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

Sunday, December 18, 2016

Chicago Weather O'Hare Data Sunday, December 18 2016 -- Overcast, Partly Cloudy, Light Snow, Fog/Mist, Near Record Cold Low

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.
1823:51W 710.00FairCLR-7-15-2-768%-22NA30.691041.3
1822:51W 610.00FairCLR-7-1471%-20NA30.691041.1
1821:51W 810.00FairCLR-5-1464%-20NA30.671040.6
1820:51W 710.00FairCLR-5-1464%-19NA30.671040.4
1819:51W 1310.00A Few CloudsFEW020-3-1458%-22NA30.661040.1
1818:51W 1010.00A Few CloudsFEW020-3-1265%-20NA30.651039.8
1817:51W 710.00A Few CloudsFEW020-2-118-265%-15NA30.631038.8
1816:51W 1310.00A Few CloudsFEW0201-962%-17NA30.601037.7
1815:51W 1210.00A Few CloudsFEW0203-860%-14NA30.551035.9
1814:51W 1210.00A Few CloudsFEW0205-854%-11NA30.511034.9
1813:51W 1010.00A Few CloudsFEW0206-657%-8NA30.491033.8
1812:51W 1010.00A Few CloudsFEW0207-460%-7NA30.471033.3
1811:51W 1210.00A Few CloudsFEW0207-39463%-9NA30.461032.8
1810:51NW 1310.00A Few CloudsFEW0206-366%-11NA30.451032.4
1809:51NW 1310.00A Few CloudsFEW035 FEW0805-369%-12NA30.421031.5
1808:51NW 1410.00A Few CloudsFEW035 FEW0805-369%-12NA30.381030.1
1807:51NW 1510.00A Few CloudsFEW035 FEW0804-276%-14NA30.321028.0
1806:51NW 1510.00Partly CloudyFEW035 SCT0805-176%-13NA30.261026.1
1805:51NW 1610.00OvercastFEW035 SCT070 OVC0909318977%-8NA30.201023.90.03
1804:51NW 183.00Light Snow Fog/MistSCT029 OVC08011577%-7NA30.141021.7
1803:51NW 181.25Light Snow Fog/MistOVC03514980%-3NA30.091020.20.01
1802:51NW 221.00Light Snow Fog/Mist and BreezyOVC02414980%-4NA30.061019.00.010.02
1801:51NW 161.50Light Snow Fog/MistOVC029161284%1NA30.001017.1
1800:51NW 20 G 291.00Light Snow Fog/MistBKN017 OVC043171280%0NA29.941014.80.01


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



SUMMARY:

Weather Underground Historical 24-Hour Weather Radar for Sunday, December 18, 2016 …

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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037
CDUS43 KLOT 190640
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST MON DEC 19 2016


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 18 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         18   1214 AM  62    1877  34    -16       32
  MINIMUM         -7   1159 PM -11    1983  20    -27       24
  AVERAGE          6                        27    -21       28

PRECIPITATION (IN)
  YESTERDAY        0.03          1.41 2002   0.06  -0.03      T
  MONTH TO DATE    1.35                      1.45  -0.10     1.75
  SINCE DEC 1      1.35                      1.45  -0.10     1.75
  SINCE JAN 1     35.55                     36.09  -0.54    36.73

SNOWFALL (IN)
  YESTERDAY        0.5           6.7  1929   0.2    0.3      0.2
  MONTH TO DATE   17.7                       4.3   13.4      1.5
  SINCE DEC 1     17.7                       4.3   13.4      1.5
  SINCE JUL 1     17.7                       5.7   12.0     12.7
  SNOW DEPTH       6

DEGREE DAYS
 HEATING
  YESTERDAY       59                        38     21       37
  MONTH TO DATE  763                       640    123      426
  SINCE DEC 1    763                       640    123      426
  SINCE JUL 1   1592                      1896   -304     1399

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1157                       843    314      806
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           200 AM
 LOWEST     56           800 PM
 AVERAGE    72

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


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 2016......SUNRISE   715 AM CST   SUNSET   423 PM CST
DECEMBER 20 2016......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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