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 | 08:51 | S 7 | 16.09 | A Few Clouds | FEW085 | 15 | 9.4 | 69% | 76.76 | 1023.2 | |||||||
| 28 | 07:51 | S 6 | 16.09 | Mostly Cloudy | BKN090 | 13.9 | 9.4 | 74% | 76.73 | 1022.9 | |||||||
| 28 | 06:51 | S 6 | 16.09 | Mostly Cloudy | BKN095 | 12.8 | 8.9 | 15.6 | 12.8 | 77% | 76.71 | 1022.8 | |||||
| 28 | 05:51 | S 6 | 16.09 | A Few Clouds | FEW110 FEW200 | 13.3 | 8.3 | 72% | 76.71 | 1022.5 | |||||||
| 28 | 04:51 | S 7 | 16.09 | Partly Cloudy | FEW110 SCT180 | 13.9 | 8.3 | 69% | 76.68 | 1022.3 | |||||||
| 28 | 03:51 | S 6 | 16.09 | Mostly Cloudy | BKN110 BKN180 | 15 | 8.3 | 64% | 76.68 | 1022.3 | |||||||
| 28 | 02:51 | S 9 | 16.09 | Mostly Cloudy | BKN120 BKN180 | 15 | 8.3 | 64% | 76.68 | 1022.2 | |||||||
| 28 | 01:51 | S 9 | 16.09 | Mostly Cloudy | BKN150 BKN200 | 15 | 8.9 | 67% | 76.66 | 1021.9 | |||||||
| 28 | 00:51 | S 6 | 16.09 | Mostly Cloudy | FEW150 BKN190 BKN250 | 14.4 | 8.9 | 18.9 | 13.9 | 70% | 76.68 | 1022.0 | |||||
| 27 | 23:51 | S 9 | 16.09 | Partly Cloudy | SCT150 SCT250 | 14.4 | 8.9 | 70% | 76.68 | 1022.1 | |||||||
| 27 | 22:51 | S 7 | 16.09 | Partly Cloudy | FEW140 SCT250 | 15 | 10 | 72% | 76.68 | 1022.4 | |||||||
| 27 | 21:51 | S 7 | 16.09 | Mostly Cloudy | SCT140 BKN170 BKN250 | 16.7 | 9.4 | 62% | 76.68 | 1022.2 | |||||||
| 27 | 19:51 | S 7 | 16.09 | Overcast | BKN180 OVC250 | 18.3 | 10.6 | 61% | 76.68 | 1022.3 | |||||||
| 27 | 18:51 | SE 11 | 16.09 | Overcast | BKN170 OVC250 | 18.9 | 11.1 | 20.6 | 18.3 | 61% | 76.68 | 1022.2 | |||||
| 27 | 17:51 | SE 9 | 16.09 | Overcast | BKN170 OVC250 | 18.9 | 10.6 | 59% | 76.66 | 1021.8 | |||||||
| 27 | 16:51 | SE 7 | 16.09 | Overcast | SCT210 OVC250 | 19.4 | 11.1 | 59% | 76.66 | 1022.0 | |||||||
| 27 | 15:51 | S 11 | 16.09 | Mostly Cloudy | BKN250 | 20 | 10.6 | 55% | 76.66 | 1021.9 | |||||||
| 27 | 14:51 | S 11 | 16.09 | Mostly Cloudy | FEW210 BKN250 | 20 | 11.1 | 57% | 76.68 | 1022.1 | |||||||
| 27 | 13:51 | SE 13 | 16.09 | Mostly Cloudy | SCT210 BKN250 | 20 | 11.1 | 57% | 76.71 | 1022.5 | |||||||
| 27 | 12:51 | S 11 | 16.09 | Overcast | SCT180 OVC250 | 18.3 | 11.1 | 18.9 | 11.7 | 63% | 76.78 | 1023.8 | |||||
| 27 | 11:51 | S 7 | 12.87 | Overcast | BKN180 OVC250 | 16.7 | 10.6 | 67% | 76.84 | 1024.5 | |||||||
| 27 | 10:51 | S 11 | 12.87 | Mostly Cloudy | FEW210 BKN250 | 15.6 | 10.6 | 72% | 76.86 | 1024.7 | |||||||
| 27 | 09:51 | SE 11 | 12.87 | Mostly Cloudy | FEW210 BKN250 | 13.9 | 10.6 | 81% | 76.89 | 1025.1 | |||||||
| 27 | 08:51 | SE 17 | 11.27 | Mostly Cloudy | BKN250 | 13.3 | 10.6 | 84% | 76.89 | 1025.0 | |||||||
| 27 | 07:51 | SE 11 | 9.66 | Fog/Mist | FEW220 BKN250 | 12.8 | 10.6 | 87% | 76.89 | 1025.0 | |||||||
| 27 | 06:51 | SE 6 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 11.7 | 10 | 13.3 | 11.7 | 89% | 76.86 | 1024.9 | |||||
| 27 | 05:51 | E 7 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 11.7 | 10 | 89% | 76.86 | 1024.7 | |||||||
| 27 | 04:51 | E 9 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 12.2 | 9.4 | 83% | 76.86 | 1024.7 | |||||||
| 27 | 03:51 | NE 7 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 12.8 | 9.4 | 80% | 76.86 | 1024.7 | |||||||
| 27 | 02:51 | NE 11 | 16.09 | Mostly Cloudy | FEW140 SCT200 BKN250 | 13.3 | 10 | 81% | 76.86 | 1024.7 | |||||||
| 27 | 01:51 | NE 9 | 16.09 | Mostly Cloudy | SCT130 BKN200 | 12.8 | 10 | 83% | 76.86 | 1024.7 | |||||||
| 27 | 00:51 | NE 9 | 16.09 | Mostly Cloudy | BKN140 BKN210 | 12.2 | 9.4 | 13.3 | 12.2 | 83% | 76.89 | 1025.2 | |||||
| 26 | 23:51 | NE 13 | 16.09 | Mostly Cloudy | BKN140 BKN210 BKN250 | 13.3 | 9.4 | 77% | 76.91 | 1025.5 | |||||||
| 26 | 22:51 | NE 17 | 16.09 | Mostly Cloudy | BKN140 BKN210 BKN250 | 13.3 | 9.4 | 77% | 76.96 | 1025.9 | |||||||
| 26 | 21:51 | NE 19 | 16.09 | Overcast | BKN140 BKN200 OVC250 | 13.3 | 8.9 | 75% | 76.99 | 1026.3 | |||||||
| 26 | 20:51 | N 19 | 16.09 | Overcast | BKN150 BKN200 OVC250 | 12.8 | 8.3 | 74% | 77.01 | 1026.7 | |||||||
| 26 | 19:51 | NE 19 | 16.09 | Mostly Cloudy | BKN140 BKN250 | 13.3 | 8.3 | 72% | 77.01 | 1026.7 | |||||||
| 26 | 18:51 | NE 22 | 16.09 | Mostly Cloudy | BKN150 BKN250 | 13.3 | 7.8 | 16.7 | 13.3 | 70% | 77.01 | 1026.7 | |||||
| 26 | 17:51 | N 26 | 16.09 | Mostly Cloudy | BKN150 BKN250 | 13.3 | 7.2 | 67% | 76.99 | 1026.5 | |||||||
| 26 | 16:51 | N 28 | 16.09 | Mostly Cloudy | BKN160 BKN250 | 13.9 | 7.8 | 67% | 76.99 | 1026.6 | |||||||
| 26 | 15:51 | NE 28 | 16.09 | Mostly Cloudy | BKN200 BKN250 | 15.6 | 6.7 | 56% | 77.01 | 1026.9 | |||||||
| 26 | 14:51 | NE 22 | 16.09 | Mostly Cloudy | SCT200 BKN250 | 15 | 7.2 | 60% | 77.01 | 1027.0 | |||||||
| 26 | 13:51 | NE 22 | 16.09 | Mostly Cloudy | FEW018 FEW220 BKN250 | 15.6 | 7.2 | 58% | 77.06 | 1027.3 | |||||||
| 26 | 12:51 | NE 28 | 16.09 | Mostly Cloudy | FEW018 FEW210 BKN250 | 16.7 | 7.8 | 16.7 | 13.9 | 56% | 77.09 | 1027.7 | |||||
| 26 | 11:51 | NE 22 | 16.09 | Mostly Cloudy | FEW017 BKN250 | 16.1 | 7.2 | 56% | 77.14 | 1028.4 | |||||||
| 26 | 10:51 | NE 24 | 16.09 | Mostly Cloudy | FEW015 FEW180 BKN250 | 16.1 | 7.8 | 58% | 77.14 | 1028.5 | |||||||
| 26 | 09:51 | NE 22 | 16.09 | Mostly Cloudy | FEW014 BKN250 | 15.6 | 11.1 | 75% | 77.14 | 1028.3 | |||||||
| 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 | |||||||
| 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) | |||||||||||||||