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. | ||||||||||||||||
| 11 | 11:51 | W 13 | 16.09 | Mostly Cloudy | BKN041 BKN075 BKN250 | 27.8 | 20 | 63% | 29 | 75.74 | 1009.1 | ||||||
| 11 | 10:51 | SW 15 | 16.09 | Mostly Cloudy | FEW027 SCT044 SCT150 BKN250 | 27.2 | 19.4 | 62% | 29 | 75.69 | 1008.5 | ||||||
| 11 | 09:51 | SW 20 G 28 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 24.4 | 19.4 | 74% | 25 | 75.67 | 1008.2 | ||||||
| 11 | 08:51 | SW 15 G 30 | 16.09 | Partly Cloudy | FEW012 SCT250 | 22.2 | 18.9 | 82% | 75.62 | 1007.8 | |||||||
| 11 | 07:51 | SW 19 | 16.09 | A Few Clouds | FEW009 FEW250 | 21.1 | 18.9 | 87% | 75.62 | 1007.6 | |||||||
| 11 | 06:51 | SW 15 | 16.09 | Partly Cloudy | FEW008 SCT150 SCT250 | 20 | 18.3 | 20 | 18.9 | 90% | 75.57 | 1007.0 | 0.53 | ||||
| 11 | 05:51 | SW 15 | 16.09 | Mostly Cloudy | FEW010 FEW080 SCT160 BKN250 | 19.4 | 18.3 | 93% | 75.62 | 1007.6 | |||||||
| 11 | 03:51 | SW 13 | 16.09 | Mostly Cloudy | FEW010 FEW080 SCT120 BKN160 BKN250 | 18.9 | 17.8 | 93% | 75.54 | 1006.8 | 0.53 | ||||||
| 11 | 02:51 | SW 26 G 43 | 16.09 | Overcast | SCT010 BKN080 BKN120 OVC160 | 19.4 | 17.8 | 91% | 75.51 | 1006.1 | 0.03 | ||||||
| 11 | 01:51 | S 17 | 12.87 | Thunderstorm Light Rain | BKN085CB OVC110 | 19.4 | 18.3 | 93% | 75.51 | 1006.2 | 0.51 | ||||||
| 11 | 00:51 | SW 22 | 11.27 | Thunderstorm Light Rain | SCT085CB OVC120 | 20 | 17.8 | 23.3 | 19.4 | 87% | 75.51 | 1006.1 | 0.18 | 0.33 | |||
| 10 | 23:51 | S 20 | 16.09 | Overcast | FEW050 SCT100 BKN150 OVC200 | 20 | 17.8 | 87% | 75.34 | 1003.6 | |||||||
| 10 | 22:51 | SW 13 | 16.09 | Light Rain | FEW100 OVC140 | 20 | 17.8 | 87% | 75.39 | 1004.4 | 0.13 | ||||||
| 10 | 21:51 | W 31 G 63 | 14.48 | Thunderstorm Light Rain | SCT047CB BKN085 BKN110 OVC200 | 21.1 | 17.8 | 82% | 75.46 | 1005.4 | 0.03 | 0.03 | |||||
| 10 | 20:51 | W 17 | 16.09 | Light Rain | SCT055 BKN085 BKN130 BKN190 OVC250 | 22.2 | 20 | 87% | 75.49 | 1005.7 | |||||||
| 10 | 19:51 | S 15 | 16.09 | Overcast | SCT100 BKN150 BKN200 OVC300 | 22.8 | 20 | 84% | 75.46 | 1005.3 | |||||||
| 10 | 18:51 | S 13 | 16.09 | Overcast | SCT150 BKN200 OVC300 | 22.8 | 20.6 | 32.8 | 20.6 | 87% | 75.46 | 1005.7 | 1.32 | ||||
| 10 | 17:51 | S 13 | 16.09 | Overcast | FEW025 FEW090 SCT130 BKN170 OVC250 | 21.7 | 20 | 90% | 75.54 | 1006.5 | 0.1 | ||||||
| 10 | 16:51 | S 20 | 14.48 | Rain | FEW015 FEW040 SCT085 BKN130 OVC250 | 21.7 | 20.6 | 94% | 75.59 | 1007.4 | 1.22 | ||||||
| 10 | 15:50 | W 39 G 98 | 6.44 | Thunderstorm Light Rain Fog/Mist and Breezy | BKN045CB BKN150 BKN200 OVC250 | 22.8 | 20 | 84% | 75.62 | 1007.9 | |||||||
| 10 | 14:51 | SW 28 G 54 | 16.09 | Overcast | BKN037 BKN060 OVC350 | 32.2 | 22.2 | 56% | 36 | 75.41 | 1004.7 | ||||||
| 10 | 13:51 | S 24 G 43 | 16.09 | Mostly Cloudy | SCT036 BKN300 | 32.8 | 23.3 | 57% | 38 | 75.46 | 1005.5 | ||||||
| 10 | 12:51 | S 22 | 16.09 | Mostly Cloudy | BKN032 BKN300 | 31.7 | 23.3 | 31.7 | 25 | 61% | 37 | 75.46 | 1005.6 | ||||
| 10 | 11:51 | SW 19 G 35 | 16.09 | Mostly Cloudy | SCT031 BKN300 | 30.6 | 22.8 | 63% | 35 | 75.54 | 1006.6 | ||||||
| 10 | 10:51 | SW 15 G 35 | 16.09 | Mostly Cloudy | BKN032 BKN046 | 30 | 22.8 | 65% | 34 | 75.64 | 1007.6 | ||||||
| 10 | 09:51 | SW 26 G 37 | 16.09 | Mostly Cloudy | FEW028 BKN300 | 29.4 | 22.2 | 65% | 33 | 75.62 | 1007.4 | ||||||
| 10 | 08:51 | SW 19 G 35 | 16.09 | Mostly Cloudy | BKN300 | 28.3 | 22.2 | 70% | 31 | 75.62 | 1007.4 | ||||||
| 10 | 07:51 | S 15 G 33 | 16.09 | A Few Clouds | FEW050 FEW300 | 26.7 | 22.2 | 76% | 29 | 75.64 | 1007.7 | ||||||
| 10 | 06:51 | S 13 | 16.09 | Partly Cloudy | FEW050 SCT300 | 25 | 21.7 | 25 | 20 | 82% | 26 | 75.69 | 1008.4 | ||||
| 10 | 05:51 | S 6 | 16.09 | Shallow Fog | BKN049 | 22.2 | 20.6 | 91% | 75.72 | 1008.8 | |||||||
| 10 | 04:51 | Calm | 11.27 | Partly Cloudy | SCT050 | 20.6 | 19.4 | 93% | 75.72 | 1008.9 | |||||||
| 10 | 03:51 | Calm | 9.66 | Fog/Mist | FEW003 FEW045 | 20.6 | 18.9 | 90% | 75.72 | 1008.9 | |||||||
| 10 | 02:51 | Calm | 9.66 | Fog/Mist | FEW003 FEW030 | 20 | 18.9 | 93% | 75.74 | 1009.4 | |||||||
| 10 | 01:51 | E 6 | 9.66 | Fog/Mist | FEW003 FEW024 SCT039 | 20.6 | 18.9 | 90% | 75.79 | 1010.0 | |||||||
| 10 | 00:51 | NE 9 | 9.66 | Fog/Mist | FEW003 FEW036 | 20.6 | 18.9 | 30 | 20.6 | 90% | 75.87 | 1010.7 | |||||
| 09 | 23:51 | NE 9 | 16.09 | Partly Cloudy | FEW004 SCT039 SCT055 | 23.3 | 20.6 | 85% | 75.84 | 1010.4 | |||||||
| 09 | 22:51 | E 9 | 16.09 | Mostly Cloudy | SCT038 BKN049 | 26.1 | 20.6 | 72% | 28 | 75.84 | 1010.4 | ||||||
| 09 | 21:51 | W 6 | 16.09 | Partly Cloudy | SCT048 | 27.2 | 21.1 | 69% | 29 | 75.79 | 1010.0 | ||||||
| 09 | 19:51 | W 13 | 16.09 | A Few Clouds | FEW040 FEW250 | 28.9 | 21.1 | 63% | 31 | 75.74 | 1009.3 | ||||||
| 09 | 18:51 | W 9 | 16.09 | Partly Cloudy | FEW040 FEW075 SCT250 | 30 | 21.7 | 31.1 | 28.3 | 61% | 33 | 75.77 | 1009.5 | ||||
| 09 | 17:51 | W 15 | 16.09 | Mostly Cloudy | FEW040 SCT075 BKN200 BKN250 | 30.6 | 21.7 | 59% | 34 | 75.77 | 1009.7 | ||||||
| 09 | 16:51 | SW 13 | 16.09 | Mostly Cloudy | BKN045 BKN070 BKN250 | 30 | 21.7 | 61% | 33 | 75.79 | 1009.8 | ||||||
| 09 | 15:51 | W 17 G 31 | 16.09 | Mostly Cloudy | BKN040 BKN075 BKN250 | 30 | 21.1 | 59% | 33 | 75.82 | 1010.3 | ||||||
| 09 | 14:51 | W 20 G 28 | 16.09 | Mostly Cloudy | BKN038 BKN075 BKN250 | 30 | 21.7 | 61% | 33 | 75.84 | 1010.5 | ||||||
| 09 | 13:51 | SW 13 | 16.09 | Mostly Cloudy | FEW032 BKN043 BKN080 | 30 | 22.2 | 63% | 33 | 75.9 | 1011.4 | ||||||
| 09 | 12:51 | SW 15 | 16.09 | Mostly Cloudy | BKN028 BKN044 | 28.9 | 22.8 | 28.9 | 22.2 | 70% | 32 | 75.95 | 1011.8 | 0.23 | |||
| 09 | 11:51 | SW 19 G 28 | 16.09 | Mostly Cloudy | SCT019 BKN025 BKN031 | 27.8 | 22.8 | 74% | 31 | 75.95 | 1011.9 | ||||||
| 09 | 10:51 | S 17 | 16.09 | Mostly Cloudy | BKN013 BKN025 | 25.6 | 22.8 | 85% | 27 | 75.97 | 1012.3 | ||||||
| 09 | 09:51 | S 15 | 16.09 | Overcast | BKN011 OVC016 | 24.4 | 22.2 | 88% | 25 | 76 | 1012.7 | 0.03 | 0.23 | ||||
| 09 | 08:51 | S 9 | 8.05 | Rain Fog/Mist | SCT007 OVC041 | 22.8 | 22.2 | 96% | 76.02 | 1013.0 | 0.15 | ||||||
| 09 | 07:51 | S 9 | 6.44 | Light Rain Fog/Mist | SCT006 BKN037 OVC070 | 22.8 | 21.7 | 94% | 76.02 | 1013.1 | 0.05 | ||||||
| 09 | 06:51 | SW 7 | 8.05 | Fog/Mist | OVC006 | 22.2 | 21.7 | 22.2 | 22.2 | 97% | 76.02 | 1013.1 | |||||
| 09 | 05:51 | SW 11 | 16.09 | Overcast | OVC008 | 22.2 | 21.1 | 94% | 76 | 1012.7 | |||||||
| 09 | 04:51 | SW 7 | 16.09 | Overcast | BKN009 BKN014 BKN070 OVC250 | 22.2 | 21.1 | 94% | 75.97 | 1012.5 | |||||||
| 09 | 03:51 | SW 9 | 11.27 | Overcast | BKN006 OVC010 | 22.2 | 21.7 | 97% | 75.97 | 1012.4 | |||||||
| 09 | 02:51 | SW 7 | 16.09 | Overcast | OVC008 | 22.2 | 21.1 | 94% | 76 | 1012.5 | |||||||
| 09 | 01:51 | S 7 | 16.09 | Overcast | BKN007 BKN014 OVC020 | 22.2 | 21.1 | 94% | 76.05 | 1013.2 | |||||||
| 09 | 00:51 | SE 9 | 16.09 | Overcast | SCT010 OVC019 | 22.2 | 21.1 | 25 | 21.7 | 94% | 76.02 | 1012.9 | 0.08 | ||||
| 08 | 23:51 | SE 9 | 16.09 | Overcast | FEW016 SCT036 BKN070 BKN140 OVC250 | 22.2 | 20.6 | 91% | 76.05 | 1013.4 | |||||||
| 08 | 22:51 | S 9 | 16.09 | Overcast | FEW018 BKN033 BKN100 OVC140 | 22.2 | 20.6 | 91% | 76.1 | 1013.9 | 0.08 | ||||||
| 08 | 21:51 | S 17 | 16.09 | Mostly Cloudy | FEW016 BKN034 BKN100 BKN160 BKN250 | 23.3 | 20 | 82% | 76.1 | 1014.1 | |||||||
| 08 | 20:51 | S 17 | 16.09 | Mostly Cloudy | FEW030 SCT100 BKN140 BKN190 BKN250 | 23.9 | 20.6 | 82% | 24 | 76.05 | 1013.5 | ||||||
| 08 | 19:51 | S 17 | 16.09 | Mostly Cloudy | FEW020 SCT130 BKN200 BKN250 | 24.4 | 20 | 77% | 25 | 76 | 1012.7 | ||||||
| 08 | 18:51 | S 19 G 31 | 16.09 | Mostly Cloudy | FEW017 SCT025 BKN150 BKN250 | 25 | 19.4 | 28.9 | 23.9 | 71% | 26 | 76 | 1012.8 | 0.1 | |||
| 08 | 17:51 | SE 17 G 37 | 16.09 | Mostly Cloudy | SCT025TCU SCT037 BKN080 BKN130 BKN250 | 25.6 | 22.2 | 82% | 27 | 76 | 1012.8 | ||||||
| 08 | 16:51 | SE 11 | 16.09 | Overcast | FEW025 SCT040 BKN085 BKN130 OVC220 | 25.6 | 22.8 | 85% | 27 | 76.02 | 1013.2 | 0.03 | |||||
| 08 | 15:51 | S 22 G 31 | 16.09 | Overcast | SCT027 BKN050 BKN080 BKN130 OVC250 | 25.6 | 22.2 | 82% | 27 | 76.02 | 1013.2 | 0.08 | 0.08 | ||||
| 08 | 14:51 | SE 24 G 41 | 16.09 | Overcast | SCT031 BKN048 BKN130 BKN160 OVC250 | 27.8 | 21.1 | 67% | 30 | 76.02 | 1013.2 | ||||||
| 08 | 13:51 | S 20 G 39 | 16.09 | Overcast | BKN033 BKN150 OVC250 | 28.3 | 21.1 | 65% | 31 | 76.07 | 1013.7 | ||||||
| 08 | 12:51 | SE 17 | 16.09 | Mostly Cloudy | FEW027 FEW041 BKN170 BKN250 | 28.9 | 21.7 | 28.9 | 20.6 | 65% | 32 | 76.07 | 1013.7 | 0.03 | |||
| 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) | |||||||||||||||