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Friday, September 18, 2015

Chicago Weather O'Hare Data Friday, September 18 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.

1823:51SE 66.00Thunderstorm Light Rain Fog/MistSCT009 BKN075CB OVC085696896%NANA29.701005.50.03
1822:51S 88.00OvercastFEW005 BKN085 OVC130696896%NANA29.751006.90.03
1821:51SE 89.00OvercastFEW004 SCT032 OVC110696793%NANA29.771007.70.40
1820:51NE 98.00Light RainFEW006 BKN031 OVC110686796%NANA29.791008.40.21
1819:51N 133.00Heavy Rain Fog/MistBKN007 OVC014686796%NANA29.811009.20.19
1818:51Calm6.00Thunderstorm Light Rain Fog/MistSCT009 BKN024CB BKN110 OVC1407270747194%NANA29.801008.6
1817:51S 108.00OvercastBKN037 BKN044 OVC150736987%NANA29.801008.7
1816:51Calm7.00OvercastSCT024 BKN028 OVC210737090%NANA29.801008.7
1815:51N 57.00OvercastBKN021 OVC033747088%NANA29.801008.6
1814:51NW 77.00OvercastSCT013 BKN019 OVC043747088%NANA29.831009.9
1813:51NW 57.00OvercastOVC012737090%NANA29.851010.4
1812:51S 55.00Light Drizzle Fog/MistOVC0157470746788%NANA29.831009.7
1811:51SW 810.00OvercastOVC015746985%NANA29.851010.2
1810:51SW 810.00OvercastBKN015 OVC021746882%NANA29.831009.8
1809:51SW 810.00Partly CloudyFEW021 SCT030 SCT250726784%NANA29.841010.0
1808:51SW 710.00OvercastBKN031 BKN040 OVC250696587%NANA29.851010.3

Complete data after midnight (may be delayed 24-48 hours).

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

SUMMARY: Developing

Weather Underground Historical 24-Hour Weather Radar for Friday, September 18, 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 191123
CLIORD

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SAT SEP 19 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 18 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    338 PM  94    1955  74      0       70
  MINIMUM         65   1115 PM  40    1903  53     12       53
                                      1901
                                      1889
  AVERAGE         70                        64      6       62

PRECIPITATION (IN)
  YESTERDAY        2.41R         1.50 1907   0.10   2.31     0.00
  MONTH TO DATE    4.19                      1.96   2.23     2.58
  SINCE SEP 1      4.19                      1.96   2.23     2.58
  SINCE JAN 1     27.81                     27.09   0.72    34.66

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                         4     -4        3
  MONTH TO DATE   18                        36    -18       79
  SINCE SEP 1     18                        36    -18       79
  SINCE JUL 1     36                        49    -13       84

 COOLING
  YESTERDAY        5                         2      3        0
  MONTH TO DATE  143                        74     69       68
  SINCE SEP 1    143                        74     69       68
  SINCE JAN 1    784                       814    -30      783
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     84           800 AM
 AVERAGE    92

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1955
 MINIMUM TEMPERATURE (F)   53        40      1991


SUNRISE AND SUNSET
SEPTEMBER 19 2015.....SUNRISE   636 AM CDT   SUNSET   654 PM CDT
SEPTEMBER 20 2015.....SUNRISE   637 AM CDT   SUNSET   653 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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