Philadelphia, Pennsylvania – Steamy heat and summer thunderstorms are set to impact Philadelphia this Monday, with the risk of showers and lightning picking up after 2 p.m. The National Weather Service has issued a weather alert for the region, as storms are expected to develop throughout the afternoon, possibly bringing heavy downpours and dangerous lightning.
Sunday’s high temperature will reach around 91°F, with a 40% chance of thunderstorms, mainly in the late afternoon and evening. Winds will be light, coming from the southwest at 5–10 mph. Residents planning to head outdoors or travel along routes like I-76 or Roosevelt Boulevard should stay weather-aware, as visibility and conditions can change quickly during storms.
The risk of thunderstorms will extend into Monday night, with another round of storms expected before 8 p.m. These storms could bring additional lightning and brief gusty winds. The high will remain at 91°F, continuing a hot stretch of weather before cooler conditions move in midweek.
For Tuesday and Wednesday, the forecast includes a 30–50% chance of afternoon and evening thunderstorms, with high humidity levels. The wet weather pattern is expected to continue through Thursday, making outdoor plans and travel conditions unpredictable.
📅 Five-Day Forecast for Philadelphia
| Day | Weather | High Temperature | Chance of Storms | Additional Information |
|---|---|---|---|---|
| Sunday (Jul 6) | Partly sunny | 91°F | – | – |
| Monday | 40% chance of PM storms, possible thunderstorms after 8 p.m. | 91°F | 40% | – |
| Tuesday | 40% chance of afternoon storms, humid | 90°F | 40% | – |
| Wednesday | Storms likely after 2 p.m. | 88°F | 30% | – |
| Thursday | 50% chance of storms after 2 p.m. | 87°F | 50% | – |
Stay prepared and stay safe as these summer storms roll through the region!
