Tropical Cyclone Scales

Tropical cyclone Narelle now a category 3

Tropical Cyclone Narelle will rapidly intensify, hit Australia 3 times

Tropical Cyclone Narelle is on a direct path toward northeastern Australia, where it will make a rare landfall as a powerful storm.

· 4d · on MSN

Cyclone Narelle could be the first storm in 21 years to make landfall three times

· 1d · on MSN

Tropical cyclone Narelle could make 3 landfalls, forecast says

· 18h

Severe flooding expected as Tropical Cyclone Narelle hits Queensland

People living in parts of northern Australia have been told to take shelter after a cyclone made landfall on Friday morning.

· 2d

Australia news live: PM links heckling at Lakemba mosque to government’s move to outlaw ‘extremist organisations’

· 1d

Far North Queensland takes cover as severe system tears into coast - as it happened

WWLTV

Saffir-Simpson hurricane scale: How to measure a tropical cyclone's strength

ST. PETERSBURG, Fla. -- The easiest and most straightforward way to measure a hurricane's strength is to use the Saffir-Simpson scale. Divided into five categories, the scale designates each hurricane based on its sustained wind speed and estimates what ...

Weatherzone on MSN

Cyclone Narelle to reach category 5 before Queensland landfall

Tropical Cyclone Narelle is forecast to become a powerful category 5 system before making landfall over northern Queensland later this week.