Hurricane Roslyn is expected to strengthen to a Category 4 storm on the west coast of Mexico and make landfall later this week.
Roslyn had wind gusts of 130 mph as of Saturday morning. National Hurricane Center.
“Additional strengthening is forecast today,” the hurricane center added. “While some weakening is possible beginning tonight, Roslyn is still expected to be near or at major hurricane strength when it makes landfall on Sunday.”
Roslyn’s sustained winds increased to 60 mph in the 24 hours from Friday to Saturday morning, indicating rapid intensification. A storm is blowing Rapid intensity When its maximum sustained winds increase to 35 mph in 24 hours or less.
The major hurricane is located about 150 miles west-southwest of Manzanillo, Mexico. Rosslyn continues north-northwest about 8 mph parallel to the southwest Mexican coast. “Landslides are possible along the Mexican state of Nayarit on Sunday morning,” the hurricane center said.
Tropical storm force winds are expected to reach the coast this afternoon and hurricane conditions are expected by tonight.
Las Islas Marías — an archipelago about 60 miles off the mainland — remains under a hurricane warning as of Saturday morning, along with parts of the west-central mainland coast from Playa Perula to El Rablito.
Hurricane warnings are often issued 36 hours before a tropical storm makes landfall, and any preparations made before the storm’s arrival should be completed quickly.
Roslyn will bring dangerous storm surges and flooding rains to coastal areas of southwest and west-central Mexico over the next 48 hours.
Here are the latest rainfall forecasts according to the Hurricane Center:
- Michoacán and lower coast of Colima: 1 to 3 inches
- Jalisco: 4 to 8 inches with a maximum of 10 inches on the north coast
- Upper Coast of Colima, Islas Marias, and western Nayarit including southeastern Sinaloa: 4 to 6 inches with a maximum of 8 inches
- South Durango West Zacatecas: 1 to 3 inches with a maximum of 5 inches
“These rains will lead to flooding and landslides in areas with rough terrain,” the hurricane center said.
The hurricane center added that dangerous storm surge will bring significant coastal flooding near and east of where Roslyn’s center makes landfall on Sunday.
“Rapid weakening after landfall is expected as Roslyn moves through the Sierra Madre Occidentals mountains,” the hurricane center said. The official forecast track shows the system remaining low by Monday.
Storm Arlene is tracking like a hurricane caused a landslide It dissipated further inland as a Category 1 storm just north of the Nayarit-Sinaloa border on October 3. Arlene strengthened into a Category 4 storm Over open water the previous day.
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