Hurricane Erin rapidly strengthened into a Category 4 storm. It is not expected to make a direct hit on the U.S. but will create dangerous surf.

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

Hurricane Erin reached Category 4 on the Saffir-Simpson scale, with maximum sustained winds of 215 km/h, the National ...

Erin, a power Atlantic hurricane, strengthen into destructive Category 3 in the Caribbean and likely to grow more to reach next level at Saffir-Simpson Hurricane Wind ScaleThe National ...

Hurricane Erin exploded in strength on Saturday, rapidly intensifying to a Category 4 storm with winds of 145 mph. The National Hurricane Center said that continued “rapid strengthening is expected ...

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

Hurricane status is likely to be achieved soon as Erin continues to organize and strengthen. Once winds reach 74mph it will ...

Let's break it down. Big Picture -What It Measures: As the name implies, the current version is strictly a wind scale that rates a hurricane's sustained winds (not gusts) from Category 1 through 5.

Following a hurricane at a CATEGORY 4, most of an area will be “uninhabitable” for anywhere between weeks or months. CATEGORY 5: This is the highest category on the Saffir-Simpson wind scale.

In a study, Michael Wehner, PhD, and the Berkeley Lab found that the Saffir-Simpson Hurricane Wind Scale fails to tell the full story of higher wind speeds. "The strongest storms are getting stronger.