The Latest on flash flooding in Oklahoma (all times local):

8:45 p.m.

Almost 4 inches (100 millimeters) of rain per hour caused widespread street flooding in the Tulsa area, leading to multiple stalled vehicles and high-water rescues.

Traffic gets backed up on I-44 as flood waters overtake the exit to westbound I-40 in Oklahoma City, Okla. on Thursday, June 6, 2019. (Chris Landsberger/The Oklahoman via AP)
Traffic gets backed up on I-44 as flood waters overtake the exit to westbound I-40 in Oklahoma City, Okla. on Thursday, June 6, 2019. (Chris Landsberger/The Oklahoman via AP)

No injuries have been reported after the Thursday afternoon storm.

The torrents came after the flooded Arkansas River had receded from its record high levels. Keystone Lake, upstream from Tulsa, had fallen more than 4 feet (1.22 meters) from its high levels before the rains arrived.

Most of the flooding was concentrated around midtown and northern Tulsa.

Oklahoma City firefighters rescue a woman who climbed to the roof of her car as waters on S. May Avenue rose during heavy rain Thursday,  June 6, 2019. City officials say around 600 Tulsa County homes and business were inundated during last week's historic flooding along the swollen Arkansas River. (Jim Beckel/The Oklahoman via AP)
Oklahoma City firefighters rescue a woman who climbed to the roof of her car as waters on S. May Avenue rose during heavy rain Thursday, June 6, 2019. City officials say around 600 Tulsa County homes and business were inundated during last week’s historic flooding along the swollen Arkansas River. (Jim Beckel/The Oklahoman via AP)

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6:10 p.m.

Storm-weary Oklahoma and Arkansas are seeing another round of severe weather that has flooded roadways.

Heavy rains overwhelmed stormwater drainage systems and caused flooded streets, requiring high water rescues in Oklahoma City as another round of severe storms passes through the metro area Thursday, June 6, 2019, in the western part of the Oklahoma City area. City officials say around 600 Tulsa County homes and business were inundated during last week's historic flooding along the swollen Arkansas River. (Jim Beckel/The Oklahoman via AP)
Heavy rains overwhelmed stormwater drainage systems and caused flooded streets, requiring high water rescues in Oklahoma City as another round of severe storms passes through the metro area Thursday, June 6, 2019, in the western part of the Oklahoma City area. City officials say around 600 Tulsa County homes and business were inundated during last week’s historic flooding along the swollen Arkansas River. (Jim Beckel/The Oklahoman via AP)

The National Weather Service reports more than 3 inches (7.6 centimeters) of rain fell in Tulsa on Thursday, days after water from the swollen Arkansas River started receding. A flash flood warning was in effect downriver in Fort Smith, Arkansas.

Forecasters don’t expect the rain to raise water levels higher than where they crested.

The same storm system dumped to 1.5 inches (3.8 centimeters) of rain in 30 minutes in Oklahoma City. Firefighters reported rescuing stranded motorists in at least a dozen different spots there.

Heavy rains flooded streets and businesses, prompting high water rescues in Oklahoma City as 1.5 inches of rain fell during a 30-minute period Thursday. (June 6)
Heavy rains flooded streets and businesses, prompting high water rescues in Oklahoma City as 1.5 inches of rain fell during a 30-minute period Thursday. (June 6)

This latest band of storms follows bouts of severe weather that killed at least six people in Oklahoma, including two when a tornado ripped through a mobile home park in El Reno.