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  1. Current UV Index and Hourly Forecast

    16 hours ago · CurrentUVIndex.com is your trusted companion in helping you stay informed and protected against harmful ultraviolet (UV) radiation from the sun. We offer real-time UV index data …

  2. UV Index Today - National and Local UV Index Forecasts

    UV Index Today provides national and local UV index forecasts for 40,000+ cities in the United States. Our forecasts include the real-time UV index, the hourly UV index, and the UV Index forecast for the …

  3. New York, NY Current Weather - The Weather Network

    Get New York, NY current weather report with temperature, feels like, wind, humidity, pressure, UV and more from TheWeatherNetwork.com.

  4. Live UV Index Today | Hourly Sun Safety Forecast for Your City

    Get the most accurate, real-time UV index for any city in the United States. Check the live hourly UV forecast, understand the UV scale with our detailed chart, and get essential sun safety tips to protect …

  5. UV Forecast - USA - WillyWeather

    United States UV Index updated daily. Detailed UV forecast charts, with today's ultraviolet radiation in real-time.

  6. ultraviolet radiation - Encyclopedia Britannica

    Dec 18, 2025 · The ozone layer effectively blocks almost all solar radiation of wavelengths less than 290 nm from reaching Earth’s surface, including certain types of ultraviolet (UV) and other forms of …

  7. Ultraviolet Radiation | Radiation and Your Health | CDC

    Jul 16, 2025 · Ultraviolet (UV) radiation is a form of non-ionizing radiation that is emitted by the sun and artificial sources, such as tanning beds. While it has some benefits for people, including the creation …

  8. New York City, New York - The Weather Channel

    Today’s and tonight’s New York City, New York weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com

  9. Ultraviolet radiation - World Health Organization (WHO)

    Jul 24, 2025 · Ultraviolet (UV) radiation covers the wavelength range of 100–400 nm, which is a higher frequency and lower wavelength than visible light. UV radiation comes naturally from the sun, but it …

  10. UV Index Overview | US EPA

    Dec 12, 2025 · Overexposure to the sun’s UV radiation can cause immediate effects such as sunburn and long-term problems such as skin cancer and cataracts. The UV Index provides important …