Search results
Results From The WOW.Com Content Network
The Arctic oscillation (AO) or Northern Annular Mode/Northern Hemisphere Annular Mode (NAM) is a weather phenomenon at the Arctic pole north of 55 degrees latitude. It is an important mode of climate variability for the Northern Hemisphere.
The Arctic Oscillation is an atmospheric phenomenon that can govern weather and climate patterns across mid- and high-latitude areas not only in North America but across Europe and Asia in the ...
An index which is used in the northern hemisphere to gauge its magnitude is the Arctic oscillation. [20] When the Arctic vortex is at its strongest, there is a single vortex, but normally, the Arctic vortex is elongated in shape, with two cyclone centers, one over Baffin Island in Canada and the other over northeast Siberia.
Pacific Centennial Oscillation - a climate oscillation predicted by some climate models; the Pacific decadal oscillation – The dominant pattern of sea surface variability in the North Pacific on a decadal scale. During a "warm", or "positive", phase, the west Pacific becomes cool and part of the eastern ocean warms; during a "cool" or ...
Arctic air will plunge from the northern Rockies and Great Plains, crossing the Gulf Coast and Midwest on Saturday night and the Eastern Seaboard on Sunday night. "By Tuesday, the entire Lower 48 ...
The Arctic dipole anomaly is a pressure pattern characterized by high pressure on the arctic regions of North America and low pressure on those of Eurasia. [1] This pattern sometimes replaces the Arctic oscillation and the North Atlantic oscillation. [2]
The warming of the air near to the ground leads to rising movements and the atmosphere becomes less stable. One of these patterns is the air pressure difference between the Arctic and mid-latitudes: the Arctic oscillation with the Azores highs and Iceland lows known from the weather reports. If this difference is high, a strong westerly wind ...
An Arctic storm is expected to bring snow and gusty wind to Greater Akron. Lake-effect snow warning issued for Akron, seven Northeast Ohio counties. Here's the latest weather forecast