UPDATED 09/19/26 9:36 AM

A powerful clash between a cool, damp maritime air mass and a hot, humid air mass will produce overcast skies, waves of rain, and drizzle.  Urban, river, and coastal flooding will be a threat.

TODAY

High pressure will shift to the Gulf of Maine, producing an onshore flow and increasing clouds.  Winds will veer to the east at 5 to 10 mph.  High temperatures will range from the upper 60s to the lower 70s over the interior, the lower to mid-70s on Long Island, and the mid to upper 70s along the I-95 corridor.

TONIGHT

A warm front will approach the region with increasing cloud cover.  Winds will be from the southeast at 5 to 10 mph.  Low temperatures will range from the upper 50s to lower 60s over the interior and lower to mid-60s along the coast.

TOMORROW

A warm front will approach and stall over the region, bringing cloudy skies, drizzle, and periods of rain by the afternoon.  Winds will be from the southeast at 5 to 10 mph.  High temperatures will range from the mid to upper 60s over the interior, lower to mid-70s in the New York City metropolitan area, and upper 70s to lower 80s in the Philadelphia metropolitan area.

TOMORROW NIGHT

A stationary boundary will produce overcast skies and periods of showers and drizzle.  Winds will be from the northeast at 5 to 15 mph.  Low temperatures will range from the mid-to-upper 50s over the interior and the lower to mid-60s along the coast.

MONDAY

A stationary boundary will produce overcast skies and periods of showers and drizzle.  Winds will be from the northeast at 5 to 15 mph.  High temperatures will range from the mid-to-upper 60s over the interior and the upper 60s to lower 70s along the coast.

TUESDAY

A stationary boundary will produce overcast skies and periods of showers and drizzle.  Winds will be from the northeast at 5 to 15 mph.  Low temperatures will range from the lower to mid-50s over the interior and upper 50s to lower  60s along the coast.  High temperatures will range from the upper 50s to lower 60s along the coast and mid to upper 60s along the coast.

WEDNESDAY

A trough will produce low clouds, drizzle, and scattered showers.  Low temperatures will range from the mid to upper 40s in higher elevations, the lower to mid-50s over the interior, the mid to upper 50s in the suburbs, and the upper 50s to lower 60s in urban areas.  High temperatures will range from the upper 50s to lower 60s over the interior and lower to mid-60s along the coast.

THURSDAY

A trough will produce low clouds, drizzle, and scattered showers.  Low temperatures will range from the mid to upper 40s in higher elevations, the lower to mid-50s over the interior, the mid to upper 50s in the suburbs, and the upper 50s to lower 60s in urban areas.  High temperatures will range from the upper 50s to lower 60s over the interior and lower to mid-60s along the coast.

FRIDAY

A low-pressure area will produce periods of rain.  Low temperatures will range from the lower to mid-50s.  High temperatures will range from the upper 50s to the lower 60s.

SATURDAY

A trough will linger over the region with scattered clouds and isolated showers.  Low temperatures will range from the mid to upper 40s over the interior and lower to mid-50s along the coast.  High temperatures will range from the upper 60s to the lower 70s over the interior, lower to mid-70s in the New York City metropolitan area, and mid to upper 70s in the Philadelphia metropolitan area.