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. | ||||||||||||||||
| 14 | 09:51 | W 9 | 16.09 | Mostly Cloudy | FEW033 SCT060 BKN110 BKN160 | 16.7 | 14.4 | 86% | 75.79 | 1010.2 | 0.36 | ||||||
| 14 | 08:51 | NW 6 | 16.09 | Light Rain | SCT055 BKN070 BKN100 OVC200 | 15.6 | 13.9 | 90% | 75.74 | 1009.6 | 0.15 | ||||||
| 14 | 06:51 | NW 17 | 12.87 | Light Rain | SCT050 BKN065 OVC100 | 16.1 | 13.9 | 21.1 | 16.1 | 87% | 75.74 | 1009.3 | 0.1 | 0.1 | |||
| 14 | 05:51 | NW 22 | 16.09 | Light Rain | SCT065 BKN080 OVC120 | 18.3 | 13.9 | 76% | 75.64 | 1008.0 | |||||||
| 14 | 04:51 | NW 17 | 16.09 | Light Rain | BKN090 OVC110 | 20.6 | 16.7 | 78% | 75.62 | 1007.6 | |||||||
| 14 | 03:51 | W 7 | 16.09 | Mostly Cloudy | SCT120 BKN150 | 20.6 | 19.4 | 93% | 75.64 | 1008.0 | |||||||
| 14 | 02:51 | SW 7 | 16.09 | Mostly Cloudy | BKN120 BKN150 | 20.6 | 19.4 | 93% | 75.67 | 1008.4 | |||||||
| 14 | 01:51 | W 9 | 16.09 | Mostly Cloudy | FEW090 SCT110 BKN170 | 20.6 | 19.4 | 93% | 75.74 | 1009.2 | |||||||
| 14 | 00:51 | SW 11 | 16.09 | Mostly Cloudy | BKN110 | 20 | 18.3 | 26.1 | 19.4 | 90% | 75.77 | 1009.5 | 1.14 | ||||
| 13 | 23:51 | S 7 | 16.09 | Thunderstorm | FEW035CB FEW045 BKN085 | 20 | 18.3 | 90% | 75.74 | 1009.3 | 1.07 | ||||||
| 13 | 22:51 | W 15 | 9.66 | Thunderstorm Rain Fog/Mist | SCT025CB BKN070 OVC110 | 23.3 | 20.6 | 85% | 75.79 | 1009.8 | 0.08 | ||||||
| 13 | 21:51 | S 17 | 16.09 | Mostly Cloudy | FEW030 BKN085 BKN200 BKN250 | 24.4 | 20 | 77% | 25 | 75.72 | 1009.0 | ||||||
| 13 | 20:51 | SW 17 | 16.09 | Mostly Cloudy | FEW026 FEW050 SCT150 SCT220 BKN250 | 24.4 | 20 | 77% | 25 | 75.74 | 1009.2 | ||||||
| 13 | 19:51 | SW 15 G 31 | 16.09 | Mostly Cloudy | FEW026 FEW060 SCT150 BKN210 BKN250 | 25.6 | 20 | 71% | 27 | 75.69 | 1008.5 | ||||||
| 13 | 18:51 | S 20 G 33 | 16.09 | Mostly Cloudy | FEW026 FEW060 BKN150 BKN250 | 26.1 | 20 | 28.3 | 26.1 | 69% | 27 | 75.67 | 1008.3 | ||||
| 13 | 16:51 | SW 17 G 33 | 16.09 | Mostly Cloudy | SCT030 SCT065 BKN180 BKN250 | 26.7 | 20 | 67% | 28 | 75.74 | 1009.5 | ||||||
| 13 | 15:51 | SW 20 G 35 | 16.09 | Mostly Cloudy | FEW046 SCT065 BKN250 | 27.2 | 18.9 | 61% | 28 | 75.82 | 1010.4 | ||||||
| 13 | 14:51 | S 37 G 50 | 16.09 | Mostly Cloudy and Breezy | FEW046 FEW075 BKN250 | 27.8 | 17.2 | 53% | 28 | 75.84 | 1010.6 | ||||||
| 13 | 13:51 | SW 19 G 44 | 16.09 | Mostly Cloudy | FEW050 FEW090 BKN250 | 28.3 | 15.6 | 46% | 28 | 75.87 | 1011.1 | ||||||
| 13 | 12:51 | S 30 G 46 | 16.09 | Mostly Cloudy | FEW050 FEW100 BKN250 | 27.8 | 15.6 | 27.8 | 19.4 | 47% | 28 | 75.95 | 1011.9 | ||||
| 13 | 11:51 | SW 26 G 46 | 16.09 | Partly Cloudy | SCT047 SCT100 SCT250 | 27.2 | 15 | 47% | 27 | 75.97 | 1012.4 | ||||||
| 13 | 10:51 | SW 30 G 50 | 16.09 | Partly Cloudy | FEW045 FEW100 SCT250 | 26.7 | 13.9 | 45% | 27 | 75.95 | 1012.1 | ||||||
| 13 | 09:51 | S 28 G 39 | 16.09 | A Few Clouds | FEW250 | 25.6 | 13.9 | 48% | 26 | 75.95 | 1012.1 | ||||||
| 13 | 08:51 | SW 24 G 37 | 16.09 | A Few Clouds | FEW250 | 23.9 | 14.4 | 55% | 25 | 76 | 1012.7 | ||||||
| 13 | 07:51 | SW 19 | 16.09 | A Few Clouds | FEW150 FEW250 | 22.2 | 14.4 | 61% | 76.02 | 1013.2 | |||||||
| 13 | 06:51 | SW 11 | 16.09 | Partly Cloudy | SCT150 SCT250 | 19.4 | 14.4 | 20 | 18.3 | 73% | 76.07 | 1013.8 | |||||
| 13 | 05:51 | SW 11 | 16.09 | Partly Cloudy | SCT150 SCT250 | 18.3 | 14.4 | 78% | 76.07 | 1013.8 | |||||||
| 13 | 04:51 | SW 13 | 16.09 | Partly Cloudy | SCT150 | 18.3 | 14.4 | 78% | 76.05 | 1013.3 | |||||||
| 13 | 03:51 | SW 11 | 16.09 | Fair | CLR | 18.3 | 14.4 | 78% | 76.02 | 1013.0 | |||||||
| 13 | 02:51 | SW 11 | 16.09 | Fair | CLR | 18.9 | 14.4 | 75% | 76.02 | 1013.0 | |||||||
| 13 | 01:51 | S 9 | 16.09 | Fair | CLR | 18.9 | 14.4 | 75% | 76.02 | 1013.2 | |||||||
| 13 | 00:51 | SW 9 | 16.09 | Fair | CLR | 20 | 14.4 | 26.7 | 20 | 70% | 76.07 | 1013.6 | |||||
| 12 | 23:51 | SW 13 | 16.09 | Fair | CLR | 20.6 | 14.4 | 68% | 76.07 | 1013.8 | |||||||
| 12 | 22:51 | SW 11 | 16.09 | Fair | CLR | 21.7 | 13.9 | 61% | 76.05 | 1013.4 | |||||||
| 12 | 21:51 | SW 13 | 16.09 | Fair | CLR | 22.8 | 13.9 | 57% | 76.02 | 1013.1 | |||||||
| 12 | 20:51 | SW 7 | 16.09 | Fair | CLR | 23.9 | 13.3 | 52% | 25 | 76.02 | 1013.1 | ||||||
| 12 | 19:51 | SW 11 G 30 | 16.09 | A Few Clouds | FEW060 | 25.6 | 13.3 | 47% | 26 | 76 | 1012.8 | ||||||
| 12 | 18:51 | W 24 G 39 | 16.09 | Partly Cloudy | SCT060 | 26.1 | 12.2 | 27.2 | 25.6 | 42% | 26 | 75.97 | 1012.4 | ||||
| 12 | 17:51 | W 28 G 46 | 16.09 | Partly Cloudy | SCT065 | 26.1 | 11.7 | 41% | 26 | 75.95 | 1012.1 | ||||||
| 12 | 16:51 | W 26 G 50 | 16.09 | Mostly Cloudy | BKN065 | 26.7 | 11.7 | 39% | 27 | 75.95 | 1012.1 | ||||||
| 12 | 15:51 | W 33 G 48 | 16.09 | Partly Cloudy and Breezy | SCT060 | 27.2 | 11.1 | 37% | 27 | 75.95 | 1012.2 | ||||||
| 12 | 14:51 | W 22 G 35 | 16.09 | Partly Cloudy | SCT055 | 26.7 | 13.3 | 44% | 27 | 75.95 | 1012.2 | ||||||
| 12 | 13:51 | SW 26 G 48 | 16.09 | A Few Clouds | FEW050 | 26.1 | 12.8 | 44% | 26 | 75.97 | 1012.5 | ||||||
| 12 | 12:51 | W 24 G 35 | 16.09 | A Few Clouds | FEW050 | 25.6 | 12.8 | 25.6 | 16.7 | 45% | 26 | 75.97 | 1012.5 | ||||
| 12 | 11:51 | W 22 G 43 | 16.09 | A Few Clouds | FEW044 | 23.9 | 13.3 | 52% | 25 | 76 | 1012.7 | ||||||
| 12 | 10:51 | W 19 G 35 | 16.09 | A Few Clouds | FEW040 | 23.3 | 13.3 | 54% | 76.02 | 1013.1 | |||||||
| 12 | 09:51 | W 17 | 16.09 | A Few Clouds | FEW033 | 21.1 | 13.3 | 61% | 76 | 1012.8 | |||||||
| 12 | 08:51 | W 17 | 16.09 | Fair | CLR | 20 | 12.8 | 63% | 75.97 | 1012.6 | |||||||
| 12 | 07:51 | W 13 | 16.09 | Fair | CLR | 18.3 | 12.2 | 68% | 75.95 | 1012.1 | |||||||
| 12 | 06:51 | W 17 | 16.09 | A Few Clouds | FEW250 | 16.7 | 12.2 | 18.9 | 16.1 | 75% | 75.92 | 1011.8 | |||||
| 12 | 05:51 | SW 11 | 16.09 | A Few Clouds | FEW250 | 16.1 | 12.2 | 78% | 75.87 | 1011.0 | |||||||
| 12 | 04:51 | SW 13 | 16.09 | Fair | CLR | 16.1 | 13.3 | 84% | 75.84 | 1010.7 | |||||||
| 12 | 03:51 | SW 11 | 16.09 | Fair | CLR | 16.7 | 14.4 | 86% | 75.79 | 1010.2 | |||||||
| 12 | 02:51 | W 9 | 16.09 | A Few Clouds | FEW030 FEW250 | 17.8 | 14.4 | 81% | 75.74 | 1009.5 | |||||||
| 12 | 01:51 | W 15 | 16.09 | Partly Cloudy | FEW030 SCT250 | 18.3 | 15 | 81% | 75.77 | 1009.8 | |||||||
| 12 | 00:51 | W 11 | 16.09 | Mostly Cloudy | BKN250 | 18.9 | 15.6 | 25 | 18.9 | 81% | 75.69 | 1008.5 | 1.02 | ||||
| 11 | 21:51 | W 31 G 57 | 16.09 | Overcast | FEW017 BKN027 OVC250 | 22.8 | 20 | 84% | 75.31 | 1003.4 | 1.02 | ||||||
| 11 | 20:51 | S 11 | 12.87 | Thunderstorm | FEW017 SCT040CB BKN075 BKN130 OVC250 | 22.2 | 21.7 | 97% | 75.18 | 1001.9 | 0.79 | ||||||
| 11 | 19:51 | NE 20 | 6.44 | Thunderstorm Heavy Rain Fog/Mist | FEW020 SCT035CB BKN055 OVC130 | 21.7 | 19.4 | 87% | 75.13 | 1001.3 | 0.23 | ||||||
| 11 | 18:51 | S 19 | 16.09 | Overcast | FEW023 SCT039 BKN090 BKN150 OVC250 | 24.4 | 22.2 | 26.7 | 22.8 | 88% | 25 | 75.21 | 1002.2 | 0.1 | 0.28 | ||
| 11 | 17:51 | S 26 G 43 | 16.09 | Overcast | FEW050 SCT100 BKN150 OVC250 | 25 | 19.4 | 71% | 26 | 75.16 | 1001.7 | ||||||
| 11 | 16:51 | S 20 G 37 | 16.09 | Overcast | BKN150 OVC300 | 23.9 | 18.3 | 71% | 25 | 75.36 | 1004.2 | ||||||
| 11 | 15:51 | SE 24 G 33 | 16.09 | Overcast | FEW100 BKN150 BKN210 OVC300 | 24.4 | 19.4 | 74% | 25 | 75.21 | 1002.3 | 0.18 | |||||
| 11 | 14:51 | E 26 G 44 | 16.09 | Overcast | FEW047 SCT070 BKN100 BKN130 OVC250 | 22.8 | 20.6 | 87% | 75.29 | 1003.3 | 0.1 | ||||||
| 11 | 13:51 | SW 11 | 14.48 | Thunderstorm Light Rain | FEW012 SCT047CB BKN100 OVC130 | 23.9 | 21.7 | 88% | 24 | 75.77 | 1009.9 | 0.08 | |||||
| 11 | 12:51 | SW 20 | 16.09 | Overcast | BKN043 OVC090 | 26.7 | 20 | 27.8 | 20 | 67% | 28 | 75.77 | 1009.5 | ||||
| 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 | ||||||
| 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) | |||||||||||||||