Discover what’s in store for Austin weather tomorrow—from clear morning skies to possible afternoon thunderstorms. Plus, up-to-the-minute temperature trends and safety tips against a high UV index.

Heading out in Austin? The morning offers clear skies, but be ready for thunderstorms by evening, especially from Dallas to Little Rock. The detailed forecast also covers regional weather conditions and a 7-day outlook. Don’t miss out on our safety advice for handling Austin’s high UV index amid potential thunderstorms.
On the Regional Radar, rain showers are spreading along the New Mexico-Texas border, particularly around El Paso and stretching north toward Albuquerque. In southern Louisiana, around New Orleans, a cluster of showers is starting to intensify just offshore. Meanwhile, the majority of the Southern Plains, including areas like Oklahoma City and Dallas, remain cloud-free with patchy conditions of clear skies. Further west around Midland, a few light showers are visible but dissipate quickly as dry air prevails.
For tomorrow morning in Austin, expect mostly cloudy skies with temperatures starting at 74 degrees at 8 AM and rising to 77 degrees by 10 AM. Winds will be from the south at 3 to 4 mph, offering a gentle breeze. By noon, skies will clear to sunny with temperatures climbing to 84 degrees, while winds pick up slightly from the south at 5 mph.
Tomorrow in the Southern Plains, expect sizzling highs with San Antonio reaching 99 degrees. Dallas isn’t far behind, anticipating a steamy 98 degrees, while Midland will see a high of 95. El Paso will be warm at 96 degrees, and even Little Rock is looking at a high of 98. Overall, these temperatures are well above average for this time of year, attributed to high pressure dominating the region.
A cold front sweeps into the Southern Plains tomorrow, sparking a line of thunderstorms from Dallas to Little Rock. Expect heavy rainfall and strong winds, particularly in Oklahoma City where storms could intensify. Watch for severe weather alerts as this system moves eastward into Wednesday night. Temperatures will dip slightly behind the front, but the rain provides a welcome relief from recent dry conditions. By Thursday, drier and cooler conditions settle in as the front exits the region.
For Austin, expect a very high UV index of 11 both today and tomorrow, with potential sun exposure risks resulting in a burn time of about 11 minutes. It’s crucial to take extra precautions outdoors—apply broad-spectrum sunscreen, wear hats, and seek shade whenever possible! The presence of some cloud cover won’t significantly reduce UV exposure on Wednesday, so be sun-smart all week.
For the 7-day forecast in Austin: Wednesday: Expect partly cloudy skies with a high of 96 degrees and a low of 72 degrees. Thursday: Mostly clear with temperatures peaking at 95 degrees and a low of 71 degrees. Friday: Mostly cloudy, with the high remaining at 95 degrees and nighttime temperatures dropping to 75 degrees. Saturday: Look for mostly clear conditions as the temperature reaches 94 degrees during the day and 76 degrees at night. Sunday: Partly cloudy with a high of 95 degrees and a low of 75 degrees. Monday: Enjoy mostly clear skies with temperatures rising to 96 degrees and cooling to 75 degrees overnight. Tuesday: Mostly clear again with highs remaining at 96 degrees and a low of 75 degrees. Stay safe and have a great week!