Climatological Report (Daily)
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CDUS43 KLOT 240635
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN SEP 24 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 23 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         95R  1246 PM  93    1937  73     22       75
  MINIMUM         75    534 AM  35    1974  54     21       70
                                      1947
  AVERAGE         85                        63     22       73

PRECIPITATION (IN)
  YESTERDAY        0.00          2.09 1961   0.11  -0.11     0.00
  MONTH TO DATE    0.56                      2.59  -2.03     0.58
  SINCE SEP 1      0.56                      2.59  -2.03     0.58
  SINCE JAN 1     28.61                     29.14  -0.53    25.23

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE   18                        43    -25        0
  SINCE SEP 1     18                        43    -25        0
  SINCE JUL 1     23                        48    -25        0

 COOLING
  YESTERDAY       20                         2     18        8
  MONTH TO DATE  150                       107     43      211
  SINCE SEP 1    150                       107     43      211
  SINCE JAN 1   1056                      1017     39     1403
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SE (120)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     5.8



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)   72        91      2007
 MINIMUM TEMPERATURE (F)   54        30      1928


SUNRISE AND SUNSET
SEPTEMBER 24 2017.....SUNRISE   641 AM CDT   SUNSET   644 PM CDT
SEPTEMBER 25 2017.....SUNRISE   642 AM CDT   SUNSET   643 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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