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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).

Monday, August 21, 2017

Chicago Weather O'Hare Data Friday, August 18 2017 and Chicago Weather Forecast Friday, August 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.
1823:51NW 910.00Mostly CloudyFEW050 BKN075 BKN100725964%NANA29.891011.7
1822:51NW 810.00Mostly CloudySCT070 BKN085 BKN110736064%NANA29.891011.6
1821:51W 610.00Mostly CloudyFEW075 BKN090 BKN110746164%NANA29.881011.2
1820:51NW 810.00Mostly CloudySCT070 BKN090766160%NA7829.871011.0
1819:51W 1210.00OvercastBKN070 BKN090 OVC130776158%NA7929.861010.7
1818:51W 1210.00Partly CloudyFEW070 FEW100 SCT2507959827850%NA8029.851010.4
1817:51W 1410.00Partly CloudyFEW110 SCT250805949%NA8129.841010.0
1816:51W 14 G 2110.00Partly CloudyFEW045 FEW100 SCT250825743%NA8229.841009.9
1815:51W 1310.00Partly CloudyFEW045 FEW110 SCT250825946%NA8229.841010.1
1814:51W 1310.00Partly CloudyFEW045 FEW110 SCT250816049%NA8229.851010.2
1813:51W 1010.00Mostly CloudyFEW039 FEW110 BKN250806051%NA8129.861010.7
1812:51W 9 G 2010.00Mostly CloudySCT037 BKN2507860796754%NA7929.871010.9
1811:51NW 1610.00Mostly CloudyBKN031 BKN250755958%NANA29.881011.3
1810:51W 1410.00Mostly CloudyBKN026 BKN250726066%NANA29.881011.2
1809:51NW 14 G 2210.00Mostly CloudyBKN024 BKN031726168%NANA29.871011.0
1808:51NW 1310.00Mostly CloudyBKN020716171%NANA29.851010.3
1807:51W 1410.00Partly CloudySCT016696278%NANA29.841010.0
1806:51W 1010.00A Few CloudsFEW022 FEW2506762726784%NANA29.831009.5
1805:51W 710.00A Few CloudsFEW025 FEW039676284%NANA29.811008.8
1804:51W 710.00Partly CloudySCT039686281%NANA29.791008.3
1803:51W 1210.00A Few CloudsFEW039696176%NANA29.781008.0
1802:51W 1210.00Partly CloudySCT039706173%NANA29.771007.7
1801:51W 1310.00Partly CloudyFEW026 SCT035706276%NANA29.761007.4
1800:51W 1210.00A Few CloudsFEW0407263807273%NANA29.771007.4

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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249
CDUS43 KLOT 190636
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT AUG 19 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 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         82    410 PM  98    1947  82      0       85
  MINIMUM         67    558 AM  49    1963  63      4       70
  AVERAGE         75                        72      3       78

PRECIPITATION (IN)
  YESTERDAY        0.00          2.85 1990   0.17  -0.17     0.75
  MONTH TO DATE    2.02                      2.98  -0.96     1.80
  SINCE JUN 1     13.14                     10.13   3.01    10.88
  SINCE JAN 1     31.25                     23.21   8.04    24.52

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 JUN 1      T                         0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1      6                        52    -46       13
  SINCE JUL 1      3                         4     -1        0

 COOLING
  YESTERDAY       10                         8      2       13
  MONTH TO DATE  136                       151    -15      231
  SINCE JUN 1    672                       599     73      779
  SINCE JAN 1    705                       653     52      853
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    11.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM
 LOWEST     43           400 PM
 AVERAGE    65

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        99      1983
                                             1947
 MINIMUM TEMPERATURE (F)   63        51      1992


SUNRISE AND SUNSET
AUGUST 19 2017........SUNRISE   604 AM CDT   SUNSET   746 PM CDT
AUGUST 20 2017........SUNRISE   605 AM CDT   SUNSET   744 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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