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The Rio Grande Valley and South Texas are preparing for a welcome shift in weather as the weekend approaches. After a tumultuous start to the week marked by severe thunderstorms, flash flooding, and hail, residents can expect a more stable and sunnier outlook moving forward. While the sun will shine brightly, the region will also contend with rising temperatures and high humidity levels that could lead to uncomfortable heat, especially in inland areas.

These changing patterns follow a period when much of South Texas was under flood watches and warnings, prompting concerns about public safety and property damage. Now, with the help of a strengthening high-pressure system moving in, the atmosphere is drying out, allowing for clearer skies and a reduction in rain activity. However, weather experts caution that the respite may be temporary, as new storm systems are forecast to arrive by early next week.

Local meteorologist Kimberly Mesa reports that the Rio Grande Valley, including key cities such as Edinburg, McAllen, Harlingen, and Brownsville, along with Corpus Christi and Laredo, will experience increasing temperatures and humidity, making it feel hotter than the actual thermometer readings. Residents are advised to prepare for summer-like conditions, with triple-digit heat possible before the weekend concludes.

Recap: From Storms to Summer-Like Sun

At the beginning of the week, South Texas was riddled with severe weather systems. Flash flooding, hailstorms, and destructive thunderstorms were common across many counties, including Hidalgo, Cameron, Kenedy, and Willacy counties. Flood watches were widespread, especially along the coastal areas near Corpus Christi, which endured persistent rainfall leading to flood warnings that remain in effect as of the latest reports.

Fortunately, as high-pressure ridges established themselves over much of Texas, weather conditions stabilized considerably. The Rio Grande Valley saw an easing of drought conditions thanks to multiple days of rain preceding this dry spell. Cities like Edinburg and surrounding Valley communities now report significant improvements in soil moisture and river levels. Inland locations such as Star County are breathing easier with the reduced precipitation and increased sunshine. However, the coastal regions remain vulnerable due to lingering wet conditions and saturated grounds.

Forecast by Region: What to Expect

Temperatures across South Texas today are generally rising into the mid to upper 70s, with some areas, particularly around Laredo, experiencing heat indices closer to the low to mid 90s due to high humidity. For Friday, the Laredo area will see temperatures reaching the mid-70s, but the elevated moisture content in the air—humidity values up to 81%—will increase how hot it feels, pushing the “feels like” temperature into the upper 70s and low 80s.

The Rio Grande Valley, encompassing cities such as McAllen, Pharr, Mission, and Harlingen, is expected to have a sunny day with minimal rain chances, making it favorable for outdoor activities. However, residents should be prepared for oppressive mugginess triggered by the sustained humidity throughout the day. Star County and other nearby areas will enjoy similar conditions: sunny skies but with lingering stickiness in the air.

As the weekend approaches, heat is projected to intensify, with Saturday potentially bringing triple-digit temperatures in Laredo, reaching up to 99 degrees Fahrenheit. The Valley as a whole may experience highs in the upper 90s. Coastal cities such as Brownsville and South Padre Island will likely remain cooler relative to inland areas due to their proximity to the Gulf of Mexico, but moisture levels will stay elevated, contributing to a persistent humid environment island-wide.

Given these conditions, public health officials and meteorologists advise individuals to stay well-hydrated, wear light and breathable clothing, and limit strenuous outdoor activities during peak heat hours. The high humidity can increase the risk of heat exhaustion and heat stroke, especially among vulnerable populations such as children, the elderly, and outdoor workers.

Watching the Gulf and Next Week’s Changes

Currently, the Gulf of Mexico still harbors moisture and occasional precipitation; however, this activity remains mostly offshore and is not expected to significantly affect inland South Texas over the next 24 hours. Light rain showers may continue near the immediate coast, but no severe weather is anticipated in the short term.

Looking ahead to early next week, meteorologists forecast the arrival of low-pressure systems that could bring renewed chances of rain and thunderstorms to the region. From Monday through Thursday, increased thunderstorm activity is expected, potentially accompanied by heavier rainfall. This upcoming precipitation is viewed as a double-edged sword: while it may provide critical relief to drought-affected areas, it could also produce localized flooding and necessitate updated watches and warnings from the National Weather Service.

Residents are encouraged to remain attentive to official weather updates and advisories. Rapidly changing conditions can occur when thunderstorms develop, and being prepared can help mitigate risks to personal safety.

Throughout this weather transition, the general recommendations remain unchanged: drink ample fluids, avoid unnecessary exposure to extreme heat, and keep informed through trusted weather sources. Local television stations, county emergency management offices, and the National Weather Service provide timely alerts that help communities stay safe.

Additional Resources

For comprehensive and updated weather forecasts, drought information, and safety guidelines across Texas, visit the National Weather Service Southern Region website: weather.gov/srh