Emily Mae Czachor, a reporter and news editor at CBSNews.com, reports on Hurricane Polo’s rapid intensification off the coast of southwestern Mexico. As a seasoned journalist who frequently covers extreme weather, Czachor provides an important update on this significant development.

On Tuesday, Hurricane Polo intensified quickly, reaching Category 5 strength with winds escalating from 150 mph to 160 mph. The National Hurricane Center has warned of the threat of severe flooding in the Mexican states of Guerrero and Michoacán.

As of 6 a.m., the hurricane was positioned approximately 220 miles south of Zihuatanejo in Guerrero and about 360 miles south-southeast of Manzanillo in Colima. The storm is moving eastward at 6 mph along Mexico’s Pacific Coast.

“Rainfall may produce life-threatening flooding and mudslides, especially in areas of steep terrain,” stated the hurricane center.

A tropical storm watch is in place from Tecpan de Galeana, Guerrero, to Manzanillo, according to meteorologists who anticipate storm conditions in the area within 48 hours.

Forecasters expect Polo to maintain its trajectory before veering northwest on Tuesday night and Wednesday, bringing its core near the southwestern coast in the coming days. While the storm is projected to remain offshore, heavy rainfall leading to life-threatening flooding and mudslides is a significant concern, especially in regions with steep terrain.

Rainfall in parts of Guerrero and Michoacán could reach between 4 and 8 inches, with isolated areas receiving up to 12 inches by Thursday. Coastal regions in Oaxaca, Colima, and Jalisco may see 3 to 6 inches of rain through Thursday.