Climatological Report (Daily)
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000
CDUS43 KLOT 272233
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CST MON NOV 27 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR NOVEMBER 27 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         56    220 PM  67    1990  42     14       44
  MINIMUM         31    551 AM   2    1887  27      4       32
  AVERAGE         44                        35      9       38

PRECIPITATION (IN)
  TODAY            0.00          2.93 1990   0.11  -0.11     0.05
  MONTH TO DATE    1.75                      2.84  -1.09     0.70
  SINCE SEP 1     10.77                      9.20   1.57     6.23
  SINCE JAN 1     42.51                     34.33   8.18    33.21

SNOWFALL (IN)
  TODAY            0.0           5.8  1891   0.1   -0.1      0.0
  MONTH TO DATE    0.1                       0.9   -0.8       T
  SINCE SEP 1      0.1                       1.1   -1.0       T
  SINCE JUL 1      0.1                       1.1   -1.0       T

DEGREE DAYS
 HEATING
  TODAY           21                        30     -9       27
  MONTH TO DATE  695                       645     50      482
  SINCE SEP 1    983                      1147   -164      771
  SINCE JUL 1    988                      1160   -172      771

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        3
  SINCE SEP 1    208                       103    105      192
  SINCE JAN 1    991                       843    148     1157
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     3.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           600 AM
 LOWEST     47           100 PM
 AVERAGE    70

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        69      1905
 MINIMUM TEMPERATURE (F)   27         0      1887
                                             1872


SUNRISE AND SUNSET
NOVEMBER 27 2017......SUNRISE   656 AM CST   SUNSET   423 PM CST
NOVEMBER 28 2017......SUNRISE   657 AM CST   SUNSET   422 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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