March 30, 2021 1:52 pm UV Index: Why Does It Change Throughout the Year? How do UV rays change throughout the year and why is it possible to get a sunburn even when it’s cloudy? NBC 7 Meteorologist Sheena Parveen has everything you need to know about the UV index. US & World Videos 0:21 Crews battling brush fire at Camp Pendleton, smoke visible throughout North County 45:23 Evacuation order lifted for wildfire in Campo for ‘Church 2 Fire' 2:48 Join NBC 7 and Telemundo 20 for Clear the Shelters pet adoption event Sat. Sept. 7 from 10am-3pm 4:14 San Diego weather today: Angelica Campos' forecast for Sept. 7, 2024 2:29 Bills to regulate police dog use in California die in state legislature