Typhoon Iris (1959)

On August 22, the storm attained its peak intensity as a Category 2-equivalent typhoon on the Saffir–Simpson hurricane scale with winds of 165 km/h (105 mph) and a barometric pressure of 966 mbar (hPa; 28.53 inHg).

[2][nb 1] Additionally, the Joint Typhoon Warning Center (JTWC) classified the system as a tropical storm.

[1] The cyclone gradually strengthened to typhoon status on August 21, by which time it had developed a 32 km (20 mi) wide eye.

After passing roughly 75 km (47 mi) south of Taiwan, known as Formosa at the time, Iris started weakening.

[1] On August 21, Typhoon Iris brushed the northern coast of Luzon; however, there were no known reports of casualties or damage on land.

[8] Across Fujian Province, torrential rains from the typhoon led to catastrophic flooding that killed at least 720 people, injured 618 and left 996 others missing;[1][9] however, according to the National Oceanic and Atmospheric Administration, the death toll may be as high as 2,334.

Map plotting the storm's track and intensity, according to the Saffir–Simpson scale
Map key
Tropical depression (≤38 mph, ≤62 km/h)
Tropical storm (39–73 mph, 63–118 km/h)
Category 1 (74–95 mph, 119–153 km/h)
Category 2 (96–110 mph, 154–177 km/h)
Category 3 (111–129 mph, 178–208 km/h)
Category 4 (130–156 mph, 209–251 km/h)
Category 5 (≥157 mph, ≥252 km/h)
Unknown
Storm type
triangle Extratropical cyclone , remnant low, tropical disturbance, or monsoon depression