Climatological Report (Daily)
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000
CDUS43 KLOT 280634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST SAT FEB 28 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 27 2015...

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)
 YESTERDAY
  MAXIMUM         14    250 PM  75    1976  40    -26       18
  MINIMUM         -2   1242 AM  -6    1897  24    -26        4
                                      1879
  AVERAGE          6                        32    -26       11

PRECIPITATION (IN)
  YESTERDAY        0.00          1.08 1876   0.08  -0.08      T
  MONTH TO DATE    1.43                      1.71  -0.28     2.48
  SINCE DEC 1      3.63                      5.69  -2.06     7.24
  SINCE JAN 1      2.84                      3.44  -0.60     5.30

SNOWFALL (IN)
  YESTERDAY        0.0           2.9  1954   0.2   -0.2       T
  MONTH TO DATE   26.4                       8.8   17.6     19.5
  SINCE DEC 1     40.3                      28.1   12.2     67.4
  SINCE JUL 1     43.2                      29.5   13.7     68.3
  SNOW DEPTH      10

DEGREE DAYS
 HEATING
  YESTERDAY       59                        33     26       54
  MONTH TO DATE 1346                      1010    336     1280
  SINCE DEC 1   3678                      3444    234     4084
  SINCE JUL 1   5121                      4700    421     5367

 COOLING
  YESTERDAY        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    14   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     8.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           200 AM
 LOWEST     46          1100 AM
 AVERAGE    59

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        61      1895
 MINIMUM TEMPERATURE (F)   24         0      1884


SUNRISE AND SUNSET
FEBRUARY 28 2015......SUNRISE   629 AM CST   SUNSET   540 PM CST
MARCH  1 2015.........SUNRISE   627 AM CST   SUNSET   542 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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