Texas braces for first tropical storm in Gulf of Mexico. What it means to Dallas-Fort Worth

Communities along the southern coastline of Texas have been on alert since early Tuesday morning for the season’s first named storm out of the Gulf of Mexico to develop — Tropical Storm Alberto — even as a storm warning was issued by the National Hurricane Center for the coastline of northern Mexico.

“Heavy rainfall and coastal flooding expected along the coasts of Texas and northeastern Mexico over the next day or two,” according to hurricane center forecasters.

As of early Wednesday morning, the system was about 465 miles southeast of Brownsville, Texas, according to the hurricane center, and was forecast to become a tropical storm later in the day, reaching Mexico’s Gulf Coast by Wednesday night.

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If the tropical disturbance does metastasize into a storm — the National Weather Service estimates that happening later Wednesday — heavy rainfall is certain to inundate parts of South Texas. As of early Wednesday, the weather service in Fort Worth noted that much of North Texas may be spared from any severe effects from the storm, with nearly zero chance of rain. Up to an inch of rain is expected in the southern parts of Central Texas.

Environmental conditions are expected to be conducive for gradual development of this storm which is expected to move slowly northward or northwestward.
Environmental conditions are expected to be conducive for gradual development of this storm which is expected to move slowly northward or northwestward.

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“A low pressure system of tropical origin will make westward progress from the Gulf of Mexico into southern portions of Texas over the next 36 hours,” Fort Worth meteorologist Matt Stalley wrote on the NWS website Tuesday.

Although the brunt of the tropical storm is expected to hit well south of the Dallas-Fort Worth region, “It will still offer some rain chances during the midweek period, along with slightly cooler temperatures due to attendant widespread cloud cover.”

Highs in the Metroplex is expected to be in the 80s midweek, a respite from recent hot days.

North Texas has already felt the burn of an early heat wave as the “feel like” temperatures around the Metroplex topped triple digits in early June as a heat dome moved north from Mexico. Every strip of cloud cover to cool things down is certainly welcome.

Most likely rain accumulations between Tuesday and Friday range from less than 0.25” in North Texas to 1-2” in parts of Central Texas. There is a 10% chance parts of Central Texas could receive 3” of rain. These are the areas we are monitoring for minor flooding impacts Wednesday and Thursday.
Most likely rain accumulations between Tuesday and Friday range from less than 0.25” in North Texas to 1-2” in parts of Central Texas. There is a 10% chance parts of Central Texas could receive 3” of rain. These are the areas we are monitoring for minor flooding impacts Wednesday and Thursday.