Despite a summerlike start, cooler air will make a comeback in Philadelphia this week.
A shower or thunderstorm will rumble Tuesday as a backdoor cold front, one that advances from the northeast, swings through.
Temperatures should still manage to rise to the 80-degree mark this day before falling some in the afternoon as a couple of showers linger.
In the wake of the front during the evening on Tuesday, shorts and sunglasses will likely be replaced with jackets and umbrellas.
Wednesday is shaping up to be a damp and cooler day with a few showers around. Temperatures will struggle to climb out of the 60s.
A rebound in temperatures will occur Thursday ahead of the cold front heightening concerns for late-week heavy rain. However, temperatures will not soar significantly with a high in the mid-70s expected.
The front, combined with embedded tropical moisture, will bring the risk of flooding downpours on Friday.
Fresh cool air following the front and a slow-moving storm system set to take shape over the Northeast or just offshore will prevent a repeat of the summerlike warmth next weekend or early the following week.
At least 20 people have died in West Virginia as a result of extreme flooding that inundated portions of the state on Thursday.
On the heels of Danielle, another weak tropical system will move onshore from the Gulf of Mexico with drenching downpours and the risk of flash flooding.
The risk of thunderstorms and severe weather will return to the north-central United States this weekend, including some areas that were hit by violent storms on Wednesday.
Portions of North and South Carolina will face the threat for heavy thunderstorms that could turn severe into Friday evening.
Showers threaten to cause delays on a nearly daily basis next week at the 2016 Wimbledon Championships.
After dealing with heavy thunderstorms and heat to start the weekend, Germany will welcome more seasonable temperatures and fewer downpours early next week.