Climatological Report (Daily)
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000
CDUS43 KLOT 170632
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN APR 17 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 16 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         76    144 PM  87    2002  59     17       66
  MINIMUM         41    456 AM  18    1875  39      2       45
  AVERAGE         59                        49     10       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.97 1921   0.11  -0.11      T
  MONTH TO DATE    0.69                      1.75  -1.06     2.08
  SINCE MAR 1      4.03                      4.25  -0.22     3.18
  SINCE JAN 1      6.10                      7.77  -1.67     6.04

SNOWFALL (IN)
  YESTERDAY        0.0           5.4  1961   0.0    0.0      0.0
  MONTH TO DATE    1.1                       1.0    0.1      0.0
  SINCE MAR 1      3.7                       6.6   -2.9      7.1
  SINCE JUL 1     31.2                      36.4   -5.2     50.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        6                        16    -10        9
  MONTH TO DATE  367                       302     65      225
  SINCE MAR 1   1032                      1143   -111     1135
  SINCE JUL 1   5040                      5877   -837     6315

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


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     6.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           300 AM
 LOWEST     31           200 PM
 AVERAGE    54

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        88      1976
 MINIMUM TEMPERATURE (F)   39        17      1875


SUNRISE AND SUNSET
APRIL 17 2016.........SUNRISE   607 AM CDT   SUNSET   735 PM CDT
APRIL 18 2016.........SUNRISE   606 AM CDT   SUNSET   737 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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