Climatological Report (Daily)
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000
CDUS43 KLOT 150633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST SUN FEB 15 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 14 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         27    442 AM  62    1954  35     -8       22
  MINIMUM          1   1159 PM -11    1905  20    -19       12
  AVERAGE         14                        27    -13       17

PRECIPITATION (IN)
  YESTERDAY        T             0.94 1950   0.06  -0.06     0.00
  MONTH TO DATE    1.04                      0.78   0.26     0.93
  SINCE DEC 1      3.24                      4.76  -1.52     5.69
  SINCE JAN 1      2.45                      2.51  -0.06     3.75

SNOWFALL (IN)
  YESTERDAY        0.2           8.3  1990   0.3   -0.1      0.0
  MONTH TO DATE   20.1                       4.9   15.2     13.4
  SINCE DEC 1     34.0                      24.2    9.8     61.3
  SINCE JUL 1     36.9                      25.6   11.3     62.2
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       51                        38     13       48
  MONTH TO DATE  635                       551     84      744
  SINCE DEC 1   2967                      2985    -18     3548
  SINCE JUL 1   4410                      4241    169     4831

 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    38   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    48   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    19.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  HAZE
  BLOWING SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           700 AM
 LOWEST     45           200 PM
 AVERAGE    61

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        69      1954
 MINIMUM TEMPERATURE (F)   20        -9      1905
                                             1875


SUNRISE AND SUNSET
FEBRUARY 15 2015......SUNRISE   648 AM CST   SUNSET   524 PM CST
FEBRUARY 16 2015......SUNRISE   646 AM CST   SUNSET   525 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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