Two atmospheric rivers have ended Northern California's dry spell, bringing heavy rains and setting records in San Francisco.
Fast-moving wildfires are burning long after the regular fire season is over due to an unlikely sequence of extreme weather events that may have been exacerbated by climate change ...
A warm, wet storm originating in Hawaii will be pulled north toward California bringing heavy rain and localized flood risk.
Research shows rapid shifts between wet and dry extremes are increasing. Scientists say this 'hydroclimate whiplash' contributed to California's devastating fires.