It Really Did ‘Snow’ in San Francisco Last Week
A smattering of wet weather mixed with unusually cold temperatures brought an anomaly to San Francisco: hail (that was cosplaying as “snow").
For many San Franciscans, it was the first time they’d seen any frozen precipitation grace their stoops and outside staircases. February 17th’s chilly weather saw evening citywide lows averaging about 43 degrees Fahrenheit — a far cry from normally freezing temperatures. However, in SF neighborhoods further from downtown and situated in higher elevations, the weather proved fruitful for producing hail. Unlike snow, hail forms further up in the atmosphere, with precipitation carried up from low-lying rainstorms into high-pressure storm clouds where it's met with sub-zero temperatures, crystallizing into dense, usually pea-sized ice formations befo...
