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

Saturday, September 30, 2017

Chicago Weather O'Hare Data Wednesday, September 27 2017 and Chicago Weather Forecast Wednesday, September 27 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.
2723:51N 1310.00Partly CloudySCT250584665%NANA30.161021.3
2722:51N 1210.00Partly CloudySCT250584562%NANA30.161021.1
2721:51NW 1410.00Mostly CloudyFEW220 BKN250604558%NANA30.161021.1
2720:51N 1410.00Mostly CloudySCT220 BKN250624554%NANA30.151020.7
2719:51N 1210.00OvercastSCT220 OVC250644652%NANA30.141020.6
2718:51NW 1510.00Mostly CloudyFEW045 FEW210 BKN2506646726649%NANA30.131020.0
2717:51N 1310.00Mostly CloudyFEW045 SCT220 BKN250674647%NANA30.101019.2
2716:51NW 1410.00Mostly CloudyFEW046 SCT170 BKN250704541%NANA30.091018.8
2715:51N 9 G 1710.00Mostly CloudyFEW046 SCT170 BKN250714641%NANA30.091018.5
2714:51N 910.00Mostly CloudyFEW043 SCT150 BKN250714844%NANA30.081018.3
2713:51NW 13 G 1810.00Mostly CloudyFEW038 BKN150 BKN250704947%NANA30.101018.9
2712:51NW 15 G 1810.00Mostly CloudySCT038 BKN150 BKN2507150716347%NANA30.101018.9
2711:51N 9 G 1810.00Partly CloudyFEW036 SCT150 SCT250695051%NANA30.101019.0
2710:51NW 14 G 1810.00Mostly CloudyFEW030 BKN150 BKN250664954%NANA30.111019.2
2709:51NW 910.00Mostly CloudyFEW030 BKN160 BKN250644958%NANA30.111019.2
2708:51N 1010.00Mostly CloudyFEW025 BKN160 BKN250644856%NANA30.101018.8
2707:51N 1010.00Mostly CloudyFEW025 BKN160 BKN250634756%NANA30.091018.5
2706:51N 1010.00Mostly CloudyFEW025 BKN1606349716360%NANA30.081018.2
2705:51N 910.00Mostly CloudyBKN170635370%NANA30.061017.3
2704:51NW 1410.00Mostly CloudyBKN180655263%NANA30.051017.1
2703:51NW 1310.00Mostly CloudySCT023 BKN190665261%NANA30.031016.4
2702:51NW 1310.00OvercastOVC022685665%NANA30.021016.0
2701:51NW 1410.00Mostly CloudyFEW020 SCT050 BKN060706173%NANA30.011015.6
2700:51NW 1310.00A Few CloudsFEW1107162827173%NANA29.991014.8


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



FORECAST:
Chicago Weather Forecast

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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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262
CDUS43 KLOT 280645
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
141 AM CDT THU SEP 28 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 27 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         72    336 PM  91    1971  70      2       70
  MINIMUM         56   1159 PM  31    1942  49      7       51
  AVERAGE         64                        60      4       61

PRECIPITATION (IN)
  YESTERDAY        0.00          1.33 1936   0.10  -0.10     0.00
  MONTH TO DATE    0.32                      2.93  -2.61     1.15
  SINCE SEP 1      0.32                      2.93  -2.61     1.15
  SINCE JAN 1     32.06                     28.06   4.00    28.13

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 SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        1                         7     -6        4
  MONTH TO DATE   30                        84    -54        7
  SINCE SEP 1     30                        84    -54        7
  SINCE JUL 1     35                        97    -62        7

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE  179                        89     90      165
  SINCE SEP 1    179                        89     90      165
  SINCE JAN 1    962                       829    133     1130
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73          1200 AM
 LOWEST     40           400 PM
 AVERAGE    57

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        92      1953
 MINIMUM TEMPERATURE (F)   49        29      1942


SUNRISE AND SUNSET
SEPTEMBER 28 2017.....SUNRISE   646 AM CDT   SUNSET   638 PM CDT
SEPTEMBER 29 2017.....SUNRISE   647 AM CDT   SUNSET   636 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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