Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
08 21:51 SE 10 10.00 Overcast OVC060 26.1 16 66% 17 30.28 1026.3
08 20:51 SE 9 10.00 Overcast OVC060 26.1 17.1 69% 18 30.27 1026.2
08 19:51 SE 13 10.00 Overcast OVC060 27 17.1 66% 17 30.28 1026.3
08 18:51 SE 14 10.00 Overcast OVC060 27 17.1 66% 16 30.28 1026.4
08 17:51 E 15 10.00 Mostly Cloudy BKN060 27 18 30 27 69% 16 30.27 1026.1
08 16:51 E 12 10.00 Mostly Cloudy FEW012 BKN060 28 17.1 63% 19 30.27 1025.9
08 15:51 E 12 10.00 Mostly Cloudy FEW012 BKN060 28 17.1 63% 19 30.27 1025.9
08 14:51 E 9 10.00 Mostly Cloudy FEW012 BKN060 30 16 56% 22 30.27 1026.0
08 13:51 SE 12 10.00 Mostly Cloudy FEW012 BKN065 30 15.1 54% 21 30.28 1026.2
08 12:51 SE 14 G 18 10.00 Partly Cloudy FEW012 SCT070 30 15.1 54% 20 30.3 1026.9
08 11:51 SE 9 10.00 A Few Clouds FEW012 FEW070 28 16 28.9 21 60% 20 30.32 1027.7
08 10:51 SE 10 10.00 A Few Clouds FEW012 FEW070 27 16 63% 18 30.35 1028.7
08 09:51 SE 13 10.00 A Few Clouds FEW012 FEW070 25 16 69% 14 30.34 1028.5
08 08:51 SE 13 10.00 A Few Clouds FEW012 FEW060 FEW100 23 16 74% 12 30.34 1028.4
08 07:51 SE 9 9.00 A Few Clouds FEW012 FEW100 FEW160 21.9 17.1 82% 13 30.34 1028.4
08 06:51 SE 8 10.00 Mostly Cloudy SCT013 SCT100 BKN160 21 16 81% 12 30.33 1028.1
08 05:51 SE 8 10.00 Partly Cloudy FEW012 FEW100 SCT160 21 16 23 21 81% 12 30.32 1027.7
08 04:51 SE 8 10.00 Overcast FEW012 BKN100 OVC140 23 18 81% 15 30.3 1027.2
08 03:51 E 9 10.00 Overcast FEW012 OVC120 23 18 81% 14 30.3 1027.0
08 02:51 E 7 10.00 Overcast SCT012 OVC110 23 18 81% 16 30.34 1028.4
08 01:51 E 8 10.00 Overcast SCT012 OVC055 23 18 81% 15 30.35 1028.9
08 00:51 E 5 10.00 Overcast SCT010 OVC048 21.9 18 85% 16 30.37 1029.4
07 23:51 E 7 8.00 Overcast FEW020 OVC050 21.9 17.1 23 21 82% 14 30.35 1028.9 0.01
07 22:51 E 7 1.50 Light Snow Fog/Mist OVC020 21 17.1 85% 13 30.35 1028.9 0.01
07 21:51 E 7 10.00 Overcast OVC042 23 10 57% 16 30.35 1028.8
07 20:51 E 7 10.00 Overcast BKN085 OVC110 23 10 57% 16 30.35 1028.9
07 19:51 E 7 10.00 Overcast BKN100 OVC200 21.9 8.1 55% 14 30.35 1029.0
07 18:51 E 10 10.00 Overcast BKN120 OVC200 21.9 8.1 55% 12 30.36 1029.5
07 17:51 E 8 10.00 Mostly Cloudy SCT150 BKN220 BKN250 21.9 8.1 25 21 55% 13 30.37 1029.9
07 16:51 E 6 10.00 Mostly Cloudy FEW030 FEW100 SCT130 BKN220 BKN250 23 7 50% 17 30.37 1029.7
07 15:51 Calm 10.00 Mostly Cloudy FEW030 FEW100 SCT130 BKN250 24.1 -4 29% 30.37 1029.6
07 14:51 Calm 10.00 Mostly Cloudy FEW030 FEW090 BKN130 BKN250 24.1 -7.1 25% 30.38 1029.9
07 13:51 E 3 10.00 Mostly Cloudy FEW030 BKN130 BKN250 24.1 -5.1 27% 30.38 1029.9
07 12:51 Calm 10.00 Partly Cloudy FEW030 FEW150 SCT250 23 -0.9 35% 30.41 1030.9
07 11:51 NE 5 10.00 Partly Cloudy FEW030 SCT250 21 1.9 21.9 12 43% 15 30.43 1031.7
07 10:51 N 8 10.00 A Few Clouds FEW030 FEW250 19.9 6.1 55% 11 30.44 1032.1
07 09:51 NW 8 10.00 A Few Clouds FEW030 FEW250 18 5 57% 9 30.44 1032.0
07 08:51 N 9 10.00 A Few Clouds FEW030 15.1 3 59% 4 30.41 1030.9
07 07:51 N 12 10.00 A Few Clouds FEW030 12.9 1 59% 0 30.39 1030.2
07 06:51 NW 8 10.00 A Few Clouds FEW030 12 -0.9 56% 1 30.38 1030.0
07 05:51 NW 10 10.00 A Few Clouds FEW030 12 -0.9 19 12 56% -0 30.37 1029.6
07 04:51 N 9 10.00 Fair CLR 12 -0.9 56% 1 30.36 1029.2
07 03:51 N 13 10.00 Fair CLR 12.9 -0.9 54% -1 30.34 1028.3
07 02:51 N 16 10.00 Fair CLR 14 -0.9 51% -1 30.31 1027.4
07 01:51 N 17 10.00 Fair CLR 16 -0.9 47% 1 30.3 1027.0
07 00:51 N 15 10.00 Fair CLR 17.1 -0 47% 3 30.28 1026.1
06 23:51 N 17 10.00 Fair CLR 18 1 30.9 18 47% 4 30.25 1025.2
06 22:51 N 17 10.00 Fair CLR 19.9 3 48% 6 30.22 1024.2
06 21:51 N 21 G 29 10.00 Fair and Breezy CLR 23 5 46% 9 30.2 1023.4
06 20:51 N 13 10.00 A Few Clouds FEW045 25 9 50% 14 30.16 1022.1
06 19:51 N 25 G 36 10.00 Partly Cloudy and Breezy FEW030 SCT047 28 18 66% 14 30.12 1020.7
06 18:51 NE 18 10.00 Mostly Cloudy SCT023 BKN041 28.9 21 72% 17 30.09 1019.6
06 17:51 N 16 10.00 Mostly Cloudy SCT018 BKN045 30.9 25 37.9 30.9 79% 21 30.04 1018.1
06 16:51 NE 18 10.00 Partly Cloudy SCT047 32 27 82% 21 29.99 1016.4
06 15:51 NW 17 G 26 10.00 Mostly Cloudy BKN047 37.9 23 55% 29 29.94 1014.6
06 14:51 NW 16 G 25 10.00 Mostly Cloudy BKN036 BKN047 37 26.1 65% 28 29.91 1013.4
06 13:51 NW 17 G 26 10.00 Overcast BKN030 OVC042 37 26.1 65% 28 29.88 1012.4
06 12:51 NW 10 10.00 Overcast BKN027 OVC038 37 28 70% 30 29.86 1011.8
06 11:51 N 16 10.00 Overcast BKN023 OVC036 37 28 37 30 70% 28 29.83 1010.9
06 10:51 N 12 G 21 10.00 Overcast SCT014 OVC018 35.1 28.9 78% 28 29.81 1010.2
06 09:51 N 15 G 23 10.00 Overcast OVC012 34 28.9 82% 25 29.78 1009.2
06 08:51 N 18 G 26 9.00 Overcast OVC013 33.1 28.9 85% 23 29.73 1007.6
06 07:51 N 15 7.00 Overcast BKN012 OVC036 33.1 28.9 85% 24 29.68 1005.8
06 06:51 NW 8 6.00 Light Snow Fog/Mist BKN013 OVC028 32 28.9 88% 25 29.64 1004.5
06 05:51 W 6 5.00 Light Snow Fog/Mist BKN024 OVC070 30 27 30.9 28.9 88% 25 29.62 1003.7 0.01 0.02
06 04:51 SW 5 2.00 Light Snow Fog/Mist BKN028 OVC055 30 27 88% 26 29.61 1003.5 0.01
06 03:51 SW 6 8.00 Overcast BKN050 OVC070 30.9 26.1 82% 26 29.62 1003.6
06 02:51 SW 7 7.00 Overcast BKN011 OVC100 30 26.1 85% 24 29.63 1004.1
06 01:51 SW 7 8.00 Overcast OVC012 28.9 25 85% 23 29.68 1005.7
06 00:51 SW 8 8.00 Overcast OVC014 28.9 24.1 82% 22 29.68 1006.0
05 23:51 SW 6 8.00 Overcast OVC016 28.9 24.1 28.9 28.9 82% 23 29.72 1007.3
05 22:51 SW 8 8.00 Overcast OVC016 28.9 23 78% 22 29.75 1008.3
Date Time (cst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)