Crisp, autumnlike nights, will blanket much of the eastern two-thirds of the country early this week while sunshine compliments pleasant afternoons. The sweeping area of high pressure bringing the change is a big sign that fall is just around the corner.
The refreshing change in air will settle into the country in wake of major cold front that sparked widespread severe weather from the Midwest to the Northeast Friday into Saturday. The two-day severe weather event ended late Saturday night with 462 reports of wind damage, 31 reports of hail larger than a quarter, and two tornadoes.
Twitter lit up late Saturday morning with countless photos of the tornadoes when they hit the New York City metro area.
With the severe weather threat long gone, a major shift toward tranquility well settle into the East.
In many cases, overnight lows will be their coolest since the spring. While the air is not expected to shatter records, it will make sleeping more pleasant for many.
Lows will be widespread in the 40s across the Great Lakes east into the Appalachians Sunday night. The relief will even be felt across the Gulf Coast from the Florida panhandle west into Texas as lows settle into the lower 60s.
Expert Senior Meteorologist Alex Sosnowski began talking about the cooldown last week. The cooldown and tranquility will make headlines this week, the severe weather that rattled the country Friday and Saturday reminds us why autumn has a different meaning for meteorologists.
The cooldown will put a dent into the summer heat that is in running for one of the hottest on record. Later this week, temperatures will gradually rebound to more seasonable levels.
Multiple tornadoes touched down across Indiana and Ohio on Wednesday, one of which flattened a Starbucks in the town of Kokomo, Indiana.
A budding tropical disturbance has the potential to strengthen significantly and reach Florida and the Bahamas with strong winds, coastal flooding and torrential rainfall during Sunday and Monday.
Rounds of showers and thunderstorms will bring the potential for flash flooding and localized damaging wind gusts through Thursday.
Stargazers will want to dig out their binoculars and telescopes this weekend as Venus and Jupiter shine so close that they appear as one large, bright star in the evening sky.
Following a taste of autumn chill to start the week, is summer heat and humidity over for the northeastern United States?
Vostok, Wilkes Land, Antarctic a (1960)
About 1,176 kilometers from the Indian Ocean, the mercury fell to minus 127 degrees F (minus 88C). This was the lowest recorded temperature ever on the face of the earth, until July 21, 1983, when the temperature reached minus 128.6 degrees at the same location.
A thunderstorm passed through Livingston, MT, near Bozeman, dumping 2.5 inches of rain in 1 hour. Small roads in central mountain areas were washed out and the interstate highway was under water.
North Dakota (1991)
Huge hail caused severe damage in eastern North Dakota. Some hail was as large as six inches in diameter. Holes were punched in roofs and 16,000 acres of crops were destroyed.