January is ending on a very warm note, which is really par for the course for this month. In fact, January on average for most locations throughout the Philadelphia and New York City metropolitan area have been 2 to 4 degrees Fahrenheit above normal on average for every day this month! Now, that's impressive!
A warm front will drive northeastward through the day with scattered cloud cover but no threat for precipitation. Winds will shift to the southwest this afternoon as high temperatures will rise into the lower to mid 50's over the interior and mid to upper 50's along the coast. Mild temperatures will continue tonight on through tomorrow with tranquil weather conditions through Thursday morning. Temperatures will range from the upper 30's to mid 40's for lows and mid 50's to mid 60's for highs with the warmest conditions over the Delaware River Valley.
A cold front will put an end to the mild conditions on Thursday afternoon with scattered showers expected. Much colder conditions will take hold with high temperatures in the afternoon only in the lower to mid 40's over the interior and mid to upper 40's along the coast.
Arctic high pressure will build into the Philadelphia and New York City metropolitan areas Friday on through Monday with excellent weather conditions expected. The only problem is that much colder conditions will return to the region as old man winter lets all of know that he's still around. Temperatures will range from the mid 20's to lower 30's for lows and mid 30's to mid 40's for highs.