RECORD OF BLIZZARDS 
469 
and the curve for Framheim that it does not occur 
there. 
The cause of the blizzards, their frequency, and the 
extent of country affected by them will be fully discussed 
in the scientific reports of the Expedition ; here one is 
only interested in them in so far as they affected the 
fortunes of the members of the Expedition. The fol- 
lowing table gives the number of hours blizzard winds 
were recorded at Cape Evans, and the mean temperature 
recorded while the winds were blowing : 
Tablk hi 
Number of blizzards recorded at Cape Evans 
A blizzard is taken as a southerly wind of 25 miles an hour or 
over. 
No, of hours 
with record. 
No, of hours 
of blizzard. 
Maximum temperature 
during the blizzards. 
February 191 1 
612 
+ 16-4 
March 
744 
404 
+ 57 
April 
720 
170 
~- 17 
May 
744 
72 
- 8-1 
June 
720 
163 
- 0-9 
July 
744 
258 
^ 9-8 
August 
726 
213 
- 6-3 
September 
720 
198 
- 4-6 
October 
744 
223 
- 1-4 
November 
720 
215 
+ 97 
December 
720 
159 
+ 22-6 
January 191 2 
744 
89 
+ 23-8 
February 
March 
