Climatological Report (Daily)
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000
CDUS43 KLOT 082243
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
441 PM CST WED MAR 8 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MARCH 8 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         53    322 PM  78    2000  43     10       70
  MINIMUM         41    650 AM  -7    1943  27     14       58
  AVERAGE         47                        35     12       64

PRECIPITATION (IN)
  TODAY            0.00          1.67 2009   0.07  -0.07      T
  MONTH TO DATE    0.37                      0.62  -0.25     0.27
  SINCE MAR 1      0.37                      0.62  -0.25     0.27
  SINCE JAN 1      4.76                      4.14   0.62     2.34

SNOWFALL (IN)
  TODAY            0.0           5.3  1931   0.2   -0.2      0.0
  MONTH TO DATE    0.1                       1.9   -1.8      2.6
  SINCE MAR 1      0.1                       1.9   -1.8      2.6
  SINCE JUL 1     18.4                      31.4  -13.0     30.1

DEGREE DAYS
 HEATING
  TODAY           18                        30    -12        1
  MONTH TO DATE  177                       250    -73      219
  SINCE MAR 1    177                       250    -73      219
  SINCE JUL 1   4102                      4984   -882     4227

 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    41   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    57   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    24.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    49          1200 AM
 LOWEST     21          1200 PM
 AVERAGE    35

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        69      1974
 MINIMUM TEMPERATURE (F)   27         5      1984
                                             1932


SUNRISE AND SUNSET
MARCH  8 2017.........SUNRISE   615 AM CST   SUNSET   550 PM CST
MARCH  9 2017.........SUNRISE   613 AM CST   SUNSET   552 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$





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