Aluminum Flag Pole Wind Ratings & Size Chart

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Wind Ratings Map


The following ratings are for GROUND MOUNTED flagpoles ONLY.
Shoebase mounted flagpoles of equivalent configuration
will withstand approximately 85% of the wind ratings
as indicated below.

Exposed Height Butt Diameter Wall Thickness Continental Estate Independence Sentry Max. Wind unflagged recomm. Flag size Max. Wind alternate Flag size Max. Wind
15' 3" .125"   X     170 mph 2' x 3' 120 + 3' x 5' 120 +
20' 3" .125"   X     123 mph 4' x 6' 90 5' x 8' 85
20' 4" .125" X  x     147 mph 4' x 6' 100 5' x 8' 100
20' 5" .125" X x   X 230 mph 4' x 6' 120 + 5' x 8' 120 +
20' 5" .188" X  x    X 288 mph 4' x 6' 120 + 5' x 8' 120 +
25' 3" .125"   X     94 mph 4' x 6' 55 5' x 8' 50
25' 5" .125" X  x   X 136 mph 4' x 6' 100 5' x 8' 95
25' 5" .156" X x   X 175 mph 4' x 6' 115 5' x 8' 110
25' 5.5" .188" X       237 mph 4' x 6' 120 + 5' x 8' 120 +
25' 6" .156" X   X X 233 mph 4' x 6' 120 + 5' x 8' 120 +
25' 6" .188" X   X X 255 mph 4' x 6' 120 + 5' x 8' 120 +
30' 4" .125"   X     97 mph 5' x 8' 55 6' x 10' 50
30' 5" .125" X  x     100 mph 5' x 8' 90 6' x 10' 85
30' 5" .156" X x   X 114 mph 5' x 8' 90 6' x 10' 85
30' 6" .156" X   X  X 175 mph 5' x 8' 110 6' x 10' 105
30' 6" .188" X   X X 200 mph 5' x 8' 120 + 6' x 10' 120 +
35' 5" .125"   X     90 mph 5' x 8' 75 6' x 10' 75
35' 5" .156" X x   X 91 mph 5' x 8' 85 6' x 10' 80
35' 6" .156" X   X X 116 mph 5' x 8' 90 6' x 10' 85
35' 7" .156" X   X X 166 mph 5' x 8' 115 6' x 10' 110
35' 7" .188" X   X X 189 mph 5' x 8' 120 + 6' x 10' 120 +
40' 7" .156" X   X X 122 mph 6' x 10' 90 8' x 12' 85
40' 8" .188" X   X   178 mph 6' x 10' 120 + 8' x 12' 120 +
45' 8" .188" X   X   149 mph 6' x 10' 105 8' x 12' 100
50' 8" .188" X   X   115 mph 8' x 12' 90 10' x 15' 85
50' 10" .188" X   X   185 mph 8' x 12' 120 + 10' x 15' 115
60' 10" .188" X   X   121 mph 10' x 15' 90 12' x 18' 85
60' 10" .250" X   X   150 mph 10' x 15' 110 12' x 18' 105
60' 12" .250" X   X   179 mph 10' x 15' 125 12' x 18' 120 +
70' 10" .312" X   X   135 mph 12' x 18' 95 15' x 25' 90
70' 12" .250" X   X   153 mph 12' x 18' 110 15' x 25' 105
80' 12" .375" X   X   158 mph 15' x 25' 110 20' x 30' 105


Wind Chart for Flagpole Rating


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