May 21, 2013 (WPVI) -- It was another warm and very muggy day with the high in Philadelphia climbing to 82 degrees, that's seven degrees above the average high for May 21st. Temperatures hit 87 in Reading and Allentown.
TONIGHT: A spotty thunderstorm can't be ruled out early, but overall, we expect partly cloudy skies and a warm and muggy low of 67.
WEDNESDAY: There's no change in the general pattern and again, it feels like summer. Look for the chance of a scattered shower or thunderstorm around, humid air and a steamy high of 88.
THURSDAY: Clouds mix with sun and it's still humid. A cold front approaches from the west, firing-up some widespread showers and stronger thunderstorms, especially in the afternoon. The high is 81.
FRIDAY: The pattern finally breaks behind the front, the humidity drops and so do the temperatures. There's a slight chance of rain, mainly early, but overall, this is a day of improvement with clouds breaking for some sun, a breeze and a cooler high of 69.
SATURDAY: It's mostly sunny and gorgeous for the beginning of the Memorial Day weekend. The high: 69.
SUNDAY: Sun is probably still dominant. It's pleasant. The high is 71.
MONDAY (MEMORIAL DAY): We're leaning toward a dry, sunny day, although this far out, a change is possible. For now, we're going with a a mostly sunny afternoon with a high of 73.
TUESDAY: It's mostly sunny. The high is 78.
severe weather, accuweather forecast, cecily tynan
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