Climatological Report (Daily)
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000
CDUS43 KLOT 272135
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT MON MAR 27 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MARCH 27 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         52    216 AM  82    1945  51      1       63
  MINIMUM         47    957 AM  12    1996  33     14       36
  AVERAGE         50                        42      8       50

PRECIPITATION (IN)
  TODAY            T             1.28 1908   0.09  -0.09     0.32
  MONTH TO DATE    2.04                      2.13  -0.09     2.82
  SINCE MAR 1      2.04                      2.13  -0.09     2.82
  SINCE JAN 1      6.43                      5.65   0.78     4.89

SNOWFALL (IN)
  TODAY            0.0           2.9  1942   0.2   -0.2      0.0
  MONTH TO DATE    7.8                       5.2    2.6      2.6
  SINCE MAR 1      7.8                       5.2    2.6      2.6
  SINCE JUL 1     26.1                      34.7   -8.6     30.1

DEGREE DAYS
 HEATING
  TODAY           15                        23     -8       15
  MONTH TO DATE  689                       752    -63      602
  SINCE MAR 1    689                       752    -63      602
  SINCE JUL 1   4614                      5486   -872     4610

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


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     6.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     74           200 PM
 AVERAGE    84

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        79      1986
 MINIMUM TEMPERATURE (F)   33         9      1887


SUNRISE AND SUNSET
MARCH 27 2017.........SUNRISE   642 AM CDT   SUNSET   712 PM CDT
MARCH 28 2017.........SUNRISE   641 AM CDT   SUNSET   713 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




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