Hurricane Norbert has strengthened to a powerful, Category 4 storm off Mexico's Pacific coast.
A Category 5 storm is the strongest on the Saffir-Simpson scale.
The National Hurricane Center says the storm has maximum sustained winds near 135 mph (215 kph.) It is expected to sweep over the southern section of Mexico's Baja California peninsula over the weekend.
The center said that Norbert was moving west-northwest at near 9 mph (15 kph) on Wednesday afternoon.