Climatological Report (Daily)
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000
CDUS43 KLOT 092239
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CST FRI FEB 9 2018


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR FEBRUARY 9 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         28   1059 AM  56    1886  33     -5       25
  MINIMUM         21   1205 AM -21    1899  18      3       13
  AVERAGE         25                        26     -1       19

PRECIPITATION (IN)
  TODAY            0.57          1.56 1876   0.06   0.51     0.00
  MONTH TO DATE    1.18                      0.47   0.71     0.47
  SINCE DEC 1      3.31                      4.45  -1.14     5.11
  SINCE JAN 1      2.72                      2.20   0.52     3.34

SNOWFALL (IN)
  TODAY            7.3(thru 12pm) 12.6  2010 0.4    6.9      0.0
  MONTH TO DATE   14.9                       3.2   11.7       T
  SINCE DEC 1     24.8                      22.2    2.6     18.3
  SINCE JUL 1     24.9                      23.6    1.3     18.3

DEGREE DAYS
 HEATING
  TODAY           40                        39      1       46
  MONTH TO DATE  427                       359     68      338
  SINCE DEC 1   2837                      2793     44     2686
  SINCE JUL 1   3880                      4049   -169     3515

 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    21   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED    10.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  SNOW
  LIGHT SNOW
  FOG
  BLOWING SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           100 AM
 LOWEST     68           300 PM
 AVERAGE    80

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        63      1876
 MINIMUM TEMPERATURE (F)   19       -18      1899


SUNRISE AND SUNSET
FEBRUARY  9 2018......SUNRISE   655 AM CST   SUNSET   517 PM CST
FEBRUARY 10 2018......SUNRISE   654 AM CST   SUNSET   518 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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