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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, December 20, 2018

Chicago Weather O'Hare Data Tuesday, December 18 2018 and Chicago Weather Forecast Tuesday, December 18 2018

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.
1823:51S 910.00Partly CloudyFEW220 SCT2503527373572%28NA29.971015.5
1822:51S 710.00A Few CloudsFEW250362873%30NA29.991016.2
1821:51S 710.00A Few CloudsFEW250352876%29NA30.011017.0
1820:51S 710.00A Few CloudsFEW250362976%30NA30.021017.2
1819:51S 1010.00FairCLR362976%29NA30.031017.5
1818:51S 1210.00A Few CloudsFEW250373076%29NA30.051018.3
1817:51S 1010.00Partly CloudySCT2503730423776%30NA30.071019.0
1816:51S 810.00A Few CloudsFEW250382868%32NA30.091019.5
1815:51S 910.00A Few CloudsFEW250412757%35NA30.091019.5
1814:51S 1010.00A Few CloudsFEW250422858%36NA30.101019.9
1813:51S 1210.00A Few CloudsFEW250422755%35NA30.091019.7
1812:51S 1010.00A Few CloudsFEW250422755%36NA30.131021.0
1811:51S 1010.00Partly CloudySCT2504026402558%34NA30.161021.8
1810:51S 1210.00Mostly CloudyBKN250372767%29NA30.201023.4
1809:51S 1010.00Mostly CloudyBKN250352876%27NA30.241024.6
1808:51S 910.00Mostly CloudyBKN250312682%23NA30.231024.4
1807:51S 510.00Mostly CloudyFEW150 BKN250272281%21NA30.221024.1
1806:51S 310.00A Few CloudsFEW150 FEW250272178%NANA30.221024.2
1805:51Calm10.00A Few CloudsFEW2502521312585%NANA30.221024.0
1804:51Calm10.00FairCLR252185%NANA30.221024.1
1803:51Calm10.00FairCLR272178%NANA30.211023.8
1802:51Calm10.00FairCLR282175%NANA30.221024.2
1801:51Calm10.00FairCLR282175%NANA30.231024.2
1800:51Calm10.00FairCLR282072%NANA30.211023.5


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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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1236 AM CST WED DEC 19 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 18 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         42    331 PM  62    1877  34      8       46
  MINIMUM         25    552 AM -11    1983  20      5       39
  AVERAGE         34                        27      7       43

PRECIPITATION (IN)
  YESTERDAY        0.00          1.41 2002   0.06  -0.06     0.01
  MONTH TO DATE    1.52                      1.45   0.07     0.29
  SINCE DEC 1      1.52                      1.45   0.07     0.29
  SINCE JAN 1     47.43                     36.09  11.34    42.80

SNOWFALL (IN)
  YESTERDAY        0.0           6.7  1929   0.2   -0.2      0.0
  MONTH TO DATE    0.3                       4.3   -4.0      2.0
  SINCE DEC 1      0.3                       4.3   -4.0      2.0
  SINCE JUL 1     13.0                       5.7    7.3      2.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       31                        38     -7       22
  MONTH TO DATE  596                       640    -44      561
  SINCE DEC 1    596                       640    -44      561
  SINCE JUL 1   1959                      1896     63     1604

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1290                       843    447      991
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           500 AM
 LOWEST     53           100 PM
 AVERAGE    71

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        64      1877
 MINIMUM TEMPERATURE (F)   20       -14      1983


SUNRISE AND SUNSET
DECEMBER 19 2018......SUNRISE   715 AM CST   SUNSET   422 PM CST
DECEMBER 20 2018......SUNRISE   716 AM CST   SUNSET   423 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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