1 tornado, as filed by the National Weather Service.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The national radar mosaic for the moment the first event began.
1 tornado. Local standard time, as filed.
A small tornado developed over the city of San Luis Obispo. The tornado knocked out power to several hundred homes. Also, four homes were damaged, including a home struck by a fallen cypress tree.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 1998Every state in 1998This day in weather historyThe tornado archive for California, 1998Warnings in California, May 1998
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5640760.