National Weather Service United States Department of Commerce

Catastrophic Flooding Impacts in South-Central Texas

Widespread life-threatening flash and urban flooding will continue to pose a significant threat to life and property in south-central Texas. Catastrophic fiver flooding, with rapid rises on small streams, arroyos, and typically dry washes, is expected. Monsoonal showers persist across the Great Basin and Southwest with greatest flash flooding in southern Arizona. Read More >

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Last Map Update: Fri, Jul 17, 2026 at 4:52:23 am CDT

Isolated to scattered thunderstorms are expected Friday afternoon and evening. Gusty winds and brief downpours are likely with the strongest storms.
Heat is expected to intensify into the weekend and persist into early next week. Afternoon heat indices of 100-110 F, locally higher early next week, are expected. Heat precautions should still be taken for any extended time outdoors.
Low storm chances into Friday. Dangerous heat returns this weekend and into next week.
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