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. | ||||||||||||||||
| 17 | 02:51 | NW 9 | 16.09 | A Few Clouds | FEW038 | 20 | 16.1 | 78% | 76.1 | 1013.9 | |||||||
| 17 | 01:51 | NW 9 | 16.09 | A Few Clouds | FEW045 FEW250 | 20.6 | 16.1 | 76% | 76.12 | 1014.2 | |||||||
| 17 | 00:51 | N 11 | 16.09 | Mostly Cloudy | BKN042 BKN250 | 21.1 | 16.7 | 28.3 | 21.1 | 76% | 76.15 | 1014.5 | |||||
| 16 | 23:51 | N 15 | 16.09 | Mostly Cloudy | BKN038 BKN250 | 22.2 | 16.7 | 71% | 76.12 | 1014.1 | |||||||
| 16 | 22:51 | N 22 | 16.09 | Mostly Cloudy | BKN045 BKN250 | 23.3 | 17.8 | 71% | 76.07 | 1013.6 | |||||||
| 16 | 21:51 | NW 19 | 16.09 | Mostly Cloudy | SCT030 BKN036 BKN180 BKN250 | 25 | 18.9 | 69% | 26 | 76.07 | 1013.6 | ||||||
| 16 | 20:51 | NW 15 | 16.09 | Mostly Cloudy | SCT038 SCT050 BKN200 BKN250 | 27.2 | 21.7 | 72% | 29 | 76.02 | 1013.1 | ||||||
| 16 | 19:51 | NW 13 | 16.09 | Mostly Cloudy | FEW034 SCT055 SCT100 BKN220 BKN250 | 27.2 | 21.7 | 72% | 29 | 75.97 | 1012.4 | ||||||
| 16 | 18:51 | NW 15 | 16.09 | Mostly Cloudy | FEW034 SCT220 BKN250 | 28.3 | 21.7 | 30 | 26.1 | 67% | 31 | 75.95 | 1011.9 | 0.08 | |||
| 16 | 17:51 | W 15 | 16.09 | Mostly Cloudy | FEW032 FEW044 SCT220 BKN250 | 29.4 | 22.2 | 65% | 33 | 75.92 | 1011.5 | ||||||
| 16 | 16:51 | W 9 | 16.09 | Mostly Cloudy | FEW033 FEW050 SCT080 SCT200 BKN250 | 28.3 | 23.3 | 74% | 32 | 75.95 | 1011.9 | ||||||
| 16 | 15:51 | W 11 | 16.09 | Mostly Cloudy | SCT033TCU SCT050 BKN080 BKN250 | 27.2 | 23.9 | 82% | 30 | 76 | 1012.8 | 0.08 | 0.08 | ||||
| 16 | 14:51 | W 17 | 16.09 | Mostly Cloudy | SCT037 SCT070 BKN250 | 29.4 | 22.2 | 65% | 33 | 76.05 | 1013.3 | ||||||
| 16 | 13:51 | W 20 | 16.09 | Mostly Cloudy | SCT031 BKN049 BKN250 | 29.4 | 22.2 | 65% | 33 | 76.07 | 1013.7 | ||||||
| 16 | 12:51 | NW 17 | 16.09 | Mostly Cloudy | BKN027 BKN032 BKN250 | 28.3 | 22.2 | 28.3 | 22.8 | 70% | 31 | 76.1 | 1013.9 | ||||
| 16 | 11:51 | NW 13 | 16.09 | Mostly Cloudy | SCT021 BKN028 BKN250 | 27.8 | 22.8 | 74% | 31 | 76.1 | 1014.0 | ||||||
| 16 | 10:51 | W 17 | 16.09 | Mostly Cloudy | BKN019 BKN026 BKN150 | 26.7 | 22.8 | 79% | 29 | 76.1 | 1014.0 | ||||||
| 16 | 09:51 | W 17 | 16.09 | Mostly Cloudy | BKN013 BKN029 BKN150 | 25.6 | 23.3 | 87% | 27 | 76.1 | 1013.9 | ||||||
| 16 | 08:51 | W 11 | 9.66 | Fog/Mist | FEW002 BKN008 OVC025 | 23.9 | 23.3 | 96% | 23 | 76.15 | 1014.5 | ||||||
| 16 | 07:51 | W 11 | 2.82 | Fog/Mist | BKN002 OVC004 | 23.3 | 22.8 | 97% | 76.12 | 1014.2 | |||||||
| 16 | 06:51 | W 9 | 6.44 | Fog/Mist | OVC003 | 22.8 | 22.8 | 25 | 22.2 | 100% | 76.07 | 1013.6 | 0.05 | ||||
| 16 | 05:51 | SW 13 | 16.09 | Overcast | OVC004 | 22.8 | 22.2 | 96% | 76.05 | 1013.3 | |||||||
| 16 | 04:51 | SW 11 | 16.09 | Overcast | OVC005 | 22.2 | 21.7 | 97% | 76.02 | 1013.0 | 0.03 | ||||||
| 16 | 03:51 | SW 9 | 12.87 | Light Rain | SCT008 BKN070 OVC120 | 22.8 | 21.7 | 94% | 76 | 1012.7 | 0.03 | 0.03 | |||||
| 16 | 02:51 | SW 17 | 16.09 | Overcast | OVC009 | 22.8 | 21.1 | 90% | 76.05 | 1013.3 | |||||||
| 16 | 01:51 | S 26 G 44 | 16.09 | Overcast | BKN012 BKN030 OVC080 | 25 | 23.3 | 90% | 26 | 76.1 | 1013.8 | ||||||
| 16 | 00:51 | S 6 | 16.09 | Overcast | FEW008 FEW016 OVC070 | 25 | 23.9 | 26.1 | 25 | 94% | 26 | 76.15 | 1014.9 | ||||
| 15 | 23:51 | S 9 | 16.09 | Partly Cloudy | FEW032 SCT070 | 25 | 23.3 | 90% | 26 | 76.15 | 1014.7 | ||||||
| 15 | 22:51 | S 9 | 16.09 | Overcast | FEW021 BKN028 OVC045 | 25.6 | 23.3 | 87% | 27 | 76.17 | 1015.0 | ||||||
| 15 | 21:51 | S 7 | 16.09 | Overcast | FEW016 OVC030 | 25.6 | 23.3 | 87% | 27 | 76.2 | 1015.5 | ||||||
| 15 | 20:51 | S 7 | 16.09 | Overcast | FEW016 BKN036 OVC044 | 25.6 | 23.9 | 90% | 27 | 76.23 | 1015.6 | ||||||
| 15 | 19:51 | Calm | 16.09 | Overcast | BKN016 BKN024 OVC033 | 26.1 | 23.9 | 88% | 28 | 76.23 | 1015.6 | ||||||
| 15 | 18:51 | Calm | 16.09 | Mostly Cloudy | SCT018 BKN036 BKN048 | 26.1 | 23.3 | 26.1 | 23.9 | 85% | 28 | 76.23 | 1015.7 | 0.05 | |||
| 15 | 17:51 | SW 6 | 16.09 | Mostly Cloudy | SCT011 BKN016 BKN070 | 25.6 | 23.3 | 87% | 27 | 76.25 | 1016.2 | ||||||
| 15 | 16:51 | Calm | 12.87 | Overcast | FEW020 BKN027 OVC036 | 25 | 23.3 | 90% | 26 | 76.25 | 1016.2 | 0.05 | |||||
| 15 | 15:51 | SW 6 | 8.05 | Light Rain Fog/Mist | BKN018 OVC027 | 25 | 23.3 | 90% | 26 | 76.25 | 1016.2 | ||||||
| 15 | 14:51 | SW 11 | 16.09 | Overcast | BKN014 BKN022 OVC036 | 26.1 | 22.8 | 82% | 28 | 76.28 | 1016.4 | ||||||
| 15 | 13:51 | Calm | 16.09 | Overcast | BKN011 BKN019 OVC038 | 25 | 22.8 | 88% | 26 | 76.3 | 1016.6 | ||||||
| 15 | 12:51 | SW 9 | 16.09 | Overcast | BKN008 OVC015 | 23.9 | 22.2 | 23.9 | 22.8 | 90% | 23 | 76.33 | 1017.1 | 0.08 | |||
| 15 | 11:51 | S 9 | 16.09 | Overcast | BKN010 OVC017 | 23.9 | 21.7 | 88% | 24 | 76.38 | 1017.7 | ||||||
| 15 | 10:51 | SE 13 | 16.09 | Overcast | BKN007 BKN019 OVC070 | 23.9 | 22.2 | 90% | 23 | 76.33 | 1017.1 | 0.08 | |||||
| 15 | 09:51 | SE 13 | 8.05 | Light Rain Fog/Mist | OVC010 | 22.8 | 22.2 | 96% | 76.35 | 1017.6 | |||||||
| 15 | 08:51 | S 7 | 16.09 | Overcast | OVC010 | 23.9 | 21.7 | 88% | 24 | 76.38 | 1018.0 | ||||||
| 15 | 07:51 | S 7 | 16.09 | Overcast | BKN011 BKN016 OVC024 | 23.3 | 21.7 | 91% | 76.43 | 1018.4 | |||||||
| 15 | 06:51 | SE 9 | 16.09 | Overcast | BKN018 OVC025 | 23.3 | 21.1 | 23.3 | 22.8 | 88% | 76.43 | 1018.4 | |||||
| 15 | 05:51 | Calm | 16.09 | Overcast | BKN023 BKN100 OVC250 | 23.3 | 20.6 | 85% | 76.43 | 1018.4 | |||||||
| 15 | 04:51 | Calm | 16.09 | Overcast | FEW025 OVC100 | 22.8 | 20.6 | 87% | 76.4 | 1018.0 | |||||||
| 15 | 03:51 | Calm | 16.09 | Overcast | BKN027 OVC095 | 22.8 | 20.6 | 87% | 76.43 | 1018.3 | |||||||
| 15 | 02:51 | Calm | 16.09 | Overcast | FEW050 OVC100 | 22.8 | 20.6 | 87% | 76.4 | 1018.3 | |||||||
| 15 | 01:51 | E 11 | 16.09 | Mostly Cloudy | FEW050 BKN085 | 22.8 | 20 | 84% | 76.4 | 1018.3 | |||||||
| 15 | 00:51 | NE 17 | 16.09 | Mostly Cloudy | FEW050 BKN110 | 22.8 | 19.4 | 23.9 | 22.8 | 81% | 76.45 | 1018.7 | |||||
| 14 | 23:51 | NE 15 | 16.09 | Overcast | OVC100 | 23.3 | 19.4 | 79% | 76.53 | 1019.8 | |||||||
| 14 | 22:51 | NE 15 | 16.09 | Overcast | FEW035 OVC100 | 23.3 | 19.4 | 79% | 76.56 | 1020.1 | |||||||
| 14 | 21:51 | N 19 | 16.09 | Overcast | FEW013 SCT034 OVC100 | 23.3 | 20 | 82% | 76.58 | 1020.6 | |||||||
| 14 | 20:51 | N 19 | 16.09 | Overcast | SCT014 BKN047 OVC100 | 23.3 | 20.6 | 85% | 76.58 | 1020.4 | |||||||
| 14 | 19:51 | NE 15 | 16.09 | Overcast | FEW014 SCT070 OVC140 | 23.3 | 20.6 | 85% | 76.48 | 1019.1 | |||||||
| 14 | 18:51 | NE 17 | 16.09 | Overcast | FEW016 SCT130 OVC170 | 23.9 | 20.6 | 26.7 | 23.9 | 82% | 24 | 76.43 | 1018.4 | ||||
| 14 | 17:51 | E 13 | 16.09 | Mostly Cloudy | FEW025 BKN130 BKN170 | 25.6 | 20.6 | 74% | 27 | 76.38 | 1017.9 | ||||||
| 14 | 16:51 | NE 17 | 16.09 | Mostly Cloudy | FEW025 BKN150 BKN180 | 25.6 | 20 | 71% | 27 | 76.33 | 1017.3 | ||||||
| 14 | 15:51 | NE 13 | 16.09 | Mostly Cloudy | FEW025 SCT036 BKN160 BKN250 | 26.1 | 20.6 | 72% | 28 | 76.4 | 1018.1 | ||||||
| 14 | 14:51 | E 17 | 16.09 | Mostly Cloudy | SCT021 BKN028 BKN130 BKN250 | 25.6 | 20.6 | 74% | 27 | 76.38 | 1017.9 | ||||||
| 14 | 13:51 | E 13 | 16.09 | Mostly Cloudy | SCT019 BKN026 BKN170 BKN250 | 26.1 | 21.1 | 74% | 28 | 76.43 | 1018.4 | ||||||
| 14 | 12:51 | E 17 | 16.09 | Mostly Cloudy | BKN021 BKN110 BKN250 | 25.6 | 21.1 | 26.1 | 22.2 | 76% | 27 | 76.4 | 1018.2 | ||||
| 14 | 11:51 | NE 13 | 16.09 | Overcast | SCT019 BKN110 OVC250 | 25 | 20.6 | 77% | 26 | 76.45 | 1018.9 | ||||||
| 14 | 10:51 | NE 11 | 14.48 | Overcast | SCT019 BKN110 OVC250 | 24.4 | 20.6 | 79% | 25 | 76.45 | 1018.8 | ||||||
| 14 | 09:51 | E 13 | 14.48 | Overcast | FEW017 BKN060 OVC100 | 24.4 | 20.6 | 79% | 25 | 76.43 | 1018.5 | ||||||
| 14 | 08:51 | E 9 | 12.87 | Overcast | FEW012 BKN060 OVC250 | 23.9 | 20.6 | 82% | 24 | 76.38 | 1018.0 | ||||||
| 14 | 07:51 | NE 13 | 9.66 | Fog/Mist | FEW008 FEW060 SCT110 OVC250 | 23.3 | 21.1 | 88% | 76.35 | 1017.7 | |||||||
| 14 | 06:51 | E 11 | 4.83 | Fog/Mist | FEW009 FEW110 BKN250 | 22.2 | 21.1 | 22.2 | 21.1 | 94% | 76.33 | 1017.3 | |||||
| 14 | 05:51 | NE 7 | 4.83 | Fog/Mist | FEW027 SCT095 BKN250 | 21.7 | 20.6 | 94% | 76.28 | 1016.6 | |||||||
| 14 | 04:51 | E 6 | 8.05 | Fog/Mist | FEW080 SCT110 OVC250 | 21.7 | 20.6 | 94% | 76.25 | 1016.2 | |||||||
| 14 | 03:51 | E 13 | 9.66 | Fog/Mist | SCT080 OVC110 | 21.7 | 21.1 | 96% | 76.2 | 1015.6 | |||||||
| 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) | |||||||||||||||