Overview
- The National Weather Service issued the warning around 4 p.m. Monday after radar indicated rotation in a storm cell near Boulder Creek.
- The alert covered southern San Mateo County and western Santa Cruz County and was allowed to expire at 4:12 p.m.
- No immediate reports indicated a tornado touchdown or damage, and there was no visual confirmation.
- Forecasters said the storm capable of producing a tornado was about 10 miles west of Boulder Creek and moving north at roughly 35 mph.
- Officials reiterated standard tornado safety steps and urged residents to use NWS channels, local agencies, media, wireless alerts, and NOAA Weather Radio for updates.