tropical cyclone scales

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Hurricane Erin a Category 4

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· 2d · on MSN

Tropical Storm Erin on verge of becoming Atlantic season's first hurricane. Maps show its path and forecast.

The storm could strengthen to become the Atlantic's first hurricane of the season.

· 3h · on MSN

Hurricane Erin strengthens to a fierce Category 5 storm in the Atlantic

· 4d · on MSN

Will Tropical Storm Erin become a hurricane? What to know about storm categories

· 5h

Hurricane Erin downgraded to Category 3 as tropical storm warning issued for Turks and Caicos

Hurricane Erin was downgraded to a Category 3 hurricane early Sunday as a tropical storm warning was issued for the Turks and Caicos Islands and winds and heavy rains whipped the Virgin Islands and Pu...

· 20h

Hurricane Erin strengthens to 'very powerful' Category 5 storm in Caribbean

· 1d

CNN meteorologist breaks down ‘extreme’ rapid intensification of Hurricane Erin

· 15h

Category 4 Hurricane Erin moves past northern Caribbean islands but not forecast to hit land

The storm’s centre was forecast to remain at sea, passing north of Puerto Rico, according to the National Hurricane Center.

· 1d

Erin becomes the Atlantic season’s first hurricane. It’s set to rapidly intensify this weekend

· 8m

Bryan Norcross: Hurricane Erin is on track to stay offshore but US East Coast faces impacts

Hurricane Season Terms You Need To Know

Hurricane - The term for tropical cyclones in either the Atlantic or Eastern Pacific basins which have maximum sustained winds of at least 74 mph.

12h

Hurricane Erin remains an extremely dangerous Category 4 cyclone north of Caribbean

Hurricane Erin rapidly intensified into an extremely dangerous Category 5 cyclone as it stayed safely north of the Caribbean islands over the weekend.

Hurricane Swarms Are a Thing We Have to Worry About Now

Scientists have known climate change is increasing the severity of hurricanes for years now, but new research suggests it’s also leading to tropical cyclone clusters.

Is it time to rethink how we measure potential hurricane threats?

The longstanding hurricane rating system, the Saffir-Simpson Scale, only takes into account sustained wind speeds and not the full devastating impact of a hurricane.

2don MSN

Rapid intensification? Hurricane forecasters say Erin's winds could skyrocket.

Tropical Storm Erin, now spinning far out in the central Atlantic Ocean, could undergo rapid intensification into a powerful 125-mph hurricane.