HARLINGEN, Texas (KVEO) – The Rio Grande Valley will experience thunderstorms Thursday night into early Friday morning.
1 a.m. All flash flood warnings for the Rio Grande Valley have been allowed to expire. Steady rain showers will stay possible through daybreak, but the heavy rain threat for early Friday morning has ended.
However, a flash flood watch remains in effect until Saturday morning. Another round of scattered showers and storms is possible on Friday afternoon.
Friday, 12:00 a.m. Starr County flash flood warning expired. Hidalgo County’s flash flood warning continues in effect until 1 a.m.
11:38 p.m. NWS radar is tracking strong thunderstorms over Mercedes, wind gusts of 30 miles per hour are expected.
10:57 p.m. Flash flood warning issued for central and lower Hidalgo County, including McAllen and Weslaco until 1 a.m. Friday.
10:32 p.m. Heavy rain now reaching Weslaco and Donna. A flood advisory continues for Hidalgo County including Weslaco until midnight.
10:04 p.m. Flood advisory issued for Hidalgo County until midnight. Extremely heavy rain moving through McAllen and Mission.
9 p.m. Flash Flood Warning issued for areas of Starr County, including Rio Grande City to Las Lomas until midnight.
These heavy storms will cause the threat of flooding across the area.
At 2 p.m. Thursday the National Weather Service issued a flash flood watch for the entire Valley until Saturday morning. Additional rain amounts of 1 to 4 inches are possible.
An unsettled weather pattern remains in place across Deep South Texas.
An area of cut-off low pressure to the west will continue to send ripples of energy toward the Valley over the next couple of days.
This will lead to scattered to locally numerous showers and storms at times.
Friday will likely bring the best chance and coverage of showers and storms that we have seen this week. Heavy rain at times could cause localized flooding or even flash flooding.
Remember, a flash flood watch is issued when conditions are favorable for flash flooding. Be ready to seek higher ground or take alternate routes if flash flood warnings are required in the next few days.