Flood Watch Issued for Philadelphia Region Ahead of Thursday Storms
The National Weather Service (NWS) has issued a Flood Watch for the Philadelphia region, encompassing most of Eastern Pennsylvania, Western New Jersey, and Northern Delaware. The advisory is in effect from Thursday, August 27, at 12:00 PM EDT until Friday, August 28, at 4:00 AM EDT. Forecasters predict heavy rainfall, with rates of 1 to 3 inches per hour near the I-95 corridor, and localized areas potentially experiencing up to 5 inches per hour. The weather system is driven by a warm front moving in Thursday morning, followed by a cold front later in the day, which is expected to bring thunderstorms and significant rainfall during the evening hours. The main period of concern is between 5:00 PM and 11:00 PM EDT on Thursday. (Source: FOX 29, NWS Philadelphia/Mt. Holly, Aug. 26, 2026)