How Hurricane Melissa’s gradual tempo could trigger extra harm : NPR

Metro Loud
5 Min Read


On this handout satellite tv for pc picture supplied by the Nationwide Oceanic and Atmospheric Administration (NOAA), Hurricane Melissa churns northwest by way of the Caribbean Sea captured on Oct. 27.

NOAA/Getty Photos South America


cover caption

toggle caption

NOAA/Getty Photos South America

A robust hurricane is barreling towards Jamaica with anticipation that it is going to be the strongest storm to hit the Caribbean island in fashionable historical past.

Hurricane Melissa started quickly intensifying over the weekend. It’s anticipated to make landfall early Tuesday morning in Jamaica, threatening to set off extreme flooding and catastrophic landslides, in line with the Nationwide Hurricane Heart (NHC). Not solely will the storm be sturdy, however its slow-moving tempo throughout the Caribbean will possible worsen its impacts.

Melissa can also be forecast to strike components of Cuba and the Bahamas later this week. The U.S. is just not anticipated to be affected.

As of Monday night, Melissa was a Class 5 hurricane on the Saffir-Simpson Hurricane Wind Scale, which means sustained wind speeds will likely be 157 miles per hour or better and catastrophic harm will happen. 

The prime minister of Jamaica, Andrew Holness, stated the nation has taken precautionary measures to reduce the impression of a Class 5 storm, reminiscent of relocating residents to security and organizing restoration efforts.

“There isn’t any infrastructure within the area that may stand up to a Class 5,” he stated at a press convention on Monday.

Fishing boats are tied up on Queen Street in Port Royal in Kingston, Jamaica on Oct. 27.

Fishing boats are tied up on Queen Road in Port Royal in Kingston, Jamaica on Oct. 27.

Ricardo Makyn/AFP through Getty Photos


cover caption

toggle caption

Ricardo Makyn/AFP through Getty Photos

Jamaica is anticipated to be within the storm’s eyewall, which refers back to the band of dense clouds surrounding the attention of the hurricane. The eyewall usually produces the fiercest winds and heaviest rainfall, in line with Deanna Therefore, a professor of local weather, meteorology and atmospheric sciences on the College of Illinois Urbana-Champaign.

“Sadly for them, it seems to be like it is going to get probably the most intense half,” she stated.

A part of the risk posed by Melissa lies in its depth mixed with its gradual tempo.

“When you might have a really slow-moving hurricane, it basically implies that one specific location will expertise all of these hurricane drive impacts for an extended time period,” Therefore added.

The same occasion occurred in Texas in 2017. Hurricane Harvey’s gradual motion throughout the state unleashed greater than 50 inches of rain and resulted in at the very least 89 deaths.

The Nationwide Hurricane Heart forecasts that Melissa may dump as much as 30 inches of rain on Jamaica. In response to the Nationwide Climate Service, 18 to 24 inches of fast-moving rain can carry away most giant SUVs and vans.

One other concern is the island’s mountainous terrain, which may trigger heavy rainfall to select up velocity because it flows downhill, growing the danger of flash flooding and landslides.

In response to the NHC, jap Cuba may obtain as much as 20 inches of rain whereas the southeast Bahamas is forecast to see as much as 10 inches of rainfall. Components of southwestern Haiti and the southern parts of the Dominican Republic are additionally prone to flash flooding and landslides.  

Hurricane season is underway, however local weather change can also be making bigger, extra highly effective storms extra frequent. Analysis means that slow-moving tropical storms have turn out to be extra frequent over the previous a number of a long time.

Share This Article