SUMMARY FOR THE MONTH OF. . MN _ .1911-- --, 191 
Data for pressure dry and wet thermometers, dew-point, humidity, vapor pressure, and mean cloudiness are in 75th meridian time. All other data are in 
the standard of time in local use. 
STATION. 
REDUCED. 
Mean. 
Highest. 
w 
Date. 
Lowest. 
oo 
Date. 
Absolute 
range. 
Mean. 
Highest. 
00 
Date. 
Lowest. 
00 
Date. 
Absolute 
range. 
8 a. m. 
8 p. m. 
Monthly. 
(?) 
8 a. m. 
8 p. m. 
Monthly. 
(?) 
Ta.tfU 
37,C,oV 
vT' 
37/S3 
n 
/7 
27773 
J r, . /r 
z-7-7/ 
/ 7 
a. 7 7 
Corrected mean_ 
Corrected mean— _ 
Zf.fTF 
3,500-ft „ - 
10,000-ft_ 
PRESSURE. _ 
(Correction to reduce to a 24-hour mean ' 
TEMPERATURE. 
MEAN. 
Dry. 
Wet. 
Max. 
Min. 
Monthly. 
(?) 
8 a. m. 
8 p. m. 
(8+8)*2 
(?) 
8 a. m. 
8 p. in. 
Monthly. 
(?) 
C9.3 
7 7 A 
Dew-point. 
Relative Humidity. 
Vapor Pressure. 
8 a. m. 
8 p. m. 
Monthly. 
{§) 
8 a. m. 
8 p. m. 
Monthly. 
(9) 
8 a. in. 
8 p. m. 
Monthly. 
(9) 
7,6'U 
7C3 
■ 7JY 
Sea- 
level. 
3,500- 
ft. 
10,000- 
ft. 
High¬ 
est. 
Date. 
Lowest. 
Date. 
Absolute 
range. 
Greatest 
daily range. 
Date. 
Least daily 
range. 
Date. 
(?) 
( 9) 
(?) 
(i) 
(i) 
(*•) 
(0 
(i) 
(0 
(i) 
(i) 
/o 0 
7 C ' 
AT/ 
n 
27 
77 
7* 
zT 
NUMBER OF DAYS WITH— (j) 
Maximum. 
32° 
or below. 
90° 
or above. 
/O 
Minimum. 
32° 
or below. 
Zero 
or below. 
o 
WIND. 
Total movement 
(mid. to mid.). 
¥ 7*7 
Average 
hourly 
velocity. 
AJL 
Prevailing 
direction. 
Ip) 
Maximum 
velocity. 
(r) 
JJ 
Direction. 
(r) 
Date. 
(r) 
// 
Number or Times Wind Observed from the- 
/ 
NE. 
E. 
qj> 
SE. 
sw. 
w. 
NW. 
Calm. 
o 
WEATHER. 
Mean Cloudiness. 
Sunshine. 
Number of Days. 
Number of Days with Precipitation (Mid. to Mid.). 
8 a. m. 
8 p. m. 
Monthly. 
(0 
Percentage of 
possible. 
Clear. 
Partly cloudy. 
Cloudy. 
Clear. 
(u) 
Partly cloudy. 
(») 
Cloudy. 
(«) 
7.7 
+f.f 
/ ^ 
// 
/ 
3 
MISCELLANEOUS PHENOMENA. 
DATES OF—(MIDNIGHT TO MIDNIGHT). 
Frosts. 
Thunderstorms. 
(») 
Winds. 
(40 miles or over.) 
Light. 
Heavy. 
Killing. 
y.V.'Af' 2 C r 
Z 
Solar 
Halos. 
Lunar 
Halos. 
TOTAL 
AMOUNT. 
Greatest 
Amount in 24 
Consecutive 
Hours. 
EXCESSIVE. 
2.50 Inches in 24 Hours. 
0 ) * 
I Inch per Hour. 
0 ) 
Ain’t. 
Date. 
(*) 
Am’t. 
Duration. 
ll. m. 
Date. 
(k) 
Am’t. 
Duration. 
h. m. 
Date. 
(k) 
LSS. 
-2-3 
L 
- \ 
— 
Foq. 
Light. 
Dense. 
Haze. 
Smoke. 
Light. 
Dense. 
Light. 
Dense. 
Hail. 
Aurora. 
PRECIPITATION (in inches and hundredths), (m) 
NUMBER OF DAYS WITH—(Min. To Mid.). 
Trace. 
<J' 
.01 
or more. 
S 
.04 
or more. 
£ 
.25 
or more. 
1.00 
or more. 
Z. 
Total. 
/*? 
Snow. 
Trace .01 or 
or more 
more. I melted. 
G 
SNOW. 
Average 
Total 
Depth ai 
Depth. 
End of 
(?) 
Month. 
o 
& 
(re) Maximum precipitation in 5 minutes date__; 10 minutes f. 2-77- --, date--; 15 minutes date- "FsFF... 
s_date_ 377 -. _; 1 hour_ c.-F-F- , date_-; 2 hours— AtS.**. -, date-- 
30 minutes. 
EXCESSIVE. 
Total Duration. 
Total 
Excessive Rate. 
Ain’t 
before 
Accumulated Depths during Excessive Rate, for Consecutive Periods of Time indicated below. 
Date. 
precipi- 
excess- 
5 
10 
15 
20 
25 
30 
35 
40 
45 
50 
GO 
80 
100 
120 
From— 
To— 
tation. 
Began— 
Ended— 
began. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
min. 
^-3 
S~L J-v 
/.?3 
6 : 2 -/ 
.0 2- 
. /L 
. 2- 2- 
,3 6 
.s~r 
,63 
2-3" 
i 
2 T‘, <* 
/;h°^ 
1.73 
/a : 
/a: 
/, r- t 
.*r 
,/<> 
*3/ 
■ 3<> 
♦ The duration is the time precipitation was actually recorded. 
8-154 
Prepared by - 
Weather Bureau. 
