2()i 



WINDS OF THE GLOliE. 



(Nos. 60 aud 51 ) Northern and Northeastern Minnesotai.— Continued. 



Time of 

 the year. 



Surface 

 wind. 



Motion of 

 clouds. 



Two pre- 

 ceding 

 com- 

 biiie.l. 



Spring 

 Summer 

 Autumn 

 Winter 

 I, Tlie year' 

 f I Spring 



j Summer 

 I Autumn 

 I I Winter 

 i I Tlie year' 

 Spring 

 Summer 

 Autuiuu 

 Winter 

 The year" 



W 



317 1116 270 

 189 986 304 

 4331 644 234; 

 378! 434: 167 



186, 64 



59 71 



145 9 



84, 77 



4441302 334 



268 1045 375 



5531 789 326 



460 518' 244 



... 1 ... , 



M 





M 





i<l 





.Sjs 







tn 





■s" 



101 



176 



412 



398 



112 



237 



560 



431 



104 



206 



514 



601 



124 



183 



606 



582 



23 



"39 



125 



260 



7 



35 



168 



314 



34 



57 



174 



325 



15 



54 



152 



161 



124 



215 



537 



658 



11.9 



272 



728 



745 



138 



263 



688 



926 



139 



237 



758 



743 



o^ si 



^t o' 



635 



407 

 748 

 989 



252 

 269 

 348 

 259 



887 

 676' 

 1096 



375 N. 

 473 N. 

 281 N. 

 310 N. 

 ... N. 

 ... N. 

 ... N. 

 ... N. 

 ... N. 

 ... |N. 

 375 N. 

 473 N. 



0^26' W. 

 4 15 W. 

 43 20 W. 



59 11 W. 

 33 8 W. 

 47 3 W. 

 73 14 W. 



60 56 W. 

 63 25 W. 

 62 3 W. 

 13 51 W. 



41 8 W. 

 49 17 W. 

 60 3 W. 



42 57 W. 



,27 N. 

 12i! S. 

 28 1 N. 

 .35^ 

 .23 

 .40 

 ,54i 



59° E. .14 

 59 K. .14 

 83 W. .06^ 

 87 W. .12 



51 E. 1.12 

 71^ W. .14 

 72i E. 1.02 

 49' E. .05 



^t» E. 

 47i E. 

 79| W. 

 84 W. 



Computed from the resultants for the seasons. 



(Nos. 52 and 53.) North-western Wisconsin. 



Observed at the following places, viz..: — • 



AMand, Bay City or Whittle^eij, by Edwin Ellis, for an aggregate period of 52 months, in the 

 years 1856 to 1861 inclu.sive. 



Baijjkld, by H. J. Nourse, for an aggregate period of 22 months, in the years 1S6T, 1868 and 1869. 



Odanah, by Edwin Ellis, for an aggregate period of 34 months, in the years 1861 to 18C6 inclusive. 



Superior, by W. H. Newton, L. and R. Washington, C. Loring, Jr., Wm. Mann, G. R. Stuntz, 

 and E. B. Bly, for an aggregate period of nearly five years in the years 1855, 1866 and 1860 to 1863 

 inclusive. 







EELATlVh PSEVALEN( E OP WlNn.^ FEOM THE 











Different Puint.s of this Compass. 



ar3 



is 







H 





H 





^ 





■ ^ 







Kind of observations. 



Timeoftlie 





i>^ 





r', Jf 









^■a 



. 



Direction of t'o 







year. 





0^ 



i.t/1 





g/ 





ofc 



b..a 



resultant. : ■- ^ 









.c 



as -S 



H 



.c 



> 



■s 



^ s 



.S'a 



1 5 









Z 



^S w 



03.2 



5 



ui£ 



^ 



^i 



6 



&~ 





>> 



r r 



Spring 



52 



124 



49 



15 



33 



2( 



30 



37 





N. :-'5 ' 0' E. i .346 





1; 



No. of 

 observat'ns. 



Summer 



63 



243 



51 



45 



79 



151 



94 



80 





N. 3 5 W., .079 





Autumn 



41 



159 



20 



21 



37 



24.' 



59 



106 





N. SB IS W. .231 







Winter 



491 53 



7 



U 



18 



lOS 



85 



55 





N. 82 5 W. 



.380 







The vear» 









... 













N. 44 22 W. 



.147 







r 



Spring 



166 



1401 



357 



42 



90 



22: 



290 



290 



... \ 



N. 33 43 E. 



.45 







1 



Summer 



387 



25R4 



334 



122 



208 



88; 



693 



810 





N. 10 51 E. 



.32 





'i oS 



No. of miles. ■} 



Autumn 



257 



2189 



223 



105 125 



vm 



.378 



1172 





N. 4 27 W. 



.30 









Winter 



305 



383 



18 



30 



36 26t 



409 



332 





N. 42 43 W. 



.43 





lis 





The year« 













1 ••• 







N. 15 W. 



.33 





r 



Spring 



3.19 11.30 



7.29 



2.80 



2.73 8.7s 



9.67 



7.84 











tC-B" 



Mean velocity in 



Snmmer 



7.30 10.63 



6.55 



2.71 2.63 5.8C 



7.37 



10.12 











cq S 



miles per hour. 



Autumn 



6.27113.77 



11.15 



5.00 3.38 



4.47 



6.41 



11.06 













I [ 



Winter 



6.22 7.23 



2 57 



2.14 2.00 



2.44 



4.81 



6.04 







• 





' From this table wo obtain the following 



summary of results : — • 







1 



Spring. 



Summer. 



Autumn. 



Winter 



Tftc yc.ir. 





Average velocity of all winds in miles per 



hour 



7.82 



7.55 



8.07 



4.56 



7.00 





Velocity in mean direction, on the suppos 



tion that the winds 















from every point of the compass move 



with the foregoing 















average velocity ..... 





2.71 



0.60 



1.86 



1.73 



1.03 





True velocity in mean direction, giving to 



the winds from the 















several points of the compass each their r 



wn average velocity. 















as shown in the table above 





3.55 



2.39 2.44 



1.97 



2.30 





Excess of the laltiT over the former . 





+ .84 - 



fl.79 +.58 



+ .24 



+ 1.27 





2 Compntud from the resultants for the se 



asous. 



1 





