Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| 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) | |||||||||||||||