When the polar vortex is strong, its effect can be felt at the surface as a westerly wind (toward the east). When the polar cyclone is weak, significant cold outbreaks occur.
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Cyclone - Wikipedia One center lies near Baffin Island and the other over northeast Siberia.[46] In the southern hemisphere, it tends to be located near the edge of the Ross ice shelf near 160 west longitude.[48] <span>When the polar vortex is strong, its effect can be felt at the surface as a westerly wind (toward the east). When the polar cyclone is weak, significant cold outbreaks occur.[49] TUTT cell Main article: Upper tropospheric cyclonic vortex Under specific circumstances, upper level cold lows can break off from the base of the Tropical Upper Tropospheric Trough (TUT Summary
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