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HeatRisk can warn you of intense temps. Home & Garden. Lighter Side
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.
An excessive heat watch is a notice issued by the National Weather Service of the United States when the high temperatures reach anywhere within the range of 95 °F (35 °C) and 100 °F (38 °C) in the continental US.
Brace yourself: a heat wave is coming. Meteorologist Torry Dooley of the National Weather Service in Norton told USA Today Network New England that Massachusetts is now in a "prolonged stretch of ...
Extreme heat has a way of exposing society’s vulnerabilities. And as extreme heat events become more frequent in the U.S., data shows that the poorest Americans will be most at risk.
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 °F (40 °C).
A new color-coded heat warning system relies on magenta to alert Americans to the most dangerous conditions they may see this summer. The National Weather Service and the Centers for Disease ...
Further south, on June 19, 20 and 21, Toronto experienced its first official early season heat wave (In Canada, a heat wave is defined as three or more consecutive days with temperatures at or above 32 °C (89.6 °F)), with temperatures ranging between 33.4 °C (92.1 °F) and 34.5 °C (94.1 °F) and the minimum temperature on June 20 not ...