the 30 most costly hurricanes in u.s. history (according to federal data from january) show no increase in intensity over time.
the 30 most costly hurricanes in u.s. history (according to federal data from january) show no increase in intensity over time.
hurricane irma:33
the extremely powerful hurricane continued to intensify, with maximum sustained winds peaking at 180 mph (285 km/h) near 18:00 utc on september 5.