Climatological Report (Daily)
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000
CDUS43 KLOT 300635
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT THU OCT 30 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 29 2014...

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)
 YESTERDAY
  MAXIMUM         49    320 PM  78    1999  57     -8       57
                                      1901
  MINIMUM         36   1144 PM  19    1925  39     -3       42
  AVERAGE         43                        48     -5       50

PRECIPITATION (IN)
  YESTERDAY        0.00          1.19 1875   0.10  -0.10      T
  MONTH TO DATE    2.45                      2.94  -0.49     1.53
  SINCE SEP 1      5.16                      6.15  -0.99     4.10
  SINCE JAN 1     37.24                     31.28   5.96    36.47

SNOWFALL (IN)
  YESTERDAY        0.0           1.2  1917   0.0    0.0      0.0
  MONTH TO DATE    T                         0.2   -0.2       T
  SINCE SEP 1      T                         0.2   -0.2       T
  SINCE JUL 1      T                         0.2   -0.2       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        17      5       15
  MONTH TO DATE  348                       362    -14      363
  SINCE SEP 1    454                       467    -13      431
  SINCE JUL 1    459                       480    -21      442

 COOLING
  YESTERDAY        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    22   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     9.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          1100 PM
 LOWEST     53           300 AM
 AVERAGE    68

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        85      1950
 MINIMUM TEMPERATURE (F)   39        21      1988


SUNRISE AND SUNSET
OCTOBER 30 2014.......SUNRISE   722 AM CDT   SUNSET   548 PM CDT
OCTOBER 31 2014.......SUNRISE   723 AM CDT   SUNSET   547 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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