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. | ||||||||||||||||
| 28 | 17:51 | SW 22 G 37 | 16.09 | Mostly Cloudy | BKN120 BKN250 | 8.9 | -6.1 | 34% | 6 | 77.14 | 1028.9 | ||||||
| 28 | 16:51 | SW 26 G 37 | 16.09 | Mostly Cloudy | BKN120 BKN250 | 8.3 | -7.2 | 33% | 5 | 77.22 | 1030.1 | ||||||
| 28 | 15:51 | SW 22 | 16.09 | Partly Cloudy | FEW120 FEW170 SCT250 | 8.3 | -7.2 | 33% | 5 | 77.29 | 1031.1 | ||||||
| 28 | 14:51 | SW 20 G 31 | 16.09 | Partly Cloudy | FEW170 SCT250 | 7.2 | -7.8 | 34% | 4 | 77.44 | 1033.0 | ||||||
| 28 | 13:51 | SW 20 G 33 | 16.09 | Partly Cloudy | FEW180 SCT250 | 6.1 | -8.9 | 34% | 3 | 77.52 | 1034.2 | ||||||
| 28 | 12:51 | SW 11 G 31 | 16.09 | Mostly Cloudy | SCT170 BKN250 | 5 | -10 | 5 | -3.9 | 33% | 3 | 77.65 | 1035.9 | ||||
| 28 | 11:51 | SW 15 | 16.09 | Mostly Cloudy | BKN170 BKN250 | 3.3 | -11.1 | 34% | 0 | 77.72 | 1036.9 | ||||||
| 28 | 10:51 | SW 9 | 16.09 | A Few Clouds | FEW250 | 1.7 | -11.1 | 38% | -1 | 77.77 | 1037.5 | ||||||
| 28 | 09:51 | S 6 | 16.09 | A Few Clouds | FEW250 | 0 | -11.1 | 43% | 77.83 | 1038.3 | |||||||
| 28 | 08:51 | S 6 | 16.09 | A Few Clouds | FEW025 FEW250 | -1.1 | -11.1 | 47% | 77.83 | 1038.3 | |||||||
| 28 | 07:51 | W 7 | 16.09 | A Few Clouds | FEW025 FEW250 | -1.7 | -10 | 54% | -4 | 77.85 | 1038.6 | ||||||
| 28 | 06:51 | N 11 | 16.09 | A Few Clouds | FEW025 FEW250 | -3.3 | -11.1 | -1.1 | -4.4 | 55% | -7 | 77.75 | 1037.3 | ||||
| 28 | 05:51 | N 9 | 16.09 | Fair | CLR | -3.3 | -11.1 | 55% | -7 | 77.7 | 1036.6 | ||||||
| 28 | 04:51 | N 11 | 16.09 | Fair | CLR | -3.9 | -10.6 | 60% | -8 | 77.75 | 1037.2 | ||||||
| 28 | 03:51 | N 13 | 16.09 | Fair | CLR | -2.2 | -10.6 | 53% | -6 | 77.75 | 1037.2 | ||||||
| 28 | 02:51 | N 17 | 16.09 | Fair | CLR | -2.2 | -9.4 | 58% | -7 | 77.7 | 1036.7 | ||||||
| 28 | 00:51 | N 11 | 16.09 | Fair | CLR | -1.1 | -5 | 6.1 | -1.1 | 75% | -5 | 77.67 | 1036.2 | ||||
| 27 | 23:51 | NE 11 | 16.09 | A Few Clouds | FEW065 | 0.6 | -4.4 | 70% | -2 | 77.57 | 1035.0 | ||||||
| 27 | 22:51 | N 13 | 16.09 | Partly Cloudy | SCT070 | 1.1 | -3.9 | 70% | -2 | 77.52 | 1034.3 | ||||||
| 27 | 21:51 | NE 7 | 16.09 | Mostly Cloudy | BKN070 | 2.2 | -3.9 | 64% | 0 | 77.44 | 1033.2 | ||||||
| 27 | 20:51 | SE 6 | 16.09 | Mostly Cloudy | BKN075 | 2.2 | -3.9 | 64% | 77.37 | 1032.3 | |||||||
| 27 | 19:51 | E 11 | 16.09 | Mostly Cloudy | BKN080 | 2.8 | -4.4 | 59% | 0 | 77.29 | 1031.0 | ||||||
| 27 | 18:51 | NW 22 G 33 | 16.09 | Mostly Cloudy | BKN075 | 6.1 | -8.9 | 7.8 | 4.4 | 34% | 3 | 77.22 | 1030.2 | ||||
| 27 | 17:51 | N 26 G 39 | 16.09 | Mostly Cloudy | BKN065 | 6.7 | -8.3 | 34% | 3 | 77.17 | 1029.5 | ||||||
| 27 | 16:51 | NW 24 G 37 | 16.09 | Mostly Cloudy | BKN060 | 6.7 | -8.3 | 34% | 3 | 77.17 | 1029.2 | ||||||
| 27 | 15:51 | NW 26 G 39 | 16.09 | Mostly Cloudy | BKN055 | 6.7 | -7.2 | 37% | 3 | 77.17 | 1029.3 | ||||||
| 27 | 14:51 | NW 20 G 41 | 16.09 | Mostly Cloudy | BKN050 | 6.7 | -6.7 | 38% | 3 | 77.17 | 1029.5 | ||||||
| 27 | 12:51 | NW 20 G 37 | 16.09 | A Few Clouds | FEW036 | 5 | -6.7 | 5 | -0.6 | 43% | 1 | 77.19 | 1029.6 | ||||
| 27 | 11:51 | N 15 | 16.09 | A Few Clouds | FEW032 | 3.3 | -6.1 | 51% | 0 | 77.22 | 1030.0 | ||||||
| 27 | 10:51 | N 22 G 31 | 16.09 | Partly Cloudy | SCT028 | 1.7 | -5.6 | 59% | -3 | 77.24 | 1030.6 | ||||||
| 27 | 09:51 | N 28 G 41 | 16.09 | Mostly Cloudy | BKN026 | 1.1 | -6.1 | 59% | -4 | 77.22 | 1030.2 | ||||||
| 27 | 08:51 | NE 22 | 16.09 | Mostly Cloudy | BKN024 | 0.6 | -5.6 | 64% | -4 | 77.14 | 1029.2 | ||||||
| 27 | 07:51 | N 20 | 16.09 | Mostly Cloudy | BKN023 | 0 | -5.6 | 66% | -5 | 77.14 | 1029.0 | ||||||
| 27 | 06:51 | N 28 | 16.09 | Mostly Cloudy | BKN023 BKN210 | 0 | -5.6 | 0 | -0.6 | 66% | -6 | 77.04 | 1027.8 | ||||
| 27 | 05:51 | N 31 | 16.09 | Mostly Cloudy | SCT023 BKN200 | 0 | -5 | 69% | -6 | 76.96 | 1026.6 | ||||||
| 27 | 04:51 | N 35 G 52 | 16.09 | Mostly Cloudy and Breezy | SCT020 BKN200 | 0 | -4.4 | 73% | -7 | 76.91 | 1025.9 | ||||||
| 27 | 03:51 | NE 37 G 56 | 16.09 | Mostly Cloudy and Breezy | BKN020 | 0 | -4.4 | 73% | -7 | 76.81 | 1024.5 | ||||||
| 27 | 02:51 | NE 44 G 57 | 16.09 | Overcast and Windy | OVC020 | 0 | -4.4 | 73% | -7 | 76.73 | 1023.4 | ||||||
| 27 | 01:51 | N 39 G 69 | 16.09 | Overcast and Breezy | OVC017 | 0 | -3.9 | 75% | -7 | 76.73 | 1023.5 | ||||||
| 27 | 00:51 | N 43 G 61 | 16.09 | Overcast and Windy | OVC015 | 0 | -3.3 | 5 | 0 | 79% | -7 | 76.71 | 1022.9 | 0.13 | |||
| 26 | 23:51 | NE 41 G 65 | 16.09 | Overcast and Breezy | OVC018 | 0.6 | -3.3 | 75% | -6 | 76.63 | 1021.9 | ||||||
| 26 | 22:51 | N 48 G 70 | 16.09 | Overcast and Windy | BKN020 BKN080 OVC100 | 1.1 | -3.3 | 73% | -6 | 76.45 | 1019.6 | ||||||
| 26 | 21:51 | N 52 G 67 | 16.09 | Overcast and Windy | SCT020 OVC070 | 1.7 | -2.2 | 76% | -5 | 76.4 | 1018.8 | 0.13 | |||||
| 26 | 20:51 | N 52 G 74 | 16.09 | Light Rain and Windy | BKN012 OVC055 | 2.2 | -0.6 | 82% | -5 | 76.3 | 1017.4 | 0.03 | |||||
| 26 | 19:51 | N 41 G 54 | 12.87 | Light Rain and Breezy | BKN009 BKN030 OVC095 | 3.3 | 1.7 | 89% | -3 | 76.12 | 1015.0 | 0.1 | |||||
| 26 | 18:51 | NE 39 G 67 | 6.44 | Light Rain Fog/Mist and Breezy | BKN007 BKN012 OVC045 | 5 | 3.9 | 13.3 | 5 | 93% | -0 | 75.9 | 1012.1 | 0.23 | 0.33 | ||
| 26 | 17:51 | N 46 G 56 | 4.83 | Thunderstorm Light Rain Fog/Mist and Windy | SCT012 BKN045CB OVC055 | 8.3 | 6.7 | 90% | 4 | 75.82 | 1010.9 | 0.1 | |||||
| 26 | 16:51 | N 30 | 14.48 | Thunderstorm Light Rain | OVC043CB | 9.4 | 6.7 | 83% | 6 | 75.82 | 1010.9 | ||||||
| 26 | 15:51 | N 44 G 67 | 16.09 | Light Rain and Windy | BKN043 OVC140 | 10 | 5.6 | 74% | 6 | 75.72 | 1009.6 | ||||||
| 26 | 14:51 | NE 39 G 59 | 16.09 | Light Rain and Breezy | BKN043 BKN140 OVC250 | 10.6 | 5 | 69% | 75.49 | 1006.5 | |||||||
| 26 | 13:51 | NE 39 G 61 | 16.09 | Overcast and Breezy | BKN038 BKN140 OVC250 | 12.2 | 3.9 | 57% | 75.59 | 1007.7 | |||||||
| 26 | 12:51 | N 46 G 67 | 16.09 | Overcast and Windy | FEW028 BKN038 BKN140 OVC250 | 13.3 | 3.3 | 22.2 | 11.7 | 51% | 75.62 | 1008.2 | |||||
| 26 | 11:51 | N 44 | 12.87 | Mostly Cloudy and Windy | SCT032 SCT140 BKN300 | 15 | 6.7 | 58% | 75.54 | 1007.1 | |||||||
| 26 | 10:51 | SW 9 | 16.09 | Mostly Cloudy | BKN140 | 19.4 | 12.2 | 63% | 75.39 | 1004.9 | |||||||
| 26 | 09:51 | SW 13 | 16.09 | Mostly Cloudy | BKN160 | 18.3 | 12.2 | 68% | 75.39 | 1004.9 | |||||||
| 26 | 08:51 | SW 9 | 16.09 | Mostly Cloudy | BKN170 BKN300 | 16.7 | 12.2 | 75% | 75.49 | 1006.1 | |||||||
| 26 | 07:51 | W 9 | 16.09 | Mostly Cloudy | BKN150 BKN300 | 15.6 | 11.7 | 78% | 75.57 | 1007.1 | |||||||
| 26 | 06:51 | S 7 | 14.48 | A Few Clouds | FEW150 FEW300 | 11.7 | 8.9 | 14.4 | 10.6 | 83% | 75.46 | 1006.1 | |||||
| 26 | 05:51 | S 6 | 16.09 | A Few Clouds | FEW250 | 11.7 | 8.3 | 80% | 75.41 | 1005.3 | |||||||
| 26 | 04:51 | Calm | 16.09 | A Few Clouds | FEW250 | 11.1 | 7.2 | 77% | 75.49 | 1006.3 | |||||||
| 26 | 03:51 | Calm | 16.09 | Partly Cloudy | SCT250 | 12.2 | 6.7 | 69% | 75.54 | 1006.9 | |||||||
| 26 | 02:51 | S 9 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 13.3 | 7.2 | 67% | 75.59 | 1007.5 | |||||||
| 26 | 01:51 | Calm | 16.09 | Partly Cloudy | FEW150 SCT250 | 11.7 | 5.6 | 66% | 75.67 | 1008.8 | |||||||
| 26 | 00:51 | Calm | 16.09 | Mostly Cloudy | BKN250 | 14.4 | 6.1 | 20.6 | 14.4 | 58% | 75.67 | 1008.8 | |||||
| 25 | 23:51 | SW 11 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 15.6 | 6.1 | 53% | 75.69 | 1009.2 | |||||||
| 25 | 22:51 | SW 15 | 16.09 | Overcast | FEW150 OVC250 | 16.7 | 6.1 | 50% | 75.74 | 1009.7 | |||||||
| 25 | 21:51 | SW 17 | 16.09 | Overcast | FEW120 OVC250 | 17.8 | 6.1 | 46% | 75.72 | 1009.5 | |||||||
| 25 | 20:51 | SW 15 | 16.09 | Overcast | FEW120 OVC250 | 18.9 | 6.1 | 43% | 75.72 | 1009.5 | |||||||
| 25 | 19:51 | SW 17 | 16.09 | Overcast | FEW120 OVC250 | 20 | 5.6 | 39% | 75.67 | 1008.9 | |||||||
| 25 | 18:51 | SW 19 | 16.09 | Overcast | FEW130 OVC250 | 20.6 | 3.9 | 21.7 | 17.2 | 33% | 75.67 | 1008.9 | |||||
| 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) | |||||||||||||||