It’s our first El Nino post-smart phones, so Californians are likely grappling with the issue for the first time ever: How do you find the most accurate weather app?

In a recent unscientific survey, AirTalk staff discovered their three different apps had significantly different forecasts for the same area. How does this happen?

Part of the answer is where the data comes from.

Guest:

Mark Jackson, who heads the National Oceanic and Atmospheric Administration (NOAA)’s Los Angeles Weather Forecast Office in Oxnard, Calif.