Climatological Report (Daily)
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CDUS43 KLOT 212242
CLIDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CST SAT JAN 21 2017


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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR JANUARY 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         59R   211 PM  40    1999  31     28
  MINIMUM         45   1201 AM  -7    2011  15     30
  AVERAGE         52                        23     29

PRECIPITATION (IN)
  TODAY            T             0.20 2005   0.04  -0.04
  MONTH TO DATE    1.91                      0.86   1.05
  SINCE DEC 1      3.05                      2.58   0.47
  SINCE JAN 1      1.91                      0.86   1.05

DEGREE DAYS
 HEATING
  TODAY           13                        42    -29
  MONTH TO DATE  809                       880    -71
  SINCE DEC 1   2077                      2053     24
  SINCE JUL 1   2988                      3307   -319

 COOLING
  TODAY            0                         0      0
  MONTH TO DATE    0                         0      0
  SINCE DEC 1      0                         0      0
  SINCE JAN 1      0                         0      0
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    11.4



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


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


THE DU PAGE  AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        50      2002
 MINIMUM TEMPERATURE (F)   15        -3      2014
                                             2013


SUNRISE AND SUNSET
JANUARY 21 2017.......SUNRISE   715 AM CST   SUNSET   455 PM CST
JANUARY 22 2017.......SUNRISE   714 AM CST   SUNSET   456 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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