Climatological Report (Daily)
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000
CDUS43 KLOT 082133
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CDT MON MAY 8 2017


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

...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 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         57    249 PM  91    1963  68    -11       71
  MINIMUM         34    426 AM  29    1983  46    -12       41
  AVERAGE         46                        57    -11       56

PRECIPITATION (IN)
  TODAY            0.00          1.26 1880   0.11  -0.11     0.00
  MONTH TO DATE    0.21                      0.92  -0.71     0.93
  SINCE MAR 1     10.65                      6.80   3.85     7.07
  SINCE JAN 1     15.04                     10.32   4.72     9.14

SNOWFALL (IN)
  TODAY            0.0           0.5  1923   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      7.8                       6.8    1.0      3.7
  SINCE JUL 1     26.1                      36.3  -10.2     31.2

DEGREE DAYS
 HEATING
  TODAY           19                         9     10        9
  MONTH TO DATE  132                        80     52       93
  SINCE MAR 1   1256                      1413   -157     1275
  SINCE JUL 1   5181                      6147   -966     5283

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE    0                         6     -6        0
  SINCE MAR 1     12                        16     -4        7
  SINCE JAN 1     12                        16     -4        7
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           500 AM
 LOWEST     28          1100 AM
 AVERAGE    52

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


THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        94      1934
 MINIMUM TEMPERATURE (F)   46        27      1983


SUNRISE AND SUNSET
MAY  8 2017...........SUNRISE   539 AM CDT   SUNSET   758 PM CDT
MAY  9 2017...........SUNRISE   537 AM CDT   SUNSET   759 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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