Climatological Report (Daily)
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000
CDUS43 KLOT 230641
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST MON FEB 23 2015


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 22 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         28   1253 AM  68    1922  38    -10       35
  MINIMUM          2   1159 PM -14    1873  22    -20       21
  AVERAGE         15                        30    -15       28

PRECIPITATION (IN)
  YESTERDAY        T             0.95 1919   0.07  -0.07     0.00
  MONTH TO DATE    1.08                      1.32  -0.24     2.48
  SINCE DEC 1      3.28                      5.30  -2.02     7.24
  SINCE JAN 1      2.49                      3.05  -0.56     5.30

SNOWFALL (IN)
  YESTERDAY        T             4.6  1950   0.3   -0.3      0.0
  MONTH TO DATE   20.6                       7.4   13.2     19.5
  SINCE DEC 1     34.5                      26.7    7.8     67.4
  SINCE JUL 1     37.4                      28.1    9.3     68.3
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       50                        35     15       37
  MONTH TO DATE 1076                       840    236     1031
  SINCE DEC 1   3408                      3274    134     3835
  SINCE JUL 1   4851                      4530    321     5118

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    13.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           200 AM
 LOWEST     45           200 PM
 AVERAGE    60

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        66      2000
 MINIMUM TEMPERATURE (F)   23       -18      1873


SUNRISE AND SUNSET
FEBRUARY 23 2015......SUNRISE   636 AM CST   SUNSET   534 PM CST
FEBRUARY 24 2015......SUNRISE   635 AM CST   SUNSET   535 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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