After locally drenching showers and thunderstorms affect Washington, D.C., into Saturday night, some sunshine will brighten mom's day on Sunday.
A slow-moving storm affecting the Central states much of this week will pick up some forward speed this weekend.
As moisture with the storm system drifts through into Saturday night, there is the potential for highly localized urban flooding, gusty winds and the corresponding travel delays and disruptions to outdoor activities.
A small area of high pressure should be just strong enough to allow dry air to mix down from aloft and break up clouds and prevent shower activity in the Northeast on Sunday.
With more of a westerly flow of air, chilly air from the Atlantic Ocean and the Chesapeake Bay will be shut off.
The pattern will bring the warmest weather of the year so far. Temperatures will climb well into the 80s F in many locations Sunday to Tuesday. Temperatures could even touch the 90-degree mark early next week.
Temperatures reached 87 on May 8, which eclipsed the prior warmest day of the year of 2014 at Reagan National Airport, which was 85 on April 13.
The combination of moisture from Erika and a non-tropical system will drench areas from Florida to the Georgia coast through the middle of the week.
A rapid shutdown of tropical activity and an end to hurricane season in early September is not likely this year, despite a strong El Nino.
Typhoons and building drought will impact more than one billion people in southeastern Asia this fall.
The calendar may have flipped to September but summer is not going anywhere just yet across the Northeast.
Tropical Depression 14-E developed several hundred miles southwest of Mexico on Monday and is expected to strengthen as it moves northward through the middle of the week.
Heat will be erased by an autumnlike air mass across parts of northern Europe.
Washington Co., IA (1897)
Hail fell and drifted in piles 6 feet deep in Washington County.
Yuma, AZ (1950)
123 degrees - hottest temperature ever in Yuma. Yuma is the hottest city in the U.S.
Los Angeles, CA (1955)
110 degrees, hottest day ever in September. This mark was tied September 4, 1988.