Climatological Report (Daily)
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CDUS43 KLOT 230633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU MAR 23 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 22 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         37    105 PM  83    2012  49    -12       63
  MINIMUM         28   1110 PM  -1    1888  31     -3       40
  AVERAGE         33                        40     -7       52

PRECIPITATION (IN)
  YESTERDAY        0.00          1.13 1993   0.09  -0.09     0.00
  MONTH TO DATE    1.01                      1.72  -0.71     1.30
  SINCE MAR 1      1.01                      1.72  -0.71     1.30
  SINCE JAN 1      5.40                      5.24   0.16     3.37

SNOWFALL (IN)
  YESTERDAY        0.0           3.4  1993   0.1   -0.1      0.0
  MONTH TO DATE    7.8                       4.5    3.3      2.6
  SINCE MAR 1      7.8                       4.5    3.3      2.6
  SINCE JUL 1     26.1                      34.0   -7.9     30.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       32                        25      7       13
  MONTH TO DATE  615                       632    -17      482
  SINCE MAR 1    615                       632    -17      482
  SINCE JUL 1   4540                      5366   -826     4490

 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    23   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED    11.9


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    63          1000 PM
 LOWEST     44           100 PM
 AVERAGE    54

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        80      1907
 MINIMUM TEMPERATURE (F)   31         9      1940


SUNRISE AND SUNSET
MARCH 23 2017.........SUNRISE   649 AM CDT   SUNSET   707 PM CDT
MARCH 24 2017.........SUNRISE   648 AM CDT   SUNSET   709 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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