Weather Next Weekend, May 15

< This Weekend
  • Friday

    May 15

    Overcast with a thunderstorm 25° Lo 18° RealFeel® 29° / Lo 18° more
  • Saturday

    May 16

    A shower and t-storm around 25° Lo 18° RealFeel® 30° / Lo 18° more
  • Sunday

    May 17

    A shower and t-storm around 25° Lo 18° RealFeel® 30° / Lo 17° more

San Jose Weather Report

Volcanic Eruptions and Air Travel: What Happens When a Plane Flies Through an Ash Plume?

May 5, 2015; 10:00 AM ET

The 1,500 active volcanoes are creating a minefield for pilots who have to be on watch for volcanic ash clouds capable of causing major damage. more >

San Jose Weekend Weather Chat