Climatological Report (Daily)
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CDUS43 KLOT 180639
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1237 AM CST WED JAN 18 2017


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR JANUARY 17 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         39    209 PM  44    2015  30      9        8
  MINIMUM         35   1159 PM  -8    1997  16     19       -1
  AVERAGE         37                        23     14        4

PRECIPITATION (IN)
  YESTERDAY        0.29R         0.07 2004   0.06   0.23     0.00
  MONTH TO DATE    1.56                      0.90   0.66     0.26
  SINCE DEC 1      2.78                      2.73   0.05     3.07
  SINCE JAN 1      1.56                      0.90   0.66     0.26

DEGREE DAYS
 HEATING
  YESTERDAY       28                        42    -14       61
  MONTH TO DATE  707                       703      4      694
  SINCE DEC 1   1924                      1850     74     1497
  SINCE JUL 1   2778                      3120   -342     2509

 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   6   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     7.5



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        44      2013
 MINIMUM TEMPERATURE (F)   16        -5      1997


SUNRISE AND SUNSET
JANUARY 18 2017.......SUNRISE   716 AM CST   SUNSET   449 PM CST
JANUARY 19 2017.......SUNRISE   715 AM CST   SUNSET   450 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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