Climatological Report (Daily)
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000
CDUS43 KLOT 150633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED APR 15 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 14 2015...

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)
 YESTERDAY
  MAXIMUM         66    337 PM  85    2003  58      8       63
  MINIMUM         39    456 AM  23    1943  38      1       30
                                      1907
  AVERAGE         53                        48      5       47

PRECIPITATION (IN)
  YESTERDAY        0.00          1.21 1949   0.11  -0.11     0.30
  MONTH TO DATE    2.08                      1.52   0.56     1.28
  SINCE MAR 1      3.18                      4.02  -0.84     2.99
  SINCE JAN 1      6.04                      7.54  -1.50     8.29

SNOWFALL (IN)
  YESTERDAY        0.0           2.2  1980   0.0    0.0      1.4
  MONTH TO DATE    0.0                       0.9   -0.9      1.4
  SINCE MAR 1      7.1                       6.5    0.6     13.7
  SINCE JUL 1     50.7                      36.3   14.4     82.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       12                        17     -5       18
  MONTH TO DATE  205                       269    -64      244
  SINCE MAR 1   1115                      1110      5     1269
  SINCE JUL 1   6295                      5844    451     6684

 COOLING
  YESTERDAY        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    12   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     4.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    60           500 AM
 LOWEST     13           300 PM
 AVERAGE    37

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        88      2002
 MINIMUM TEMPERATURE (F)   39        25      1943


SUNRISE AND SUNSET
APRIL 15 2015.........SUNRISE   612 AM CDT   SUNSET   732 PM CDT
APRIL 16 2015.........SUNRISE   610 AM CDT   SUNSET   734 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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