Areas from the Hill Country to the Golden Triangle, Louisiana bayous and the lower Mississippi Valley can be hit by locally damaging thunderstorms Thursday evening.
The caboose in a train of disturbances is swinging through the area, causing towering clouds, blinding downpours and powerful thunderstorms.
In addition to the threat of flash and urban flooding, thunderstorms can bring large hail, damaging wind gusts and frequent lightning strikes into the first part of Thursday night.
Cities that can be impacted by the storms include San Antonio, Austin, Houston and Beaumont, Texas; Baton Rouge, Alexandria and Lake Charles, La.; and Jackson, Meridian and Tupelo, Miss.
People should be prepared for travel delays and sporadic power outages along the I-10 corridor.
Never drive through flooded roadways.
If you can hear thunder, you are at risk for being struck by lightning. Move indoors and away from windows at the first sign of approaching storms.
Cool and unsettled weather will continue across the Northeast through late week.
Relief is on the way for portions of the Plains that are in the grips of the ongoing drought.
A tropical wave west of the Cape Verde Islands looks like it could be the next named tropical storm in the Atlantic Basin.
It was a rather active past few days with tornadoes, flash flooding, and damaging winds targeting many communities from Tennessee to Massachusetts and in Colorado.
A pair of tropical threats will target areas from China and Taiwan to Guam this week.
Following the thunderstorms of early in the week, the Nation's Capital will see cooler and less humid air midweek.
Pittsburgh, PA (1999)
Stroudsburg, PA (2009)
A tornado downed trees and destroyed four large farm buildings and a single family house. Two injuries were reported.
Flooding in SW Connecticut. Bridgeport gets 11.32" of rain, $250,000 damage.