Climatological Report (Daily)
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CDUS43 KLOT 050637
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT APR 5 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 4 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         48    815 AM  79    1929  54     -6       58
                                      1921
  MINIMUM         34   1159 PM  16    1975  35     -1       25
  AVERAGE         41                        45     -4       42

PRECIPITATION (IN)
  YESTERDAY        T             1.90 1947   0.11  -0.11     0.00
  MONTH TO DATE    0.53                      0.42   0.11     0.00
  SINCE MAR 1      2.24                      2.92  -0.68     2.00
  SINCE JAN 1      7.54                      6.44   1.10     8.59

SNOWFALL (IN)
  YESTERDAY        0.0           6.4  1920   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.4   -0.4      0.0
  SINCE MAR 1     12.3                       6.0    6.3     10.4
  SINCE JUL 1     80.6                      35.6   45.0     30.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       24                        20      4       23
  MONTH TO DATE   95                        84     11      113
  SINCE MAR 1   1120                       925    195     1107
  SINCE JUL 1   6535                      5659    876     5509

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         1     -1        0
  SINCE JAN 1      0                         1     -1        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    16.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     54           500 PM
 AVERAGE    73

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        85      1988
 MINIMUM TEMPERATURE (F)   35        18      1995
                                             1979


SUNRISE AND SUNSET
APRIL  5 2014.........SUNRISE   628 AM CDT   SUNSET   722 PM CDT
APRIL  6 2014.........SUNRISE   626 AM CDT   SUNSET   723 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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