Enough banding has developed for Simon to be classified as a tropical storm WSW of Manzanilllo. A few heavy storms are brushing the coast in the area and there is the potential for flash flooding. Rainfall amounts could total up to 5 inches before the storm moves away from west central Mexico.
As of 2 AM PDT / 5 AM EDT Tropical storm Simon was centered at 18.1 N / 106.1 W or about 135 miles WSW Manzanillo, Mexico. It was moving WNW at about 10 mph. Top sustained winds are estimated at 40 mph. Pressure was estimated at 1002 mb.
Simon is forecast to move away from the west central coast of Mexico and west of Los Cabos this weekend. It may move toward the central Baja as a weakened tropical cyclone around Tuesday or Wednesday. It is possible that Simon will become a hurricane during the next 48 hours before it encounters wind shear and cooler water.