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252
CDUS43 KLOT 182136
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT THU AUG 18 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR AUGUST 18 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         85    259 PM  98    1947  82      3       83
  MINIMUM         70    217 AM  49    1963  63      7       67
  AVERAGE         78                        72      6       75

PRECIPITATION (IN)
  TODAY            0.74          2.85 1990   0.17   0.57     0.40
  MONTH TO DATE    1.79                      2.98  -1.19     1.42
  SINCE JUN 1     10.87                     10.13   0.74    11.39
  SINCE JAN 1     24.51                     23.21   1.30    22.88

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE JUN 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     13                        52    -39       52
  SINCE JUL 1      0                         4     -4       13

 COOLING
  TODAY           13                         8      5       10
  MONTH TO DATE  231                       151     80      188
  SINCE JUN 1    779                       599    180      552
  SINCE JAN 1    853                       653    200      605
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     65           100 PM
 AVERAGE    79

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        99      1983
                                             1947
 MINIMUM TEMPERATURE (F)   63        51      1992


SUNRISE AND SUNSET
AUGUST 18 2016........SUNRISE   603 AM CDT   SUNSET   747 PM CDT
AUGUST 19 2016........SUNRISE   604 AM CDT   SUNSET   745 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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