Excessive-heat warnings are posted for much of NY and New Jersey, where high temperatures and humidity "will combine to create a risky situation in which heat illnesses are likely", according to the National Weather Service.
Before the extreme heat in the middle part of the week comes the rain. Fryeburg's high Sunday was 92 degrees, with a heat index of 97 degrees. By Wednesday the heat index high for the region will be around 97.
Cooling centers are libraries, community centers, and senior centers.
"Hot and humid weather like what we're experiencing this weekend can cause heat illness, and even death", said Health Commissioner Dr. Mary T. Bassett. These prolonged heat waves are tough to manage, so do keep the water handy and spend as little time in the direct sun as possible. Agency leader Greg Olsen said Friday that hot weather can be particularly unsafe for older adults, especially those who live alone, are low-income or have chronic health conditions.
It was sweltering at the Chicago Cubs home game against the Minnesota Twins Saturday.
But it's not just heat that the Midwest has to worry about.
Gas prices are up and OPEC ‘doing little to help’
On Thursday, The Wall Street Journal reported that public listing preparations of state-run Saudi Aramco have stalled. USA crude futures were up 32 cents at $74.46, within sight of Tuesday's 3-1/2-year high above $75.
The early summer heat was also producing other negative side effects, such as a tornado warning issued late Saturday night for northern New Hampshire and a section of Oxford County near Mexico, Bethel and West Paris.
The Eastern Seaboard won't fare much better leading up to the holiday.
The National Weather Service said Tuesday some spots in the state will see their fifth day of temperatures around or above 90 degrees. The forecast calls for 98 degrees in Trenton and 96 degrees in Newark.
Priante said Lehigh Valley residents likely won't feel any real relief until a minimum of Wednesday, July 4 for Independence Day. The high hits 91, with head indices in the mid 90s.
Check WBZ-TV, CBSBoston.com and The National Weather Service for critical updates. There have been several 8-day heat waves in Boston over the past approximately 140 years. "It usually doesn't affect that much of the country at the same time", he said.