Climatological Report (Daily)
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000
CDUS43 KLOT 292235
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CST WED NOV 29 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR NOVEMBER 29 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         47    253 PM  68    1998  41      6       57
  MINIMUM         34    656 AM  -2    1872  26      8       44
  AVERAGE         41                        34      7       51

PRECIPITATION (IN)
  TODAY            0.00          1.73 2006   0.11  -0.11     0.00
  MONTH TO DATE    1.75                      3.05  -1.30     1.69
  SINCE SEP 1     10.77                      9.41   1.36     7.22
  SINCE JAN 1     42.51                     34.54   7.97    34.20

SNOWFALL (IN)
  TODAY            0.0           2.4  1953   0.1   -0.1      0.0
  MONTH TO DATE    0.1                       1.1   -1.0       T
  SINCE SEP 1      0.1                       1.3   -1.2       T
  SINCE JUL 1      0.1                       1.3   -1.2       T

DEGREE DAYS
 HEATING
  TODAY           24                        31     -7       14
  MONTH TO DATE  732                       707     25      515
  SINCE SEP 1   1020                      1209   -189      804
  SINCE JUL 1   1025                      1222   -197      804

 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    14   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58           400 PM
 LOWEST     40          1200 AM
 AVERAGE    49

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        66      1962
 MINIMUM TEMPERATURE (F)   26        -1      1947


SUNRISE AND SUNSET
NOVEMBER 29 2017......SUNRISE   658 AM CST   SUNSET   422 PM CST
NOVEMBER 30 2017......SUNRISE   659 AM CST   SUNSET   421 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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