Clouds and milder air roll into Philadelphia on Saturday morning, with temperatures starting out in the upper 50s. The calm start will not last long. A Coastal Flood Advisory is posted for the city and nearby counties for the high-tide window early Sunday, when onshore winds could push up to about a foot of water into the usual low-lying riverfront trouble spots. Higher-than-normal astronomical tides after Friday’s New Moon are adding to the risk. Showers are expected late Saturday night into Sunday as a cold front swings through, and Sunday will feel noticeably cooler than Saturday. Boaters, shoreline residents and anyone traveling near the Delaware River should plan for ponding and possible temporary road closures around the high-tide cycle.
Timing And Rain
The main round of showers is expected late Saturday night into Sunday morning as a strong cold front crosses the region. According to the National Weather Service, the best chance for measurable rain comes overnight into the early hours of Sunday, although amounts…..