Climatological Report (Daily)
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CDUS43 KLOT 032149
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
449 PM CDT THU MAY 3 2018


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 3 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         70    952 AM  92    1955  66      4       56
  MINIMUM         59    259 PM  30    2004  45     14       35
  AVERAGE         65                        55     10       46

PRECIPITATION (IN)
  TODAY            0.54          1.59 1919   0.12   0.42     0.00
  MONTH TO DATE    1.86                      0.35   1.51     0.10
  SINCE MAR 1      6.32                      6.23   0.09    10.54
  SINCE JAN 1     12.50                      9.75   2.75    14.93

SNOWFALL (IN)
  TODAY            0.0           1.3  1907   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      5.8                       6.8   -1.0      7.8
  SINCE JUL 1     36.1                      36.3   -0.2     26.1

DEGREE DAYS
 HEATING
  TODAY            0                        10    -10       19
  MONTH TO DATE    0                        32    -32       52
  SINCE MAR 1   1572                      1365    207     1176
  SINCE JUL 1   6030                      6099    -69     5101

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   18                         1     17        0
  SINCE MAR 1     18                        11      7       12
  SINCE JAN 1     18                        11      7       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     6.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     63           100 PM
 AVERAGE    78

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        92      1952
 MINIMUM TEMPERATURE (F)   45        32      1954


SUNRISE AND SUNSET
MAY  3 2018...........SUNRISE   545 AM CDT   SUNSET   753 PM CDT
MAY  4 2018...........SUNRISE   544 AM CDT   SUNSET   754 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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