center of action
Azores High
high air pressure area in the Atlantic Ocean
Icelandic Low
Atmospheric phenomenon
South Pacific High
weather phenomenon off the Peru and northern Chile coasts
Siberian High
high pressure mass of cold dry air over northeastern Eurasia
Aleutian Low
semi-permanent low pressure center located near the Aleutian Islands
North Pacific High
Weather phenomenon off the California coast
Asiatic Low
low-pressure trough which lies over southern Asia, during early summer
South Atlantic High
high-pressure system