Climatological Report (Daily)
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530
CDUS43 KLOT 142235
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CST SAT JAN 14 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JANUARY 14 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         35    257 PM  60    1928  31      4       44
  MINIMUM         27   1244 AM -14    1979  16     11       24
  AVERAGE         31                        24      7       34

PRECIPITATION (IN)
  TODAY            0.00          1.10 1871   0.06  -0.06     0.00
  MONTH TO DATE    0.71                      0.85  -0.14     0.59
  SINCE DEC 1      2.48                      3.10  -0.62     5.46
  SINCE JAN 1      0.71                      0.85  -0.14     0.59

SNOWFALL (IN)
  TODAY            0.0           6.3  1929   0.3   -0.3      0.0
  MONTH TO DATE    0.4                       4.6   -4.2      5.0
  SINCE DEC 1     18.1                      12.8    5.3      9.5
  SINCE JUL 1     18.1                      14.2    3.9     20.7

DEGREE DAYS
 HEATING
  TODAY           34                        41     -7       31
  MONTH TO DATE  598                       574     24      560
  SINCE DEC 1   1829                      1729    100     1360
  SINCE JUL 1   2658                      2985   -327     2333

 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     9   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     4.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69           100 AM
 LOWEST     52           300 PM
 AVERAGE    61

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1949
 MINIMUM TEMPERATURE (F)   16       -19      1979


SUNRISE AND SUNSET
JANUARY 14 2017.......SUNRISE   717 AM CST   SUNSET   445 PM CST
JANUARY 15 2017.......SUNRISE   717 AM CST   SUNSET   446 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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