10 knots late.
Friday and Saturday will be hot and dry. Slight chances for showers and thunderstorms will return to the region early next week. Potentially dangerous heat index values will be possible across portions of the region through the end of the week.

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