San Antonio

San Antonio Swelters as Sticky Heat Lingers, Storms Tease the North Side

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Published on July 06, 2026
San Antonio Swelters as Sticky Heat Lingers, Storms Tease the North SideSource: Google Street View

Monday morning, July 6, San Antonio woke up to cloudy, muggy air with temperatures hovering around 79°F. Forecasters say the sticky start is just the opening act, with afternoon highs near 95°F and heat-index values pushing close to 100°F.

Afternoon Heat and Spotty Storms

Skies will turn mostly sunny as the day goes on, with light south winds and heat taking center stage during the peak afternoon hours. There is a low chance of showers and thunderstorms this afternoon and evening, mainly from the Southern Edwards Plateau into the northern I-35 corridor. Any storms that do pop up could bring brief strong wind gusts, but activity is not expected to be widespread.

A stronger upper ridge will keep the middle of the week hot and dry. By late Friday into the weekend, though, forecast models show Gulf moisture creeping back in, bringing higher chances for showers and thunderstorms, according to the National Weather Service.

Stay Cool and Plan Ahead

City officials recommend staying hydrated, avoiding heavy outdoor work during the 2–7 p.m. peak heating window, and checking in on older adults, children, and pets. Cooling-site information and detailed heat safety tips are available from the City of San Antonio.

Overnight will not bring much relief, with lows only dipping into the upper 70s. If you are planning to be outside for evening events, make sure you have a strategy to stay cool.

Commute and Event Notes

For most drivers, roads should stay in decent shape. However, any brief downpours or gusty outflow winds on the north side this evening could create quick visibility issues and pockets of standing water.

If you have outdoor plans later in the week, keep an eye on updated forecasts and consider shifting strenuous activities to the morning hours, when conditions will be a little less brutal.