A flash flood warning has been issued for three New Jersey counties on Sunday evening as severe thunderstorms hit parts of the state. The flash flood warning has been issued for Essex, Hudson, and Union counties until 9:15 p.m.

Pakistan has received higher-than-normal monsoon rainfall this year, triggering floods and mudslides that have killed more than 540 people since June 26.

Heavy monsoon floods have killed at least 194 people in the last 24 hours in flash floods and landslides in Pakistan and Pakistan-administered Kashmir.

Chinese state media say a flash flood has swept through a campsite in north China, killing several people and leaving others missing.

Be cautious, especially at night when visibility is limited. Remember, 6 inches of water will reach the bottom of most passenger cars, causing loss of control or possible stalling. Two feet of moving water can carry away most vehicles, including SUVs and pickup trucks.

D C's Flash is unbelievably fast, leaving even Superman in his dust. Flash is so fast that he can be in multiple places at once and even run back in time. However, despite being the Fastest Man Alive, there's one limit that Flash still has to surpass, and even DC admits it.

The country has endured heavier rain during monsoon seasons, which scientists have attributed to climate change. The authorities said that at least 194 people died on Friday.

We bust out the calculators and break down how fast each version of The Flash can run, and present the final physics-defying top speed.