422 



WIND AND WEATHER SCALES 



WIND, WEATHER, AND FOG SCALES.* 



WIND. 



No. 



Description. 



Miles per 

 Hour. 



No. 



Description. 



Miles per 

 Hour. 







Calm 



Under i 



7 



Strong wind 



32 to 38 



I 



Light breeze . . 



i to 3 



8 



Gale force 



39 » 46 



2 



" " 



4 „ 7 



9 



>> >? 



47 „ 54 



3 





8 „ 12 



10 



Storm force 



55 „ 63 



4 



Moderate breeze 



13 „ 18 



11 



>> >> 



64 » 75 



5 



,, 



19 » 24 



12 



Hurricane 





6 



Strong wind . . 



25 7 31 









WEATHER. 



b. blue sky. 



p. passing showers. 



c. clouds, detached. 



q. squally. 



d. drizzling rain. 



r. rain. 



e. wet without rain. 



s. snow. 



f. fog. 



t. thunder. 



g. gloomy. 



u. ugly appearance of 



h. hail. 



weather. 



1. lightning. 



v. objects unusually visible. 



m. misty. 



w. dew. 



0. 



overcast . 







z. haze. 





Intensity can be indicated by underlining. Duration of 

 rain, hail, snow, and sleet should always be recorded, and 

 can be indicated by a numeral preceding the letter ; thus 

 5r= five hours of rain. 



* Abbreviated from those issued by the Meteorological 

 Office ; revised form of Beaufort's scales. 



