Climatological Report (Daily)
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CDUS43 KLOT 210644
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST SAT JAN 21 2017


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR JANUARY 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1996 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         40    233 PM  46    2006  31      9       24
  MINIMUM         37    145 AM  -6    2008  16     21       14
  AVERAGE         39                        23     16       19

PRECIPITATION (IN)
  YESTERDAY        0.16          0.80 2006   0.05   0.11      T
  MONTH TO DATE    2.04                      1.07   0.97     0.26
  SINCE DEC 1      3.26                      2.90   0.36     3.07
  SINCE JAN 1      2.04                      1.07   0.97     0.26

DEGREE DAYS
 HEATING
  YESTERDAY       26                        42    -16       46
  MONTH TO DATE  794                       829    -35      859
  SINCE DEC 1   2011                      1976     35     1662
  SINCE JUL 1   2865                      3246   -381     2674

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


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (70)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     4.2



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


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        48      1997
 MINIMUM TEMPERATURE (F)   16        -4      2000


SUNRISE AND SUNSET
JANUARY 21 2017.......SUNRISE   714 AM CST   SUNSET   453 PM CST
JANUARY 22 2017.......SUNRISE   713 AM CST   SUNSET   454 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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