World

Central America

Central America

Seattle Seattle Portland Portland San Francisco San Francisco Reno Reno L.Angel. City L.Angel. City Tucson Tucson Las Vegas Las Vegas Albuquerque Albuquerque Denver Denver Casper Casper Boise Boise Great Falls Great Falls Salt Lake City Salt Lake City Billings Billings Medford Medford Page Page uv index  Central America Forecast maps
Last updated: Sa, 30 Aug, 10:22 BST

The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index.The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). Indices of 9 and 10 are common in the Mediterranean area. The Sun Index forecast refers to the daily maximum.


Forecast

Maps

Current weather