Climatological Report (Daily)
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836
CDUS43 KLOT 232133
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CDT MON APR 23 2018


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR APRIL 23 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         63    245 PM  88    1960  62      1       72
  MINIMUM         43    451 AM  25    1986  41      2       37
                                      1873
  AVERAGE         53                        52      1       55

PRECIPITATION (IN)
  TODAY            0.00          1.01 1878   0.11  -0.11     0.00
  MONTH TO DATE    2.70                      2.55   0.15     2.80
  SINCE MAR 1      4.44                      5.05  -0.61     6.81
  SINCE JAN 1     10.62                      8.57   2.05    11.20

SNOWFALL (IN)
  TODAY            0.0           3.1  1967   0.1   -0.1      0.0
  MONTH TO DATE    3.2                       1.2    2.0      0.0
  SINCE MAR 1      5.8                       6.8   -1.0      7.8
  SINCE JUL 1     36.1                      36.3   -0.2     26.1

DEGREE DAYS
 HEATING
  TODAY           12                        14     -2       10
  MONTH TO DATE  600                       407    193      261
  SINCE MAR 1   1467                      1248    219     1046
  SINCE JUL 1   5925                      5982    -57     4971

 COOLING
  TODAY            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    20   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED    12.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    62           200 AM
 LOWEST     30           300 PM
 AVERAGE    46

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        87      1990
                                             1915
 MINIMUM TEMPERATURE (F)   42        29      2015
                                             1910


SUNRISE AND SUNSET
APRIL 23 2018.........SUNRISE   559 AM CDT   SUNSET   742 PM CDT
APRIL 24 2018.........SUNRISE   557 AM CDT   SUNSET   743 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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