Table 5. Extreme wind speed, significant wave height and extreme wave heights for specified return periods for the West 

 Coast, Hawaii and the east coast of the U.S. Survey areas are shown in Fig. 48. (1 foot = 0.3 meter) 



(Data from NOAA, Ref. 38) 



Extreme wind speed for specified return periods. 



100 



109 



27 



66 



108 



125 



28 



68 



78 



88 



29 



67 



94 



103 



30 



67 



91 



100 



31 



59 



86 



96 



32 



73 



91 



102 



33 



71 



104 



120 



34 



70 



105 



120 



35 



71 



110 



128 



36 



75 



109 



125 



37 



69 



102 



118 



38 



77 



102 



119 



39 



73 



103 



120 



40 



73 



102 



118 



41 



74 



100 



116 



42 



75 



96 



111 



43 



76 



91 



104 



44 



77 



89 



100 



45 



76 



50 Yr 

 87 



95 



104 



93 



101 



92 



100 



93 



101 



99 



107 



91 



98 



101 



109 



96 



104 



96 



104 



97 



105 



98 



107 



100 



108 



101 



110 



100 



108 



97 



106 



— Significant wave height estimates (feet) for 

 specified return periods. 



J Yr 



10 Yr 



25 Yi 



44 



50 



59 



37 



42 



49 



31 



36 



42 



37 



42 



50 



35 



40 



47 



36 



41 



48 



38 



43 



50 



— E.xtreme wave height estimates (feet) for 

 specified return periods. 



10 



80 



90 



11 



74 



84 



12 



68 



77 



13 



65 



74 



14 



59 



66 



15 



61 



69 



16 



62 



70 



17 



62 



70 



18 



60 



68 



19 



58 



66 



20 



58 



66 



90 



106 



119 



134 



76 



89 



100 



112 



64 



75 



84 



95 



76 



90 



101 



113 



72 



85 



95 



107 



74 



87 



97 



109 



77 



90 



102 



114 



96 



113 



127 



142 



03 



120 



135 



152 



90 



106 



119 



134 



84 



98 



111 



124 



77 



90 



101 



114 



74 



87 



98 



110 



51 



58 



45 



51 



51 



58 



51 



57 



50 



56 



51 



57 



51 



57 



54 



60 



41 



49 



55 



42 



49 



55 



43 



46 



52 



44 



29 



33 



45 



33 



37 



46 



27 



30 



47 



32 



36 



48 



27 



31 



49 



55 



61 



50 



101 



113 



106 



119 



102 



115 



105 



118 



104 



117 



104 



117 



92 



103 



104 



117 



103 



115 



101 



114 



103 



116 



103 



115 



96 



■ 108 



109 



122 



103 



116 



103 



115 



97 



109 



30 



