ultraviolet index


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ultraviolet index

a daily index issued by the U.S. National Weather Service for many cities, forecasting the amount of dangerous ultraviolet light that will arrive at the earth's surface about noon the following day.

ul·tra·vi·o·let in·dex

(ŭl'tră-vī'ŏ-lĕt in'deks)
A daily index issued by the U.S. National Weather Service for many cities, forecasting the amount of dangerous ultraviolet light that will arrive at the Earth's surface about noon the following day.
References in periodicals archive ?
A convenient unit of measurement is the Ultraviolet Index.
The Ultraviolet Index (UVI), recently revised (WHO 2002) and adopted by the World Meteorological Organization (WMO 1994) as the international standard for reporting variations in the daily ultraviolet climate to the public, is regularly reported in Australia.
Cell phone owners can also get ultraviolet index readings and general weather information from the National Weather Service via Outspoken.
The ultraviolet index should have as much impact on behaviors as a rain forecast, Dr.
The Ultraviolet Index, provided by the National Weather Service, is broadcast by television and print media in 58 U.
Elements of the CDC program include funding support for state health departments to develop and implement prevention projects aimed at parents and caregivers of young children; enhancing prevention messages for the public; initiating the development of school health curriculum guidelines; enhancing Ultraviolet Index public health messages; and developing a public and professional education plan for skin cancer prevention.
The ultraviolet index levels in the Los Angeles area will be 9, a high exposure reading that means a person could be sunburned in seven to eight minutes.
The ultraviolet index level hit 10, meaning a fair-skinned person would suffer a sunburn in about four minutes if not protected.
National Weather Service officials also issued warnings about the ultraviolet index level, expected to be 9 in the Los Angeles area today.
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