Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cdt) | 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. | ||||||||||||||||
| 19 | 17:51 | Calm | 9.00 | Overcast | SCT060 BKN075 OVC090 | 70 | 66 | 87% | 29.93 | 1013.2 | |||||||
| 19 | 16:51 | SE 3 | 10.00 | Overcast | FEW014 FEW075 BKN090 OVC130 | 69.1 | 66 | 90% | 29.91 | 1012.6 | |||||||
| 19 | 15:51 | Calm | 10.00 | Overcast | FEW012 SCT025 BKN100 OVC150 | 70 | 66 | 87% | 29.94 | 1013.4 | |||||||
| 19 | 14:51 | W 5 | 10.00 | Light Rain | FEW008 BKN011 OVC140 | 69.1 | 64.9 | 87% | 29.96 | 1014.2 | |||||||
| 19 | 13:51 | Calm | 10.00 | Overcast | BKN009 BKN110 OVC250 | 69.1 | 64.9 | 87% | 29.95 | 1013.8 | |||||||
| 19 | 11:51 | N 5 | 7.00 | Overcast | OVC006 | 66 | 64 | 93% | 29.97 | 1014.7 | |||||||
| 19 | 10:51 | S 14 | 10.00 | Overcast | SCT004 SCT095 BKN130 OVC250 | 64.9 | 63 | 93% | 29.92 | 1012.8 | 0.01 | ||||||
| 19 | 09:51 | SW 6 | 5.00 | Light Rain Fog/Mist | FEW075 BKN110 | 64 | 62.1 | 93% | 30.02 | 1016.2 | 0.08 | 0.12 | |||||
| 19 | 08:51 | NE 3 | 7.00 | Light Rain | OVC007 | 64 | 62.1 | 93% | 30.01 | 1015.8 | 0.02 | ||||||
| 19 | 07:51 | E 6 | 10.00 | Overcast | OVC006 | 64 | 62.1 | 93% | 29.99 | 1015.3 | 0.02 | ||||||
| 19 | 06:51 | NE 14 | 8.00 | Light Rain | BKN009 BKN031 OVC090 | 63 | 62.1 | 69.1 | 63 | 97% | 30.02 | 1016.2 | 0.18 | 0.38 | |||
| 19 | 05:51 | NE 12 | 3.00 | Thunderstorm Rain Fog/Mist | OVC021CB | 63 | 62.1 | 97% | 30.01 | 1016.1 | 0.2 | ||||||
| 19 | 04:51 | NW 14 G 22 | 10.00 | Thunderstorm | OVC018CB | 68 | 60.1 | 76% | 30.02 | 1016.0 | |||||||
| 19 | 03:51 | SE 14 G 24 | 10.00 | Overcast | OVC019 | 68 | 59 | 73% | 29.96 | 1014.0 | |||||||
| 19 | 02:51 | SE 10 | 10.00 | Overcast | OVC023 | 68 | 60.1 | 76% | 29.98 | 1015.0 | |||||||
| 19 | 01:51 | E 10 | 10.00 | Mostly Cloudy | BKN028 | 69.1 | 60.1 | 73% | 30.02 | 1016.3 | |||||||
| 19 | 00:51 | SE 13 | 10.00 | Mostly Cloudy | BKN030 | 69.1 | 60.1 | 71.1 | 69.1 | 73% | 30.04 | 1016.8 | |||||
| 18 | 23:51 | E 9 | 10.00 | Overcast | OVC029 | 70 | 59 | 68% | 30.07 | 1017.9 | |||||||
| 18 | 22:51 | E 12 | 10.00 | Mostly Cloudy | BKN034 BKN250 | 71.1 | 57 | 61% | 30.09 | 1018.7 | |||||||
| 18 | 21:51 | E 8 | 10.00 | Mostly Cloudy | BKN030 BKN250 | 70 | 57.9 | 66% | 30.11 | 1019.4 | |||||||
| 18 | 20:51 | E 9 | 10.00 | Overcast | BKN030 BKN065 OVC250 | 70 | 57.9 | 66% | 30.12 | 1019.7 | |||||||
| 18 | 19:51 | E 9 | 10.00 | Overcast | SCT028 BKN065 OVC250 | 69.1 | 60.1 | 73% | 30.13 | 1019.9 | |||||||
| 18 | 17:51 | E 8 | 10.00 | Light Rain | BKN030 BKN065 OVC100 | 70 | 57 | 64% | 30.14 | 1020.3 | |||||||
| 18 | 16:51 | E 12 | 10.00 | Overcast | FEW027 BKN120 OVC250 | 71.1 | 57 | 61% | 30.14 | 1020.3 | |||||||
| 18 | 15:51 | E 12 | 10.00 | Overcast | SCT150 BKN170 OVC250 | 71.1 | 57.9 | 63% | 30.15 | 1020.5 | |||||||
| 18 | 14:51 | E 14 | 10.00 | Overcast | SCT110 BKN130 OVC250 | 69.1 | 57 | 66% | 30.18 | 1021.6 | |||||||
| 18 | 13:51 | NE 10 | 10.00 | Overcast | FEW025 OVC100 | 69.1 | 55 | 61% | 30.24 | 1023.7 | |||||||
| 18 | 12:51 | E 13 | 10.00 | Light Rain | FEW025 FEW050 SCT090 BKN130 | 69.1 | 55.9 | 72 | 64.9 | 63% | 30.26 | 1024.2 | |||||
| 18 | 11:51 | E 10 | 10.00 | Mostly Cloudy | FEW023 FEW050 BKN120 BKN150 | 71.1 | 54 | 55% | 30.27 | 1024.8 | |||||||
| 18 | 10:51 | NE 16 | 10.00 | Mostly Cloudy | FEW030 FEW055 SCT120 BKN160 BKN250 | 71.1 | 57 | 61% | 30.28 | 1025.1 | |||||||
| 18 | 09:51 | NE 16 | 10.00 | Mostly Cloudy | FEW030 FEW045 BKN150 BKN250 | 69.1 | 54 | 59% | 30.28 | 1025.2 | |||||||
| 18 | 08:51 | E 14 | 10.00 | Partly Cloudy | FEW030 FEW050 SCT140 SCT250 | 69.1 | 55.9 | 63% | 30.27 | 1024.7 | |||||||
| 18 | 07:51 | E 12 | 10.00 | A Few Clouds | FEW030 FEW050 FEW250 | 66.9 | 57.9 | 73% | 30.26 | 1024.5 | |||||||
| 18 | 06:51 | NE 9 | 10.00 | A Few Clouds | FEW030 FEW050 FEW250 | 64.9 | 60.1 | 68 | 64.9 | 84% | 30.25 | 1024.3 | |||||
| 18 | 05:51 | NE 9 | 10.00 | A Few Clouds | FEW030 FEW250 | 64.9 | 60.1 | 84% | 30.24 | 1023.9 | |||||||
| 18 | 04:51 | NE 9 | 10.00 | Partly Cloudy | SCT030 | 66 | 60.1 | 81% | 30.24 | 1023.6 | |||||||
| 18 | 03:51 | NE 10 | 10.00 | Mostly Cloudy | FEW021 BKN032 | 66.9 | 61 | 81% | 30.23 | 1023.1 | |||||||
| 18 | 02:51 | NE 6 | 10.00 | Overcast | BKN018 OVC032 | 66 | 61 | 84% | 30.23 | 1023.3 | |||||||
| 18 | 01:51 | NE 9 | 10.00 | Overcast | BKN018 OVC032 | 68 | 62.1 | 81% | 30.24 | 1023.4 | |||||||
| 18 | 00:51 | NE 10 | 10.00 | Overcast | BKN015 BKN021 OVC030 | 68 | 62.1 | 68 | 66.9 | 81% | 30.25 | 1024.1 | |||||
| 17 | 23:51 | NE 14 | 10.00 | Overcast | BKN012 BKN018 OVC030 | 68 | 63 | 84% | 30.25 | 1024.0 | |||||||
| 17 | 22:51 | N 13 | 10.00 | Overcast | OVC009 | 66.9 | 64 | 91% | 30.24 | 1023.7 | |||||||
| 17 | 21:51 | NE 13 | 10.00 | Overcast | OVC007 | 66.9 | 64 | 91% | 30.24 | 1023.5 | |||||||
| 17 | 20:51 | N 13 | 10.00 | Overcast | OVC008 | 68 | 64.9 | 90% | 30.23 | 1023.5 | |||||||
| 17 | 19:51 | NE 13 | 9.00 | Overcast | OVC006 | 68 | 64.9 | 90% | 30.2 | 1022.5 | |||||||
| 17 | 18:51 | N 13 | 5.00 | Fog/Mist | OVC005 | 68 | 66 | 80.1 | 68 | 93% | 30.19 | 1022.3 | |||||
| 17 | 17:51 | N 14 | 8.00 | Overcast | OVC006 | 69.1 | 66.9 | 93% | 30.19 | 1022.0 | |||||||
| 17 | 16:51 | NE 15 | 10.00 | Overcast | SCT009 BKN018 OVC040 | 72 | 68 | 87% | 30.17 | 1021.3 | |||||||
| 17 | 15:51 | N 10 | 10.00 | Overcast | BKN017 OVC027 | 78.1 | 71.1 | 79% | 80 | 30.16 | 1020.8 | ||||||
| 17 | 14:51 | N 6 | 10.00 | Mostly Cloudy | SCT019 BKN035 BKN250 | 79 | 72 | 79% | 82 | 30.17 | 1021.0 | ||||||
| 17 | 13:51 | NW 6 | 10.00 | Overcast | FEW006 FEW015 BKN027 OVC250 | 78.1 | 71.1 | 79% | 80 | 30.18 | 1021.7 | ||||||
| 17 | 12:51 | NW 6 | 10.00 | Mostly Cloudy | BKN014 BKN025 BKN150 BKN250 | 77 | 71.1 | 78.1 | 66.9 | 82% | 79 | 30.18 | 1021.8 | 0.37 | |||
| 17 | 11:51 | W 5 | 10.00 | Overcast | BKN008 OVC150 | 73.9 | 71.1 | 91% | 30.2 | 1022.3 | |||||||
| 17 | 10:51 | SW 6 | 10.00 | Overcast | BKN005 BKN045 OVC150 | 72 | 70 | 94% | 30.21 | 1022.8 | 0.01 | ||||||
| 17 | 09:51 | Calm | 5.00 | Light Rain Fog/Mist | BKN004 OVC045 | 70 | 69.1 | 97% | 30.21 | 1022.6 | 0.03 | 0.36 | |||||
| 17 | 08:51 | Calm | 2.50 | Rain Fog/Mist | FEW005 BKN090 OVC110 | 68 | 68 | 100% | 30.22 | 1023.1 | 0.2 | ||||||
| 17 | 07:51 | Calm | 2.50 | Light Rain Fog/Mist | SCT008 BKN085 OVC110 | 66.9 | 66.9 | 100% | 30.22 | 1023.2 | 0.13 | ||||||
| 17 | 06:51 | Calm | 5.00 | Thunderstorm Light Rain Fog/Mist | FEW008 FEW017 SCT041CB OVC130 | 66.9 | 66 | 66.9 | 66 | 97% | 30.21 | 1022.8 | 0.17 | 0.34 | |||
| 17 | 05:51 | Calm | 3.00 | Thunderstorm Heavy Rain Fog/Mist | BKN055CB OVC070 | 66 | 64.9 | 96% | 30.19 | 1022.1 | 0.17 | ||||||
| 17 | 04:51 | Calm | 7.00 | Thunderstorm Light Rain | FEW006 BKN055CB BKN090 OVC250 | 66 | 64.9 | 96% | 30.19 | 1022.0 | |||||||
| 17 | 03:51 | N 6 | 8.00 | Overcast | FEW006 BKN050 OVC090 | 66.9 | 64.9 | 93% | 30.19 | 1022.1 | |||||||
| 17 | 02:51 | Calm | 9.00 | Overcast | BKN006 OVC085 | 66 | 64 | 93% | 30.21 | 1022.7 | |||||||
| 17 | 01:51 | Calm | 10.00 | Overcast | OVC006 | 66 | 64 | 93% | 30.22 | 1023.0 | |||||||
| 17 | 00:51 | N 6 | 10.00 | Overcast | OVC008 | 66 | 64 | 66.9 | 66 | 93% | 30.23 | 1023.3 | |||||
| 16 | 23:51 | N 6 | 10.00 | Overcast | OVC011 | 66.9 | 64 | 91% | 30.26 | 1024.5 | |||||||
| 16 | 22:51 | N 5 | 10.00 | Overcast | OVC012 | 66.9 | 64 | 91% | 30.28 | 1024.9 | |||||||
| 16 | 21:51 | N 8 | 10.00 | Overcast | SCT009 OVC016 | 66.9 | 64 | 91% | 30.28 | 1025.2 | |||||||
| 16 | 20:51 | NE 8 | 10.00 | Overcast | BKN009 OVC020 | 66.9 | 64 | 91% | 30.29 | 1025.6 | |||||||
| 16 | 19:51 | N 10 | 10.00 | Overcast | BKN007 OVC015 | 66.9 | 64 | 91% | 30.28 | 1025.1 | |||||||
| 16 | 18:51 | NE 13 | 9.00 | Overcast | BKN007 OVC013 | 66.9 | 64.9 | 75.9 | 66.9 | 93% | 30.27 | 1024.6 | 0.03 | ||||
| Date | Time (cdt) | 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) | |||||||||||||||