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

Wednesday, October 25, 2017

Chicago Weather O'Hare Data Wednesday, October 18 2017 and Chicago Weather Forecast Wednesday, October 18 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.
1823:51SW 14 G 2010.00A Few CloudsFEW250614454%NANA30.031016.9
1822:51SW 1410.00A Few CloudsFEW250634348%NANA30.051017.4
1821:51SW 1310.00A Few CloudsFEW250644245%NANA30.041017.4
1820:51SW 1510.00Partly CloudySCT250644245%NANA30.031016.7
1819:51S 1210.00Mostly CloudyBKN250644143%NANA30.031016.9
1818:51S 1210.00Partly CloudySCT2506641716640%NANA30.031016.9
1817:51S 1510.00A Few CloudsFEW250684138%NANA30.011016.1
1816:51S 2010.00A Few CloudsFEW250704237%NANA30.011016.3
1815:51SW 18 G 2810.00FairCLR704135%NANA30.021016.6
1814:51SW 16 G 2810.00FairCLR704237%NANA30.051017.3
1813:51S 21 G 2810.00Fair and BreezyCLR694441%NANA30.071018.0
1812:51S 21 G 2610.00Fair and BreezyCLR6844684842%NANA30.091018.9
1811:51SW 1210.00FairCLR664343%NANA30.121019.7
1810:51SW 1510.00FairCLR624248%NANA30.131020.3
1809:51S 1210.00FairCLR584256%NANA30.151020.9
1808:51SW 1010.00FairCLR554262%NANA30.161021.1
1807:51S 810.00FairCLR504274%47NA30.151021.2
1806:51S 710.00FairCLR4941564774%46NA30.151021.0
1805:51S 710.00FairCLR484177%45NA30.151021.0
1804:51S 710.00FairCLR494174%46NA30.151020.9
1803:51S 710.00FairCLR514066%NANA30.151020.8
1802:51S 1010.00FairCLR534061%NANA30.141020.6
1801:51SW 1010.00FairCLR544059%NANA30.141020.6
1800:51SW 910.00FairCLR5639645653%NANA30.141020.6


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



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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU OCT 19 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 18 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         71    253 PM  87    1950  62      9       76
  MINIMUM         47    445 AM  20    1948  42      5       55
  AVERAGE         59                        52      7       66

PRECIPITATION (IN)
  YESTERDAY        0.00          2.09 1985   0.11  -0.11     0.00
  MONTH TO DATE    6.73                      1.80   4.93     1.65
  SINCE SEP 1      7.05                      5.01   2.04     3.41
  SINCE JAN 1     38.79                     30.14   8.65    30.39

SNOWFALL (IN)
  YESTERDAY        0.0           0.7  1989   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      T                         0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        6                        13     -7        0
  MONTH TO DATE   54                       193   -139       88
  SINCE SEP 1     91                       298   -207      111
  SINCE JUL 1     96                       311   -215      111

 COOLING
  YESTERDAY        0                         0      0        1
  MONTH TO DATE   25                        10     15       24
  SINCE SEP 1    204                       102    102      189
  SINCE JAN 1    987                       842    145     1154
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           400 AM
 LOWEST     36           300 PM
 AVERAGE    57

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        84      1971
 MINIMUM TEMPERATURE (F)   42        21      1992


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   709 AM CDT   SUNSET   603 PM CDT
OCTOBER 20 2017.......SUNRISE   710 AM CDT   SUNSET   602 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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