CIRA Satellite Library

Sinlaku is a tropical storm in the Western Pacific Ocean that formed on April 9th, 2026. The storm is steadily intensifying and is forecast to become a strong typhoon.

Tropical Storm Sinlaku is heading northwest, where it is forecast to make landfall or pass close to the U.S. territory of Guam. Sinlaku poses a dangerous threat to Guam and the Mariana Islands, where it will bring typhoon-force winds, torrential rainfall, hazardous surf, and large ocean swells.

For more information, visit the Joint Typhoon Warning Center.