Stationary Occlusion Front 10 Aug 2005/00 UTC - 11 Aug 2005/18 UTC: Convergence
10 Aug 2005/00 UTC
Very intensive low-level convergence is located at the occlusion. Also at midlevels we see some pronounced convergence.
10 Aug 2005/06 UTC
Very intensive low-level convergence is located at the occlusion.
10 Aug 2005/12 UTC
Very intensive low-level convergence is located at the occlusion. The centre of maximum is moving slowly northwards along with the occluded cloud band.
10 Aug 2005/18 UTC
Intensive low-level convergence moves further slowly northwards along with the occluded cloud band.
11 Aug 2005/00 UTC
Low-level convergence maximum is still connected to the occluded cloud band, but is weakening.
11 Aug 2005/06 UTC
Convergence maximum is now at very low layers, but still connected to the occluded cloud band. Within the trough secondary convergence maxima are observed.
11 Aug 2005/12 UTC
Low-level convergence maximum starts retreating back towards south along with the old occlusion cloud band.
11 Aug 2005/18 UTC
Low-level convergence maximum remains recognisable even now, in the evening of August, 11.