Frost/Freeze — Planada-legrand-snelling, California

2025-01-21 to 2025-01-24 · Planada-legrand-snelling, California

Event narrative

Several locations reported minimum temperatures between 27 and 31 degrees each day between January 21 and January 24.

Wider weather episode

A dry airmass built into the area from a northerly flow as high pressure built inland into California during the evening of January 20 and the early morning of January 21. With clear skies and light winds prevailing over the San Joaquin Valley, temperatures dropped below the freezing mark at many locations during the morning of January 21. With the airmass remaining stagnant, temperatures dropped below the freezing mark across much of the valley again each morning through January 24.

Source: NOAA Storm Events Database, event_id 1224221. Narrative written by the NWS forecast office that issued the report.