Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

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Last Map Update: Tue, Aug 25, 2026 at 11:12:18 am CDT

Watches, Warnings & Advisories

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National Weather Service Austin/San Antonio, TX

National Weather Service Houston/Galveston, TX

National Weather Service Lake Charles, LA

Extreme Heat Warning

Heat Advisory

Hazardous Weather Outlook

Dangerous Heat & Elevated Fire Threat Tuesday 🔥

Heat Backs Off Some; Mid-Week Storm Chances

Help Prevent Wildfires

Extreme Heat Safety

Dangerous heat continues on Tuesday, with high temperatures up to 109 and peak heat indices up to 106 expected. An Extreme Heat Warning and Heat Advisory are in effect across the region. Make sure to stay cool and hydrated, and avoid excess time outside! Afternoon humidity dropping to 15-25% and south winds at 10-15 mph will still promote elevated fire weather threat for most of the area. AVOID any activities that could spark a wildfire!

The extreme heat will back off some mid to late week with high temperatures around 97 to 104 degrees. Low storm chances (10-30%) are forecast for Wednesday afternoon and again Thursday, but most areas will stay DRY!

Here are some helpful tips and resources to help prevent wildfires. With the elevated fire threat persisting, make sure to avoid outdoor activities that could ignite grass fires!

Heat can escalate quickly. Warm temperatures can quickly become dangerous. Heat is one of the most deadly weather hazards - don't underestimate it. Never leave people or pets alone in a car. Drink plenty of water, even if you don't feel thirsty. Wear loose-fitting, light-colored clothing. Spend time in air conditioning and in the shade.