Climatological Report (Daily)
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000
CDUS43 KLOT 232138
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT THU MAR 23 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MARCH 23 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         49    224 PM  80    1907  50     -1       42
  MINIMUM         29    154 AM   9    1940  31     -2       36
  AVERAGE         39                        40     -1       39

PRECIPITATION (IN)
  TODAY            0.00          1.25 2012   0.08  -0.08     0.11
  MONTH TO DATE    1.01                      1.80  -0.79     1.41
  SINCE MAR 1      1.01                      1.80  -0.79     1.41
  SINCE JAN 1      5.40                      5.32   0.08     3.48

SNOWFALL (IN)
  TODAY            0.0           7.0  1897   0.2   -0.2      0.0
  MONTH TO DATE    7.8                       4.7    3.1      2.6
  SINCE MAR 1      7.8                       4.7    3.1      2.6
  SINCE JUL 1     26.1                      34.2   -8.1     30.1

DEGREE DAYS
 HEATING
  TODAY           26                        25      1       26
  MONTH TO DATE  641                       657    -16      508
  SINCE MAR 1    641                       657    -16      508
  SINCE JUL 1   4566                      5391   -825     4516

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


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED    12.4


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    75           200 AM
 LOWEST     34          1200 PM
 AVERAGE    55

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        79      1939
                                             1910
 MINIMUM TEMPERATURE (F)   32         5      1974


SUNRISE AND SUNSET
MARCH 23 2017.........SUNRISE   649 AM CDT   SUNSET   707 PM CDT
MARCH 24 2017.........SUNRISE   648 AM CDT   SUNSET   709 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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