Climatological Report (Daily)
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000
CDUS43 KLOT 182137
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT THU JUN 18 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JUNE 18 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         79    140 PM  98    1954  81     -2       82
  MINIMUM         66    238 AM  45    1999  59      7       61
  AVERAGE         73                        70      3       72

PRECIPITATION (IN)
  TODAY            0.27          1.80 1892   0.11   0.16     0.65
  MONTH TO DATE    4.77                      2.13   2.64     3.07
  SINCE JUN 1      4.77                      2.13   2.64     3.07
  SINCE JAN 1     16.26                     15.21   1.05    17.90

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1     50.7                      36.6   14.1     82.0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE   33                        41     -8       12
  SINCE JUN 1     33                        41     -8       12
  SINCE JUL 1   6770                      6333    437     7135

 COOLING
  TODAY            8                         6      2        7
  MONTH TO DATE   72                        77     -5       91
  SINCE JUN 1     72                        77     -5       91
  SINCE JAN 1    125                       131     -6      152
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     8.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     56           300 PM
 AVERAGE    78

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       102      1953
 MINIMUM TEMPERATURE (F)   59        43      1980


SUNRISE AND SUNSET
JUNE 18 2015..........SUNRISE   516 AM CDT   SUNSET   830 PM CDT
JUNE 19 2015..........SUNRISE   516 AM CDT   SUNSET   830 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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