Tropical Storm Gabrielle held onto its strength overnight and remains on track to become the season’s second hurricane this weekend.

This vital tool tells us important information about the potential track of a storm—but it also leaves out some key hazards

Kiko is expected to pass north of the main Hawaiian Islands Tuesday and Wednesday. Kiko is forecast to become a tropical storm late Monday or Monday night. “While the risk of direct impacts on the islands appears to be decreasing, interests there should continue to monitor Kiko’s progress and the latest forecast,” according to the forecast.