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CDUS43 KLOT 082147
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
443 PM CDT WED MAY 8 2013


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...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 8 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         79    153 PM  91    1963  68     11       70
  MINIMUM         48    440 AM  29    1983  46      2       52
  AVERAGE         64                        57      7       61

PRECIPITATION (IN)
  TODAY            0.00          1.26 1880   0.11  -0.11     0.00
  MONTH TO DATE    0.18                      0.92  -0.74     2.98
  SINCE MAR 1     10.86                      6.80   4.06     7.31
  SINCE JAN 1     17.45                     10.32   7.13    10.81

SNOWFALL (IN)
  TODAY            0.0           0.5  1923   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  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            1                         9     -8        4
  MONTH TO DATE   56                        80    -24       33
  SINCE MAR 1   1592                      1413    179      850
  SINCE JUL 1   5994                      6147   -153     4823

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE    5                         6     -1       15
  SINCE MAR 1     13                        16     -3       58
  SINCE JAN 1     13                        16     -3       58
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     4.5


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    80           500 AM
 LOWEST     26           300 PM
 AVERAGE    53

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        94      1934
 MINIMUM TEMPERATURE (F)   46        27      1983


SUNRISE AND SUNSET
MAY  8 2013...........SUNRISE   539 AM CDT   SUNSET   758 PM CDT
MAY  9 2013...........SUNRISE   537 AM CDT   SUNSET   759 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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