At 300 AM MDT (0900 UTC), the center of Tropical Storm Estelle was located near latitude 17.2 North, longitude 114.0 West. Estelle is moving toward the west-northwest near 9 mph (15 km/h) and this general motion is expected to continue for the next couple of days.
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Maximum sustained winds are near 70 mph (110 km/h) with higher gusts. Strengthening is forecast during the next couple of days, and Estelle is expected to become a hurricane later today.
Tropical-storm-force winds extend outward up to 150 miles (240 km) from the center.
The estimated minimum central pressure is 991 mb (29.27 inches).
Estelle is not expected to threaten the coast of Mexico.