It is expected to make landfall on the western coast of Mexico late Monday or early Tuesday.
"It could be a tropical depression or tropical storm at that point, but regardless it's going to be a significant increase", says Hopper.
Forecasters expected the storm to drop between 3 inches to 6 inches in Baja California and northwestern Sonora with isolated totals up to 10 inches.
How much rainfall will Rosa bring to Desert Southwest? .
Heavy rainfall is expected across the Baja peninsula as well as the southwestern United States, with the potential for life-threatening desert flash flooding and mountain landslides, the hurricane center said. Pacific Time, and was expected to reach Baja California on Monday as a tropical storm, as additional weakening was in the forecast over the next few days, the Miami-based center said.
The region bracing for Rosa's rain was already soaked by remnants of Hurricane Bud in June.
Rosa still had maximum sustained winds of 85 mph (140 kph) early Sunday and it was centered about 355 miles (570 kilometers) southwest of Punta Eugenia in Mexico.
Meanwhile, Tropical Storm Kirk caused power outages and heavy flooding across the eastern Caribbean and forced flight cancellations, officials said Friday.
The rain forecast extends to Wednesday, but the confidence is low.
Fortnite Season 6 Brings Adorable Pets
A few places on the map have been completely changed, while the Fortnite developer released some subtle changes for some of them. Impulse grenades, the silenced submachine gun, the light machine gun, bouncer pads, and remote explosives have all been vaulted.
Perfect without makeup
In an Instagram post, Alicia Keys and husband Swizz Beats posted a video about how they posed for a culture magazine together. Alicia Keys is still a superwoman slaying on red carpet relying only on good moisturizers, eyebrow gel and lipgloss.
In as much as most movies show how gambling is bad or addictive, look on the brighter side, it is a good way of making money. With so many people shaming gambling, directors are trying to put it out there that it is not as bad as people make it seem.