Dangerous heat returns today, accompanied by a high heat index in the 100s.  Thunderstorms are expected to return this evening, followed by unsettled conditions this weekend.

TODAY

A cold front will approach the region with increasing clouds, followed by scattered showers and thunderstorms.  The thunderstorms will be capable of intense downpours, frequent lightning, and wind gusts over 40 mph.  Winds will be from the southwest at 5 to 10 mph.  High temperatures will range from the upper 80s to the lower 90s over the interior, mid-to-upper 90s along the I-95 corridor, and upper 80s to lower 90s along the coast.  A heat index in the upper 90s to upper 100s can be expected.

TONIGHT

The cold front will slowly move through the region, accompanied by scattered showers and thunderstorms.  Winds will veer to the west at 5 to 10 mph.  Low temperatures will range from the upper 60s to the lower 70s over the interior and from the mid to upper-70s along the coast.

TOMORROW

A cold front will stall to the south of the region with variable to overcast clouds and scattered showers.  Winds will veer from the west to the northeast at 1 to 5 mph.  High temperatures will range from the lower to mid-80s over the interior and upper 80s to lower 90s along the coast.

TOMORROW NIGHT

The stationary front will produce variable clouds and isolated showers.  Winds will be from the southeast at 1 to 5 mph.  Low temperatures will range from the upper 60s to the lower 70s over the interior and from the lower to mid-70s along the coast.

SUNDAY

The stationary front will rebound as a warm front in the morning with scattered showers and thunderstorms.  A cold front is expected to follow in the afternoon, accompanied by additional showers and thunderstorms.  Winds will veer to the south at 5 to 10 mph.  High temperatures will range from the lower to mid-80s over the interior, mid to upper 80s on the I-95 corridor, lower to mid-80s along the coast, and mid to upper 70s on Long Island.

MONDAY

High pressure will build into the region with scattered clouds.  Winds will be from the northwest at 1 to 5 mph.  Low temperatures will range from the upper 60s to the lower 70s.  High temperatures will range from the upper 80s to the lower 90s.

TUESDAY

A trough will produce scattered clouds and isolated showers. Low temperatures will range from the lower to mid-70s.  High temperatures will range from the mid- to upper 80s over the interior, the upper 80s to lower 90s along the I-95 corridor, and the mid- to upper 80s along the coast.

WEDNESDAY

High pressure will produce scattered clouds.  Low temperatures will range from the mid- to upper 60s over the interior to the lower to mid-70s along the coast.  High temperatures will range from the lower to mid-80s over the interior, upper 80s to lower 90s along the I-95 corridor, and mid-to-upper 80s along the coast.

THURSDAY

A cold front will produce showers and thunderstorms.  Low temperatures will range from the mid to upper 60s over the interior and lower to mid-70s along the coast.  High temperatures will range from the lower to mid-80s over the interior, upper 80s to lower 90s along the I-95 corridor, mid to upper 80s along the coast, and lower to mid-80s on Long Island.

FRIDAY

A trough will produce scattered clouds and isolated showers.  Low temperatures will range from the mid to upper 60s over the interior, upper 60s to lower 70s in the suburbs, and lower to mid-70s in urban areas.  High temperatures will range from the mid to upper 70s over the interior and upper 70s to lower 80s along the coast.