“Ocean-driving” minus
“Atmosphere-driving” anomalies
Duration
(days)
Duration
(days)
Duration
(days)
Blue: more anticyclonic-over-warm than cyclonic-over-warm
Impact of
the local phase relationship
on the
anomalies’ life span
Extratropics:
Atmosphere-driving last longer than ocean-driving
Tropics: Ocean-driving last longer than Atmosphere-driving