
4 Planning Considerations
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4.7.3 Wind Speed Statistics
Installers are recommended to contact the national meteorological office for the country
concerned to identify the likely wind speeds prevalent at the proposed location. This will
enable the installer to estimate the total wind loading on the support structures.
Examples of the sort of statistics that are available are:
USA - Reported Fastest Single Wind Velocities for Selected U.S. Cities
(Source: National Weather Service).
City, State
Wind Velocity
(mph)
Bismarck, North Dakota
72
Buffalo, New York
91
Chicago, Illinois
87
Hatteras, North Carolina
110
Miami, Florida
132
New York, New York
99
Pensacola, Florida
114
UK Meteorological Office,
www.meto.gov.uk
Peak wind speed contour maps can be found as Fig 3a/3b at:
http://www.meto.gov.uk/education/historic/1987.html
4Gon www.4Gon.co.uk [email protected] Tel: +44 (0)1245 808195 Fax: +44 (0)1245 808299