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Archives for Chicago's hourly weather data updated 24-48 hours after end of each day. MOBILE CHGOWX.COM ...
Weather conditions on bar directly above are near Lakefront. Weather conditions with Moon are O'Hare (official).

Thursday, September 7, 2017

Chicago Weather O'Hare Data Monday, September 4 2017 and Chicago Weather Forecast Monday, September 4 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.
0423:51W 910.00OvercastOVC250645265%NANA29.811008.8
0422:51W 710.00OvercastOVC250655263%NANA29.821009.3
0421:51W 710.00OvercastOVC250665261%NANA29.811009.1
0420:51NW 610.00OvercastFEW160 OVC250675259%NANA29.801008.9
0419:51NW 1210.00OvercastSCT140 OVC250715251%NANA29.771007.8
0418:51NW 1510.00OvercastFEW050 OVC2507252807250%NANA29.761007.4
0417:51NW 1710.00OvercastFEW030 SCT050 SCT200 OVC250755754%NANA29.751006.9
0416:51W 129.00OvercastFEW025 SCT050 BKN190 OVC250756162%NANA29.741006.7
0415:51NW 16 G 239.00Mostly CloudySCT021 SCT027 BKN044776362%NA7929.741006.5
0414:51W 137.00OvercastFEW014 BKN025 OVC030736781%NANA29.741006.5
0413:51W 16 G 2310.00OvercastBKN030 OVC037786667%NA8029.711005.5
0412:51W 16 G 2410.00OvercastBKN033 OVC2508065826960%NA8229.701005.1
0411:51W 16 G 2610.00Mostly CloudyFEW033 BKN250816558%NA8329.701005.2
0410:51SW 18 G 2610.00Mostly CloudyBKN250806356%NA8129.701005.3
0409:51SW 15 G 2510.00Mostly CloudyBKN250766058%NA7829.721006.0
0408:51SW 15 G 2410.00Partly CloudyFEW100 SCT250715761%NANA29.751007.1
0407:51SW 13 G 2410.00Mostly CloudySCT100 BKN250705355%NANA29.771007.8
0406:51SW 1210.00Mostly CloudyBKN095 BKN2506952706855%NANA29.801008.6
0405:51SW 1310.00Mostly CloudyBKN090695153%NANA29.811008.9
0404:51SW 15 G 2110.00A Few CloudsFEW095705151%NANA29.811009.1
0403:51SW 1210.00A Few CloudsFEW130695153%NANA29.831009.8
0402:51SW 910.00A Few CloudsFEW090695357%NANA29.851010.4
0401:51S 1410.00A Few CloudsFEW090695357%NANA29.871010.9
0400:51SW 1010.00FairCLR7053786955%NANA29.891011.8

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



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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553
CDUS43 KLOT 050633
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE SEP 5 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 4 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         82   1139 AM  95    1983  79      3       80
                                      1960
                                      1954
  MINIMUM         62   1147 PM  45    1997  59      3       59
                                      1982
  AVERAGE         72                        69      3       70

PRECIPITATION (IN)
  YESTERDAY        T             2.95 1894   0.12  -0.12     0.00
  MONTH TO DATE    0.25                      0.47  -0.22      T
  SINCE SEP 1      0.25                      0.47  -0.22      T
  SINCE JAN 1     31.99                     25.60   6.39    26.98

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        0                         1     -1        0
  MONTH TO DATE    7                         4      3        0
  SINCE SEP 1      7                         4      3        0
  SINCE JUL 1     12                        17     -5        0

 COOLING
  YESTERDAY        7                         5      2        5
  MONTH TO DATE   13                        22     -9       12
  SINCE SEP 1     13                        22     -9       12
  SINCE JAN 1    796                       762     34      977
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           200 PM
 LOWEST     49           600 PM
 AVERAGE    64

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        98      1899
 MINIMUM TEMPERATURE (F)   59        44      1988
                                             1984


SUNRISE AND SUNSET
SEPTEMBER  5 2017.....SUNRISE   622 AM CDT   SUNSET   718 PM CDT
SEPTEMBER  6 2017.....SUNRISE   623 AM CDT   SUNSET   716 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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HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather

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SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...