March 27, 2015; 5:50 AM ET
Wintry conditions and cold will return to the Boston area through Sunday morning. more >
A pattern change during the middle of April could bring rain and cooler conditions to California, while erasing persistent chill in the Northeast.
Though springlike weather has been slow to arrive for much of the Eastern United States, allergy sufferers may soon pay the price for winter’s unhurried retreat.