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A heat advisory is in effect for southern New England from 8 a.m. Monday to 8 p.m. Wednesday.. Temperatures are expected to reach a high of 93 degrees and together with the high humidity could ...
A heat advisory was also in effect for a large part of northwestern Indiana on Tuesday, with an excessive heat warning in place for most of northern Illinois, according the weather service in Chicago.
The combination of heat and humidity could make it feel like 96 to 106 away from the coast. "Hot temperatures and high humidity may cause heat illnesses," the weather service says.
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.
An excessive heat warning is a notice issued by the National Weather Service of the United States within 12 hours of the heat index reaching one of two criteria levels. In most areas, a warning will be issued if there is a heat index of at least 105 °F (41 °C) for more than three hours per day for two consecutive days, or if the heat index is greater than 115 °F (46 °C) for any period of time.
What is a heat advisory? The National Weather Service is responsible for issuing heat advisories and excessive heat warnings and watches. According to NWS, a heat advisory is issued within 12 ...
As roughly 80 million people from Indiana to New England sweltered under a heat advisory or excessive heat warning, New York Governor Kathy Hochul activated the state's Emergency Operations Center ...
The National Weather Service in Miami issued a heat advisory for its entire coverage area today, which includes Palm Beach, Broward, Collier, Glades, Hendry and Miami-Dade counties, with the ...