Philadelphia, PA – An oppressive heat wave is gripping the Mid-Atlantic, with heat index values expected to soar above 105°F across Pennsylvania, New Jersey, Delaware, and parts of Maryland through Wednesday.
According to the National Weather Service in Mount Holly, Extreme Heat Warnings and Advisories are in effect, with peak heat index readings between 106°F and 110°F expected Monday and Tuesday. Cities including Philadelphia, Allentown, Trenton, and Dover will see dangerously high humidity and temperatures nearing or exceeding 100°F for multiple days.
In addition to the heat, isolated to scattered thunderstorms may develop this afternoon, especially north of I-78, with wind gusts up to 60 mph. The threat of storms remains uncertain, but damaging winds are the primary concern if they materialize.
Residents should limit outdoor activities, drink plenty of fluids, and check on vulnerable neighbors. Cooling centers are opening in major metro areas. Low temperatures overnight will offer little relief, staying in the mid-70s to near 80°F.
The heat wave is expected to peak Tuesday before gradually easing later in the week. Stay tuned for additional warnings or potential storm updates.
🌡️ Five-Day Heat & Storm Outlook (Philadelphia region):
- Sunday: High 97°F | Heat Index 108°F | Storms possible PM
- Monday: High 100°F | Heat Index 110°F | Heat Warning
- Tuesday: High 101°F | Heat Index 110°F | Peak heat risk
- Wednesday: High 98°F | Heat Index 106°F | Slight relief
- Thursday: High 94°F | Heat Index 99°F | Heat Advisory likely
