Climatological Report (Daily)
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000
CDUS43 KLOT 282240
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST SAT FEB 28 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR FEBRUARY 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         21    258 PM  61    1895  40    -19       30
  MINIMUM        -10R   536 AM   0    1884  24    -34        3
  AVERAGE          6                        32    -26       17

PRECIPITATION (IN)
  TODAY            0.00          1.35 1882   0.08  -0.08     0.00
  MONTH TO DATE    1.43                      1.79  -0.36     2.48
  SINCE DEC 1      3.63                      5.77  -2.14     7.24
  SINCE JAN 1      2.84                      3.52  -0.68     5.30

SNOWFALL (IN)
  TODAY            0.0          11.3  1900   0.3   -0.3      0.0
  MONTH TO DATE   26.4                       9.1   17.3     19.5
  SINCE DEC 1     40.3                      28.4   11.9     67.4
  SINCE JUL 1     43.2                      29.8   13.4     68.3

DEGREE DAYS
 HEATING
  TODAY           59                        33     26       48
  MONTH TO DATE 1405                      1043    362     1328
  SINCE DEC 1   3737                      3478    259     4132
  SINCE JUL 1   5180                      4734    446     5415

 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    10   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           700 AM
 LOWEST     39           200 PM
 AVERAGE    65

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        71      1992
 MINIMUM TEMPERATURE (F)   25        -5      1962


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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