KLIWAS 
Seite 22 
KLIWAS 
Climatology 
of North Sea 
Fronts 
SST - Front Zone Probability 
AVHRR 
mean 1990-2011 
04 APR 
AVHRR 
mean 1990-2011 
10 OCT 
AVHRR 
mean 1990-2011 
05 MAY 
AVHRR 
mean 1990-2011 
08 AUG 
AVHRR 
mean 1990-2011 
1 1 NOV 
mean 1990-2011 
09 SEP 
AVHRR 
% 
fi 
'vHp 
mean 1990-2011 
06 JUN 
AVHRR 
frontzone probability 
0.05 008 0.15 0.19 0.28 0.45 
Fig. 12: Front probability based on the data of the AVHRR sensor on NOAA and METOP 1990 - 
2011 and for months