Climatological Report (Daily)
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CDUS43 KLOT 180634
CLIPWK


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST SUN FEB 18 2018


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

...THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR FEBRUARY 17 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         36    306 PM  65    2017  36      0       65
  MINIMUM         17    438 AM   2    2006  21     -4       26
  AVERAGE         27                        28     -1       46

PRECIPITATION (IN)
  YESTERDAY        T             0.59 2008   0.03  -0.03     0.00
  MONTH TO DATE    T                         0.56  -0.56     0.19
  SINCE DEC 1      1.22                      4.02  -2.80     3.63
  SINCE JAN 1      0.95                      2.19  -1.24     2.41

DEGREE DAYS
 HEATING
  YESTERDAY       38                        37      1       19
  MONTH TO DATE  735                       660     75      568
  SINCE DEC 1   3128                      3087     41     2919
  SINCE JUL 1   4204                      4357   -153     3773

 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   5   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     6.8



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


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


THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        69      2017
 MINIMUM TEMPERATURE (F)   21        -8      2006


SUNRISE AND SUNSET
FEBRUARY 18 2018......SUNRISE   643 AM CST   SUNSET   528 PM CST
FEBRUARY 19 2018......SUNRISE   642 AM CST   SUNSET   529 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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