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The 44,000-acre fire is still considered 80% contained, but increased heat in the area expanded the fire this weekend, exceeding firefighters' expectations, the California Department of Forestry ...
Much of California is facing a dangerous heat wave and high fire risk at a time when millions will be outside celebrating the Fourth of July. Much of California is facing a dangerous heat wave 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.
California's longest heat wave of the year, bringing triple-digit temperatures, fire danger and air quality concerns, is expected to arrive Tuesday.
The 2021 Western North America heat wave was an extreme heat wave that affected much of Western North America from late June through mid-July 2021. [5] The heat wave affected Northern California, Idaho, Western Nevada, Oregon, and Washington in the United States, as well as British Columbia, and in its latter phase, Alberta, Manitoba, the Northwest Territories, Saskatchewan, and Yukon, all in ...
The Santa Anas are katabatic winds (Greek for "flowing downhill") arising in higher altitudes and blowing down towards sea level. [7] The National Weather Service defines Santa Ana winds as "a weather condition [in southern California] in which strong, hot, dust-bearing winds descend to the Pacific Coast around Los Angeles from inland desert regions".
Temperatures across the West set several records this weekend, but the long-duration heat wave is forecast to continue across California for much of the week. 'Unprecedented' heat wave in ...
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.