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It was 102 degrees Friday at Harry Reid International Airport in Las Vegas, ending a 294-day stretch of temperatures staying below 100. Excessive heat warnings remain in many areas of US through ...
Millions of people in southwestern states are under warnings of extreme heat on ... record for this time of year of 111 degrees set in 2016 — while Las Vegas set a new record of 111 degrees for ...
September is keeping summer going strong with heat warnings expected to cover 26 million people, mostly in the Southwest, by Wednesday. Temperatures in cities such as Los Angeles, Las Vegas and ...
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.
An excessive heat warning issued by the weather service was extended through the weekend as "record-breaking daily high temperatures are expected to continue," the agency said Wednesday.
Map of regions covered by the 122 Weather Forecast Offices. The National Weather Service operates 122 weather forecast offices. [1] [2] Each weather forecast office (WFO or NWSFO) has a geographic area of responsibility, also known as a county warning area, for issuing local public, marine, aviation, fire, and hydrology forecasts.
The Las Vegas area has been under an excessive heat warning on three separate occasions this summer, totaling about 12 days of dangerous heat with little relief even after the sun goes down ...