Climatological Report (Daily)
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000
CDUS43 KLOT 220632
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN APR 22 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 21 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         55    242 PM  88    1985  61     -6       53
  MINIMUM         39    150 AM  27    1986  41     -2       44
  AVERAGE         47                        51     -4       49

PRECIPITATION (IN)
  YESTERDAY        0.00          1.08 1973   0.11  -0.11     0.00
  MONTH TO DATE    2.70                      2.32   0.38     2.80
  SINCE MAR 1      4.44                      4.82  -0.38     6.81
  SINCE JAN 1     10.62                      8.34   2.28    11.20

SNOWFALL (IN)
  YESTERDAY        0.0           0.6  1903   0.0    0.0      0.0
  MONTH TO DATE    3.2                       1.1    2.1      0.0
  SINCE MAR 1      5.8                       6.7   -0.9      7.8
  SINCE JUL 1     36.1                      36.2   -0.1     26.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       18                        15      3       16
  MONTH TO DATE  575                       379    196      235
  SINCE MAR 1   1442                      1220    222     1020
  SINCE JUL 1   5900                      5954    -54     4945

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        9
  SINCE MAR 1      0                         1     -1        9
  SINCE JAN 1      0                         1     -1        9
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     3.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    48           200 AM
 LOWEST     28           300 PM
 AVERAGE    38

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        91      1980
 MINIMUM TEMPERATURE (F)   41        24      1986


SUNRISE AND SUNSET
APRIL 22 2018.........SUNRISE   600 AM CDT   SUNSET   741 PM CDT
APRIL 23 2018.........SUNRISE   559 AM CDT   SUNSET   742 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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