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

Monday, September 21, 2015

Chicago Weather O'Hare Data Monday, September 21 2015

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.

2123:51SE 510.00FairCLR585487%NANA30.111019.6
2122:51SE 510.00FairCLR595483%NANA30.121019.8
2121:51SE 710.00FairCLR595381%NANA30.121019.7
2120:51S 310.00FairCLR615272%NANA30.111019.7
2119:51E 610.00FairCLR645060%NANA30.101019.3
2118:51E 810.00FairCLR6647746650%NANA30.101019.1
2117:51E 1010.00FairCLR694542%NANA30.101019.2
2116:51E 1210.00FairCLR714438%NANA30.091018.8
2115:51E 1310.00FairCLR724741%NANA30.091018.7
2114:51Vrbl 610.00FairCLR734740%NANA30.101019.2
2113:51Vrbl 310.00FairCLR724741%NANA30.121019.8
2112:51S 310.00FairCLR7047715244%NANA30.141020.5
2111:51Calm10.00FairCLR694745%NANA30.161021.2
2110:51S 510.00A Few CloudsFEW200674953%NANA30.171021.5
2109:51S 710.00A Few CloudsFEW200645060%NANA30.181021.8
2108:51S 710.00A Few CloudsFEW200605172%NANA30.181021.9
2107:51S 510.00A Few CloudsFEW200565184%NANA30.171021.6
2106:51S 510.00A Few CloudsFEW1505247585283%NANA30.161021.2
2105:51SE 510.00A Few CloudsFEW150 FEW250524886%NANA30.141020.5
2104:51SE 58.00A Few CloudsFEW250545293%NANA30.121019.9
2103:51Calm9.00A Few CloudsFEW200 FEW250545190%NANA30.121019.8
2102:51Calm10.00A Few CloudsFEW250545397%NANA30.121019.7
2101:51Calm10.00A Few CloudsFEW250545293%NANA30.121019.9
2100:51SE 310.00A Few CloudsFEW2505653655590%NANA30.131020.1

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

SUMMARY: Developing

Weather Underground Historical 24-Hour Weather Radar for Monday, September 21, 2015 …

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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000
CDUS43 KLOT 220634
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE SEP 22 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 21 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74    155 PM  92    1970  73      1       69
  MINIMUM         52    555 AM  39    1991  52      0       51
                                      1983
                                      1889
  AVERAGE         63                        62      1       60

PRECIPITATION (IN)
  YESTERDAY        0.00          1.67 1947   0.11  -0.11      T
  MONTH TO DATE    4.24                      2.29   1.95     2.70
  SINCE SEP 1      4.24                      2.29   1.95     2.70
  SINCE JAN 1     27.86                     27.42   0.44    34.78

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        2                         5     -3        5
  MONTH TO DATE   26                        49    -23       84
  SINCE SEP 1     26                        49    -23       84
  SINCE JUL 1     44                        62    -18       89

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE  143                        80     63       74
  SINCE SEP 1    143                        80     63       74
  SINCE JAN 1    784                       820    -36      789
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     5.1


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   100           200 AM
 LOWEST     38           200 PM
 AVERAGE    69

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        92      1956
 MINIMUM TEMPERATURE (F)   51        32      1995


SUNRISE AND SUNSET
SEPTEMBER 22 2015.....SUNRISE   639 AM CDT   SUNSET   649 PM CDT
SEPTEMBER 23 2015.....SUNRISE   640 AM CDT   SUNSET   647 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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