Tropical Cyclone Report, 1986.

The mission of the Joint Typhoon Warning Center (JTWC) is multi-faceted and includes: 1) Continuous monitoring of all tropical weather activity in the northern and southern hemispheres, from 180 degrees longitude westward to the east coast of Africa, and prompt issuance of appropriate advisories and alerts when tropical cyclone development is anticipated. 2) Issuing warnings on all significant tropical cyclones in the above area of responsibility. 3) Determination of reconnaissance requirements for tropical cyclone surveillance and assignment of appropriate priorities. 4) Post-storm analysis of all significant tropical cyclones occurring within the western North Pacific and North Indian Oceans, which includes an in-depth analysis of tropical cyclones of note and all typhoons. 5) Cooperation on the operational evaluation of tropical cyclone models and forecast aids, and the development of new techniques to support operational forecast scenarios. Keywords: Tropical cyclone, Forecasting; North Pacific Ocean; Satellite photography; Atmosphere models.
Errata sheet inserted dated 1986.