Climatological Report (Daily)
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951
CDUS43 KLOT 170642
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST TUE JAN 17 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         39   1044 PM  56    1990  31      8       32
  MINIMUM         33    828 AM -19    1977  18     15       14
  AVERAGE         36                        25     11       23

PRECIPITATION (IN)
  YESTERDAY        0.53R         0.43 1935   0.07   0.46     0.00
  MONTH TO DATE    1.35                      1.17   0.18     0.53
  SINCE DEC 1      2.60                      3.74  -1.14     5.93
  SINCE JAN 1      1.35                      1.17   0.18     0.53

DEGREE DAYS
 HEATING
  YESTERDAY       29                        40    -11       42
  MONTH TO DATE  636                       639     -3      592
  SINCE DEC 1   1804                      1755     49     1323
  SINCE JUL 1   2516                      2890   -374     2133

 COOLING
  YESTERDAY        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)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   E (90)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     6.0



WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        58      1952
 MINIMUM TEMPERATURE (F)   18       -17      1982


SUNRISE AND SUNSET
JANUARY 17 2017.......SUNRISE   715 AM CST   SUNSET   448 PM CST
JANUARY 18 2017.......SUNRISE   714 AM CST   SUNSET   449 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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