Climatological Report (Daily)
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000
CDUS43 KLOT 132136
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT SAT SEP 13 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR SEPTEMBER 13 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         58    224 PM  98    1939  76    -18       67
  MINIMUM         41    530 AM  39    1890  56    -15       52
  AVERAGE         50                        66    -16       60

PRECIPITATION (IN)
  TODAY            0.00          6.64 2008   0.11  -0.11     0.00
  MONTH TO DATE    2.58                      1.45   1.13     0.15
  SINCE SEP 1      2.58                      1.45   1.13     0.15
  SINCE JAN 1     34.66                     26.58   8.08    32.52

SNOWFALL (IN)
  TODAY            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

DEGREE DAYS
 HEATING
  TODAY           15                         3     12        5
  MONTH TO DATE   42                        20     22        5
  SINCE SEP 1     42                        20     22        5
  SINCE JUL 1     47                        33     14       16

 COOLING
  TODAY            0                         3     -3        0
  MONTH TO DATE   68                        60      8      116
  SINCE SEP 1     68                        60      8      116
  SINCE JAN 1    783                       800    -17      881
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     9.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     51           200 PM
 AVERAGE    72

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        99      1939
 MINIMUM TEMPERATURE (F)   55        40      1985


SUNRISE AND SUNSET
SEPTEMBER 13 2014.....SUNRISE   630 AM CDT   SUNSET   705 PM CDT
SEPTEMBER 14 2014.....SUNRISE   631 AM CDT   SUNSET   703 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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