Published on December 1, 2017
On Oct. 18 the GPM core satellite found extremely heavy rainfall was located in the southeastern side of the typhoon’s eye wall. Powerful storms there were dropping rain at a rate of greater than 227 mm (8.9 inches) per hour. Extremely tall thunderstorm towers in the southeastern side of typhoon Lan’s eye wall. Some of these very tall towers were measured by GPM’s radar (DPR Ku Band) reaching amazing altitudes above 18.6 km (11.5 miles). Credit: NASA/JAXA, Hal Pierce
