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. | ||||||||||||||||
| 04 | 04:51 | SW 6 | 16.09 | Mostly Cloudy | FEW055 FEW070 BKN250 | 21.1 | 20 | 93% | 76.17 | 1015.0 | |||||||
| 04 | 03:51 | SW 11 | 16.09 | Mostly Cloudy | FEW080 BKN250 | 21.1 | 20 | 93% | 76.23 | 1015.7 | |||||||
| 04 | 02:51 | Calm | 16.09 | Mostly Cloudy | BKN250 | 20.6 | 20 | 96% | 76.2 | 1015.5 | |||||||
| 04 | 01:51 | Calm | 16.09 | Mostly Cloudy | FEW065 FEW120 BKN200 BKN250 | 21.1 | 20.6 | 97% | 76.15 | 1014.7 | |||||||
| 04 | 00:51 | SW 13 | 16.09 | Light Rain | FEW065 BKN120 OVC250 | 21.1 | 20 | 28.3 | 21.1 | 93% | 76.15 | 1014.6 | 0.1 | 3.45 | |||
| 03 | 23:51 | S 15 | 8.05 | Rain Fog/Mist | FEW040 BKN090 OVC120 | 21.7 | 20 | 90% | 76.23 | 1015.5 | 0.33 | ||||||
| 03 | 22:51 | E 7 | 16.09 | Thunderstorm Light Rain | SCT035CB OVC110 | 22.2 | 20.6 | 91% | 76.28 | 1016.2 | 1.91 | ||||||
| 03 | 21:51 | W 30 G 56 | 3.22 | Thunderstorm Rain Fog/Mist | SCT020 BKN039CB OVC080 | 22.2 | 21.1 | 94% | 76.28 | 1016.2 | 1.12 | 1.12 | |||||
| 03 | 20:51 | NW 6 | 16.09 | Overcast | SCT046 BKN100 BKN160 OVC250 | 27.2 | 23.9 | 82% | 30 | 76.1 | 1013.9 | ||||||
| 03 | 19:51 | Calm | 16.09 | Mostly Cloudy | FEW045 SCT150 BKN300 | 27.8 | 23.3 | 77% | 31 | 76.1 | 1013.9 | ||||||
| 03 | 18:51 | W 9 | 16.09 | Mostly Cloudy | FEW045 FEW150 BKN350 | 28.3 | 23.3 | 29.4 | 21.1 | 74% | 32 | 76.1 | 1013.9 | 0.51 | |||
| 03 | 17:51 | SW 11 | 16.09 | Mostly Cloudy | FEW120 SCT210 BKN300 | 28.3 | 22.8 | 72% | 32 | 76.1 | 1014.1 | ||||||
| 03 | 16:51 | S 7 | 16.09 | Mostly Cloudy | FEW045 SCT200 BKN300 | 26.1 | 21.1 | 74% | 28 | 76.2 | 1015.4 | ||||||
| 03 | 15:51 | S 7 | 16.09 | Overcast | FEW060 SCT140 BKN210 OVC250 | 23.3 | 20 | 82% | 76.23 | 1015.8 | 0.51 | ||||||
| 03 | 14:51 | E 11 | 16.09 | Light Rain | FEW040 BKN150 OVC250 | 22.2 | 20.6 | 91% | 76.25 | 1016.2 | |||||||
| 03 | 13:51 | S 13 | 14.48 | Thunderstorm Light Rain | FEW024 SCT040CB BKN095 OVC250 | 22.8 | 18.9 | 79% | 76.25 | 1016.2 | 0.51 | ||||||
| 03 | 12:51 | S 13 | 14.48 | Light Rain | FEW033 BKN046CB BKN100 BKN250 | 28.9 | 25 | 31.1 | 23.3 | 80% | 34 | 76.2 | 1015.4 | 0.05 | 0.05 | ||
| 03 | 11:51 | Vrbl 11 | 16.09 | Mostly Cloudy | FEW024 FEW050 BKN250 | 30 | 24.4 | 72% | 36 | 76.3 | 1016.6 | ||||||
| 03 | 10:51 | W 13 | 16.09 | Mostly Cloudy | SCT021 BKN028 BKN250 | 28.9 | 23.9 | 74% | 33 | 76.35 | 1017.4 | ||||||
| 03 | 09:51 | SW 15 | 16.09 | Partly Cloudy | FEW040 SCT250 | 28.3 | 23.9 | 77% | 32 | 76.35 | 1017.3 | ||||||
| 03 | 08:51 | S 17 | 16.09 | A Few Clouds | FEW044 FEW250 | 26.7 | 22.8 | 79% | 29 | 76.35 | 1017.2 | ||||||
| 03 | 07:51 | S 11 | 16.09 | A Few Clouds | FEW180 FEW250 | 24.4 | 21.7 | 85% | 25 | 76.35 | 1017.2 | ||||||
| 03 | 06:51 | SW 9 | 16.09 | A Few Clouds | FEW180 FEW250 | 23.3 | 21.1 | 23.3 | 21.7 | 88% | 76.33 | 1016.9 | 0.36 | ||||
| 03 | 05:51 | S 15 | 16.09 | Partly Cloudy | FEW180 SCT250 | 22.2 | 21.1 | 94% | 76.23 | 1015.7 | |||||||
| 03 | 04:51 | S 20 | 16.09 | A Few Clouds | FEW250 | 22.2 | 21.1 | 94% | 76.17 | 1014.8 | |||||||
| 03 | 03:51 | S 13 | 16.09 | Mostly Cloudy | FEW090 SCT150 BKN250 | 21.7 | 21.1 | 96% | 76.2 | 1015.1 | 0.36 | ||||||
| 03 | 02:51 | S 13 | 16.09 | Light Rain | SCT085 BKN110 OVC250 | 22.2 | 21.1 | 94% | 76.28 | 1016.2 | 0.1 | ||||||
| 03 | 01:51 | Calm | 14.48 | Thunderstorm Light Rain | FEW050CB BKN130 OVC250 | 21.7 | 20.6 | 94% | 76.4 | 1017.8 | 0.25 | ||||||
| 03 | 00:51 | Vrbl 6 | 4.83 | Thunderstorm Light Rain Fog/Mist | SCT040CB BKN095 OVC150 | 21.7 | 20.6 | 33.3 | 21.7 | 94% | 76.45 | 1018.6 | 1.42 | 4.14 | |||
| 02 | 23:51 | S 11 | 6.44 | Thunderstorm Light Rain Fog/Mist | FEW035CB BKN070 OVC110 | 22.2 | 20.6 | 91% | 76.4 | 1018.0 | 0.36 | ||||||
| 02 | 22:51 | S 19 G 44 | 4.83 | Thunderstorm Heavy Rain Fog/Mist | SCT035CB BKN075 OVC120 | 22.8 | 19.4 | 81% | 76.38 | 1017.7 | 2.36 | ||||||
| 02 | 21:51 | NW 24 G 35 | 16.09 | Thunderstorm | BKN038 BKN075 BKN100 BKN250 | 25.6 | 20.6 | 74% | 27 | 76.3 | 1016.7 | ||||||
| 02 | 20:51 | SW 17 | 16.09 | Thunderstorm | SCT050CB BKN150 BKN250 | 31.1 | 22.2 | 59% | 35 | 76.17 | 1015.0 | ||||||
| 02 | 19:51 | S 13 G 33 | 16.09 | Thunderstorm | SCT050CB BKN100 BKN250 | 32.2 | 22.8 | 58% | 37 | 76.15 | 1014.5 | ||||||
| 02 | 18:51 | SW 20 G 35 | 16.09 | Partly Cloudy | FEW050 SCT250 | 33.3 | 21.1 | 35 | 32.2 | 49% | 37 | 76.17 | 1014.9 | ||||
| 02 | 16:51 | S 19 G 37 | 16.09 | Partly Cloudy | SCT060 SCT250 | 34.4 | 20.6 | 44% | 37 | 76.2 | 1015.1 | ||||||
| 02 | 15:51 | SW 20 G 35 | 16.09 | Mostly Cloudy | SCT060 BKN250 | 34.4 | 19.4 | 41% | 36 | 76.23 | 1015.4 | ||||||
| 02 | 14:51 | S 22 G 31 | 16.09 | Mostly Cloudy | SCT055 BKN250 | 34.4 | 20.6 | 44% | 37 | 76.25 | 1015.9 | ||||||
| 02 | 12:51 | SE 7 | 16.09 | Mostly Cloudy | BKN043 BKN250 | 32.2 | 22.8 | 32.2 | 26.1 | 58% | 37 | 76.35 | 1017.2 | ||||
| 02 | 11:51 | E 7 | 16.09 | Mostly Cloudy | FEW038 BKN250 | 30.6 | 21.7 | 59% | 34 | 76.38 | 1017.5 | ||||||
| 02 | 10:51 | E 7 | 16.09 | Mostly Cloudy | FEW033 BKN250 | 28.9 | 20.6 | 61% | 31 | 76.35 | 1017.4 | ||||||
| 02 | 09:51 | E 19 | 16.09 | Mostly Cloudy | FEW028 FEW050 BKN250 | 27.8 | 18.9 | 58% | 29 | 76.35 | 1017.1 | ||||||
| 02 | 08:51 | NE 15 | 16.09 | Mostly Cloudy | BKN034 BKN065 BKN250 | 26.1 | 18.9 | 65% | 27 | 76.33 | 1017.0 | ||||||
| 02 | 07:51 | N 11 | 16.09 | Mostly Cloudy | SCT021 BKN030 BKN060 | 27.2 | 22.8 | 77% | 30 | 76.33 | 1017.0 | ||||||
| 02 | 06:51 | SW 11 | 16.09 | A Few Clouds | FEW045 FEW070 FEW300 | 26.7 | 23.3 | 28.3 | 25.6 | 82% | 29 | 76.28 | 1016.1 | ||||
| 02 | 05:51 | SW 7 | 16.09 | Partly Cloudy | FEW040 SCT060 SCT250 | 26.1 | 22.8 | 82% | 28 | 76.25 | 1015.8 | ||||||
| 02 | 04:51 | SW 9 | 16.09 | Partly Cloudy | FEW050 SCT250 | 26.1 | 22.8 | 82% | 28 | 76.2 | 1015.3 | ||||||
| 02 | 03:51 | S 9 | 16.09 | Fair | CLR | 26.7 | 22.8 | 79% | 29 | 76.2 | 1015.2 | ||||||
| 02 | 02:51 | SW 9 | 16.09 | Fair | CLR | 27.2 | 22.8 | 77% | 30 | 76.2 | 1015.0 | ||||||
| 02 | 01:51 | SW 11 | 16.09 | Fair | CLR | 27.8 | 22.8 | 74% | 31 | 76.17 | 1014.9 | ||||||
| 02 | 00:51 | SW 17 G 37 | 16.09 | Fair | CLR | 28.3 | 22.8 | 32.8 | 28.3 | 72% | 32 | 76.15 | 1014.5 | ||||
| 01 | 23:51 | SW 19 G 31 | 16.09 | Fair | CLR | 28.9 | 22.8 | 70% | 32 | 76.1 | 1013.6 | ||||||
| 01 | 22:51 | SW 15 G 31 | 16.09 | Fair | CLR | 28.9 | 23.3 | 72% | 33 | 76.1 | 1013.7 | ||||||
| 01 | 20:51 | SW 19 | 16.09 | A Few Clouds | FEW250 | 30.6 | 22.2 | 61% | 34 | 76.05 | 1013.3 | ||||||
| 01 | 19:51 | SW 22 G 33 | 16.09 | Partly Cloudy | FEW045 SCT300 | 31.7 | 21.7 | 55% | 35 | 76.05 | 1013.0 | ||||||
| 01 | 18:51 | S 20 G 41 | 16.09 | Mostly Cloudy | FEW045 BKN300 | 32.8 | 20.6 | 35 | 32.8 | 49% | 36 | 76.05 | 1013.3 | ||||
| 01 | 17:51 | SW 22 G 41 | 16.09 | Mostly Cloudy | FEW045 BKN300 | 33.9 | 20 | 44% | 36 | 76.05 | 1013.2 | ||||||
| 01 | 16:51 | SW 20 G 41 | 16.09 | Mostly Cloudy | FEW045 BKN300 | 34.4 | 18.3 | 38% | 36 | 76.07 | 1013.6 | ||||||
| 01 | 15:51 | SW 30 G 44 | 16.09 | Partly Cloudy | FEW045 SCT300 | 35 | 17.2 | 35% | 36 | 76.1 | 1013.6 | ||||||
| 01 | 14:51 | SW 26 G 39 | 16.09 | A Few Clouds | FEW043 FEW300 | 34.4 | 19.4 | 41% | 36 | 76.1 | 1013.7 | ||||||
| 01 | 13:51 | SW 20 G 41 | 16.09 | A Few Clouds | FEW050 FEW300 | 33.9 | 19.4 | 42% | 36 | 76.1 | 1013.9 | ||||||
| 01 | 12:51 | SW 24 G 35 | 16.09 | A Few Clouds | FEW300 | 33.3 | 21.1 | 33.3 | 27.2 | 49% | 37 | 76.12 | 1014.0 | ||||
| 01 | 11:51 | SW 19 G 31 | 16.09 | A Few Clouds | FEW300 | 32.2 | 21.7 | 54% | 36 | 76.12 | 1014.1 | ||||||
| 01 | 10:51 | SW 26 G 41 | 16.09 | A Few Clouds | FEW300 | 31.1 | 21.7 | 57% | 34 | 76.15 | 1014.5 | ||||||
| 01 | 09:51 | SW 20 G 30 | 16.09 | A Few Clouds | FEW300 | 30.6 | 22.2 | 61% | 34 | 76.15 | 1014.5 | ||||||
| 01 | 07:51 | SW 15 G 31 | 16.09 | A Few Clouds | FEW250 | 28.3 | 22.8 | 72% | 32 | 76.12 | 1014.2 | ||||||
| 01 | 06:51 | SW 15 | 16.09 | A Few Clouds | FEW250 | 27.2 | 22.8 | 27.8 | 26.7 | 77% | 30 | 76.07 | 1013.7 | ||||
| 01 | 05:51 | SW 19 | 16.09 | A Few Clouds | FEW250 | 26.7 | 22.8 | 79% | 29 | 76.02 | 1012.9 | ||||||
| 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) | |||||||||||||||