Climatological Report (Daily)
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000
CDUS43 KLOT 152138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT WED OCT 15 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR OCTOBER 15 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         54    259 PM  88    1947  63     -9       64
  MINIMUM         50    648 AM  28    1876  43      7       49
  AVERAGE         52                        53     -1       57

PRECIPITATION (IN)
  TODAY            0.05          1.66 1967   0.10  -0.05     0.07
  MONTH TO DATE    2.43                      1.50   0.93     1.22
  SINCE SEP 1      5.14                      4.71   0.43     3.79
  SINCE JAN 1     37.22                     29.84   7.38    36.16

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE SEP 1      T                         0.1   -0.1      0.0
  SINCE JUL 1      T                         0.1   -0.1      0.0

DEGREE DAYS
 HEATING
  TODAY           13                        12      1        8
  MONTH TO DATE  171                       154     17       72
  SINCE SEP 1    277                       259     18      140
  SINCE JUL 1    282                       272     10      151

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    3                        10     -7       25
  SINCE SEP 1     84                       102    -18      168
  SINCE JAN 1    799                       842    -43      933
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           200 AM
 LOWEST     89           400 AM
 AVERAGE    93

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        87      1963
 MINIMUM TEMPERATURE (F)   43        28      1991


SUNRISE AND SUNSET
OCTOBER 15 2014.......SUNRISE   704 AM CDT   SUNSET   610 PM CDT
OCTOBER 16 2014.......SUNRISE   705 AM CDT   SUNSET   608 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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