As of 7:30 a.m., 65 flights were delayed and 46 had been canceled. By 10:30 a.m., the delays had doubled to 134, with only an additional cancellation.
The other two major San Francisco Bay Area airports were also dealing with delayed arrivals and departures for flights Monday morning.
At Oakland International Airport, initial counts saw 42 flights delayed and five canceled, with 40 of those delays coming from Southwest flights. By 10:30 a.m., those numbers were up to 49 flights delayed and 10 canceled.
At San Jose Mineta International Airport, 33 flights had been delayed—four were canceled, with 30 of those delays coming from Southwest flights and all cancellations from Alaska Airlines. By 10:30 a.m., delays were up to 52 flights.
The Federal Aviation Administration issued a traffic management program for SFO due to runway taxi construction, with arriving flights seeing delays, gate holds and taxi delays lasting an average of 59 minutes. Over at Oakland's airport, a power problem knocked out airport-connector service for several hours Monday, with AC Transit buses providing service in the interim until resuming shortly before 9 a.m.
Heavy rains beginning late Sunday and continuing Monday morning led the National Weather Service to issue flood warnings for multiple Bay Area counties through midday, affecting rivers, creeks and low-lying locations, as well as a coastal flood advisory for high tides along San Francisco, bay shoreline and North Bay interior valley communities through 11 a.m.
As of 4:30 a.m., preliminary weather service totals noted 0.92 inches of rain fall in Downtown San Francisco over the last 24 hours, as well as 0.81 inches at Stan Francisco International Airport. In the North Bay, Sonoma County Airport saw 2.42 inches of rain over the same 24-hour period, while Santa Rosa saw 1.9 inches.