UPDATE: 1:45 p.m.

A strengthened Tropical Storm Calvin is on track to become a hurricane as it continues to head west from the East Pacific.

Located about 745 miles south-southwest of the southern tip of Baja, California, and 2,775 miles east-southeast of Hilo, as of 11 a.m., Calvin had maximum sustained winds of 65 mph and was moving west at 17 mph, according to the National Hurricane Center in Miami.

Weather officials expect Calvin to become a hurricane tonight.

Tropical-storm-force winds extend outward up to 60 miles from Calvin’s center.

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Having reached tropical storm strength Tuesday night off of California, Calvin continues to gain strength today and is forecast to become a hurricane Thursday.

Located about 720 miles south-southwest of the southern tip of Baja, California, and 2,875 miles east-southeast of Hilo as of 5 a.m. today, Tropical Storm Calvin had maximum sustained winds of 50 mph while moving west at 16 mph, according to the National Hurricane Center in Miami.

Calvin is expected to continue on its current trajectory for the next couple of days while continuing to strengthen, forecasters said.

Tropical-storm-force winds extend outward up to 45 miles from the storm’s center, weather officials said.