Waves of shortwaves will produce unsettled conditions through tomorrow followed by a storm by Friday night.
TONIGHT
High pressure will exit the region with increasing clouds. Winds will be from the southeast at 5 to 10 mph. Temperatures will fall into the lower to mid-30s over the interior and upper 30s to lower 40s along the coast for lows.
TOMORROW
A cold front will move through the region with scattered clouds and widely scattered showers. Winds will veer from the southwest to the northwest at 5 to 15 mph. Temperatures will rise into the mid-40s to lower 50s over the interior, mid to upper 50s on the coast, and upper 50s to mid-60s in the Delaware River Valley for highs.
TOMORROW NIGHT
A stationary front will linger over the region with scattered clouds and isolated rain and snow showers. Winds will be from the north at 5 to 15 mph. Temperatures will fall into the mid to upper 20s over the interior and lower to mid-30s along the coast for lows.
FRIDAY
An area of low pressure will approach with increasing clouds throughout the day. Snow will develop throughout the region in the evening hours that will quickly mix over to rain on the coast while a wintry mix of sleet and freezing rain is expected before a change over to rain at night. Some snow accumulation is expected over the interior. Winds will be from the northeast at 5 to 15 mph. Temperatures will rise into the mid to upper 30s over the interior, lower to mid-40s in the New York City metropolitan area, and upper 40s to mid-50s in the Philadelphia metropolitan area for highs. High temperatures are expected in the late evening hours.
SATURDAY
A trough will move through the region with scattered clouds. Temperatures will range from the lower to mid-30s over the interior, mid-30s to lower 40s in the New York City metropolitan area, and mid-40s to lower 50s in the Philadelphia metropolitan area for lows and upper 30s to mid-40s over the interior and upper 40s to mid-50s along the coast for highs.
SUNDAY
High pressure will produce scattered clouds. Temperatures will range from the mid to upper 20 over the interior and lower to mid-30s along the coast for lows and mid to upper 30s over the interior and lower to mid-40s along the coast for highs.
MONDAY
High pressure will produce scattered clouds. Temperatures will range from the lower to mid-10s over the interior, upper 10s to mid-20s in the suburbs, and mid to upper 20s along the coast and urban areas for lows and lower to mid-40s over the interior, mid to upper 40s along the coast, and upper 40s to lower 50s in the Delaware River Valley for highs.
TUESDAY
A cold front will produce scattered showers. Temperatures will range from the lower to mid-30s over the interior and upper 30s to lower 40s along the coast for lows and mid to upper 40s over the interior, lower to mid-50s in the New York City metropolitan area, and mid-50s to lower 60s in the Philadelphia metropolitan area for highs.
WEDNESDAY
High pressure will produce clear skies to scattered clouds. Temperatures will range from the mid to upper 20s for lows and upper 30s to lower 40s over the interior, upper 30s to lower 40s along the coast, and mid-40s to lower 50s in the Delaware River Valley for highs.
THURSDAY
High pressure will produce scattered clouds. Temperatures will range from the mid to upper 20s over the interior and upper 20s to lower 30s along the coast for lows and lower to mid-40s over the interior and upper 40s to lower 50s along the coast for highs.
