Hurricane Jimena has weakened to a Category 3 hurricane as it threatens vacation resorts on Mexico's Baja California peninsula.

A hurricane warning in effect for the southern part of the peninsula, which was already being pummeled by heavy winds, battering waves and bands of intense rain.

Maximum sustained winds had dropped to around 125 mph, and the storm was moving north-northwest near 12 mph Tuesday afternoon.

Click here to track the storm.

INTERACTIVE: The Strength of a Hurricane

The center of the storm was forecast to be near or over the southern portion of the peninsula by late Tuesday or early Wednesday.

Meanwhile, Tropical Storm Erika has formed in the open Atlantic, east of Antigua and Barbuda. The storm has top winds around 50 mph, and could grow stronger in the next couple of days.