
Greater Nashua
For Eastern US, temperatures swing high, then swing low. They'll soon go back up
After days of blistering heat, the nation's sweaty East Coast got to open windows, step outside and get temporary relief on Friday as temperatures plummeted as much as 40 degrees and humidity dropped alongside. At least 68 record highs were set and more than 20 places logged triple-digit heat from Sunday through Wednesday before a cold front from the north broke a heat dome's grip on the region Friday. Boston, which hit a record 102 Fahrenheit (about 39 Celsius) on Tuesday, was at 61 (about 16 Celsius) on Friday. That blast of cool comfort brought temperatures as much as 10 to 15 degrees below normal but didn't come close to breaking cold records, said Frank Pereira, a meteorologist at the National Weather Service's Weather Prediction Center. About the only place that could break a cool record of any kind Friday is one tiny station in Philadelphia, at the Franklin Institute, ...