Climatological Report (Daily)
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CDUS43 KLOT 282242
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CST WED JAN 28 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JANUARY 28 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         33    359 PM  60    1914  31      2        3
                                      1876
  MINIMUM         19    732 AM -13    1977  17      2      -11
                                      1963
  AVERAGE         26                        24      2       -4

PRECIPITATION (IN)
  TODAY            0.00          0.71 1909   0.05  -0.05     0.00
  MONTH TO DATE    1.27                      1.58  -0.31     2.81
  SINCE DEC 1      2.06                      3.83  -1.77     4.75
  SINCE JAN 1      1.27                      1.58  -0.31     2.81

SNOWFALL (IN)
  TODAY            0.0           2.4  2003   0.4   -0.4      0.0
  MONTH TO DATE   12.5                       9.7    2.8     33.1
  SINCE DEC 1     12.5                      18.2   -5.7     47.3
  SINCE JUL 1     15.4                      19.6   -4.2     48.2

DEGREE DAYS
 HEATING
  TODAY           39                        41     -2       69
  MONTH TO DATE 1207                      1156     51     1388
  SINCE DEC 1   2222                      2311    -89     2671
  SINCE JUL 1   3665                      3567     98     3954

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           300 AM
 LOWEST     49          1100 AM
 AVERAGE    69

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        63      2013
 MINIMUM TEMPERATURE (F)   17       -16      1966
                                             1873


SUNRISE AND SUNSET
JANUARY 28 2015.......SUNRISE   708 AM CST   SUNSET   501 PM CST
JANUARY 29 2015.......SUNRISE   707 AM CST   SUNSET   502 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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