Climatological Report (Daily)
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000
CDUS43 KLOT 242240
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CST TUE FEB 24 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR FEBRUARY 24 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         28    359 PM  64    1930  38    -10       25
  MINIMUM          4   1235 AM -11    1873  23    -19       12
  AVERAGE         16                        31    -15       19

PRECIPITATION (IN)
  TODAY            0.01          1.11 2001   0.08  -0.07     0.00
  MONTH TO DATE    1.09                      1.48  -0.39     2.48
  SINCE DEC 1      3.29                      5.46  -2.17     7.24
  SINCE JAN 1      2.50                      3.21  -0.71     5.30

SNOWFALL (IN)
  TODAY            T             6.5  1965   0.3   -0.3      0.0
  MONTH TO DATE   20.6                       8.0   12.6     19.5
  SINCE DEC 1     34.5                      27.3    7.2     67.4
  SINCE JUL 1     37.4                      28.7    8.7     68.3

DEGREE DAYS
 HEATING
  TODAY           49                        34     15       46
  MONTH TO DATE 1186                       909    277     1120
  SINCE DEC 1   3518                      3343    175     3924
  SINCE JUL 1   4961                      4599    362     5207

 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    26   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    16.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    68           200 PM
 LOWEST     55           600 AM
 AVERAGE    62

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        72      2000
 MINIMUM TEMPERATURE (F)   23        -9      1900


SUNRISE AND SUNSET
FEBRUARY 24 2015......SUNRISE   635 AM CST   SUNSET   535 PM CST
FEBRUARY 25 2015......SUNRISE   633 AM CST   SUNSET   537 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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