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CDUS43 KLOT 022147
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CDT THU MAY 2 2013


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 2 2013...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         55   1205 AM  91    1959  66    -11       80
  MINIMUM         44    542 AM  27    1875  44      0       58
  AVERAGE         50                        55     -5       69

PRECIPITATION (IN)
  TODAY            0.11          1.28 2008   0.12  -0.01     0.00
  MONTH TO DATE    0.11                      0.23  -0.12     0.09
  SINCE MAR 1     10.79                      6.11   4.68     4.42
  SINCE JAN 1     17.38                      9.63   7.75     7.92

SNOWFALL (IN)
  TODAY            0.0           0.6  1940   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1     10.5                       6.8    3.7      0.3
  SINCE JUL 1     30.1                      36.3   -6.2     19.8

DEGREE DAYS
 HEATING
  TODAY           15                        11      4        0
  MONTH TO DATE   15                        22     -7        8
  SINCE MAR 1   1551                      1355    196      825
  SINCE JUL 1   5953                      6089   -136     4798

 COOLING
  TODAY            0                         0      0        4
  MONTH TO DATE    5                         0      5        4
  SINCE MAR 1     13                        10      3       47
  SINCE JAN 1     13                        10      3       47
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    13.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           400 AM
 LOWEST     66          1000 AM
 AVERAGE    75

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        92      1955
 MINIMUM TEMPERATURE (F)   45        30      2004


SUNRISE AND SUNSET
MAY  2 2013...........SUNRISE   546 AM CDT   SUNSET   752 PM CDT
MAY  3 2013...........SUNRISE   545 AM CDT   SUNSET   753 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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