236 H. MOHN. METEOROLOGY. [2nd. ARC. EXP. fram 



The most frequent strong winds are from the north quadrant, and 

 North preponderates with 22.5 per cent. The southerly strong winds 

 have their maximum at SE, with 15.7 per cent. Easterly strong winds 

 are rather rare, and of westerly there are none. 



A velocity of 20 metres per second has been observed on 9 days, 

 in February, March, April, September and October. 



Velocities of 21 to 37 metres per second were measured on 5 days, 

 in February, March and September. 



The greatest velocity of the wind was measured on the 25*^' March, 

 1902. From midnight to 4 p. m., the anemometer indicated over 22 m.p.s., 

 and for 6 a. m. the journal gives as much as 36.4 as the reading, or 

 the velocity corrected 37.4 m. p. s. (83.7 miles an hour. Beaufort Scale 12). 



