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. | ||||||||||||||||
| 02 | 06:51 | N 17 | 16.09 | Mostly Cloudy | FEW035 BKN250 | 11.7 | 7.8 | 16.1 | 11.7 | 77% | 76.56 | 1020.7 | |||||
| 02 | 05:51 | N 19 | 16.09 | Mostly Cloudy | FEW029 FEW055 BKN250 | 11.7 | 8.3 | 80% | 76.48 | 1019.5 | |||||||
| 02 | 04:51 | N 22 | 16.09 | Partly Cloudy | FEW027 SCT055 | 13.3 | 8.9 | 75% | 76.4 | 1018.5 | |||||||
| 02 | 03:51 | N 19 | 16.09 | Overcast | SCT042 OVC060 | 14.4 | 10 | 75% | 76.33 | 1017.6 | |||||||
| 02 | 02:51 | N 15 | 16.09 | Overcast | OVC036 | 15.6 | 12.2 | 80% | 76.3 | 1017.1 | |||||||
| 02 | 01:51 | N 15 | 16.09 | Overcast | SCT033 BKN046 BKN160 BKN200 OVC250 | 16.1 | 14.4 | 90% | 76.23 | 1016.0 | |||||||
| 02 | 00:51 | NW 13 | 16.09 | Overcast | FEW009 SCT028 BKN055 BKN160 OVC250 | 16.1 | 15 | 17.2 | 16.1 | 93% | 76.17 | 1015.5 | 0.03 | 1.27 | |||
| 01 | 23:51 | NW 17 | 14.48 | Light Rain | SCT008 BKN075 OVC120 | 16.7 | 15.6 | 93% | 76.2 | 1015.5 | 0.23 | ||||||
| 01 | 22:51 | N 11 | 14.48 | Light Rain | FEW010 SCT095 OVC130 | 16.1 | 15.6 | 97% | 76.17 | 1015.3 | 0.08 | ||||||
| 01 | 21:51 | N 17 | 12.87 | Light Rain | FEW015 BKN090 OVC120 | 16.1 | 15 | 93% | 76.17 | 1015.1 | 0.08 | 0.94 | |||||
| 01 | 20:51 | NE 17 | 4.83 | Rain Fog/Mist | SCT010 BKN045 OVC070 | 16.1 | 15 | 93% | 76.15 | 1015.0 | 0.43 | ||||||
| 01 | 19:51 | N 17 | 4.83 | Rain Fog/Mist | SCT009 BKN026 OVC045 | 16.7 | 15.6 | 93% | 76.07 | 1014.1 | 0.43 | ||||||
| 01 | 18:51 | N 22 | 9.66 | Light Rain Fog/Mist | BKN006 OVC026 | 17.2 | 16.1 | 21.1 | 17.2 | 93% | 75.95 | 1012.4 | 0.23 | 1.75 | |||
| 01 | 17:51 | N 24 | 3.22 | Heavy Rain Fog/Mist | BKN006 OVC028 | 17.2 | 16.7 | 97% | 75.95 | 1012.3 | 0.76 | ||||||
| 01 | 16:51 | N 24 | 6.44 | Rain Fog/Mist | BKN008 OVC021 | 17.8 | 16.7 | 93% | 75.9 | 1011.6 | 0.33 | ||||||
| 01 | 15:51 | N 22 | 6.44 | Light Rain Fog/Mist | BKN006 OVC013 | 18.3 | 17.8 | 97% | 75.9 | 1011.6 | 0.1 | 0.43 | |||||
| 01 | 14:51 | W 13 | 8.05 | Light Rain Fog/Mist | BKN010 OVC029 | 21.1 | 20 | 93% | 75.82 | 1010.5 | 0.1 | ||||||
| 01 | 13:51 | SW 17 | 8.05 | Light Rain Fog/Mist | BKN010 OVC016 | 20.6 | 20 | 96% | 75.84 | 1010.9 | 0.23 | ||||||
| 01 | 12:51 | SW 15 | 8.05 | Light Rain Fog/Mist | SCT031 BKN060 OVC100 | 20.6 | 19.4 | 21.1 | 18.3 | 93% | 75.87 | 1011.1 | 0.28 | 0.41 | |||
| 01 | 11:51 | SW 11 | 14.48 | Light Rain | BKN039 BKN050 OVC110 | 21.1 | 18.9 | 87% | 75.87 | 1011.2 | 0.03 | ||||||
| 01 | 10:51 | SW 13 | 16.09 | Overcast | SCT035 BKN110 OVC250 | 21.1 | 18.3 | 84% | 75.82 | 1010.5 | |||||||
| 01 | 09:51 | S 9 | 16.09 | Overcast | FEW065 BKN110 OVC140 | 20.6 | 17.8 | 84% | 75.79 | 1010.3 | 0.1 | ||||||
| 01 | 08:51 | S 9 | 16.09 | Overcast | FEW065 BKN140 OVC250 | 19.4 | 17.8 | 91% | 75.77 | 1009.9 | |||||||
| 01 | 07:51 | S 13 | 16.09 | Overcast | FEW065 SCT080 OVC130 | 18.9 | 17.8 | 93% | 75.77 | 1009.8 | 0.1 | ||||||
| 01 | 06:51 | S 9 | 14.48 | Light Rain | SCT065 BKN085 OVC100 | 18.3 | 17.2 | 18.3 | 17.8 | 93% | 75.82 | 1010.4 | 0.03 | 0.15 | |||
| 01 | 05:51 | S 9 | 14.48 | Overcast | FEW075 OVC100 | 18.3 | 17.2 | 93% | 75.79 | 1010.2 | 0.08 | ||||||
| 01 | 04:51 | S 6 | 11.27 | Light Rain | SCT070 OVC110 | 18.3 | 17.2 | 93% | 75.84 | 1010.9 | 0.03 | ||||||
| 01 | 03:51 | Calm | 14.48 | Overcast | BKN075 OVC110 | 18.3 | 17.2 | 93% | 75.82 | 1010.5 | 0.03 | ||||||
| 01 | 02:51 | SE 7 | 12.87 | Light Rain | BKN070 OVC090 | 17.8 | 16.7 | 93% | 75.82 | 1010.6 | 0.03 | ||||||
| 01 | 01:51 | W 6 | 14.48 | Light Rain | FEW070 BKN110 OVC250 | 17.8 | 16.7 | 93% | 75.84 | 1011.1 | |||||||
| 01 | 00:51 | Calm | 16.09 | Light Rain | BKN070 OVC100 | 17.8 | 16.7 | 17.8 | 17.8 | 93% | 75.9 | 1011.5 | 0.05 | ||||
| 30 | 23:51 | Calm | 14.48 | Overcast | BKN065 BKN080 OVC100 | 17.8 | 16.7 | 93% | 75.84 | 1011.1 | |||||||
| 30 | 21:51 | Calm | 16.09 | Overcast | FEW023 SCT060 OVC100 | 17.8 | 16.7 | 93% | 75.9 | 1011.6 | 0.05 | ||||||
| 30 | 20:51 | Calm | 16.09 | Overcast | SCT029 OVC038 | 17.8 | 16.7 | 93% | 75.9 | 1011.6 | |||||||
| 30 | 19:51 | Calm | 12.87 | Light Rain | BKN027 BKN080 OVC130 | 17.8 | 16.7 | 93% | 75.9 | 1011.5 | 0.05 | ||||||
| 30 | 18:51 | S 15 | 9.66 | Light Rain Fog/Mist | SCT009 BKN023 OVC075 | 17.8 | 17.2 | 18.3 | 16.7 | 96% | 75.87 | 1011.2 | 0.13 | 0.23 | |||
| 30 | 17:51 | S 19 | 9.66 | Light Rain Fog/Mist | BKN008 OVC016 | 18.3 | 17.2 | 93% | 75.84 | 1010.9 | 0.05 | ||||||
| 30 | 16:51 | S 19 G 30 | 9.66 | Light Rain Fog/Mist | BKN008 OVC029 | 18.3 | 17.2 | 93% | 75.82 | 1010.6 | 0.03 | ||||||
| 30 | 15:51 | S 13 | 9.66 | Light Rain Fog/Mist | BKN007 BKN030 OVC050 | 17.8 | 17.2 | 96% | 75.84 | 1010.7 | 0.03 | 0.03 | |||||
| 30 | 14:51 | S 17 | 11.27 | Light Rain | SCT009 BKN014 OVC023 | 17.8 | 16.7 | 93% | 75.84 | 1010.9 | |||||||
| 30 | 13:51 | SW 17 G 33 | 11.27 | Light Rain | BKN009 OVC013 | 17.2 | 16.1 | 93% | 75.9 | 1011.4 | |||||||
| 30 | 12:51 | SW 17 | 6.44 | Light Rain Fog/Mist | BKN008 BKN013 OVC018 | 16.7 | 15.6 | 18.3 | 15.6 | 93% | 75.95 | 1012.2 | 0.28 | 1.6 | |||
| 30 | 11:51 | S 20 G 31 | 4.83 | Light Rain Fog/Mist | OVC008 | 16.7 | 15.6 | 93% | 75.97 | 1012.5 | 0.03 | ||||||
| 30 | 10:51 | S 19 | 8.05 | Light Rain Fog/Mist | FEW007 BKN011 OVC060 | 16.7 | 16.1 | 96% | 76.02 | 1013.1 | 0.28 | ||||||
| 30 | 09:51 | S 17 | 2.82 | Rain Fog/Mist | BKN005 OVC035 | 16.7 | 16.1 | 96% | 76.05 | 1013.4 | 0.41 | 1.02 | |||||
| 30 | 08:51 | S 11 | 3.22 | Rain Fog/Mist | SCT007 BKN034 OVC048 | 15.6 | 15 | 96% | 76.07 | 1013.9 | 0.51 | ||||||
| 30 | 07:51 | S 7 | 4.83 | Rain Fog/Mist | FEW045 OVC065 | 16.1 | 13.9 | 87% | 76.07 | 1013.8 | 0.1 | ||||||
| 30 | 06:51 | SW 13 | 16.09 | Light Rain | BKN070 OVC100 | 18.3 | 12.2 | 21.1 | 18.3 | 68% | 76.02 | 1013.1 | |||||
| 30 | 05:51 | SW 7 | 16.09 | Light Rain | FEW065 OVC110 | 18.9 | 11.7 | 63% | 75.95 | 1012.2 | |||||||
| 30 | 04:51 | S 15 | 16.09 | Overcast | FEW065 OVC140 | 20 | 10.6 | 55% | 75.92 | 1011.8 | |||||||
| 30 | 03:51 | S 9 | 16.09 | Overcast | BKN065 BKN110 OVC130 | 20 | 10.6 | 55% | 75.92 | 1011.7 | |||||||
| 30 | 02:51 | S 11 | 16.09 | Light Rain | FEW065 FEW090 BKN110 OVC140 | 20.6 | 10.6 | 53% | 75.95 | 1012.0 | |||||||
| 30 | 01:51 | S 15 | 16.09 | Overcast | FEW065 BKN085 OVC150 | 21.1 | 10 | 49% | 75.97 | 1012.3 | |||||||
| 30 | 00:51 | S 17 | 16.09 | Overcast | BKN080 BKN140 OVC200 | 21.1 | 10 | 23.3 | 20 | 49% | 75.97 | 1012.2 | |||||
| 29 | 23:51 | S 15 | 16.09 | Mostly Cloudy | SCT180 BKN250 | 20.6 | 9.4 | 49% | 75.97 | 1012.6 | |||||||
| 29 | 22:51 | S 15 | 16.09 | Overcast | BKN190 OVC250 | 20.6 | 9.4 | 49% | 76 | 1012.8 | |||||||
| 29 | 21:51 | S 9 | 16.09 | Overcast | BKN210 OVC250 | 20 | 12.8 | 63% | 76 | 1012.8 | |||||||
| 29 | 20:51 | SE 9 | 16.09 | Overcast | OVC250 | 20 | 13.3 | 65% | 76.02 | 1013.2 | |||||||
| 29 | 19:51 | SE 6 | 16.09 | Overcast | OVC250 | 21.1 | 12.2 | 57% | 76 | 1013.1 | |||||||
| 29 | 18:51 | S 6 | 16.09 | Overcast | OVC250 | 23.3 | 8.9 | 25.6 | 22.8 | 40% | 76 | 1013.0 | |||||
| 29 | 17:51 | S 9 | 16.09 | Overcast | FEW200 OVC250 | 23.9 | 9.4 | 40% | 25 | 76 | 1012.8 | ||||||
| 29 | 16:51 | S 15 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 23.9 | 9.4 | 40% | 25 | 76 | 1013.1 | ||||||
| 29 | 15:51 | S 19 G 30 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 25 | 9.4 | 37% | 26 | 76.05 | 1013.5 | ||||||
| 29 | 14:51 | SW 15 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 25.6 | 10 | 37% | 26 | 76.1 | 1014.3 | ||||||
| 29 | 13:51 | SW 15 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 25 | 10.6 | 40% | 26 | 76.17 | 1015.2 | ||||||
| 29 | 12:51 | SW 15 | 16.09 | Mostly Cloudy | BKN250 | 23.9 | 10 | 23.9 | 12.2 | 42% | 25 | 76.23 | 1015.9 | ||||
| 29 | 11:51 | S 9 | 16.09 | Partly Cloudy | SCT250 | 22.8 | 11.7 | 50% | 76.23 | 1016.1 | |||||||
| 29 | 10:51 | S 6 | 16.09 | Partly Cloudy | SCT250 | 20.6 | 11.7 | 57% | 76.3 | 1017.0 | |||||||
| 29 | 09:51 | SW 6 | 16.09 | Partly Cloudy | SCT250 | 18.3 | 12.2 | 68% | 76.3 | 1017.2 | |||||||
| 29 | 08:51 | S 9 | 11.27 | Partly Cloudy | FEW004 SCT250 | 15 | 13.3 | 90% | 76.33 | 1017.5 | |||||||
| 29 | 07:51 | Calm | 6.44 | Fog/Mist | FEW003 FEW250 | 12.8 | 12.8 | 100% | 76.33 | 1017.4 | |||||||
| 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) | |||||||||||||||