Oppressive heat and humidity blanketing the Northeast early this week will end after midweek. A cold front will cut into the heart of the heat on Wednesday, but relief will come at a stormy price.
As searing heat and humidity mix into a perfect thunderstorm cocktail, thunderstorms will erupt along the megalopolis from Boston to New York City, Philadelphia and Washington D.C., on Wednesday.
The storms will fire first near Erie, Pa., Albany, N.Y., and Portland, Maine, then explode southward reaching the major cities by the late afternoon or evening hours.
Damaging blasts of wind, blinding downpours and hail bigger than the size of quarters are possible with the most potent storms.
Anyone with outdoor activities planned for Wednesday should have a watchful eye to the sky if thunderstorms approach. Heed all severe weather watches and warnings and be prepared to take swift action.
This frightful Wednesday weather will mark the return to a more comfortable air mass for the end of the week, as high temperatures fall into the 80s and humidity values tumble Thursday and Friday.
Be sure to keep checking back with AccuWeather.com for the latest severe weather information and updates.
Drenching thunderstorms bring little-to-no relief to drought-stricken areas of the Sunshine State.
David "Dave" Ruhl of Rapid City, South Dakota, was found Friday morning after search and rescue efforts were conducted, the U.S. Forest Service said.
Ahead of an approaching storm system, unseasonable warmth will overspread much of the United Kingdom on Sunday and Monday.
With no exact details on where Malaysia Airlines Flight 370 went missing, Indian Ocean currents may have swept one piece of the complicated puzzle to shores on Reunion Island.
The stream of moisture into the Southwest is drying out some, so this weekend may not be as wet as the previous few days.
Life-threatening heavy rainfall will continue to focus on northeastern India, Bangladesh and western Myanmar into Monday before a drier weather pattern sets in.
Mt. Rainier, WA (1954)
16" snow cover remained on the mountain at 5,550 ft. after a big snow season.
Philadelphia, PA (1972)
First of 25 days without measurable rain.
Hill Country NW of San Antonio, TX (1978)
July 31-August 4; over 35" of rain.