Philadelphia Area Weather Forecasts

WEEKEND WEATHER FORECAST

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Posted Friday 04/11/25 @ 1:49 PM —An upper closed low pressure system will bring rain and chilly conditions, as it keeps the surface low developing off the coast from exiting.

Rain Friday night into much of Saturday. Here’s the ECMWF-AI forecast for 2 PM Saturday—

ECMWF-AI forecast for 2 PM Saturday. The Blue L is the upper low which will sit directly over our area. Rain much of the day, tapering later in the day. (Click on image for a larger view.)

By Sunday, the upper low has moved off the coast but a cold pocket of air aloft (red thickness contours) will keep cloudy skies. A shower can’t be ruled out. An inch to two inches of rain is currently forecast.

ECMWF-AI forecast for 2 PM Sunday. Rain has for the most part stopped, but the red thickness lines indicate cold air aloft that will keep things fairly cloudy. (Click on image for a larger view.)

The ridge developing in the Central US will bring milder temperatures and better weather next week.

For a part of April, this blog’s weather updates will be less frequent than usual.

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