San Francisco International (SFO) flights delayed Feb 2, 2019

Flights to and from San Francisco International (SFO) are being delayed for approximately 3 hours and 6 minutes because weather conditions at the airport are too dangerous to safely land flights on the normal schedule.

At the moment the latest information from the ICAO database states that 7 flights originating from San Francisco International have been canceled and 20 flights are currently delayed. 1% of delayed flights are delayed for 30 minutes or more.

This post is updated every 15 minutes. All times are listed in local time for the airport.

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Will my flight be impacted?

Probability your flight will be impacted based on how far in the future it is scheduled to leave:

60 Minutes Three Hours Six Hours
HIGH HIGH HIGH

Things are scheduled to get worse and not significantly improve in the near future.

Airlines have a tendency to have a “wait and see” approach to weather, so they may delay your flight gambling that the weather will improve enough to fly. In these situations expect to see your departure time shifting further into the future in roughly 30 minute increments.

This situation is the most likely to see flights canceled, and flights are nearly guaranteed to be delayed.

Why Is This Happening?

Here are the current weather conditions at San Francisco International and an overview of what is required for “normal” operations:

Normal Current
Visibility Greater than 2 10.0
Wind Less than 11.8 MPH 21.2 MPH
Clouds Higher than 1,000 Few at 3,700
Broken at 5,000
Overcast at 9,000

Today’s forecast includes rain.

The airport is currently experiencing delays due to dangerous wind conditions. Wind speed and direction are critically important for a safe takeoff and landing.

Here’s what the current aviation forecast says will happen over the next few hours for the wind speed:

Change From To Time
Increase 21.2 MPH 38.8 MPH 8:00 AM on 2/2
Decrease 38.8 MPH 17.6 MPH 11:00 AM on 2/2

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