Climatological Report (Daily)
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000
CDUS43 KLOT 142138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT THU MAY 14 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 14 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         66    247 PM  92    1982  69     -3       56
  MINIMUM         43    228 AM  32    1895  48     -5       44
  AVERAGE         55                        59     -4       50

PRECIPITATION (IN)
  TODAY            0.00          1.95 1945   0.12  -0.12     0.02
  MONTH TO DATE    2.81                      1.63   1.18     3.62
  SINCE MAR 1      6.78                      7.51  -0.73     8.17
  SINCE JAN 1      9.64                     11.03  -1.39    13.47

SNOWFALL (IN)
  TODAY            0.0           T    1973   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      7.1                       6.8    0.3     13.7
  SINCE JUL 1     50.7                      36.6   14.1     82.0

DEGREE DAYS
 HEATING
  TODAY           10                         8      2       15
  MONTH TO DATE  105                       130    -25      111
  SINCE MAR 1   1475                      1463     12     1624
  SINCE JUL 1   6655                      6197    458     7039

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   12                        12      0       16
  SINCE MAR 1     12                        22    -10       17
  SINCE JAN 1     12                        22    -10       17
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    10.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           500 AM
 LOWEST     48           200 PM
 AVERAGE    65

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      1962
 MINIMUM TEMPERATURE (F)   48        35      1895


SUNRISE AND SUNSET
MAY 14 2015...........SUNRISE   533 AM CDT   SUNSET   804 PM CDT
MAY 15 2015...........SUNRISE   531 AM CDT   SUNSET   805 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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