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

Tuesday, January 31, 2017

Chicago Weather O'Hare Data Tuesday, January 31 2017 -- Light Rain, Fog/Mist, Overcast, Mostly Cloudy, Temperatures Warmer than Normal

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.
3123:51W 1410.00OvercastFEW030 OVC0953529373578%26NA29.921013.7
3122:51W 1310.00OvercastOVC100352978%26NA29.891012.6
3121:51W 1410.00OvercastFEW032 OVC130352978%26NA29.871012.1
3120:51W 1210.00OvercastFEW040 OVC150352978%27NA29.871012.0
3119:51W 1310.00OvercastBKN042 BKN140 OVC200362976%27NA29.861011.7
3118:51W 14 G 2010.00OvercastFEW046 OVC160362873%27NA29.861011.5
3117:51W 1410.00OvercastSCT046 BKN180 OVC2503728393770%28NA29.841011.0
3116:51W 910.00Mostly CloudyBKN048 BKN250382868%32NA29.831010.6
3115:51W 16 G 2610.00OvercastSCT030 OVC041382868%29NA29.811010.0
3114:51NW 1810.00Mostly CloudyFEW036 BKN045392762%30NA29.771008.7
3113:51NW 24 G 2910.00Mostly Cloudy and BreezyBKN037 BKN250392865%28NA29.751007.8
3112:51W 20 G 3110.00OvercastFEW022 SCT027 OVC034382970%28NA29.731007.4
3111:51NW 14 G 2510.00OvercastOVC0223731383679%28NA29.711006.6
3110:51W 17 G 2810.00OvercastOVC023383176%29NA29.701006.3
3109:51W 17 G 2610.00Light RainOVC023373179%27NA29.681005.7
3108:51W 16 G 2310.00OvercastBKN023 OVC033373282%28NA29.651004.7
3107:51W 15 G 2210.00OvercastOVC023373282%28NA29.631004.0
3106:51W 17 G 2410.00OvercastBKN021 BKN028 OVC035373282%27NA29.611003.2
3105:51W 109.00Light RainBKN014 BKN023 OVC0433633383689%29NA29.581002.40.03
3104:51W 1310.00Light RainBKN018 OVC034363389%27NA29.561001.4
3103:51W 17 G 2510.00Light RainBKN017 OVC023363389%26NA29.531000.40.01
3102:51W 20 G 286.00Light Rain Fog/MistOVC014363389%25NA29.521000.00.020.02
3101:51W 20 G 287.00Light RainOVC016373489%27NA29.49999.3
3100:51W 1810.00Light RainOVC020383383%28NA29.47998.6


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



SUMMARY:

Weather Underground Historical 24-Hour Weather Radar for Tuesday, January 31, 2017 …

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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806
CDUS43 KLOT 010639
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1239 AM CST WED FEB 1 2017


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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 31 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         39    346 PM  65    1989  32      7       48
  MINIMUM         35   1159 PM -12    1985  17     18       33
                                      1899
  AVERAGE         37                        24     13       41

PRECIPITATION (IN)
  YESTERDAY        0.03          1.52 1914   0.05  -0.02     0.02
  MONTH TO DATE    2.87                      1.73   1.14     0.84
  SINCE DEC 1      4.64                      3.98   0.66     5.71
  SINCE JAN 1      2.87                      1.73   1.14     0.84

SNOWFALL (IN)
  YESTERDAY        0.0           9.5  1914   0.4   -0.4      0.0
  MONTH TO DATE    0.6                      10.8  -10.2      6.3
  SINCE DEC 1     18.3                      19.0   -0.7     10.8
  SINCE JUL 1     18.3                      20.4   -2.1     22.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       28                        41    -13       24
  MONTH TO DATE 1117                      1279   -162     1239
  SINCE DEC 1   2348                      2434    -86     2039
  SINCE JUL 1   3177                      3690   -513     3012

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    15.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           300 AM
 LOWEST     59           300 PM
 AVERAGE    76

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        56      1968
 MINIMUM TEMPERATURE (F)   17       -14      1985


SUNRISE AND SUNSET
FEBRUARY  1 2017......SUNRISE   704 AM CST   SUNSET   507 PM CST
FEBRUARY  2 2017......SUNRISE   703 AM CST   SUNSET   508 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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