Climatological Report (Daily)
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CDUS43 KLOT 212150
CLIMDW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
450 PM CDT FRI JUL 21 2017


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

...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1928 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         89    256 PM 108    1934  84      5
  MINIMUM         75    514 AM  51    1970  68      7
  AVERAGE         82                        76      6

PRECIPITATION (IN)
  TODAY            0.00          1.43 1949   0.14  -0.14
  MONTH TO DATE    2.44                      2.61  -0.17
  SINCE JUN 1      5.04                      6.67  -1.63
  SINCE JAN 1     24.36                     21.16   3.20

DEGREE DAYS
 HEATING
  TODAY            0                         0      0
  MONTH TO DATE    0                         0      0
  SINCE JUN 1      0                        31    -31
  SINCE JUL 1      0                         0      0

 COOLING
  TODAY           17                        11      6
  MONTH TO DATE  235                       229      6
  SINCE JUN 1    504                       439     65
  SINCE JAN 1    559                       513     46
...............................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


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


THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       104      1934
 MINIMUM TEMPERATURE (F)   68        49      1947


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   535 AM CDT   SUNSET   820 PM CDT
JULY 22 2017..........SUNRISE   536 AM CDT   SUNSET   819 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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