12:2 



STATE BOARD OF AGRICULTURE. 



Meteorological observations for the 7nonth of October, 1911, at Agricultural College, East 



Lansing, Michigan. 



Atmospheric Pressure. — (Reduced to sea level; inches and hundredths). — Mean, 30.08; highest, 30.39; date, 24; lowest, 

 29.62: date, 17. 



Temperattjre.— Highest, 71; date, 16; lowest, 26; date, 28; greatest daily range, 30; date, 8; least daily range, 3; date. 1. 



Precipitation.— Total this month, 5.00; snowfall, 0.3; greatest precipitation in 24 hours, 1.91; date, 1; snow on the ground 

 at end of month, 0. 



Wind. — Prevailing direction, east; total movement, 4143 miles; average hourly velocity, 5.6; maximum velocity (for five 

 minutes), 25 miles per hour, from west, on 4. 



Weather. — Number of days, clear, 6; partly cloudy, 9; cloudy, 16; on which .01 inch, or more, of precipitation occurred, 14. 



Miscellaneous Phenomena (dates of).— Auroras, 0; halos: solar, 3, 5, 13; lunar, 0; hail, 0; sleet, 23; fog, 11, 12, 15: thunder- 

 storms, 3, 16; *fro3t: light, 5; heavy, 0; killing, 8. 



♦Frosts are not recorded after the occurrence of "killing," except in Florida and along the immediate coast of the Gulf of 

 Mexico. 



DEWEY A. SEELEY, 

 Local Forecaster. Weather Bureau. 



