Warm weather will continue around the Pittsburgh area into the weekend.
A zone of high pressure will continue to hover around the Atlantic Seaboard keeping the atmosphere generally dry and is forecast to keep the warmth coming.
The pattern will be favorable for outdoor plans and construction projects most of the time. However, there is the chance of a pop-up thunderstorm Thursday night.
High temperatures will be in the lower 80s with nighttime lows in the lower 60s through Saturday.
For fans heading to St. Louis for game one of the series Thursday between the Cardinals and Pirates, there will be shower and thunderstorm activity in the area with warm and humid conditions.
The only potential significant travel problem will be patchy morning fog for commuters.
A weak system will produce spotty showers over the eastern Great Lakes Thursday. Spotty shower activity is possible around western Pennsylvania and northern West Virginia Thursday night into Friday.
It may not be until Sunday when a cold front from the Midwest and perhaps a tropical system from the Gulf of Mexico combine forces to bring the next chance of rain to the Pittsburgh area and the Appalachians.
Until then, temperatures will continue to average well above normal and most areas will have little or no rainfall.
The best threat for severe weather late Saturday will be near the Red River Valley to Southeast Texas.
Showers and thunderstorms threaten to interfere with Memorial Day festivities across more than half of the United States.
Another round of heavy rain and thunderstorms will move into the Plains over Memorial Day weekend, bringing the threat of flooding.
Memorial Day marks the unofficial start to summer and it will definitely feel like it for the holiday and the following few days across the Northeast. However, that does not mean an end to shots of cooler air.
Beachgoers heading to the Southeast coast this Memorial Day holiday weekend are being put on alert for dangerous rip currents.
Warmth will make a comeback around the Boston area for the remainder of this Memorial Day holiday weekend, seemingly fitting for the unofficial start to summer.
Philadelphia, PA (1992)
A dramatic cold frontal passage. Early afternoon temperature over 80 degrees fell to a late-day reading in the 40s.
Brownsville, TX (1998)
Just 0.04" of rain since April.
Abilene, TX (2000)
109 degrees, hottest ever in May.