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. | ||||||||||||||||
| 26 | 08:51 | NE 19 | 16.09 | Mostly Cloudy | BKN012 BKN250 | 13.9 | 11.1 | 83% | 77.14 | 1028.5 | |||||||
| 26 | 07:51 | N 17 | 16.09 | Overcast | BKN012 OVC250 | 13.9 | 11.1 | 83% | 77.11 | 1028.0 | |||||||
| 26 | 06:51 | NE 17 | 16.09 | Overcast | OVC008 | 13.9 | 12.2 | 14.4 | 11.7 | 90% | 77.06 | 1027.6 | |||||
| 26 | 04:51 | N 11 | 12.87 | Mostly Cloudy | BKN004 BKN250 | 12.2 | 10.6 | 90% | 77.04 | 1027.0 | |||||||
| 26 | 03:51 | N 6 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 12.2 | 7.2 | 72% | 77.04 | 1026.9 | |||||||
| 26 | 02:51 | SW 6 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 12.8 | 6.7 | 67% | 77.01 | 1026.6 | |||||||
| 26 | 00:51 | SW 7 | 16.09 | Partly Cloudy | SCT250 | 13.9 | 7.2 | 18.3 | 13.9 | 64% | 77.01 | 1026.5 | |||||
| 25 | 23:51 | S 7 | 16.09 | Mostly Cloudy | BKN250 | 14.4 | 7.8 | 65% | 77.01 | 1026.7 | |||||||
| 25 | 22:51 | Calm | 16.09 | Mostly Cloudy | FEW210 BKN250 | 14.4 | 8.3 | 67% | 77.04 | 1026.9 | |||||||
| 25 | 21:51 | Calm | 16.09 | Mostly Cloudy | FEW210 BKN250 | 14.4 | 8.9 | 70% | 77.04 | 1027.0 | |||||||
| 25 | 20:51 | Calm | 16.09 | Mostly Cloudy | FEW210 BKN250 | 15.6 | 8.9 | 65% | 77.01 | 1026.9 | |||||||
| 25 | 19:51 | S 9 | 16.09 | A Few Clouds | FEW210 FEW250 | 16.7 | 8.3 | 58% | 77.04 | 1027.0 | |||||||
| 25 | 18:51 | S 7 | 16.09 | Mostly Cloudy | FEW210 BKN250 | 17.8 | 7.8 | 22.8 | 17.8 | 52% | 77.04 | 1027.1 | |||||
| 25 | 17:51 | S 9 | 16.09 | Mostly Cloudy | FEW220 BKN250 | 20.6 | 7.8 | 44% | 77.04 | 1027.1 | |||||||
| 25 | 16:51 | S 13 | 16.09 | Mostly Cloudy | FEW220 BKN250 | 21.7 | 7.2 | 39% | 77.04 | 1026.8 | |||||||
| 25 | 15:51 | SW 15 | 16.09 | Partly Cloudy | FEW220 SCT250 | 22.8 | 7.2 | 37% | 77.04 | 1027.0 | |||||||
| 25 | 14:51 | SW 13 | 16.09 | Partly Cloudy | FEW220 SCT250 | 22.8 | 7.2 | 37% | 77.06 | 1027.4 | |||||||
| 25 | 13:51 | S 15 | 16.09 | Partly Cloudy | FEW060 SCT250 | 22.2 | 6.7 | 37% | 77.11 | 1027.9 | |||||||
| 25 | 12:51 | SW 11 | 16.09 | Mostly Cloudy | BKN250 | 21.1 | 6.7 | 21.1 | 11.7 | 39% | 77.19 | 1029.0 | |||||
| 25 | 11:51 | SW 17 | 16.09 | Mostly Cloudy | FEW190 BKN250 | 20.6 | 8.3 | 45% | 77.27 | 1029.8 | |||||||
| 25 | 10:51 | SW 11 | 16.09 | Mostly Cloudy | FEW190 BKN250 | 19.4 | 7.8 | 47% | 77.29 | 1030.2 | |||||||
| 25 | 09:51 | S 9 | 16.09 | Mostly Cloudy | SCT190 BKN250 | 16.7 | 8.3 | 58% | 77.32 | 1030.7 | |||||||
| 25 | 08:51 | Calm | 16.09 | Mostly Cloudy | FEW160 SCT190 BKN250 | 13.3 | 7.8 | 70% | 77.29 | 1030.5 | |||||||
| 25 | 07:51 | Calm | 16.09 | Mostly Cloudy | BKN160 BKN190 BKN250 | 12.2 | 7.2 | 72% | 77.27 | 1030.1 | |||||||
| 25 | 06:51 | S 6 | 16.09 | Mostly Cloudy | BKN160 BKN250 | 11.7 | 6.7 | 13.9 | 11.1 | 72% | 77.27 | 1030.1 | |||||
| 25 | 05:51 | S 9 | 16.09 | Mostly Cloudy | BKN160 BKN250 | 11.7 | 6.7 | 72% | 77.24 | 1029.8 | |||||||
| 25 | 04:51 | S 7 | 16.09 | Mostly Cloudy | SCT150 BKN250 | 11.7 | 6.7 | 72% | 77.22 | 1029.6 | |||||||
| 25 | 03:51 | S 6 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 11.7 | 6.7 | 72% | 77.22 | 1029.2 | |||||||
| 25 | 02:51 | S 7 | 16.09 | Mostly Cloudy | BKN250 | 12.2 | 6.7 | 69% | 77.19 | 1029.0 | |||||||
| 25 | 00:51 | S 11 | 16.09 | Partly Cloudy | SCT250 | 13.9 | 6.7 | 17.2 | 13.3 | 62% | 77.17 | 1028.7 | |||||
| 24 | 23:51 | S 9 | 16.09 | A Few Clouds | FEW210 FEW250 | 13.9 | 6.7 | 62% | 77.17 | 1028.8 | |||||||
| 24 | 22:51 | S 13 | 16.09 | Partly Cloudy | SCT210 SCT250 | 15 | 7.2 | 60% | 77.14 | 1028.5 | |||||||
| 24 | 21:51 | S 13 | 16.09 | A Few Clouds | FEW250 | 15 | 7.8 | 62% | 77.14 | 1028.5 | |||||||
| 24 | 20:51 | SE 15 | 16.09 | Partly Cloudy | FEW210 SCT240 | 15.6 | 8.9 | 65% | 77.14 | 1028.6 | |||||||
| 24 | 19:51 | SE 11 | 16.09 | Mostly Cloudy | SCT210 BKN240 | 16.7 | 7.8 | 56% | 77.14 | 1028.5 | |||||||
| 24 | 17:51 | S 11 | 16.09 | Mostly Cloudy | SCT220 BKN250 | 18.3 | 7.8 | 51% | 77.09 | 1027.8 | |||||||
| 24 | 16:51 | S 13 | 16.09 | Mostly Cloudy | BKN250 | 19.4 | 7.8 | 47% | 77.11 | 1027.9 | |||||||
| 24 | 15:51 | S 13 | 16.09 | Mostly Cloudy | BKN250 | 21.1 | 7.8 | 42% | 77.11 | 1027.9 | |||||||
| 24 | 14:51 | S 15 | 16.09 | Mostly Cloudy | BKN250 | 20.6 | 7.8 | 44% | 77.11 | 1027.9 | |||||||
| 24 | 13:51 | S 15 | 16.09 | Mostly Cloudy | BKN250 | 20.6 | 7.8 | 44% | 77.14 | 1028.2 | |||||||
| 24 | 12:51 | S 11 | 16.09 | Mostly Cloudy | BKN250 | 18.9 | 8.9 | 19.4 | 10.6 | 52% | 77.19 | 1029.1 | |||||
| 24 | 11:51 | SE 11 | 16.09 | Mostly Cloudy | FEW120 BKN250 | 17.8 | 8.9 | 56% | 77.24 | 1029.7 | |||||||
| 24 | 10:51 | SE 11 | 16.09 | Mostly Cloudy | FEW120 BKN250 | 15.6 | 8.3 | 62% | 77.27 | 1030.0 | |||||||
| 24 | 09:51 | S 7 | 16.09 | Mostly Cloudy | FEW140 BKN250 | 13.9 | 7.8 | 67% | 77.27 | 1030.3 | |||||||
| 24 | 08:51 | S 7 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 12.2 | 7.2 | 72% | 77.24 | 1030.0 | |||||||
| 24 | 07:51 | SE 13 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 11.1 | 6.7 | 75% | 77.19 | 1029.3 | |||||||
| 24 | 06:51 | SE 11 | 16.09 | Mostly Cloudy | BKN250 | 10.6 | 6.1 | 13.9 | 10 | 74% | 77.17 | 1028.9 | |||||
| 24 | 05:51 | SE 9 | 16.09 | Mostly Cloudy | BKN250 | 10.6 | 6.1 | 74% | 77.14 | 1028.5 | |||||||
| 24 | 04:51 | S 9 | 16.09 | A Few Clouds | FEW250 | 11.1 | 6.1 | 72% | 77.11 | 1028.0 | |||||||
| 24 | 03:51 | S 9 | 16.09 | A Few Clouds | FEW250 | 12.2 | 6.1 | 67% | 77.06 | 1027.4 | |||||||
| 24 | 02:51 | SE 11 | 16.09 | A Few Clouds | FEW250 | 12.2 | 6.7 | 69% | 77.06 | 1027.2 | |||||||
| 24 | 01:51 | S 7 | 16.09 | A Few Clouds | FEW250 | 13.3 | 7.2 | 67% | 77.04 | 1027.1 | |||||||
| 24 | 00:51 | SE 9 | 16.09 | Mostly Cloudy | BKN250 | 13.3 | 7.8 | 16.7 | 13.3 | 70% | 77.01 | 1026.7 | |||||
| 23 | 23:51 | SE 7 | 16.09 | Mostly Cloudy | BKN250 | 13.9 | 8.9 | 72% | 77.01 | 1026.6 | |||||||
| 23 | 22:51 | SE 7 | 16.09 | Mostly Cloudy | BKN250 | 14.4 | 8.9 | 70% | 77.01 | 1026.6 | |||||||
| 23 | 21:51 | SE 11 | 16.09 | Mostly Cloudy | BKN250 | 15 | 8.9 | 67% | 77.01 | 1026.8 | |||||||
| 23 | 20:51 | SE 9 | 16.09 | Partly Cloudy | SCT250 | 15.6 | 7.8 | 60% | 77.01 | 1026.6 | |||||||
| 23 | 19:51 | SE 7 | 16.09 | Partly Cloudy | SCT250 | 15.6 | 7.8 | 60% | 76.99 | 1026.4 | |||||||
| 23 | 18:51 | E 9 | 16.09 | A Few Clouds | FEW250 | 16.1 | 7.8 | 21.7 | 16.1 | 58% | 76.99 | 1026.3 | |||||
| 23 | 17:51 | E 13 | 16.09 | Partly Cloudy | SCT250 | 17.8 | 7.8 | 52% | 76.94 | 1025.7 | |||||||
| 23 | 16:51 | E 13 | 16.09 | A Few Clouds | FEW250 | 20 | 7.8 | 45% | 76.91 | 1025.4 | |||||||
| 23 | 15:51 | SE 9 | 16.09 | A Few Clouds | FEW250 | 21.7 | 6.7 | 38% | 76.91 | 1025.2 | |||||||
| 23 | 14:51 | SE 9 | 16.09 | A Few Clouds | FEW250 | 21.7 | 6.7 | 38% | 76.91 | 1025.4 | |||||||
| 23 | 13:51 | S 7 | 16.09 | Fair | CLR | 21.1 | 6.7 | 39% | 76.96 | 1025.9 | |||||||
| 23 | 12:51 | Calm | 16.09 | A Few Clouds | FEW250 | 21.1 | 7.2 | 21.1 | 10 | 41% | 76.99 | 1026.5 | |||||
| 23 | 11:51 | S 7 | 16.09 | Fair | CLR | 20 | 7.2 | 44% | 77.04 | 1027.2 | |||||||
| 23 | 10:51 | Vrbl 6 | 16.09 | Fair | CLR | 18.9 | 8.3 | 50% | 77.06 | 1027.4 | |||||||
| 23 | 09:51 | S 7 | 16.09 | Fair | CLR | 16.1 | 8.3 | 60% | 77.06 | 1027.5 | |||||||
| 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) | |||||||||||||||