35 miles per hour
Very Fast
The Winds of Autumn - 1976 is rated/received certificates of: Iceland:12 Sweden:15 USA:PG
The regular storms have to be at least 40mph fast
The winds of a hurricane must be at least 119 km/h.
A little ove 750 mph that is
Hurricane Katrina had peak winds of 175 mph.
It varies widely. The weakest have winds of about 65 mph, while the strongest have winds over 300 mph.
If you mean Katrina peak winds were 175 mph. If you mean Katia peak winds were 135 mph.
205 Kph.
bcoz of fast currents of winds above the umbrella
Jet Streams-200 mph Summit Winds-120 mph
More kinetic energy.