Station MRCP1 - 8540433 - Marcus Hook, PA
August 18, 2026 6:54 am EDTLocation: 39.809N 75.415W
Atmospheric Pressure: 29.85 in (1010.8 mb)
Air Temperature: 75.0°F (23.9°C)
Water Temperature: 81.1°F (27.3°C)
Today - 88°F
Aug 18, 2026
5 mph N
Patchy Fog then Isolated Showers And Thunderstorms
Patchy fog before 9am, then isolated showers and thunderstorms. Partly sunny, with a high near 88. North wind around 5 mph. Chance of precipitation is 20%.
Tonight - 68°F
Aug 18, 2026
0 to 5 mph NW
Isolated Showers And Thunderstorms then Mostly Clear
Isolated showers and thunderstorms before 10pm. Mostly clear, with a low around 68. Northwest wind 0 to 5 mph. Chance of precipitation is 20%.
Wednesday - 89°F
Aug 19, 2026
0 to 5 mph W
Sunny
Sunny, with a high near 89. West wind 0 to 5 mph.
Wednesday Night - 71°F
Aug 19, 2026
0 to 5 mph SW
Partly Cloudy
Partly cloudy, with a low around 71. Southwest wind 0 to 5 mph.
Thursday - 86°F
Aug 20, 2026
0 to 5 mph W
Showers And Thunderstorms
A chance of rain showers between 8am and 11am, then showers and thunderstorms. Partly sunny, with a high near 86. West wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night - 68°F
Aug 20, 2026
0 to 5 mph N
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday - 84°F
Aug 21, 2026
5 mph NE
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Friday Night - 68°F
Aug 21, 2026
0 to 5 mph E
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Saturday - 83°F
Aug 22, 2026
5 mph E
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Saturday Night - 68°F
Aug 22, 2026
0 to 5 mph E
Chance Showers And Thunderstorms
Rain showers likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday - 84°F
Aug 23, 2026
0 to 5 mph NW
Chance Rain Showers
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night - 66°F
Aug 23, 2026
5 mph W
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 66. Chance of precipitation is 40%.
Monday - 83°F
Aug 24, 2026
5 to 10 mph W
Sunny
Sunny, with a high near 83.
Monday Night - 65°F
Aug 24, 2026
5 mph W
Mostly Clear
Mostly clear, with a low around 65.