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Winter Weather in San Bernardino County Mountains, California
Winter Weather September 20, 2024 · San Bernardino County Mountains, California
What the National Weather Service wrote
Public cameras showed a transition from hail to graupel (snow pellets) to dry snow over San Gorgonio mountain. This was also observed by dual pol radar algorithms.
The wider storm
Thunderstorms n northeast wind flow erupted September 20, 2024, producing heavy rain, hail and snow at the end. There was also a large funnel cloud observed in the San Jacinto mountains west of Palm Desert. Minor flooding and debris flows occurred on the Line burn scar.
Source: NOAA Storm Events Database, event 1219627. Narratives are written by the National Weather Service forecast office that issued the report.
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