Alert archive / California / Small Craft Advisories in 2026

Small Craft Advisory 101, NWS San Francisco Bay Area, CA

August 29, 2026

NWS San Francisco Bay Area, CA issued this small craft advisory at Aug 29, 2026, 8:44 AM PDT. It took effect at Aug 29, 2026, 9:00 AM PDT. It was in force for 66 hr.

The area

The counties it named.

The facts

Issued
Aug 29, 2026, 8:44 AM PDT (15:44 UTC)
In effect from
Aug 29, 2026, 9:00 AM PDT
Expired
Sep 1, 2026, 3:00 AM PDT
In force
66 hr
Issued by
NWS San Francisco Bay Area, CA

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 5:04 AM PDTDense Fog AdvisoryMTRMarin, Napa, Sonoma4 hr

Nearby

Small Craft Advisories in California, 2026Every small craft advisory in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.