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. | ||||||||||||||||
| 01 | 10:51 | NE 30 G 41 | 16.09 | Overcast | FEW013 OVC055 | 20.6 | 18.3 | 87% | 75.57 | 1007.1 | 0.25 | ||||||
| 01 | 09:51 | E 28 G 46 | 3.22 | Heavy Rain Fog/Mist | SCT039 BKN050 OVC080 | 19.4 | 17.8 | 91% | 75.54 | 1006.7 | 0.69 | 1.35 | |||||
| 01 | 08:51 | E 26 G 43 | 8.05 | Light Rain Fog/Mist | FEW012 FEW040 BKN110 OVC250 | 18.9 | 17.8 | 93% | 75.54 | 1006.8 | 0.1 | ||||||
| 01 | 07:51 | E 30 G 48 | 6.44 | Rain Fog/Mist | SCT008 BKN018 OVC045 | 18.9 | 17.2 | 90% | 75.59 | 1007.4 | 0.56 | ||||||
| 01 | 06:51 | E 20 | 3.22 | Heavy Rain Fog/Mist | FEW008 BKN015 OVC035 | 20 | 19.4 | 22.2 | 20 | 96% | 75.54 | 1006.6 | 1.7 | 3.1 | |||
| 01 | 05:51 | E 17 | 4.83 | Rain Fog/Mist | SCT010 BKN015 OVC028 | 20.6 | 19.4 | 93% | 75.57 | 1007.1 | 0.46 | ||||||
| 01 | 04:51 | E 20 | 6.44 | Light Rain Fog/Mist | FEW016 SCT025 BKN035 | 20.6 | 20 | 96% | 75.49 | 1006.1 | 0.46 | ||||||
| 01 | 03:51 | E 19 | 6.44 | Rain Fog/Mist | FEW011 BKN019 OVC035 | 20.6 | 18.9 | 90% | 75.57 | 1006.9 | 0.36 | 0.48 | |||||
| 01 | 02:51 | E 22 G 33 | 8.05 | Light Rain Fog/Mist | BKN037 OVC050 | 21.7 | 20 | 90% | 75.57 | 1006.9 | 0.13 | ||||||
| 01 | 01:51 | E 19 | 16.09 | Overcast | BKN032 OVC043 | 22.2 | 18.9 | 82% | 75.64 | 1007.9 | |||||||
| 01 | 00:51 | E 20 | 16.09 | Light Rain | OVC060 | 22.2 | 17.8 | 22.8 | 21.1 | 76% | 75.64 | 1008.0 | |||||
| 31 | 23:51 | E 15 | 16.09 | Overcast | OVC050 | 21.7 | 17.2 | 76% | 75.69 | 1008.6 | |||||||
| 31 | 22:51 | E 17 G 33 | 16.09 | Overcast | BKN048 OVC065 | 21.7 | 16.7 | 73% | 75.69 | 1008.7 | |||||||
| 31 | 21:51 | E 20 | 16.09 | Overcast | BKN047 OVC065 | 21.1 | 17.8 | 82% | 75.72 | 1009.1 | |||||||
| 31 | 20:51 | SE 20 | 16.09 | Light Rain | FEW030 OVC045 | 21.7 | 16.7 | 73% | 75.77 | 1009.6 | |||||||
| 31 | 19:51 | SE 19 G 35 | 16.09 | Overcast | FEW030 OVC050 | 22.8 | 15 | 62% | 75.77 | 1009.7 | |||||||
| 31 | 18:51 | SE 26 G 39 | 16.09 | Overcast | FEW025 OVC046 | 22.8 | 15.6 | 25.6 | 22.2 | 64% | 75.82 | 1010.2 | 0.1 | ||||
| 31 | 17:51 | SE 17 | 16.09 | Overcast | FEW026 FEW045 OVC060 | 22.8 | 16.1 | 66% | 75.84 | 1010.8 | |||||||
| 31 | 16:51 | S 19 G 39 | 16.09 | Overcast | FEW026 SCT050 OVC065 | 22.8 | 17.8 | 74% | 75.9 | 1011.5 | |||||||
| 31 | 15:51 | S 11 | 16.09 | Light Rain | FEW026 FEW044 OVC075 | 22.2 | 18.9 | 82% | 75.95 | 1012.0 | 0.08 | 0.1 | |||||
| 31 | 14:51 | S 11 | 16.09 | Light Rain | FEW045 SCT090 OVC110 | 23.3 | 18.9 | 76% | 75.97 | 1012.4 | |||||||
| 31 | 13:51 | SE 15 | 16.09 | Light Rain | FEW045 FEW085 OVC110 | 23.9 | 18.3 | 71% | 25 | 76 | 1012.7 | 0.03 | |||||
| 31 | 12:51 | S 19 G 31 | 16.09 | Light Rain | FEW045 FEW080 BKN110 OVC150 | 25.6 | 16.7 | 27.2 | 22.2 | 58% | 26 | 76.07 | 1013.6 | ||||
| 31 | 11:51 | S 19 G 33 | 16.09 | Overcast | FEW043 FEW120 BKN170 OVC250 | 26.1 | 16.7 | 56% | 27 | 76.1 | 1013.8 | ||||||
| 31 | 10:51 | S 22 | 16.09 | Overcast | FEW050 SCT190 OVC250 | 26.1 | 17.2 | 58% | 27 | 76.07 | 1013.5 | ||||||
| 31 | 09:51 | SE 22 | 16.09 | Mostly Cloudy | SCT190 BKN250 | 26.7 | 17.2 | 56% | 27 | 76.07 | 1013.6 | ||||||
| 31 | 08:51 | SE 15 | 16.09 | Mostly Cloudy | BKN190 BKN250 | 25 | 16.7 | 60% | 26 | 76.12 | 1014.3 | ||||||
| 31 | 07:51 | SE 9 | 16.09 | Mostly Cloudy | SCT190 BKN250 | 24.4 | 16.7 | 62% | 25 | 76.15 | 1014.7 | ||||||
| 31 | 06:51 | S 7 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 22.2 | 16.7 | 23.3 | 21.1 | 71% | 76.17 | 1015.0 | |||||
| 31 | 05:51 | S 9 | 16.09 | Mostly Cloudy | BKN250 | 21.7 | 16.7 | 73% | 76.17 | 1015.0 | |||||||
| 31 | 04:51 | SE 7 | 16.09 | Mostly Cloudy | BKN250 | 21.1 | 16.7 | 76% | 76.17 | 1015.1 | |||||||
| 31 | 03:51 | SW 7 | 16.09 | Mostly Cloudy | BKN250 | 21.7 | 16.7 | 73% | 76.17 | 1015.1 | |||||||
| 31 | 02:51 | Calm | 16.09 | Mostly Cloudy | BKN250 | 21.7 | 16.7 | 73% | 76.23 | 1015.5 | |||||||
| 31 | 01:51 | Calm | 16.09 | Mostly Cloudy | BKN250 | 22.8 | 16.1 | 66% | 76.23 | 1015.8 | |||||||
| 31 | 00:51 | SW 6 | 16.09 | Mostly Cloudy | BKN250 | 23.3 | 16.7 | 28.3 | 23.3 | 67% | 76.23 | 1015.8 | |||||
| 30 | 23:51 | S 6 | 16.09 | Mostly Cloudy | SCT200 BKN250 | 23.9 | 16.7 | 64% | 25 | 76.25 | 1016.0 | ||||||
| 30 | 22:51 | SW 6 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 23.9 | 16.7 | 64% | 25 | 76.28 | 1016.4 | ||||||
| 30 | 21:51 | W 7 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 25.6 | 16.1 | 56% | 26 | 76.3 | 1016.6 | ||||||
| 30 | 20:51 | E 7 | 16.09 | Mostly Cloudy | FEW180 BKN250 | 26.7 | 15.6 | 51% | 27 | 76.25 | 1015.8 | ||||||
| 30 | 19:51 | W 7 | 16.09 | Mostly Cloudy | FEW180 BKN250 | 27.2 | 15.6 | 49% | 28 | 76.23 | 1015.7 | ||||||
| 30 | 18:51 | W 11 | 16.09 | Mostly Cloudy | BKN250 | 28.3 | 15 | 30.6 | 28.3 | 44% | 28 | 76.23 | 1015.8 | ||||
| 30 | 17:51 | SW 7 | 16.09 | Mostly Cloudy | BKN250 | 29.4 | 14.4 | 40% | 29 | 76.25 | 1016.2 | ||||||
| 30 | 16:51 | SW 9 | 16.09 | Mostly Cloudy | FEW045 BKN250 | 30 | 14.4 | 39% | 30 | 76.28 | 1016.3 | ||||||
| 30 | 15:51 | SW 11 | 16.09 | Mostly Cloudy | FEW045 BKN250 | 30 | 13.3 | 36% | 29 | 76.3 | 1016.7 | ||||||
| 30 | 14:51 | NW 7 | 16.09 | Mostly Cloudy | BKN250 | 30 | 13.3 | 36% | 29 | 76.33 | 1017.2 | ||||||
| 30 | 13:51 | Vrbl 11 | 16.09 | Mostly Cloudy | BKN250 | 29.4 | 13.3 | 37% | 29 | 76.35 | 1017.6 | ||||||
| 30 | 12:51 | Vrbl 7 | 16.09 | Mostly Cloudy | BKN250 | 29.4 | 13.9 | 29.4 | 18.9 | 39% | 29 | 76.38 | 1017.8 | ||||
| 30 | 11:51 | SW 7 | 16.09 | Partly Cloudy | SCT250 | 28.3 | 12.8 | 38% | 28 | 76.4 | 1018.0 | ||||||
| 30 | 10:51 | Vrbl 6 | 16.09 | Partly Cloudy | SCT250 | 27.8 | 13.3 | 41% | 28 | 76.4 | 1018.0 | ||||||
| 30 | 09:51 | Vrbl 6 | 16.09 | Partly Cloudy | SCT250 | 26.1 | 12.8 | 44% | 26 | 76.43 | 1018.4 | ||||||
| 30 | 08:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | 24.4 | 13.3 | 50% | 26 | 76.43 | 1018.5 | ||||||
| 30 | 07:51 | W 7 | 16.09 | A Few Clouds | FEW250 | 21.7 | 13.3 | 59% | 76.4 | 1018.2 | |||||||
| 30 | 06:51 | Calm | 16.09 | A Few Clouds | FEW250 | 18.9 | 12.8 | 18.9 | 17.2 | 68% | 76.35 | 1017.7 | |||||
| 30 | 05:51 | W 6 | 16.09 | A Few Clouds | FEW250 | 17.2 | 13.3 | 78% | 76.35 | 1017.6 | |||||||
| 30 | 04:51 | W 6 | 16.09 | A Few Clouds | FEW250 | 17.2 | 13.3 | 78% | 76.35 | 1017.5 | |||||||
| 30 | 03:51 | Calm | 16.09 | Fair | CLR | 17.8 | 13.3 | 75% | 76.33 | 1017.2 | |||||||
| 30 | 02:51 | W 6 | 16.09 | Fair | CLR | 17.8 | 12.8 | 73% | 76.33 | 1017.2 | |||||||
| 30 | 01:51 | Calm | 16.09 | Fair | CLR | 18.3 | 12.8 | 70% | 76.33 | 1017.3 | |||||||
| 30 | 00:51 | W 6 | 16.09 | Fair | CLR | 18.9 | 12.8 | 25 | 18.9 | 68% | 76.33 | 1017.2 | |||||
| 29 | 23:51 | E 6 | 16.09 | Fair | CLR | 20.6 | 13.3 | 63% | 76.3 | 1016.9 | |||||||
| 29 | 22:51 | N 7 | 16.09 | Fair | CLR | 21.1 | 11.7 | 55% | 76.28 | 1016.6 | |||||||
| 29 | 21:51 | N 9 | 16.09 | Fair | CLR | 21.7 | 10 | 47% | 76.25 | 1016.2 | |||||||
| 29 | 20:51 | NE 13 | 16.09 | Fair | CLR | 22.2 | 9.4 | 44% | 76.23 | 1015.8 | |||||||
| 29 | 19:51 | NE 17 | 16.09 | Fair | CLR | 23.9 | 8.9 | 39% | 25 | 76.2 | 1015.5 | ||||||
| 29 | 18:51 | NE 17 | 16.09 | Fair | CLR | 25 | 8.9 | 26.7 | 25 | 36% | 26 | 76.2 | 1015.5 | ||||
| 29 | 17:51 | NE 19 | 16.09 | Fair | CLR | 25.6 | 10 | 37% | 26 | 76.2 | 1015.6 | ||||||
| 29 | 16:51 | N 19 | 16.09 | A Few Clouds | FEW040 | 26.7 | 11.1 | 38% | 27 | 76.23 | 1015.8 | ||||||
| 29 | 15:51 | NE 20 | 16.09 | A Few Clouds | FEW040 | 26.7 | 11.7 | 39% | 27 | 76.2 | 1015.6 | ||||||
| 29 | 14:51 | N 22 G 31 | 16.09 | A Few Clouds | FEW040 | 26.1 | 12.8 | 44% | 26 | 76.25 | 1016.2 | ||||||
| 29 | 13:51 | N 20 G 33 | 16.09 | A Few Clouds | FEW040 | 25.6 | 13.9 | 48% | 26 | 76.28 | 1016.4 | ||||||
| 29 | 12:51 | NE 22 | 16.09 | A Few Clouds | FEW036 | 25 | 14.4 | 25.6 | 17.8 | 52% | 26 | 76.25 | 1016.2 | ||||
| 29 | 11:51 | NE 22 | 16.09 | A Few Clouds | FEW035 | 24.4 | 15 | 56% | 26 | 76.25 | 1016.2 | ||||||
| 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) | |||||||||||||||