The first region-wide heat wave of the season is starting today with high temperatures in the 90s for many locations and a heat index pushing towards the century mark.
TODAY
A weak trough will linger over the region, with scattered clouds with isolated thunderstorms in the afternoon and evening. Winds will be from the southwest at 5 to 15 mph. Temperatures will rise into the upper 80s to lower 90s over the interior, upper 80s to lower 90s along the coast, and lower to mid-90s in the Delaware River Valley for highs. A heat index in the mid to upper 90s is expected.
TONIGHT
Scattered clouds with some areas of fog are expected. Winds will be from the southwest at 5 to 10 mph. Temperatures will fall into the upper 60s to lower 70s for lows.
TOMORROW
A weak trough will linger over the region with fog in the morning followed by scattered clouds with isolated thunderstorms in the afternoon. Winds will be from the southwest at 5 to 15 mph. Temperatures will rise into the lower to mid-90s for highs with a heat index in the mid-90s to lower 100s.
TOMORROW NIGHT
Scattered clouds with some areas of fog are expected. Winds will be from the southwest at 5 to 10 mph. Temperatures will fall into the lower to mid-70s over the interior and mid-70s to lower 80s along the coast for lows.
THURSDAY
A weak trough will continue to linger with fog in the morning, followed by scattered clouds with isolated thunderstorms in the afternoon. Winds will be from the southwest at 5 to 15 mph. The temperatures will rise into the mid to upper 80s along the coast, upper 80s to lower 90s over the interior, and lower to mid-90s in the Delaware River Valley for highs. A heat index in the mid-90s to lower 100s will be a threat.
FRIDAY
A cold front will move through the region with scattered clouds along with isolated showers and thunderstorms. Temperatures will range from the mid to upper 60s over the interior and upper 60s to lower 70s along the coast for lows and mid to upper 80s along the coast, upper 80s to lower 90s over the interior, and lower to mid-90s in the Delaware River Valley for highs.
SATURDAY
High pressure will produce clear skies to scattered cloud cover with hazy conditions. Temperatures will range from the upper 60s to lower 70s over the interior and mid to upper 70s along the coast for lows and upper 80s to lower 90s along the coast, lower to mid-90s over the interior, and mid to upper 90s in the Delaware River Valley for highs. A heat index in the upper 90s to mid-100s is expected.
SUNDAY
A weak trough will linger around the region with fog in the morning and scattered clouds with isolated thunderstorms in the afternoon. Temperatures will range from the lower to mid-70s for lows and upper 80s to lower 90s along the coast and mid to upper 90s elsewhere for highs.
MONDAY
A cold front will approach the region with increasing clouds and evening thunderstorms. Temperatures will range from the lower to mid-70s over the interior and upper 70s to lower 80s along the coast for lows and upper 80s to lower 90s along the coast and mid to upper 90s away from the coast for highs.
TUESDAY
A cold front will slowly move through the region with waves of showers and thunderstorms. Temperatures will range from the upper 60s to lower 70s over the interior and lower to mid-70s along the coast for lows and lower to mid-80s for highs.
