Climatological Report (Daily)
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CDUS43 KLOT 260642
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT TUE SEP 26 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 25 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         92R   150 PM  91    1986  72     20       86
                                      1933
  MINIMUM         71    601 AM  30    1942  53     18       65
  AVERAGE         82                        62     20       76

PRECIPITATION (IN)
  YESTERDAY        0.00          2.00 1931   0.12  -0.12     0.01
  MONTH TO DATE    0.56                      2.82  -2.26     0.59
  SINCE SEP 1      0.56                      2.82  -2.26     0.59
  SINCE JAN 1     28.61                     29.37  -0.76    25.24

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE   18                        52    -34        0
  SINCE SEP 1     18                        52    -34        0
  SINCE JUL 1     23                        57    -34        0

 COOLING
  YESTERDAY       17                         2     15       11
  MONTH TO DATE  185                       111     74      229
  SINCE SEP 1    185                       111     74      229
  SINCE JAN 1   1091                      1021     70     1421
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     6.7



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        93      1998
 MINIMUM TEMPERATURE (F)   53        30      1928


SUNRISE AND SUNSET
SEPTEMBER 26 2017.....SUNRISE   643 AM CDT   SUNSET   641 PM CDT
SEPTEMBER 27 2017.....SUNRISE   644 AM CDT   SUNSET   639 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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