Climatological Report (Daily)
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000
CDUS43 KLOT 162239
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CST MON JAN 16 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JANUARY 16 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         36    359 PM  57    1990  31      5       30
  MINIMUM         30   1250 AM -25    1982  16     14        9
  AVERAGE         33                        24      9       20

PRECIPITATION (IN)
  TODAY            0.55          0.56 1885   0.05   0.50     0.00
  MONTH TO DATE    1.26                      0.96   0.30     0.60
  SINCE DEC 1      3.03                      3.21  -0.18     5.47
  SINCE JAN 1      1.26                      0.96   0.30     0.60

SNOWFALL (IN)
  TODAY            T             6.4  1885   0.3   -0.3      0.0
  MONTH TO DATE    0.4                       5.3   -4.9      5.0
  SINCE DEC 1     18.1                      13.5    4.6      9.5
  SINCE JUL 1     18.1                      14.9    3.2     20.7

DEGREE DAYS
 HEATING
  TODAY           32                        42    -10       45
  MONTH TO DATE  670                       658     12      633
  SINCE DEC 1   1901                      1813     88     1433
  SINCE JUL 1   2730                      3069   -339     2406

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  LT FREEZING RAIN
  SLEET
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 PM
 LOWEST     78          1200 AM
 AVERAGE    89

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1894
 MINIMUM TEMPERATURE (F)   16       -23      1982


SUNRISE AND SUNSET
JANUARY 16 2017.......SUNRISE   716 AM CST   SUNSET   447 PM CST
JANUARY 17 2017.......SUNRISE   716 AM CST   SUNSET   448 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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