Climatological Report (Daily)
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000
CDUS43 KLOT 012144
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
444 PM CDT SAT AUG 1 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR AUGUST 1 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         87    157 PM 100    1988  83      4       85
  MINIMUM         64    513 AM  51    1990  64      0       62
  AVERAGE         76                        74      2       74

PRECIPITATION (IN)
  TODAY            0.00          2.55 1961   0.17  -0.17     0.15
  MONTH TO DATE    0.00                      0.17  -0.17     0.15
  SINCE JUN 1      9.97                      7.32   2.65    10.10
  SINCE JAN 1     21.46                     20.40   1.06    24.93

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           11                         9      2        9
  MONTH TO DATE   11                         9      2        9
  SINCE JUN 1    375                       457    -82      386
  SINCE JAN 1    428                       511    -83      447
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    10.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    68           600 AM
 LOWEST     35           100 PM
 AVERAGE    52

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       101      1991
 MINIMUM TEMPERATURE (F)   64        51      1985


SUNRISE AND SUNSET
AUGUST  1 2015........SUNRISE   545 AM CDT   SUNSET   810 PM CDT
AUGUST  2 2015........SUNRISE   546 AM CDT   SUNSET   809 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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