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Archives for the SPC Convective Outlook are updated daily (approximately) with a live map at the beginning of each article. Follow the link at the end of the article to check for current updates on the NOAA/NWS Storm Prediction Center website. Also, see Archives for Chicago's hourly weather data on CARDINAL NEWS Magazine.

ARLINGTON HEIGHTS WEATHER

Tuesday, July 24, 2018

Chicago Weather O'Hare Data Saturday, July 21 2018 and Chicago Weather Forecast Saturday, July 21 2018

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.
2123:51N 1410.00OvercastBKN010 BKN021 OVC036696587%NANA29.811009.10.03
2122:51N 1210.00Light RainOVC014706687%NANA29.811009.2
2121:51N 143.00Light Rain Fog/MistOVC012696690%NANA29.821009.30.020.02
2120:51N 138.00OvercastSCT013 BKN024 OVC039696690%NANA29.821009.3
2119:51N 14 G 267.00Light RainSCT015 BKN024 OVC040706687%NANA29.801008.8
2118:51N 2010.00OvercastBKN029 OVC0607564797169%NANA29.791008.30.04
2117:51N 12 G 2210.00OvercastFEW020 BKN032 OVC042746574%NANA29.791008.5
2116:51NE 9 G 2310.00Mostly CloudyFEW026 SCT036 BKN060 BKN250756776%NANA29.781008.2
2115:51N 1010.00OvercastFEW020 BKN035 OVC050746882%NANA29.781008.10.030.04
2114:51NE 1610.00Light RainFEW010 BKN023 OVC037736679%NANA29.771007.6
2113:51NE 1710.00Mostly CloudySCT023 BKN032 BKN055746676%NANA29.771007.70.01
2112:51N 1610.00Mostly CloudySCT024 BKN035 BKN0557564776969%NANA29.761007.30.03
2111:51N 148.00OvercastFEW017 BKN024 OVC040756674%NANA29.761007.4
2110:51N 158.00OvercastSCT012 BKN016 OVC020716684%NANA29.761007.3
2109:51N 188.00OvercastBKN008 OVC014696587%NANA29.741006.80.03
2108:51N 17 G 242.50Light Rain Fog/MistBKN008 OVC013696690%NANA29.721006.20.02
2107:51N 125.00Fog/MistSCT008 BKN010 OVC013696690%NANA29.711005.60.01
2106:51NW 122.50Light Rain Fog/MistSCT007 BKN010 OVC0136966706990%NANA29.691005.0
2105:51N 1310.00OvercastBKN010 OVC013696587%NANA29.681004.5
2104:51NW 810.00Light RainSCT012 BKN060696587%NANA29.661003.8
2103:51NW 1210.00Mostly CloudyBKN013 BKN022706687%NANA29.641003.3
2102:51W 910.00OvercastBKN013 OVC055706687%NANA29.641003.3
2101:51NW 1210.00OvercastSCT013 OVC019706687%NANA29.641003.4
2100:51NW 710.00OvercastBKN010 OVC0157067737090%NANA29.651003.40.06


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



FORECAST:
Chicago Weather 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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CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
626 AM CDT SUN JUL 22 2018


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 21 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         79    332 PM 103    1901  84     -5       89
  MINIMUM         69   1159 PM  51    1970  64      5       72
  AVERAGE         74                        74      0       81

PRECIPITATION (IN)
  YESTERDAY        0.12          1.78 1999   0.13  -0.01     1.43
  MONTH TO DATE    0.91                      2.36  -1.45     6.78
  SINCE JUN 1      8.54                      5.81   2.73    10.22
  SINCE JAN 1     27.39                     18.89   8.50    28.33

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0       T
  SINCE JUN 1      0.0                       0.0    0.0       T
  SINCE JUL 1      0.0                       0.0    0.0       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     10                        48    -38        3
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        9                         9      0       16
  MONTH TO DATE  270                       188     82      209
  SINCE JUN 1    485                       353    132      439
  SINCE JAN 1    634                       407    227      472
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED    12.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          1200 AM
 LOWEST     69          1200 PM
 AVERAGE    80

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


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 2018..........SUNRISE   536 AM CDT   SUNSET   820 PM CDT
JULY 23 2018..........SUNRISE   537 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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HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather

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SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...
SUNRISE AND SUNSET TIMES IN UTC (if you're not logged in to Google)
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CHICAGO UTC-5 during CDT (Daylight Savings Time, e.g., summer)