As millions of people hit the road and the skies to head back home after their Labor Day or summer ventures Monday evening, locally drenching storms could cause travel delays.
The storms will be hit-or-miss, but a few locations have the potential to be hit hard by blinding downpours, flash and urban flooding and sporadic power outages from gusty winds.
There is the potential of storms on a more regional basis Monday evening, when compared the weekend.
Boston and Providence, R.I., were hit by urban flooding Sunday morning. Parts of Philadelphia were hit with a torrential downpour Monday.
Early Monday evening, portions of New York near Oswego had penny-sized hail and thunderstorm wind gusts up to 60mph.
Storms through Monday night could affect multiple major metropolitan areas including Boston, Hartford, Conn., New York City, Philadelphia, Pittsburgh, Buffalo, Nashville, Atlanta, Raleigh, Baltimore, Washington, D.C., and Charleston, W.Va.
An approaching cool front will attempt to squeeze the humidity out of the atmosphere by lifting it into a couple of lines and several clusters of strong thunderstorms through Monday night.
The remnants of these storms will last into Tuesday along the immediate Atlantic Seaboard, so that additional delays and disruptions are possible for those still at the beaches or commuting back to work or school.
However, a push of cooler and less humid air will filter from northwest to southeast across much of the Eastern states during the middle of the week, diminishing the risk of showers and thunderstorms.
A dry and warm stretch of weather will continue for the U.K. after a stormy February that resulted in flooding.
Springlike warmth will pour from the Plains to the East over the next few days before another winter storm unfolds at midweek.
Despite a springlike start to the week, winter and substantial snow will make a comeback across the Midwest and Northeast at midweek.
A storm system will move east through the Rockies and spread snow into the Plains during the day on Tuesday.
Tropical Cyclone Lusi will bring the threat for flooding rains and damaging winds to parts of New Zealand late this week.
Record cold outbreak... 30 degree readings all the way to Southern Louisiana; 40-45 degree readings all the way to Florida.
Heavy rain and high wind for much of the state. 5.24" of rain at Melbourne; a 56 mph wind gust at St. Augustine; rain mixed with sleet at Tampa.
Record warmth in more than 3 dozen cities. 75-80 degree readings north all the way to Washington, D.C. 70-75 degree readings all the way to the Chicago area.