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

Tuesday, July 21, 2015

Chicago Weather O'Hare Data Tuesday, July 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.

2123:51SW 310.00A Few CloudsFEW065695766%NANA29.951013.7
2122:51Calm10.00A Few CloudsFEW060695970%NANA29.941013.3
2121:51Calm10.00A Few CloudsFEW060755550%NANA29.931013.0
2120:51NW 610.00A Few CloudsFEW060725657%NANA29.911012.4
2119:51NW 810.00Partly CloudySCT060755550%NANA29.891011.8
2118:51N 710.00Partly CloudySCT060 SCT2507854827743%NA7929.891011.6
2117:51NW 14 G 1810.00Partly CloudySCT065 SCT250785443%NA7929.891011.8
2116:51N 1410.00Partly CloudySCT060 SCT250805339%NA8029.901012.0
2115:51N 910.00Partly CloudySCT060 SCT250815338%NA8029.901011.9
2114:51N 1210.00Partly CloudyFEW060 SCT250805035%NA8029.901012.2
2113:51NW 910.00A Few CloudsFEW060 FEW250805137%NA8029.911012.3
2112:51NW 1010.00A Few CloudsFEW060 FEW2507950806736%NA7929.911012.5
2111:51NW 1410.00A Few CloudsFEW060 FEW250785139%NA7929.921012.8
2110:51N 710.00A Few CloudsFEW055 FEW250765142%NA7829.921012.8
2109:51N 1210.00A Few CloudsFEW250755042%NANA29.901012.1
2108:51N 1210.00FairCLR735451%NANA29.891011.7
2107:51N 810.00FairCLR705764%NANA29.881011.3
2106:51N 810.00FairCLR6759746676%NANA29.851010.5
2105:51N 710.00A Few CloudsFEW065665875%NANA29.841009.9
2104:51N 910.00A Few CloudsFEW065675976%NANA29.821009.3
2103:51N 1010.00A Few CloudsFEW065685973%NANA29.801008.7
2102:51N 1210.00A Few CloudsFEW065705968%NANA29.781008.0
2101:51NW 1310.00Mostly CloudyBKN065736064%NANA29.781008.0

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 Tuesday, July 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 220641
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT WED JUL 22 2015


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 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         82    257 PM 103    1901  84     -2       86
  MINIMUM         65   1041 PM  51    1970  64      1       63
  AVERAGE         74                        74      0       75

PRECIPITATION (IN)
  YESTERDAY        0.00          1.78 1999   0.13  -0.13     0.00
  MONTH TO DATE    2.85                      2.36   0.49     2.10
  SINCE JUN 1      9.97                      5.81   4.16     9.91
  SINCE JAN 1     21.46                     18.89   2.57    24.74

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      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   13                         0     13        5
  SINCE JUN 1     52                        48      4       17
  SINCE JUL 1     13                         0     13        5

 COOLING
  YESTERDAY        9                         9      0       10
  MONTH TO DATE  132                       188    -56      122
  SINCE JUN 1    250                       353   -103      320
  SINCE JAN 1    303                       407   -104      381
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     8.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     35           200 PM
 AVERAGE    57

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      1991
                                             1934
 MINIMUM TEMPERATURE (F)   64        49      1947


SUNRISE AND SUNSET
JULY 22 2015..........SUNRISE   535 AM CDT   SUNSET   820 PM CDT
JULY 23 2015..........SUNRISE   536 AM CDT   SUNSET   819 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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