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Sunburn effect (as measured by the UV index) is the product of the sunlight power spectrum (radiation intensity) and the erythemal action spectrum (skin sensitivity) across the range of UV wavelengths. [9] [10] The UV index is a number linearly related to the intensity of sunburn-producing UV radiation at a given point on the Earth's surface.
The average highs range from the upper 60's F to lower 70's F (17-21 C) with cooler overnight lows in the upper 40's and lower 50's F (8-12 C). ... UV Index Today ...
The most California tornadoes on a single day in the state was seven, which occurred on November 9, 1982. [58] In July 2004, a twister touched down in Sequoia National Park at an altitude of around 12,156 ft (3,705 m), making it the highest elevation for a confirmed tornado in the United States. [60]
In fact, the UV Index Scale was created by the United States Environmental Protection Agency (EPA) to help people make smart, healthy choices about sun exposure, not as a means to garner a tan.
The first map at right shows levels of UVB radiation in June 2008, expressed in Vitamin D Equivalents. [26] UV map (Vitamin D Equivalents) Using satellite data, measurements from the European Space Agency produce similar maps expressed in units of the widely followed UV Index, for locations around the world. [27]
You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563. Should you need additional assistance we have experts available around the clock at 800-730-2563.
The San Jacinto Mountains are located in the desert areas in the north and east side of southern California. They peak at about 10,833 feet. [31] They run from the San Bernardino Mountains southeast to the Santa Rosa Mountains. This mountain range is the northernmost part of the Peninsular Range.
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