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Last Map Update: Mon, Feb. 20, 2017 at 5:08:11 am CST

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

Heavy rainfall is expected with a storm system that is expected to move across South Texas this evening to after midnight. Rainfall amounts are expected to be approximately 1/4 to 1 inch across the Rio Grande Plains, 1 to 2 inches across the Brush Country and Southern Coastal Bend and 1 to 2 inches with isolated 3 inch amounts across the Victoria Crossroads and northern Coastal Bend. Localized flooding will be a possibility, especially across the northeastern portions of South Texas. Stay vigilant!
Rain chances increase greatly across South Texas this evening and overnight as storms move east out of Mexico. Main concern is heavy rainfall leading to localized flooding. Storms may become strong to marginally severe through the night which can lead to hail and strong damaging winds. Rain chances will continue through Monday morning and gradually end through Monday afternoon.
A line of showers and thunderstorms is expected to continue through Monday. Heavy rain and a few strong storms will be possible at times, especially during the early Monday morning hours. Localized flooding will be possible should heavy rains trail behind one another. Showers and storms will diminish in areal coverage Monday afternoon as the upper system begins to shift east. Drier conditions are expected through the rest of the week.

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