8 



Code Table V 



Symbol F — Wind force, Beaufort scale 



Beaufort 

 number 



Code 

 figures 



Zero 



One... 

 Two... 

 Three.. 

 Four.. 

 Five- 

 Six.— 

 Seven.. 

 Eight.. 

 Nine.. 

 Ten- 

 Eleven. 

 Twelve 



Calm 



Light airs 



Light breeze 



Gentle breeze 



M oderate breeze 



Fresh breeze 



Strong breeze 



High wind (moderate gale) 



Gale (fresh gale) 



Strong gale 



Whole gale ' 



Storm 1 



Hurricane ' 





 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 9 

 9 

 9 



1 When force is in excess of strong gale use code figure 9 and add word " gale," "storm," 

 or "hurricane" (as the case may be) to the end of the message. 



Code Table VI 



Symbols ww — Present weather 

 (Weather at time of observation. Abridged for United States ships) 



Weather 



Code 



figures 



Cloudless (less than one-tenth of sky covered) . . 



Partly cloudy (0.1 to 0.5 of sky covered) 



Cloudy (0.6 to 0.9 of sky covered) 



Overcast (sky completely covered) 



Mist 



Squally weather 



Signs of a tropical storm forming 



Signs that a tropical storm has formed 



Fog (moderate or thick) 



Fog (moderate) has continued during last hour 



Fog (thick) has continued during last hour 



Drizzle 



Drizzle and fog 



Rain 



Rain and snow mixed 



Snow or sleet 



Showers 



Thunderstorm 



00 

 01 

 02 

 03 

 08 

 14 

 18 

 19 

 40 

 41 

 42 

 50 

 57 

 60 

 68 

 70 

 80 

 90 



