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

Thursday, August 20, 2015

Chicago Weather O'Hare Data Thursday, August 20 2015

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.

2023:51SW 510.00FairCLR625167%NANA30.021016.3
2022:51W 510.00FairCLR635165%NANA30.001015.6
2021:51W 510.00FairCLR645060%NANA29.981015.0
2020:51W 610.00A Few CloudsFEW065665056%NANA29.971014.6
2019:51W 810.00A Few CloudsFEW065694949%NANA29.951014.2
2018:51W 16 G 2210.00A Few CloudsFEW0657248746743%NANA29.941013.5
2017:51W 17 G 2510.00Partly CloudySCT060734943%NANA29.921013.1
2016:51W 21 G 3010.00Mostly Cloudy and BreezyBKN060734841%NANA29.911012.4
2015:51W 18 G 3110.00Mostly CloudyBKN055734943%NANA29.891011.9
2014:51W 20 G 3210.00Mostly CloudyBKN055724944%NANA29.881011.6
2013:51W 16 G 3210.00Mostly CloudyBKN049704947%NANA29.891011.7
2012:51W 18 G 2810.00Mostly CloudyBKN0426851695955%NANA29.871011.3
2011:51W 18 G 2810.00Mostly CloudyBKN033655059%NANA29.861011.1
2010:51W 20 G 2610.00Mostly CloudyBKN030 BKN036635063%NANA29.861010.8
2009:51W 16 G 2610.00Mostly CloudyBKN024 BKN036635268%NANA29.831009.9
2008:51W 14 G 2410.00Mostly CloudyBKN019605378%NANA29.811009.3
2007:51W 15 G 2510.00OvercastOVC017595483%NANA29.801008.8
2006:51SW 1410.00Mostly CloudyBKN0175954635983%NANA29.781008.1
2005:51W 17 G 2210.00OvercastBKN018 OVC025605584%NANA29.751007.2
2004:51SW 1210.00Mostly CloudyBKN021615581%NANA29.731006.5

Complete data after midnight (may be delayed 24-48 hours).

Working on this section ...

2103:51S 310.00A Few CloudsFEW070575283%NANA30.051017.4
2102:51W 710.00FairCLR585281%NANA30.051017.3
2101:51SW 510.00FairCLR595278%NANA30.051017.2
2100:51SW 610.00FairCLR6152726072%NANA30.041016.8

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

SUMMARY: Developing

Weather Underground Historical 24-Hour Weather Radar for Thursday, August 20, 2015 …

Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel.



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

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000
CDUS43 KLOT 210633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT FRI AUG 21 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 20 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74    450 PM  98    1947  82     -8       86
  MINIMUM         59    712 AM  47    1950  63     -4       66
  AVERAGE         67                        72     -5       76

PRECIPITATION (IN)
  YESTERDAY        0.00          1.47 1951   0.16  -0.16     0.00
  MONTH TO DATE    1.42                      3.30  -1.88     3.92
  SINCE JUN 1     11.39                     10.45   0.94    13.87
  SINCE JAN 1     22.88                     23.53  -0.65    28.70

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      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     52                        52      0       17
  SINCE JUL 1     13                         4      9        5

 COOLING
  YESTERDAY        2                         7     -5       11
  MONTH TO DATE  194                       166     28      144
  SINCE JUN 1    558                       614    -56      521
  SINCE JAN 1    611                       668    -57      582
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    13.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           400 AM
 LOWEST     41           300 PM
 AVERAGE    63

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        99      1955
 MINIMUM TEMPERATURE (F)   63        46      1950


SUNRISE AND SUNSET
AUGUST 21 2015........SUNRISE   606 AM CDT   SUNSET   743 PM CDT
AUGUST 22 2015........SUNRISE   607 AM CDT   SUNSET   742 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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