Flood — San Joaquin, California

2020-05-18 · near Manteca, San Joaquin, California

Event narrative

California Highway Patrol reported flooding on one lane of the freeway at state route 99 north and state route 120 east interchange due to isolated thunderstorm.

Wider weather episode

A late season storm brought showers, thunderstorms, and high elevation snow to the region. Thunderstorms brought heavy rain, copious amounts of small and accumulating hail, funnel clouds, and even a weak tornado to interior northern California.

View location on OpenStreetMap → (37.7908, -121.1880)

Source: NOAA Storm Events Database, event_id 898109. Narrative written by the NWS forecast office that issued the report.