Climatological Report (Daily)
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000
CDUS43 KLOT 232138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT SUN AUG 23 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR AUGUST 23 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         77    140 PM  97    1947  81     -4       86
  MINIMUM         67   1048 AM  48    1904  62      5       68
  AVERAGE         72                        72      0       77

PRECIPITATION (IN)
  TODAY            T             2.35 2007   0.15  -0.15     0.34
  MONTH TO DATE    1.42                      3.75  -2.33     6.82
  SINCE JUN 1     11.39                     10.90   0.49    16.77
  SINCE JAN 1     22.88                     23.98  -1.10    31.60

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 JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     52                        52      0       17
  SINCE JUL 1     13                         4      9        5

 COOLING
  TODAY            7                         7      0       12
  MONTH TO DATE  211                       187     24      180
  SINCE JUN 1    575                       635    -60      557
  SINCE JAN 1    628                       689    -61      618
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    11.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           700 AM
 LOWEST     46           200 PM
 AVERAGE    65

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       100      1947
 MINIMUM TEMPERATURE (F)   62        48      1942


SUNRISE AND SUNSET
AUGUST 23 2015........SUNRISE   608 AM CDT   SUNSET   740 PM CDT
AUGUST 24 2015........SUNRISE   609 AM CDT   SUNSET   739 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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