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Dense Fog in San Francisco Peninsula Coast, California
Dense Fog January 9, 2021 · San Francisco Peninsula Coast, California
What the National Weather Service wrote
Visibility dropped down to 1/4 mile at the SF airport while runway visibility was reduced to 600 ft. This caused 22 aircraft holds for 669 minutes and 16 diversions at the airport.
The wider storm
Residual moisture from a system that passed through the previous day allowed patchy dense fog to develop across the Bay Area. Visibility dropped down to 1/4 mile at the SF airport while runway visibility was reduced to 600 ft. This caused 22 aircraft holds for 669 minutes and 16 diversions at the airport.
Source: NOAA Storm Events Database, event 944094. Narratives are written by the National Weather Service forecast office that issued the report.
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