Climatological Report (Daily)
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CDUS43 KLOT 072138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT TUE APR 7 2015


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR APRIL 7 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         43    259 PM  84    1893  56    -13       54
  MINIMUM         38    107 AM   7    1982  36      2       36
  AVERAGE         41                        46     -5       45

PRECIPITATION (IN)
  TODAY            T             0.81 1998   0.11  -0.11     0.00
  MONTH TO DATE    0.40                      0.73  -0.33     0.53
  SINCE MAR 1      1.50                      3.23  -1.73     2.24
  SINCE JAN 1      4.36                      6.75  -2.39     7.54

SNOWFALL (IN)
  TODAY            0.0           3.0  2003   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.6   -0.6      0.0
  SINCE MAR 1      7.1                       6.2    0.9     12.3
  SINCE JUL 1     50.7                      36.0   14.7     80.6

DEGREE DAYS
 HEATING
  TODAY           24                        19      5       20
  MONTH TO DATE  118                       143    -25      160
  SINCE MAR 1   1028                       984     44     1185
  SINCE JUL 1   6208                      5718    490     6600

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


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED    14.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           100 AM
 LOWEST     79           600 AM
 AVERAGE    86

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        80      1931
 MINIMUM TEMPERATURE (F)   36        20      1972
                                             1914


SUNRISE AND SUNSET
APRIL  7 2015.........SUNRISE   625 AM CDT   SUNSET   724 PM CDT
APRIL  8 2015.........SUNRISE   623 AM CDT   SUNSET   725 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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