Latitudinal Change of Tropical Cyclone Maximum Intensity in the Western North Pacific

Figure 2

Geographical distributions of difference in (a) TC genesis frequency and (b) TC passage frequency between the periods of 1999–2013 and 1977–1998 in each 5°  ×  5° grid area. Small box inside circles indicate that differences are significant at the 95% confidence level.

(a) TC genesis frequency

(b) TC passage frequency