Climatological Report (Daily)
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657
CDUS43 KLOT 182150
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
450 PM CDT WED MAY 18 2016


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 18 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65   1227 PM  93    1962  71     -6       77
  MINIMUM         41   1259 AM  34    2002  49     -8       49
  AVERAGE         53                        60     -7       63

PRECIPITATION (IN)
  TODAY            0.00          1.36 1926   0.13  -0.13     0.00
  MONTH TO DATE    3.66                      2.12   1.54     3.08
  SINCE MAR 1      9.80                      8.00   1.80     7.05
  SINCE JAN 1     11.87                     11.52   0.35     9.91

SNOWFALL (IN)
  TODAY            0.0           T    1894   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      3.7                       6.8   -3.1      7.1
  SINCE JUL 1     31.2                      36.6   -5.4     50.7

DEGREE DAYS
 HEATING
  TODAY           12                         7      5        2
  MONTH TO DATE  204                       158     46      107
  SINCE MAR 1   1386                      1491   -105     1477
  SINCE JUL 1   5394                      6225   -831     6657

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                        16    -16       29
  SINCE MAR 1      7                        26    -19       29
  SINCE JAN 1      7                        26    -19       29
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     7.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           700 AM
 LOWEST     48          1200 PM
 AVERAGE    60

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        94      1977
                                             1975
 MINIMUM TEMPERATURE (F)   49        36      1993
                                             1894


SUNRISE AND SUNSET
MAY 18 2016...........SUNRISE   528 AM CDT   SUNSET   809 PM CDT
MAY 19 2016...........SUNRISE   527 AM CDT   SUNSET   810 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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