Climatological Report (Daily)
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CDUS43 KLOT 170640
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST MON NOV 17 2014


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    249 PM  73    1952  48    -17       61
  MINIMUM         18   1159 PM   6    1959  32    -14       42
  AVERAGE         25                        40    -15       52

PRECIPITATION (IN)
  YESTERDAY        0.01          1.20 1928   0.10  -0.09     0.40
  MONTH TO DATE    0.27                      1.66  -1.39     1.43
  SINCE SEP 1      5.46                      8.02  -2.56     7.12
  SINCE JAN 1     37.54                     33.15   4.39    39.49

SNOWFALL (IN)
  YESTERDAY        0.2           0.9  1920   0.0    0.2      0.0
  MONTH TO DATE    1.6                       0.2    1.4      0.4
  SINCE SEP 1      1.7                       0.4    1.3      0.4
  SINCE JUL 1      1.7                       0.4    1.3      0.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       40                        25     15       13
  MONTH TO DATE  422                       340     82      361
  SINCE SEP 1    924                       842     82      814
  SINCE JUL 1    929                       855     74      825

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     84                       103    -19      168
  SINCE JAN 1    799                       843    -44      933
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           200 AM
 LOWEST     68          1000 PM
 AVERAGE    82

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        74      1975
                                             1971
                                             1952
 MINIMUM TEMPERATURE (F)   32         3      1959


SUNRISE AND SUNSET
NOVEMBER 17 2014......SUNRISE   644 AM CST   SUNSET   429 PM CST
NOVEMBER 18 2014......SUNRISE   645 AM CST   SUNSET   428 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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