The 1956 Pacific hurricane season ran through the summer and fall of 1956.

[2] By 12:00 UTC the next day, the system intensified into a hurricane with sustained winds of 85 mph (140 km/h),[1] with nearby ship reports indicating that the storm was producing sustained gales.

Moving west-northwestward slowly, on June 13, reports from the Portland Star indicated that the hurricane had deepened into a minimum pressure of 29.06 inHg (984 hPa) and was producing gusts exceeding 115 mph (185 km/h).

[2] Never intensifying further than 85 mph (140 km/h), the hurricane tracked north-northwestwards prior to making landfall around 150 mi (240 km) east-southeast of Manzanillo, in the state of Guerrero.

[1][2] The hurricane produced 30 ft (9.1 m) waves and caused heavy rainfall in Mexico.