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Last Map Update: Sun, May. 28, 2017 at 1:26:11 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

Hot and humid conditions are expected again today across South Texas. Elevated heat index values between 105 and 109 degrees will be common across much of the area today. Rain chances will increase tonight as frontal boundary approaches.
Thunderstorms are expected to develop this evening along a cold front and move to the southeast into the Brush Country. There is Slight Risk for some of these storms to become strong to severe with the main threats being large hail and damaging straight-line winds.
Heading out to the beach this weekend? Expect highs in the mid 80s under partly cloudy skies today. Showers and thunderstorms can be expected on Monday with high temps in the low 80s. There will be a moderate risk of rip currents for the next couple days. Be cautious when venturing out into the water.
Showers and storms will increase in coverage Sunday night into Monday morning while moving southeastward towards the Coastal Bend. Expect 1 to 3 inches of rainfall with locally higher amounts possible.
Chances for showers and thunderstorms will increase tonight across South Texas. Thunderstorms will first develop to the northwest of the region, moving southeast across the area overnight. A few storms across the northwest parts of the area may become strong to severe. Moderate to heavy rainfall may also be possible at times.

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