Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
18 17:51 E 13 16.09 Light Rain BKN030 BKN065 OVC100 21.1 13.9 64% 76.56 1020.3
18 16:51 E 19 16.09 Overcast FEW027 BKN120 OVC250 21.7 13.9 61% 76.56 1020.3
18 15:51 E 19 16.09 Overcast SCT150 BKN170 OVC250 21.7 14.4 63% 76.58 1020.5
18 14:51 E 22 16.09 Overcast SCT110 BKN130 OVC250 20.6 13.9 66% 76.66 1021.6
18 13:51 NE 17 16.09 Overcast FEW025 OVC100 20.6 12.8 61% 76.81 1023.7
18 12:51 E 20 16.09 Light Rain FEW025 FEW050 SCT090 BKN130 20.6 13.3 22.2 18.3 63% 76.86 1024.2
18 11:51 E 17 16.09 Mostly Cloudy FEW023 FEW050 BKN120 BKN150 21.7 12.2 55% 76.89 1024.8
18 10:51 NE 26 16.09 Mostly Cloudy FEW030 FEW055 SCT120 BKN160 BKN250 21.7 13.9 61% 76.91 1025.1
18 09:51 NE 26 16.09 Mostly Cloudy FEW030 FEW045 BKN150 BKN250 20.6 12.2 59% 76.91 1025.2
18 08:51 E 22 16.09 Partly Cloudy FEW030 FEW050 SCT140 SCT250 20.6 13.3 63% 76.89 1024.7
18 07:51 E 19 16.09 A Few Clouds FEW030 FEW050 FEW250 19.4 14.4 73% 76.86 1024.5
18 06:51 NE 15 16.09 A Few Clouds FEW030 FEW050 FEW250 18.3 15.6 20 18.3 84% 76.84 1024.3
18 05:51 NE 15 16.09 A Few Clouds FEW030 FEW250 18.3 15.6 84% 76.81 1023.9
18 04:51 NE 15 16.09 Partly Cloudy SCT030 18.9 15.6 81% 76.81 1023.6
18 03:51 NE 17 16.09 Mostly Cloudy FEW021 BKN032 19.4 16.1 81% 76.78 1023.1
18 02:51 NE 9 16.09 Overcast BKN018 OVC032 18.9 16.1 84% 76.78 1023.3
18 01:51 NE 15 16.09 Overcast BKN018 OVC032 20 16.7 81% 76.81 1023.4
18 00:51 NE 17 16.09 Overcast BKN015 BKN021 OVC030 20 16.7 20 19.4 81% 76.84 1024.1
17 23:51 NE 22 16.09 Overcast BKN012 BKN018 OVC030 20 17.2 84% 76.84 1024.0
17 22:51 N 20 16.09 Overcast OVC009 19.4 17.8 91% 76.81 1023.7
17 21:51 NE 20 16.09 Overcast OVC007 19.4 17.8 91% 76.81 1023.5
17 20:51 N 20 16.09 Overcast OVC008 20 18.3 90% 76.78 1023.5
17 19:51 NE 20 14.48 Overcast OVC006 20 18.3 90% 76.71 1022.5
17 18:51 N 20 8.05 Fog/Mist OVC005 20 18.9 26.7 20 93% 76.68 1022.3
17 17:51 N 22 12.87 Overcast OVC006 20.6 19.4 93% 76.68 1022.0
17 16:51 NE 24 16.09 Overcast SCT009 BKN018 OVC040 22.2 20 87% 76.63 1021.3
17 15:51 N 17 16.09 Overcast BKN017 OVC027 25.6 21.7 79% 27 76.61 1020.8
17 14:51 N 9 16.09 Mostly Cloudy SCT019 BKN035 BKN250 26.1 22.2 79% 28 76.63 1021.0
17 13:51 NW 9 16.09 Overcast FEW006 FEW015 BKN027 OVC250 25.6 21.7 79% 27 76.66 1021.7
17 12:51 NW 9 16.09 Mostly Cloudy BKN014 BKN025 BKN150 BKN250 25 21.7 25.6 19.4 82% 26 76.66 1021.8 0.94
17 11:51 W 7 16.09 Overcast BKN008 OVC150 23.3 21.7 91% 76.71 1022.3
17 10:51 SW 9 16.09 Overcast BKN005 BKN045 OVC150 22.2 21.1 94% 76.73 1022.8 0.03
17 09:51 Calm 8.05 Light Rain Fog/Mist BKN004 OVC045 21.1 20.6 97% 76.73 1022.6 0.08 0.91
17 08:51 Calm 4.02 Rain Fog/Mist FEW005 BKN090 OVC110 20 20 100% 76.76 1023.1 0.51
17 07:51 Calm 4.02 Light Rain Fog/Mist SCT008 BKN085 OVC110 19.4 19.4 100% 76.76 1023.2 0.33
17 06:51 Calm 8.05 Thunderstorm Light Rain Fog/Mist FEW008 FEW017 SCT041CB OVC130 19.4 18.9 19.4 18.9 97% 76.73 1022.8 0.43 0.86
17 05:51 Calm 4.83 Thunderstorm Heavy Rain Fog/Mist BKN055CB OVC070 18.9 18.3 96% 76.68 1022.1 0.43
17 04:51 Calm 11.27 Thunderstorm Light Rain FEW006 BKN055CB BKN090 OVC250 18.9 18.3 96% 76.68 1022.0
17 03:51 N 9 12.87 Overcast FEW006 BKN050 OVC090 19.4 18.3 93% 76.68 1022.1
17 02:51 Calm 14.48 Overcast BKN006 OVC085 18.9 17.8 93% 76.73 1022.7
17 01:51 Calm 16.09 Overcast OVC006 18.9 17.8 93% 76.76 1023.0
17 00:51 N 9 16.09 Overcast OVC008 18.9 17.8 19.4 18.9 93% 76.78 1023.3
16 23:51 N 9 16.09 Overcast OVC011 19.4 17.8 91% 76.86 1024.5
16 22:51 N 7 16.09 Overcast OVC012 19.4 17.8 91% 76.91 1024.9
16 21:51 N 13 16.09 Overcast SCT009 OVC016 19.4 17.8 91% 76.91 1025.2
16 20:51 NE 13 16.09 Overcast BKN009 OVC020 19.4 17.8 91% 76.94 1025.6
16 19:51 N 17 16.09 Overcast BKN007 OVC015 19.4 17.8 91% 76.91 1025.1
16 18:51 NE 20 14.48 Overcast BKN007 OVC013 19.4 18.3 24.4 19.4 93% 76.89 1024.6 0.08
16 17:51 NE 19 14.48 Overcast BKN008 OVC017 20 18.3 90% 76.86 1024.6 0.03
16 16:51 N 22 6.44 Light Rain Fog/Mist OVC014 20 18.9 93% 76.91 1025.2 0.03
16 15:51 N 15 6.44 Light Rain Fog/Mist BKN013 BKN022 OVC040 20.6 18.9 90% 76.94 1025.4 0.03 0.03
16 14:51 NE 15 16.09 Overcast SCT015 BKN022 BKN090 OVC150 21.7 18.3 81% 76.94 1025.4
16 13:51 N 15 16.09 Overcast BKN025 BKN034 OVC120 23.3 17.8 71% 76.96 1025.6
16 12:51 N 13 16.09 Mostly Cloudy FEW025 FEW036 BKN130 BKN250 24.4 17.8 24.4 17.8 67% 25 76.94 1025.4
16 11:51 NE 15 16.09 Mostly Cloudy BKN025 BKN033 BKN090 23.9 17.2 66% 25 76.96 1025.7
16 10:51 NE 20 16.09 Mostly Cloudy SCT030 SCT085 BKN150 22.8 16.7 69% 76.94 1025.4
16 09:51 NE 17 16.09 Mostly Cloudy FEW060 SCT110 BKN150 BKN250 20.6 15.6 73% 76.94 1025.5
16 08:51 N 11 16.09 Overcast BKN110 OVC250 18.9 15.6 81% 76.91 1025.2
16 07:51 N 19 16.09 Light Rain FEW050 BKN110 OVC250 17.8 15 84% 76.91 1024.9
16 06:51 NE 13 16.09 Overcast FEW070 SCT110 BKN170 OVC250 18.3 15 22.2 18.3 81% 76.89 1024.6
16 05:51 NE 11 16.09 Light Rain FEW070 BKN100 OVC250 18.3 15.6 84% 76.86 1024.2
16 04:51 N 11 16.09 Overcast FEW025 SCT065 BKN085 OVC250 18.9 14.4 75% 76.81 1023.7
16 03:51 N 17 16.09 Overcast OVC070 19.4 13.9 71% 76.76 1022.9
16 02:51 N 19 16.09 Overcast BKN075 OVC250 20 13.3 65% 76.76 1022.9
16 01:51 NE 19 16.09 Overcast BKN085 OVC250 21.7 18.3 81% 76.71 1022.2
16 00:51 N 15 16.09 Overcast BKN100 OVC250 21.7 18.9 26.1 21.7 84% 76.68 1021.9
15 23:51 N 11 16.09 Mostly Cloudy SCT100 BKN250 22.2 19.4 84% 76.66 1021.5
15 22:51 Calm 16.09 Overcast BKN110 OVC250 22.8 20 84% 76.66 1021.7
15 21:51 N 15 16.09 Mostly Cloudy FEW110 SCT150 BKN250 22.2 20.6 91% 76.58 1020.5
15 20:51 N 19 16.09 Mostly Cloudy FEW035 SCT140 BKN170 BKN250 23.9 21.1 84% 24 76.53 1019.9
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)