Climatological Report (Daily)
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CDUS43 KLOT 272240
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CST TUE JAN 27 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JANUARY 27 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         32   1258 PM  62    1916  31      1        6
  MINIMUM         26   1237 AM -10    1955  16     10       -7
  AVERAGE         29                        24      5        0

PRECIPITATION (IN)
  TODAY            T             0.74 1967   0.05  -0.05     0.00
  MONTH TO DATE    1.27                      1.53  -0.26     2.81
  SINCE DEC 1      2.06                      3.78  -1.72     4.75
  SINCE JAN 1      1.27                      1.53  -0.26     2.81

SNOWFALL (IN)
  TODAY            T             6.6  1967   0.3   -0.3      0.0
  MONTH TO DATE   12.5                       9.3    3.2     33.1
  SINCE DEC 1     12.5                      17.8   -5.3     47.3
  SINCE JUL 1     15.4                      19.2   -3.8     48.2

DEGREE DAYS
 HEATING
  TODAY           36                        41     -5       65
  MONTH TO DATE 1165                      1115     50     1319
  SINCE DEC 1   2180                      2270    -90     2602
  SINCE JUL 1   3623                      3526     97     3885

 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    13   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     6.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LT FREEZING RAIN
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     53           400 PM
 AVERAGE    73

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1914
                                             1876
 MINIMUM TEMPERATURE (F)   17       -13      1977
                                             1963


SUNRISE AND SUNSET
JANUARY 27 2015.......SUNRISE   709 AM CST   SUNSET   500 PM CST
JANUARY 28 2015.......SUNRISE   708 AM CST   SUNSET   501 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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