noun
North Pacific High; North Pacific anticyclone
A semi-permanent subtropical high-pressure system over the North Pacific Ocean; a key feature in East Asian weather and climate.
夏になると北太平洋高気圧が強まり、日本は高温多湿になる。
In summer, the North Pacific High strengthens, bringing hot and humid weather to Japan.
北太平洋高気圧の張り出し方によって梅雨明けの時期が変わる。
The timing of the end of the rainy season depends on how the North Pacific High extends westward.
Compound of 北太平洋 (North Pacific) and 高気圧 (high atmospheric pressure).