A brief surge of milder air through Monday will be followed by a cold blast in Boston.
Boston will escape the worst of the snowstorm that clobbered Chicago, St. Louis and Detroit.
The track of the snowstorm will instead lead to a brief rebound in temperatures and some rain for Boston through Monday.
Also accompanying the rain will be areas of potentially dense fog that will lead to slow travel for motorists and possible flight delays.
Temperatures will rise to the 50-degree mark Monday morning.
Temperatures will plunge from the 50s on Monday midday to the mid-teens Monday evening, causing any standing water on untreated roads and sidewalks to turn icy.
Highs in the teens on Tuesday and dangerously colder AccuWeather.com RealFeel® temperatures will force those in Boston to bundle up to avoid enduring frostbite or hypothermia.
As nasty as the cold blast will be in New England, the worst of the coming Arctic outbreak will target the Midwest, South and mid-Atlantic.
Tune in to AccuWeather Live Mornings every weekday at 7 a.m. EST. We will be talking the brutal cold and when the next warmup is in store.
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.
Milwaukee, WI (1988)
Hottest summer on record. Six days of 100 degrees or greater and 36 days of 90 or above. Average temperature of 73.8 beat the old record of 72.8 set in 1921 and 1955. The normal average tempera- ture for a summer in Milwaukee is 68.3 degrees.
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.