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All Basins Tropical Cyclone Activity Experimental Dynamical Forecasts Probabilities - April 2007

Basin and Season Variable Below Normal Normal Above Normal Location
Eastern North Pacific
JJAS 2007
NTC
45%
35%
20%
ACE
40%
35%
25%
Western North Pacific
JASO2007
NTC
25%
40%
35%
Slight northwestward  shift
ACE
25%
40%
35%
North Atlantic
ASO 2007
NTC
25%
35%
40%
ACE
25%
35%
40%

NTC = Number of Tropical Cyclones
ACE = Accumulated Cyclone Energy

Seasons:
JJAS - June to September
JASO - July to October
ASO - August to October