Climatological Report (Daily)
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000
CDUS43 KLOT 240640
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST TUE FEB 24 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 23 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         12    300 PM  66    2000  38    -26       28
  MINIMUM         -4    703 AM -18    1873  23    -27       15
  AVERAGE          4                        30    -26       22

PRECIPITATION (IN)
  YESTERDAY        0.00          1.45 1985   0.08  -0.08     0.00
  MONTH TO DATE    1.08                      1.40  -0.32     2.48
  SINCE DEC 1      3.28                      5.38  -2.10     7.24
  SINCE JAN 1      2.49                      3.13  -0.64     5.30

SNOWFALL (IN)
  YESTERDAY        0.0           5.5  1967   0.3   -0.3      0.0
  MONTH TO DATE   20.6                       7.7   12.9     19.5
  SINCE DEC 1     34.5                      27.0    7.5     67.4
  SINCE JUL 1     37.4                      28.4    9.0     68.3
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       61                        35     26       43
  MONTH TO DATE 1137                       875    262     1074
  SINCE DEC 1   3469                      3309    160     3878
  SINCE JUL 1   4912                      4565    347     5161

 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    21   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     9.9


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    62           800 PM
 LOWEST     38           100 PM
 AVERAGE    50

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        64      1930
 MINIMUM TEMPERATURE (F)   23       -11      1873


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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