Climatological Report (Daily)
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CDUS43 KLOT 170633
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST WED JAN 17 2018


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR JANUARY 16 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1996 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         25    243 PM  47    2006  30     -5       37
  MINIMUM         11    428 AM -16    2009  16     -5       28
  AVERAGE         18                        23     -5       33

PRECIPITATION (IN)
  YESTERDAY        T             0.85 2017   0.06  -0.06     0.85
  MONTH TO DATE    0.20                      0.84  -0.64     1.27
  SINCE DEC 1      0.47                      2.67  -2.20     2.49
  SINCE JAN 1      0.20                      0.84  -0.64     1.27

DEGREE DAYS
 HEATING
  YESTERDAY       47                        42      5       32
  MONTH TO DATE  757                       661     96      679
  SINCE DEC 1   1920                      1808    112     1896
  SINCE JUL 1   2996                      3078    -82     2750

 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   9   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     9.3



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        44      2015
 MINIMUM TEMPERATURE (F)   16        -8      1997


SUNRISE AND SUNSET
JANUARY 17 2018.......SUNRISE   716 AM CST   SUNSET   447 PM CST
JANUARY 18 2018.......SUNRISE   716 AM CST   SUNSET   449 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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