Climatological Report (Daily)
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671
CDUS43 KLOT 242135
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT FRI MAR 24 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MARCH 24 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         82R   126 PM  79    1939  50     32       39
                                      1910
  MINIMUM         44    117 AM   5    1974  32     12       30
  AVERAGE         63                        41     22       35

PRECIPITATION (IN)
  TODAY            0.00          1.26 1969   0.08  -0.08     1.09
  MONTH TO DATE    1.03                      1.88  -0.85     2.50
  SINCE MAR 1      1.03                      1.88  -0.85     2.50
  SINCE JAN 1      5.42                      5.40   0.02     4.57

SNOWFALL (IN)
  TODAY            0.0           4.5  1947   0.1   -0.1       T
  MONTH TO DATE    7.8                       4.8    3.0      2.6
  SINCE MAR 1      7.8                       4.8    3.0      2.6
  SINCE JUL 1     26.1                      34.3   -8.2     30.1

DEGREE DAYS
 HEATING
  TODAY            2                        24    -22       30
  MONTH TO DATE  642                       681    -39      538
  SINCE MAR 1    642                       681    -39      538
  SINCE JUL 1   4567                      5415   -848     4546

 COOLING
  TODAY            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    30   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    15.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           300 AM
 LOWEST     25           300 PM
 AVERAGE    48

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        79      2007
 MINIMUM TEMPERATURE (F)   32        12      1974
                                             1940


SUNRISE AND SUNSET
MARCH 24 2017.........SUNRISE   648 AM CDT   SUNSET   709 PM CDT
MARCH 25 2017.........SUNRISE   646 AM CDT   SUNSET   710 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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