Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cst) | 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. | ||||||||||||||||
| 14 | 18:51 | W 7 | 16.09 | Fair | CLR | 4.4 | -1.7 | 65% | 3 | 76.91 | 1026.0 | ||||||
| 14 | 17:51 | NW 9 | 16.09 | Fair | CLR | 5 | -1.7 | 8.3 | 5 | 62% | 3 | 76.89 | 1025.6 | ||||
| 14 | 16:51 | NW 9 | 16.09 | A Few Clouds | FEW030 | 5.6 | -1.7 | 60% | 4 | 76.86 | 1025.3 | ||||||
| 14 | 15:51 | NW 13 | 16.09 | A Few Clouds | FEW034 | 7.2 | -1.7 | 54% | 5 | 76.84 | 1024.9 | ||||||
| 14 | 14:51 | NW 17 | 16.09 | A Few Clouds | FEW034 | 7.8 | -1.1 | 54% | 5 | 76.84 | 1024.8 | ||||||
| 14 | 13:51 | NW 19 | 16.09 | Mostly Cloudy | BKN034 | 7.8 | -0.6 | 56% | 5 | 76.81 | 1024.5 | ||||||
| 14 | 12:51 | NW 19 | 16.09 | A Few Clouds | FEW035 | 8.3 | -0.6 | 54% | 6 | 76.78 | 1024.2 | ||||||
| 14 | 11:51 | N 20 | 16.09 | A Few Clouds | FEW030 | 7.8 | -0.6 | 7.8 | -1.1 | 56% | 5 | 76.78 | 1024.2 | ||||
| 14 | 10:51 | NW 13 | 16.09 | A Few Clouds | FEW028 | 6.1 | -1.1 | 60% | 4 | 76.81 | 1024.7 | ||||||
| 14 | 09:51 | NW 11 | 16.09 | A Few Clouds | FEW028 | 3.9 | -1.7 | 67% | 1 | 76.84 | 1024.9 | ||||||
| 14 | 08:51 | NW 19 | 16.09 | A Few Clouds | FEW025 | 2.2 | -2.2 | 73% | -2 | 76.84 | 1024.9 | ||||||
| 14 | 07:51 | NW 13 | 16.09 | A Few Clouds | FEW025 | 0.6 | -3.3 | 75% | -3 | 76.81 | 1024.6 | ||||||
| 14 | 06:51 | NW 11 | 16.09 | A Few Clouds | FEW025 | -0.6 | -3.9 | 79% | -4 | 76.76 | 1023.9 | ||||||
| 14 | 05:51 | W 7 | 16.09 | A Few Clouds | FEW025 | -1.1 | -3.9 | 1.7 | -1.1 | 82% | -3 | 76.68 | 1023.1 | ||||
| 14 | 04:51 | NW 13 | 16.09 | A Few Clouds | FEW025 | -0.6 | -3.9 | 79% | -4 | 76.66 | 1022.7 | ||||||
| 14 | 03:51 | NW 17 | 16.09 | A Few Clouds | FEW025 | 0 | -3.9 | 75% | -4 | 76.61 | 1022.0 | ||||||
| 14 | 02:51 | NW 17 | 16.09 | A Few Clouds | FEW023 | 0 | -3.9 | 75% | -4 | 76.58 | 1021.4 | ||||||
| 14 | 01:51 | NW 15 | 16.09 | A Few Clouds | FEW023 | 0.6 | -3.9 | 72% | -3 | 76.56 | 1021.1 | ||||||
| 14 | 00:51 | NW 17 | 16.09 | Fair | CLR | 1.1 | -3.9 | 70% | -3 | 76.53 | 1020.9 | ||||||
| 13 | 23:51 | NW 19 | 16.09 | A Few Clouds | FEW035 | 1.7 | -3.9 | 3.9 | 1.1 | 67% | -2 | 76.53 | 1020.7 | ||||
| 13 | 22:51 | NW 17 | 16.09 | A Few Clouds | FEW035 | 1.7 | -4.4 | 64% | -2 | 76.5 | 1020.4 | ||||||
| 13 | 21:51 | NW 26 G 35 | 16.09 | A Few Clouds | FEW036 | 2.2 | -3.9 | 64% | -3 | 76.48 | 1020.1 | ||||||
| 13 | 20:51 | NW 24 G 37 | 16.09 | A Few Clouds | FEW050 | 2.2 | -3.9 | 64% | -3 | 76.45 | 1020.0 | ||||||
| 13 | 19:51 | NW 17 | 16.09 | Partly Cloudy | SCT050 | 2.2 | -3.9 | 64% | -2 | 76.45 | 1019.9 | ||||||
| 13 | 18:51 | NW 15 | 16.09 | Partly Cloudy | FEW043 SCT070 | 2.8 | -3.9 | 62% | -1 | 76.43 | 1019.7 | ||||||
| 13 | 17:51 | N 26 | 16.09 | Mostly Cloudy | FEW043 SCT070 BKN140 | 3.3 | -3.3 | 6.7 | 3.3 | 62% | -1 | 76.4 | 1019.3 | ||||
| 13 | 16:51 | NW 19 | 16.09 | Mostly Cloudy | BKN044 BKN140 | 5 | -3.9 | 53% | 2 | 76.35 | 1018.6 | ||||||
| 13 | 15:51 | N 26 | 16.09 | Mostly Cloudy | BKN043 | 5.6 | -2.2 | 58% | 2 | 76.33 | 1018.1 | ||||||
| 13 | 13:51 | NW 20 G 35 | 16.09 | Mostly Cloudy | BKN040 BKN070 | 6.1 | -3.3 | 51% | 3 | 76.28 | 1017.4 | ||||||
| 13 | 12:51 | N 22 | 16.09 | Mostly Cloudy | BKN032 BKN120 | 6.1 | -1.7 | 58% | 3 | 76.3 | 1017.6 | ||||||
| 13 | 11:51 | N 24 | 16.09 | Mostly Cloudy | SCT022 BKN120 | 5.6 | -1.1 | 5.6 | 1.1 | 62% | 2 | 76.3 | 1017.8 | ||||
| 13 | 10:51 | NW 20 G 35 | 16.09 | Mostly Cloudy | BKN021 BKN110 | 3.9 | -1.1 | 70% | 0 | 76.33 | 1018.1 | ||||||
| 13 | 09:51 | N 22 | 16.09 | Mostly Cloudy | SCT020 SCT075 BKN110 | 4.4 | -1.1 | 68% | 0 | 76.3 | 1017.8 | ||||||
| 13 | 08:51 | N 24 | 16.09 | Partly Cloudy | FEW019 FEW070 SCT110 | 2.2 | -2.8 | 70% | -3 | 76.28 | 1017.5 | ||||||
| 13 | 07:51 | N 24 G 41 | 16.09 | Mostly Cloudy | FEW028 FEW080 BKN100 | 1.7 | -3.3 | 70% | -3 | 76.25 | 1017.1 | ||||||
| 13 | 06:51 | NW 22 | 16.09 | Mostly Cloudy | SCT028 BKN080 BKN100 | 1.7 | -3.3 | 70% | -3 | 76.23 | 1016.7 | ||||||
| 13 | 04:51 | N 28 | 16.09 | Overcast | OVC027 | 2.8 | -2.8 | 67% | -2 | 76.15 | 1015.7 | ||||||
| 13 | 03:51 | N 28 G 43 | 16.09 | Overcast | OVC025 | 2.8 | -2.2 | 70% | -2 | 76.12 | 1015.4 | ||||||
| 13 | 02:51 | N 19 | 16.09 | Overcast | OVC024 | 3.3 | -2.2 | 68% | -1 | 76.12 | 1015.4 | ||||||
| 13 | 01:51 | NW 22 G 41 | 16.09 | Overcast | OVC028 | 3.3 | -2.8 | 65% | -1 | 76.15 | 1015.5 | ||||||
| 13 | 00:51 | N 20 G 37 | 16.09 | Overcast | OVC032 | 3.3 | -3.3 | 62% | -1 | 76.12 | 1015.2 | ||||||
| 12 | 23:51 | N 26 G 48 | 16.09 | Overcast | OVC035 | 3.9 | -3.3 | 5 | 3.9 | 60% | -1 | 76.12 | 1015.2 | ||||
| 12 | 22:51 | N 30 G 44 | 16.09 | Overcast | OVC033 | 4.4 | -3.3 | 58% | -0 | 76.12 | 1015.4 | ||||||
| 12 | 21:51 | N 28 G 46 | 16.09 | Mostly Cloudy | BKN033 | 3.9 | -3.3 | 60% | -1 | 76.12 | 1015.4 | ||||||
| 12 | 20:51 | NW 24 | 16.09 | Mostly Cloudy | BKN034 | 3.9 | -3.3 | 60% | -0 | 76.12 | 1015.5 | ||||||
| 12 | 19:51 | N 28 | 16.09 | Mostly Cloudy | SCT034 BKN095 | 4.4 | -2.8 | 60% | -0 | 76.12 | 1015.4 | ||||||
| 12 | 18:51 | NW 26 G 48 | 16.09 | Mostly Cloudy | SCT034 BKN095 | 4.4 | -2.8 | 60% | 0 | 76.12 | 1015.3 | ||||||
| 12 | 17:51 | NW 30 G 48 | 16.09 | Overcast | BKN034 OVC065 | 5 | -2.2 | 6.1 | 4.4 | 60% | 0 | 76.1 | 1014.9 | ||||
| 12 | 16:51 | NW 28 G 43 | 16.09 | Overcast | OVC033 | 5 | -2.2 | 60% | 1 | 76.07 | 1014.7 | ||||||
| 12 | 15:51 | N 31 G 48 | 16.09 | Overcast | OVC035 | 5.6 | -2.2 | 58% | 1 | 76.05 | 1014.2 | ||||||
| 12 | 14:51 | NW 24 G 41 | 16.09 | Mostly Cloudy | BKN033 BKN070 | 6.1 | -1.7 | 58% | 2 | 76 | 1013.6 | ||||||
| 12 | 13:51 | NW 28 | 16.09 | Mostly Cloudy | BKN031 | 5.6 | -2.2 | 58% | 1 | 75.97 | 1013.3 | ||||||
| 12 | 12:51 | N 31 G 44 | 16.09 | Overcast | OVC029 | 5 | -1.7 | 62% | 0 | 76 | 1013.6 | ||||||
| 12 | 11:51 | N 28 G 41 | 16.09 | Overcast | OVC029 | 5 | -1.7 | 6.1 | 3.9 | 62% | 1 | 76.02 | 1013.8 | ||||
| 12 | 10:51 | N 31 G 46 | 16.09 | Mostly Cloudy | BKN028 | 5.6 | -0.6 | 65% | 1 | 76.02 | 1013.9 | ||||||
| 12 | 09:51 | N 28 G 46 | 16.09 | Mostly Cloudy | BKN027 BKN037 BKN070 | 5 | -0.6 | 67% | 1 | 76 | 1013.5 | ||||||
| 12 | 08:51 | N 28 G 41 | 16.09 | Mostly Cloudy | BKN024 | 5 | -0.6 | 67% | 1 | 75.95 | 1013.0 | ||||||
| 12 | 07:51 | N 31 G 46 | 16.09 | Mostly Cloudy | SCT022 SCT070 BKN085 | 4.4 | 0.6 | 77% | -0 | 75.92 | 1012.5 | ||||||
| 12 | 06:51 | N 24 G 43 | 16.09 | Mostly Cloudy | SCT021 BKN070 BKN085 | 4.4 | 1.1 | 79% | 0 | 75.87 | 1011.8 | ||||||
| 12 | 05:51 | N 28 G 41 | 16.09 | Overcast | BKN020 OVC060 | 5.6 | 2.8 | 8.3 | 5.6 | 82% | 1 | 75.82 | 1011.0 | ||||
| 12 | 04:51 | N 24 | 16.09 | Overcast | BKN065 OVC080 | 6.1 | 3.3 | 82% | 2 | 75.77 | 1010.5 | ||||||
| 12 | 03:51 | N 22 | 16.09 | Overcast | SCT016 OVC085 | 6.7 | 3.9 | 83% | 3 | 75.74 | 1010.3 | ||||||
| 12 | 02:51 | N 15 | 16.09 | Mostly Cloudy | SCT039 BKN250 | 6.7 | 4.4 | 85% | 4 | 75.74 | 1010.0 | ||||||
| 12 | 01:51 | N 20 | 16.09 | Overcast | OVC080 | 7.2 | 5 | 86% | 4 | 75.74 | 1010.1 | ||||||
| 12 | 00:51 | NW 15 | 16.09 | Overcast | BKN048 OVC060 | 8.3 | 5.6 | 83% | 6 | 75.74 | 1009.8 | ||||||
| 11 | 23:51 | NW 13 | 16.09 | Overcast | BKN036 OVC047 | 8.3 | 5.6 | 8.9 | 7.8 | 83% | 6 | 75.74 | 1009.9 | ||||
| 11 | 22:51 | NW 9 | 16.09 | Overcast | OVC065 | 7.8 | 5.6 | 86% | 6 | 75.74 | 1010.0 | ||||||
| 11 | 21:51 | NW 9 | 16.09 | Mostly Cloudy | BKN070 | 8.3 | 5 | 80% | 7 | 75.74 | 1010.0 | ||||||
| 11 | 20:51 | N 11 | 16.09 | Mostly Cloudy | BKN070 | 8.3 | 5.6 | 83% | 7 | 75.79 | 1010.6 | ||||||
| 11 | 19:51 | N 17 | 16.09 | Overcast | FEW070 BKN090 OVC250 | 8.9 | 5 | 77% | 7 | 75.79 | 1010.8 | ||||||
| Date | Time (cst) | 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) | |||||||||||||||