The National Weather Service in Brownsville has extended the flash flood warning until 6:15 p.m. most of the Rio Grange Valley and across the region thousands are without power.
The advisory includes South Padre Island, Brownsville, Harlingen, San Benito, Mercedes, Weslaco, Edcouch and Progreso.
The thunderstorms are producing heavy rain across the warned area and already 2 to 5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly.
The flash flood watch is in effect until 10 p.m. tonight and includes Cameron, Willacy and Hidalgo counties.
Forecasters have also issued a special marine warning for the coast from the Port of Brownsville to the Arroyo Colorado and for coastal waters from Port Mansfield to the Rio Grande out 20 nautical miles.
AEP Texas is reporting several hundred customers are without power throughout Cameron, Hidalgo and Willacy counties. The Brownsville Public Utility Board is reporting a number of outages as well around the city. A down power line near Boca Chica Boulevard and Four Corners has more than 1,000 without electricity.
The Brownsville Police Department says the following streets are experiencing flooding:
>> FM 802/Dana Ave
>> 1400 Block of N. Frontage (On the Frontage Road between FM 802 and Price Road)
>> East Washington Street (Downtown area)
>> Paredes Line Rd/FM 802
>> Pablo Kisel Blvd. and Morrison Road
In the Harlingen area several cars are stranded along Dixieland Road and street flooding is being reported near Palm Court and Business 83.
We’ll have updates as they become available.