WARM HIGH
A high pressure system that has its warmest temperatures at or near the center of circulation. Contrast with a cold high.
A warm high aloft which has become displaced and is on the polarward side of the jet stream. It frequently occurs in the late winter and early spring in the Northern Hemisphere.
A warm high which has become displaced and is on the polarward side of the jet stream. It occurs mostly during the spring and is most frequent over northeastern Siberia, Alaska, and Greenland. It is an example of a blocking high.
CUT-OFF LOW ...
Contrast with a warm high. COLD LOW A low pressure system that has its coldest temperatures at or near the center of circulation, and horizontally, is thermally barotropic.
 See also: Air mass, Atmosphere, Weather, Air, Water
  
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