A revival of heat and humidity is projected for the Philadelphia region, with the potential for sporadic thunderstorms in the middle of the upcoming week. Check out the latest meteorological predictions for more details.
Weather Forecast and Tropical Storm Erin Update
The Philadelphia area is experiencing a return of summer weather, with high temperatures reaching the low 90s and humidity making it feel even warmer. Here's a breakdown of the upcoming weather conditions:
Monday: - High temperature: 90 degrees - Low temperature: 74 degrees - Rain chances remain low
Tuesday: - High temperature: 90 degrees - Low temperature: 68 degrees - Storms are possible in the afternoon
Wednesday: - High temperature: 92 degrees - Low temperature: 73 degrees - A storm is expected in the late afternoon
Thursday: - High temperature: 92 degrees - Low temperature: 74 degrees - A storm is expected in the afternoon
Patchy fog is present in Chester, Delaware, New Castle, Kent counties, and the Jersey Shore.
Saturday: - High temperature: 91 degrees - Low temperature: 71 degrees - Lots of sun
Sunday: - High temperature: 94 degrees - Low temperature: 72 degrees
Forecast Period: Rain chances remain low throughout the forecast period.
Safety Alert: Tropical Storm Erin, now Hurricane Erin, is projected to move northward along the Atlantic Ocean. Although it's expected to remain offshore, it will bring life-threatening surf, rip currents, and potential coastal flooding, especially in vulnerable areas like North Carolina's Outer Banks.
Key details about Erin’s path and impact: - Erin was a Category 4 hurricane as of August 20, 2025, with sustained winds around 130 mph, after earlier reaching Category 5 intensity over unusually warm Atlantic waters. - The storm center is located several hundred miles southeast or south-southeast of the U.S. East Coast and is forecast to track northward between Bermuda and the coast by midweek. - Emerald Isle, NC, is forecast to be east of the hurricane’s eye by approximately 260 miles, likely avoiding significant wind and rain impacts, though tropical storm force winds might reach its western fringe. - Coastal communities, particularly in North Carolina’s Outer Banks, face risks of coastal flooding and dangerous rip currents, leading to evacuation orders and beach safety warnings such as RED FLAG conditions. - While the storm is not expected to make landfall, its strong winds and surge could cause localized coastal flooding and dangerous marine conditions along much of the East Coast.
Additional Context: The influence of climate change has contributed to warmer ocean waters fueling Erin’s rapid intensification and increased rainfall potential, increasing risks of inland flooding and storm surge when impacts do occur.
Future Developments: Forecast models predict Tropical Storm Erin to head towards the Caribbean and Gulf, potentially shifting north toward the Bahamas. By Friday, a weak cold front may stall or fall apart, maintaining summery conditions with highs in the low 90s.
Stay tuned for further updates and stay safe.
The news about Tropical Storm Erin, now Hurricane Erin, is a concern as it's projected to move northward along the Atlantic Ocean, potentially bringing life-threatening surf, rip currents, and coastal flooding to vulnerable areas like North Carolina's Outer Banks. Despite the summer weather forecast warning of low rain chances, law enforcement and safety authorities are advising residents to be vigilant about beach safety warnings due to the impending storm.
