Climatological Report (Daily)
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000
CDUS43 KLOT 160633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT MON MAR 16 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 15 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         62    412 PM  81    2012  46     16       40
  MINIMUM         29    422 AM   6    1890  29      0       27
                                      1877
  AVERAGE         46                        38      8       34

PRECIPITATION (IN)
  YESTERDAY        0.00          1.43 1943   0.08  -0.08      T
  MONTH TO DATE    0.13                      1.14  -1.01     1.17
  SINCE MAR 1      0.13                      1.14  -1.01     1.17
  SINCE JAN 1      2.99                      4.66  -1.67     6.47

SNOWFALL (IN)
  YESTERDAY        0.0           3.4  1912   0.2   -0.2      0.2
  MONTH TO DATE    0.7                       3.4   -2.7     11.0
  SINCE MAR 1      0.7                       3.4   -2.7     11.0
  SINCE JUL 1     44.3                      33.2   11.1     79.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       19                        27     -8       31
  MONTH TO DATE  482                       450     32      563
  SINCE MAR 1    482                       450     32      563
  SINCE JUL 1   5662                      5184    478     5978

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    10.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           600 AM
 LOWEST     36           400 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        82      2012
 MINIMUM TEMPERATURE (F)   29        -1      1900


SUNRISE AND SUNSET
MARCH 16 2015.........SUNRISE   702 AM CDT   SUNSET   659 PM CDT
MARCH 17 2015.........SUNRISE   700 AM CDT   SUNSET   700 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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