When one hears the phrase, "wind shear is 20 knots over the hurricane", this typically refers to the difference in wind speed between 200 mb (the top ... any smaller scale changes that may occur ...

The hurricane has since dropped back to a Category 4 strength, with wind speeds of 145 mph and a central pressure of 924 mb, but is still ... Simpson Hurricane Wind Scale. While fluctuations ...

Video: Simulation shows full scale of damage on a house from Category 4 storm as Hurricane Ian closes in on Florida The Saffir-Simpson Hurricane Wind Scale is a 1 to 5 rating based only on a ...

As global temperatures continue to increase, making storms more intense, some researchers say that the Saffir-Simpson scale, which measures a hurricane's wind speeds, doesn't adequately address ...

An area of low pressure in the Atlantic has a 20 percent chance of reaching tropical cyclone strength in the next 48 hours.

Even without a landfall in Florida, the state is still expected to feel some impacts from Rafael, starting as early as today.