1. Swedish Meteorological and Hydrological Institute
SeaTrack Web ”An operational web-based oil drift forecasting system for the Baltic”
Swedish Meteorological and Hydrological Institute
Lars Johansson
9/21/2018

2. You will see
A comparison of forecast and observations for one particular oil spill accident
A few details about SeaTrack Web
If you are interested, we invite you to try yourself...
The comparison was compiled by Johan Mattsson of the Royal Danish Administration of Navigation and Hydrography
9/21/2018

3. The Accident
May the ship “Fu Shan Hai” was struck by another ship north of Bornholm.
“Fu Shan Hai” started going down. The crew was evacuated within two hours.
“Fu Shan Hai” sank to a depth of 65 meters.
1700 m3 of heavy oil began to leak. The leak continued for several days.
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4. 9/21/2018

5. 100 km
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6. Oil started leaking 2004-05-31 at 18.50 UTC
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7. situation on June 2 around 1300 UTC (+42h)
Observation
Forecast
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8. situation on June 3 around 0400 UTC (+57h)
Observation
Forecast
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9. situation on June 4 at 1500 UTC (+92h)
Observation
Forecast
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10. situation on June 4 at 2000 UTC (+97h)
Observation
Forecast
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11. situation on June 10 at 0600 UTC (+227h)
Observation
Forecast
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12. Observations Made by aeroplane, visually and with radar
The radar (SLAR) sees capillary waves
Capillary waves are damped by oil
Thus, a surface oil film appears dark to the radar
9/21/2018

13. Forecasts up to +48h Atmospheric model Seatrack Ocean model www users
Wind
Atmospheric model
Seatrack
Wind
pressure...
Current
waves...
www
Ocean model
9/21/2018

14. Processes in SeaTrack Evaporation Emulsification Sinking Rising
Stranding
Sedimentation
Dispersion/turbulence, horizontal and vertical
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15. SeaTrackWeb is optimised to
Meet user requirements
Use correct physics
Return a result within 1 minute
9/21/2018

16. For a password Call me! +46-31-751 8966
Mail me!
Version 2 is coming up soon…
9/21/2018