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000
CDUS43 KLOT 182146
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
445 PM CDT FRI APR 18 2014


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR APRIL 18 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         51    211 PM  89    2002  60     -9       63
  MINIMUM         40    544 AM  23    1983  40      0       39
                                      1875
  AVERAGE         46                        50     -4       51

PRECIPITATION (IN)
  TODAY            0.00          3.83 1975   0.11  -0.11     3.54
  MONTH TO DATE    1.28                      1.98  -0.70     7.83
  SINCE MAR 1      2.99                      4.48  -1.49     9.83
  SINCE JAN 1      8.29                      8.00   0.29    16.42

SNOWFALL (IN)
  TODAY            0.0           0.6  2011   0.1   -0.1      0.0
  MONTH TO DATE    1.4                       1.1    0.3       T
  SINCE MAR 1     13.7                       6.7    7.0     10.4
  SINCE JUL 1     82.0                      36.3   45.7     30.0

DEGREE DAYS
 HEATING
  TODAY           19                        16      3       14
  MONTH TO DATE  336                       334      2      361
  SINCE MAR 1   1361                      1175    186     1355
  SINCE JUL 1   6776                      5909    867     5757

 COOLING
  TODAY            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    14   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     8.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73           500 AM
 LOWEST     50           200 PM
 AVERAGE    62

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        86      1985
 MINIMUM TEMPERATURE (F)   40        22      1983


SUNRISE AND SUNSET
APRIL 18 2014.........SUNRISE   606 AM CDT   SUNSET   736 PM CDT
APRIL 19 2014.........SUNRISE   605 AM CDT   SUNSET   737 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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