Major I-95 cities -- Philadelphia, Baltimore, Washington, D.C., and Richmond, Virginia -- could be impacted as heavy downpours could bring 2-3 inches of rainfall per hour over already saturated soils, which could easily cause flash flooding.

A severe thunderstorm warning has been issued for parts of Western Pennsylvania on Wednesday. The National Weather Service issued the warning for parts of Allegheny and Washington counties until 9:30 p.m.

Flood Watch issued by NWS Baltimore MD/Washington due to excessive rainfall, with potential flash flooding in DC, MD, VA, and WV. Heavy showers expected; weekly forecast includes thunderstorms and high humidity.

High humidity levels, summer heat and long days will combine to produce conditions favorable for drenching thunderstorms leading to additional flash flooding in the coming days in many parts of the U.

The National Weather Service has issued more than 3,000 flash flood warnings nationwide so far in 2025, marking the highest number on record for this time of year since tracking began in 1986. And the DMV region is far from exempt.

Camp Mystic's executive director began evacuating campers approximately 45 minutes after the National Weather Service issued a "life-threatening flash flooding" alert.

The catastrophic Texas flash flood along the Guadalupe River is simply heartbreaking. What can be learned and applied here in Western Washington?

Flash floods, damaging winds, and relentless rain have recently turned streets across the D.C. region into hazards. And with more storms in the forecast, knowing how to respond when a weather alert hits your phone can make all the difference.