Winter Weather — Northern Trinity, California

2025-01-01 · Northern Trinity, California

Event narrative

Two inches of snow reported by a trained spotter at 2650 feet, 10 miles northeast of Weaverville, CA., Lat. 40.86N, Long. -122.80W.

Wider weather episode

A warm front will bring an initial push of precipitation and light snow at higher elevations. A cutoff low will follow, with a converging moisture flux which brought broader precipitation to areas of Del Norte and Humboldt in the following days. A colder air mass approaches in succession of the previously mentioned, bringing 500mb temperature of -27 to -29 Celsius, increasing instability over the weekend.

Source: NOAA Storm Events Database, event_id 1234565. Narrative written by the NWS forecast office that issued the report.