WOWK — One of the biggest clues on what’s to come for our forecast is watching our jet stream. This time of year, cold arctic air clashes with warmer air along the southern Gulf creating a wave like ...

Add Yahoo as a preferred source to see more of our stories on Google. Scattered showers are expected Wednesday in Napa County, amid an unusual global weather pattern. (Brant Ward/The Chronicle) The ...

A strengthening El Niño and emerging Indian Ocean Dipole could bring Florida a stormier, wetter winter with occasional blasts ...

The weather pattern is changing as the Jet Stream evolves into a west northwest flow. This means rounds of showers and t’storms thru the Holiday Weekend can be expected, Its not a washout for outside ...

Add Yahoo as a preferred source to see more of our stories on Google. A split jet stream over the Pacific Ocean will help amplify a ridge of high pressure near the West coast, keeping California warm ...

Jet streams are often referred to as the "motor" of global weather: High-altitude wind currents steer areas of high and low pressure, playing a crucial role in shaping our weather. However, how these ...