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CDUS43 KLOT 020637
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU MAY 2 2013


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 1 2013...

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)
 YESTERDAY
  MAXIMUM         84    320 PM  90    1951  65     19       65
  MINIMUM         56   1159 PM  30    1943  44     12       49
  AVERAGE         70                        54     16       57

PRECIPITATION (IN)
  YESTERDAY        0.00          2.35 1873   0.11  -0.11     0.09
  MONTH TO DATE    0.00                      0.11  -0.11     0.09
  SINCE MAR 1     10.68                      5.99   4.69     4.42
  SINCE JAN 1     17.27                      9.51   7.76     7.92

SNOWFALL (IN)
  YESTERDAY        0.0           1.6  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
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        11    -11        8
  MONTH TO DATE    0                        11    -11        8
  SINCE MAR 1   1536                      1344    192      825
  SINCE JUL 1   5938                      6078   -140     4798

 COOLING
  YESTERDAY        5                         0      5        0
  MONTH TO DATE    5                         0      5        0
  SINCE MAR 1     13                        10      3       43
  SINCE JAN 1     13                        10      3       43
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     9.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           600 AM
 LOWEST     34           300 PM
 AVERAGE    59

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        91      1959
 MINIMUM TEMPERATURE (F)   44        27      1875


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.




$$

BMD