ALT National Weather Service graphic forecasting a warming trend and dry weather for South Central Texas from Tuesday, October 20 through Sunday, October 25, 2026. Two side-by-side tables display daily high and low temperature forecasts for various regional cities, showing high temperatures rising into the 80s and low temperatures in the 50s and 60s.

ALT National Weather Service Austin/San Antonio weather forecast graphic for today. The background is a photograph of a multi-lane highway stretching toward the horizon under a dramatic sky filled with large grey and white clouds, with a thunderstorm in the background. A dark side panel details the forecast, headlined "Today: Warm, Humid with Shower/Storm Chance". Forecast highs range from 86 to 96 degrees Fahrenheit. It will be warm and humid with peak heat indices reaching the 100 to 106 degree range from the I-35 corridor into the coastal plains. Skies will be mostly to partly cloudy with moderate to breezy southeast winds. Isolated to scattered showers and thunderstorms are possible this afternoon for locations that are near and east of the I-35 corridor.

ALT National Weather Service Austin/San Antonio forecast graphic displaying a mid-to-late week weather pattern change. A blue cold front line vertically divides the graphic's text, depicting a cold front. The left side focuses on very warm, humid conditions through midweek. Daytime temperatures will reach the mid 80s to mid 90s, with peak heat indices from 100 to 108 degrees. Isolated to scattered afternoon showers and storms are possible near and east of the I-35 corridor today through Wednesday. The right side highlights a cooler Friday and weekend. A cold front arrives late Thursday into Friday, bringing breezy north winds and rain or storm chances focused across the Southern Edwards Plateau, Western Hill Country, and Rio Grande. Rain is likely heaviest from Val Verde County north into the Concho Valley. Weekend daytime temperatures will drop to the 60s and 70s, with nighttime lows in the 40s and 50s, and the forecast may trend even cooler.

ALT National Weather Service Austin/San Antonio 7-day extended forecast outlook for October 13th through October 19th across various regional cities. The main title reads: Warm, Humid Midweek; Cooler For Weekend Behind Front. The graphic is divided into three data tables providing daily Highs, Lows, and Rain Chances. General temperature trends show midweek highs in the low to mid 90s, which drop significantly behind the cold front to the 70s and low 80s by Friday and Saturday. Low temperatures start in the 70s and fall into the 50s and 60s for the weekend. Rain chances generally remain low for most eastern and central cities, but peak noticeably on Thursday and Friday, reaching up to 55 percent in western areas like Del Rio and 45 percent in Eagle Pass.

ALT Warm and humid conditions persist through midweek with highs in the mid 80s to upper 90s. Early to midweek rain chances focus along and east of I-35. A cold front then brings additional scattered rain chances late week and the arrival of cooler temperatures from Friday through the weekend. #txwx

ALT An infographic announcing the formation of Tropical Depression 9 in the southwest Gulf of Mexico. The graphic states that no direct impacts are expected for South Central Texas and includes a forecast map showing the storm's projected northeast path toward the central Gulf.

ALT National Weather Service Austin/San Antonio graphic titled "Monitoring a SW Gulf Disturbance" with a secondary header with "High Chance of Development". Text states a disturbance in the Bay of Campeche has a high, 90 percent chance of developing into a tropical depression or tropical storm within the next 48 hours. South-central Texas is not forecast to see any direct impacts from the storm as it is likely to move towards the northeast. A map from the National Hurricane Center shows a red shaded area with an X in the southwestern Gulf of Mexico indicating where the disturbance may form, with a note clarifying this is not a track forecast cone. The graphic advises to stay informed at hurricanes.gov. Updated Oct 06, 2026.