Climatological Report (Daily)
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000
CDUS43 KLOT 110650
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
150 AM CDT THU SEP 11 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 10 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80    204 PM  95    2013  77      3       95
                                      1983
  MINIMUM         56   1159 PM  44    1943  57     -1       77
  AVERAGE         68                        67      1       86

PRECIPITATION (IN)
  YESTERDAY        1.31          2.48 1922   0.10   1.21     0.00
  MONTH TO DATE    2.45                      1.13   1.32     0.15
  SINCE SEP 1      2.45                      1.13   1.32     0.15
  SINCE JAN 1     34.53                     26.26   8.27    32.52

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE    0                        13    -13        0
  SINCE SEP 1      0                        13    -13        0
  SINCE JUL 1      5                        26    -21       11

 COOLING
  YESTERDAY        3                         4     -1       21
  MONTH TO DATE   68                        49     19       91
  SINCE SEP 1     68                        49     19       91
  SINCE JAN 1    783                       789     -6      856
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    15.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           800 AM
 LOWEST     62           300 PM
 AVERAGE    76

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        95      1952
 MINIMUM TEMPERATURE (F)   56        42      1993


SUNRISE AND SUNSET
SEPTEMBER 11 2014.....SUNRISE   627 AM CDT   SUNSET   708 PM CDT
SEPTEMBER 12 2014.....SUNRISE   629 AM CDT   SUNSET   706 PM CDT


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




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