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The heat began to shift south over the coming days. On June 22, Washington DC crossed the century mark for the first time since 2016, ending the fifth longest streak on record for the city. [15] On June 23, a record high of 98 °F (37 °C) was reached in Philadelphia, [16] with heat indexes reaching 104
Some 80 million people are currently under a heat advisory or warning as heat is expected to surpass 90 degrees Fahrenheit (32.2 degrees Celsius) and flirt with 100 degrees in some areas, which is ...
See Severe weather terminology (United States) and/or Severe weather terminology (Canada) for comprehensive articles concerning specific nations' warnings, watches, advisories and related terms. Pages in category "Weather warnings and advisories"
The heat can be particularly dangerous in some cities west of the Cascades in western Washington, such as Seattle, Olympia and Port Angeles, where many people and homes do not have air conditioning.
Intense heat continued into August. In early August, a heat wave forced 80 million Americans under heat alerts. [38] Albany, New York set a new daily record high of 99 °F (37 °C) on August 4. [39] On August 7, Portland set a high temperature record of 96 °F (36 °C). [40] Boston set a new daily record high on August 8, at 98 °F (37 °C). [41]
The National Weather Service Boston issues a heat advisory when the heat index value is expect to exceed 97. An excessive heat watch is issued when a heat index value up to 105 degrees is possible.
A heat advisory is a notice issued by the National Weather Service of the United States. Local offices often have their own criteria. High values of the heat index are caused by temperatures being significantly above normal and high humidities, and such high levels can pose a threat to human life through conditions such as heat stroke. [1]
NEW YORK CITY (Reuters) -U.S. cities are breaking decades-old temperature records this week as a heat wave stretches from central to eastern portions of the country, the National Weather Service ...