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Weather conditions on bar directly above are near Lakefront. Weather conditions with Moon are O'Hare (official).

Sunday, August 20, 2017

Chicago Weather O'Hare Data Tuesday, August 15 2017 and Chicago Weather Forecast Tuesday, August 15 2017

D
a
t
e
Time
(cst)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond.Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 houraltimeter
(in)
sea level
(mb)
1 hr3 hr6 hr
Max.
1523:51NE 610.00Partly CloudySCT250696278%NANA30.001015.3
1522:51NE 610.00Partly CloudySCT250706276%NANA30.001015.4
1521:51NE 510.00Mostly CloudyBKN250706276%NANA29.981014.9
1520:51E 910.00Mostly CloudyFEW055 FEW120 BKN250706276%NANA29.961014.1
1519:51NE 1210.00Mostly CloudyFEW060 FEW120 BKN250716171%NANA29.951013.9
1518:51NE 1010.00OvercastFEW060 OVC2507361847366%NANA29.951013.7
1517:51NE 1210.00Mostly CloudyFEW060 BKN250756264%NANA29.951013.7
1516:51NE 1310.00Partly CloudyFEW055 SCT065 SCT250766364%NA7829.941013.4
1515:51NE 1710.00Partly CloudyFEW020 FEW045 SCT060 SCT250776566%NA7929.941013.5
1514:51NE 1410.00Mostly CloudySCT045 BKN055806560%NA8229.931013.0
1513:51NE 910.00Mostly CloudyFEW025 SCT041 BKN060826455%NA8429.931013.0
1512:51NE 810.00Mostly CloudySCT041 BKN0558163846954%NA8229.931012.9
1511:51NE 810.00Mostly CloudyBKN038806356%NA8129.931013.1
1510:51NE 510.00Mostly CloudyBKN034 BKN250806254%NA8129.921012.6
1509:51NE 610.00Partly CloudyFEW030 SCT250786360%NA8029.901012.1
1508:51N 810.00Partly CloudySCT250776260%NA7929.901012.0
1507:51N 610.00A Few CloudsFEW250736576%NANA29.891011.5
1506:51W 310.00A Few CloudsFEW055 FEW2506965726887%NANA29.871011.1
1505:51W 510.00A Few CloudsFEW050 FEW200686590%NANA29.861010.7
1504:51W 58.00FairCLR696587%NANA29.851010.4
1503:51W 510.00A Few CloudsFEW050706584%NANA29.841010.0
1502:51W 710.00A Few CloudsFEW040 FEW050726682%NANA29.831009.6
1501:51SW 510.00FairCLR716684%NANA29.821009.2
1500:51S 610.00A Few CloudsFEW1207265797179%NANA29.821009.2

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS



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CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...

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494
CDUS43 KLOT 160637
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT WED AUG 16 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 15 2017...

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)
 YESTERDAY
  MAXIMUM         84   1218 PM  98    1944  82      2       78
  MINIMUM         68    523 AM  48    2004  63      5       67
  AVERAGE         76                        73      3       73

PRECIPITATION (IN)
  YESTERDAY        0.00          1.87 1993   0.18  -0.18      T
  MONTH TO DATE    1.83                      2.47  -0.64     0.98
  SINCE JUN 1     12.95                      9.62   3.33    10.06
  SINCE JAN 1     31.06                     22.70   8.36    23.70

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1      6                        52    -46       13
  SINCE JUL 1      3                         4     -1        0

 COOLING
  YESTERDAY       11                         8      3        8
  MONTH TO DATE  101                       127    -26      189
  SINCE JUN 1    637                       575     62      737
  SINCE JAN 1    670                       629     41      811
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM
 LOWEST     54          1000 AM
 AVERAGE    71

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        98      1988
                                             1983
 MINIMUM TEMPERATURE (F)   63        48      2004


SUNRISE AND SUNSET
AUGUST 16 2017........SUNRISE   601 AM CDT   SUNSET   750 PM CDT
AUGUST 17 2017........SUNRISE   602 AM CDT   SUNSET   748 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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