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. | ||||||||||||||||
| 31 | 06:51 | N 13 | 16.09 | Thunderstorm in Vicinity | FEW042 SCT055 OVC110 | 22.2 | 18.3 | 24.4 | 22.2 | 79% | 76.12 | 1014.4 | |||||
| 31 | 05:51 | SW 17 | 16.09 | Overcast | BKN120 OVC190 | 24.4 | 17.2 | 64% | 25 | 76.02 | 1013.0 | ||||||
| 31 | 04:51 | S 13 | 16.09 | Overcast | FEW130 BKN180 OVC210 | 23.3 | 18.3 | 74% | 76.02 | 1013.0 | |||||||
| 31 | 03:51 | S 13 | 16.09 | Mostly Cloudy | BKN130 BKN150 BKN210 | 22.8 | 18.9 | 79% | 76.05 | 1013.3 | |||||||
| 31 | 02:51 | S 11 | 16.09 | Mostly Cloudy | BKN130 BKN150 BKN230 | 23.9 | 18.9 | 74% | 25 | 76.05 | 1013.4 | ||||||
| 31 | 01:51 | S 13 | 16.09 | Overcast | FEW110 BKN140 OVC180 | 24.4 | 19.4 | 74% | 25 | 76.07 | 1013.5 | ||||||
| 31 | 00:51 | S 9 | 16.09 | Mostly Cloudy | FEW160 BKN180 | 23.9 | 20 | 23.9 | 23.3 | 79% | 24 | 76.1 | 1013.8 | 0.08 | |||
| 30 | 23:51 | SE 11 | 16.09 | Mostly Cloudy | BKN150 BKN180 | 23.3 | 21.1 | 88% | 76.07 | 1013.7 | |||||||
| 30 | 22:51 | S 11 | 16.09 | Overcast | SCT110 BKN150 OVC180 | 23.9 | 21.1 | 84% | 24 | 76.07 | 1013.7 | 0.05 | |||||
| 30 | 21:51 | S 9 | 16.09 | Overcast | SCT110 BKN170 OVC250 | 23.9 | 21.7 | 88% | 24 | 76.17 | 1015.0 | 0.03 | 0.03 | ||||
| 30 | 20:51 | S 7 | 16.09 | Overcast | FEW110 OVC220 | 23.9 | 21.7 | 88% | 24 | 76.17 | 1015.0 | ||||||
| 30 | 19:51 | S 9 | 16.09 | Overcast | FEW029 SCT110 OVC200 | 23.3 | 21.7 | 91% | 76.12 | 1014.5 | |||||||
| 30 | 18:51 | S 15 | 16.09 | Light Rain | BKN100 OVC130 | 23.9 | 21.7 | 28.3 | 23.3 | 88% | 24 | 76.15 | 1014.6 | 0.03 | 0.1 | ||
| 30 | 17:51 | S 11 | 16.09 | Light Rain | BKN080 OVC120 | 23.9 | 21.1 | 84% | 24 | 76.2 | 1015.4 | ||||||
| 30 | 16:51 | S 11 | 16.09 | Overcast | FEW080 BKN110 OVC150 | 24.4 | 20.6 | 79% | 25 | 76.17 | 1015.1 | ||||||
| 30 | 15:51 | SW 9 | 16.09 | Light Rain | FEW055 SCT080 BKN110 OVC180 | 24.4 | 20.6 | 79% | 25 | 76.2 | 1015.3 | 0.08 | |||||
| 30 | 14:51 | S 20 | 14.48 | Light Rain | FEW050 BKN080 BKN120 OVC200 | 24.4 | 21.1 | 82% | 25 | 76.17 | 1015.0 | 0.08 | |||||
| 30 | 13:51 | SW 19 | 16.09 | Overcast | BKN110 BKN180 OVC250 | 27.8 | 18.3 | 56% | 29 | 76.15 | 1014.7 | ||||||
| 30 | 12:51 | SW 20 G 37 | 16.09 | Mostly Cloudy | FEW110 BKN180 BKN250 | 27.8 | 18.3 | 27.8 | 20.6 | 56% | 29 | 76.1 | 1013.9 | 0.18 | |||
| 30 | 11:51 | SW 31 G 44 | 16.09 | Mostly Cloudy | FEW110 BKN250 | 27.2 | 17.8 | 57% | 28 | 76.12 | 1014.3 | ||||||
| 30 | 10:51 | S 20 | 16.09 | Mostly Cloudy | FEW080 SCT110 BKN250 | 25.6 | 18.9 | 67% | 27 | 76.12 | 1014.5 | ||||||
| 30 | 09:51 | S 19 G 33 | 16.09 | Mostly Cloudy | FEW080 BKN110 BKN250 | 22.2 | 18.9 | 82% | 76.12 | 1014.4 | 0.18 | ||||||
| 30 | 08:51 | S 24 G 37 | 16.09 | Mostly Cloudy | FEW050 FEW080 BKN110 BKN150 | 21.1 | 18.3 | 84% | 76.15 | 1014.7 | 0.1 | ||||||
| 30 | 07:51 | SW 17 | 14.48 | Light Rain | FEW060 FEW120 OVC150 | 20.6 | 18.3 | 87% | 76.23 | 1015.9 | 0.08 | ||||||
| 30 | 06:51 | SW 17 | 16.09 | Overcast | FEW060 FEW110 OVC150 | 21.7 | 17.2 | 23.9 | 21.7 | 76% | 76.2 | 1015.3 | |||||
| 30 | 05:51 | SW 15 | 16.09 | Light Rain | BKN110 OVC150 | 22.2 | 16.1 | 68% | 76.12 | 1014.6 | |||||||
| 30 | 04:51 | S 15 | 16.09 | Overcast | BKN110 OVC140 | 22.2 | 15.6 | 66% | 76.12 | 1014.3 | |||||||
| 30 | 03:51 | S 15 | 16.09 | Light Rain | FEW070 SCT120 BKN140 OVC180 | 22.2 | 15.6 | 66% | 76.12 | 1014.4 | |||||||
| 30 | 02:51 | S 13 | 16.09 | Mostly Cloudy | FEW120 SCT140 BKN210 | 22.8 | 14.4 | 59% | 76.15 | 1014.8 | |||||||
| 30 | 01:51 | S 19 | 16.09 | Overcast | BKN120 OVC150 | 23.3 | 15 | 60% | 76.15 | 1014.7 | |||||||
| 30 | 00:51 | S 17 | 16.09 | Mostly Cloudy | FEW120 BKN160 BKN250 | 23.9 | 15 | 24.4 | 23.3 | 58% | 25 | 76.2 | 1015.2 | ||||
| 29 | 23:51 | S 20 G 31 | 16.09 | Mostly Cloudy | SCT110 BKN170 BKN220 | 23.3 | 15.6 | 62% | 76.2 | 1015.4 | |||||||
| 29 | 22:51 | S 22 G 33 | 16.09 | Mostly Cloudy | SCT170 BKN220 | 23.3 | 16.1 | 64% | 76.23 | 1015.8 | |||||||
| 29 | 21:51 | S 19 | 16.09 | Partly Cloudy | FEW110 SCT150 SCT180 | 23.3 | 16.7 | 67% | 76.25 | 1016.0 | |||||||
| 29 | 20:51 | S 17 | 16.09 | Mostly Cloudy | SCT110 BKN150 BKN180 | 23.9 | 17.2 | 66% | 25 | 76.25 | 1016.1 | ||||||
| 29 | 19:51 | S 15 | 16.09 | Mostly Cloudy | BKN110 BKN170 BKN250 | 24.4 | 17.2 | 64% | 25 | 76.25 | 1016.1 | ||||||
| 29 | 18:51 | S 15 | 16.09 | Mostly Cloudy | FEW070 BKN110 BKN150 BKN250 | 24.4 | 16.7 | 27.2 | 24.4 | 62% | 25 | 76.23 | 1015.9 | ||||
| 29 | 17:51 | S 15 | 16.09 | Light Rain | FEW060 SCT090 BKN130 OVC250 | 25 | 16.7 | 60% | 26 | 76.25 | 1016.3 | ||||||
| 29 | 16:51 | S 11 | 16.09 | Mostly Cloudy | FEW050 BKN130 BKN250 | 26.1 | 15.6 | 52% | 27 | 76.3 | 1016.9 | ||||||
| 29 | 15:51 | S 19 G 37 | 16.09 | Mostly Cloudy | FEW050 BKN140 BKN250 | 26.7 | 16.1 | 52% | 27 | 76.33 | 1017.0 | ||||||
| 29 | 14:51 | SW 15 | 16.09 | Overcast | FEW050 SCT130 BKN160 OVC250 | 26.7 | 16.7 | 54% | 27 | 76.4 | 1018.2 | ||||||
| 29 | 13:51 | SW 19 | 16.09 | Overcast | FEW090 BKN170 OVC250 | 26.7 | 16.1 | 52% | 27 | 76.45 | 1018.9 | ||||||
| 29 | 12:51 | SW 19 | 16.09 | Overcast | FEW090 SCT200 OVC250 | 25.6 | 15.6 | 26.1 | 18.9 | 54% | 26 | 76.48 | 1019.3 | ||||
| 29 | 11:51 | SW 17 | 16.09 | Overcast | FEW085 SCT200 OVC250 | 25.6 | 15.6 | 54% | 26 | 76.53 | 1020.0 | ||||||
| 29 | 10:51 | S 17 | 16.09 | Overcast | FEW055 OVC250 | 24.4 | 15.6 | 58% | 26 | 76.58 | 1020.6 | ||||||
| 29 | 09:51 | SW 13 | 16.09 | Overcast | OVC250 | 23.3 | 16.1 | 64% | 76.61 | 1020.8 | |||||||
| 29 | 08:51 | S 11 | 16.09 | Overcast | FEW050 OVC250 | 21.7 | 16.1 | 71% | 76.56 | 1020.3 | |||||||
| 29 | 07:51 | SW 7 | 16.09 | Mostly Cloudy | FEW050 BKN250 | 20.6 | 15.6 | 73% | 76.56 | 1020.3 | |||||||
| 29 | 06:51 | S 6 | 16.09 | Mostly Cloudy | BKN250 | 18.3 | 13.9 | 20.6 | 18.3 | 76% | 76.53 | 1019.9 | |||||
| 29 | 05:51 | S 6 | 16.09 | Mostly Cloudy | BKN250 | 18.9 | 13.9 | 73% | 76.5 | 1019.4 | |||||||
| 29 | 04:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | 18.9 | 14.4 | 75% | 76.53 | 1019.9 | |||||||
| 29 | 03:51 | SW 7 | 16.09 | Fair | CLR | 19.4 | 14.4 | 73% | 76.48 | 1019.2 | |||||||
| 29 | 02:51 | SW 9 | 16.09 | Partly Cloudy | SCT250 | 20 | 14.4 | 70% | 76.5 | 1019.4 | |||||||
| 29 | 01:51 | SW 9 | 16.09 | Partly Cloudy | SCT250 | 20.6 | 14.4 | 68% | 76.5 | 1019.4 | |||||||
| 29 | 00:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | 20.6 | 14.4 | 26.7 | 20.6 | 68% | 76.5 | 1019.6 | |||||
| 28 | 23:51 | SW 9 | 16.09 | A Few Clouds | FEW250 | 21.1 | 15 | 68% | 76.5 | 1019.5 | |||||||
| 28 | 22:51 | SW 7 | 16.09 | Partly Cloudy | SCT250 | 21.7 | 15 | 66% | 76.48 | 1019.1 | |||||||
| 28 | 21:51 | SW 9 | 16.09 | Partly Cloudy | SCT250 | 22.8 | 15 | 62% | 76.48 | 1019.2 | |||||||
| 28 | 20:51 | W 7 | 16.09 | Mostly Cloudy | BKN250 | 23.9 | 15 | 58% | 25 | 76.45 | 1018.8 | ||||||
| 28 | 19:51 | W 9 | 16.09 | Mostly Cloudy | FEW055 BKN250 | 25 | 15 | 54% | 26 | 76.43 | 1018.5 | ||||||
| 28 | 18:51 | W 11 | 16.09 | Mostly Cloudy | FEW050 FEW075 BKN250 | 26.7 | 15 | 28.3 | 26.7 | 49% | 27 | 76.43 | 1018.3 | ||||
| 28 | 17:51 | W 13 | 16.09 | Mostly Cloudy | SCT055 SCT075 BKN250 | 27.2 | 15 | 47% | 27 | 76.4 | 1018.2 | ||||||
| 28 | 16:51 | W 11 | 16.09 | Mostly Cloudy | SCT055 SCT075 BKN250 | 27.8 | 13.9 | 43% | 28 | 76.4 | 1018.3 | ||||||
| 28 | 15:51 | SW 7 | 16.09 | Mostly Cloudy | SCT055 BKN070 | 27.2 | 14.4 | 45% | 27 | 76.43 | 1018.5 | ||||||
| 28 | 14:51 | SW 15 | 16.09 | Mostly Cloudy | BKN055 BKN080 | 28.3 | 14.4 | 43% | 28 | 76.45 | 1018.9 | ||||||
| 28 | 13:51 | S 11 | 16.09 | Mostly Cloudy | BKN050 BKN075 | 28.3 | 14.4 | 43% | 28 | 76.53 | 1019.6 | ||||||
| 28 | 12:51 | SW 9 | 16.09 | Partly Cloudy | SCT050 | 27.2 | 13.9 | 27.2 | 19.4 | 44% | 27 | 76.53 | 1019.9 | ||||
| 28 | 11:51 | Vrbl 6 | 16.09 | Partly Cloudy | FEW050 SCT065 | 25.6 | 12.8 | 45% | 26 | 76.58 | 1020.5 | ||||||
| 28 | 10:51 | SE 11 | 16.09 | A Few Clouds | FEW042 FEW070 | 25 | 14.4 | 52% | 26 | 76.58 | 1020.6 | ||||||
| 28 | 09:51 | SE 9 | 16.09 | A Few Clouds | FEW030 FEW055 | 23.9 | 16.7 | 64% | 25 | 76.58 | 1020.6 | ||||||
| 28 | 08:51 | S 7 | 16.09 | A Few Clouds | FEW050 | 22.2 | 16.7 | 71% | 76.58 | 1020.8 | |||||||
| 28 | 07:51 | Calm | 16.09 | Partly Cloudy | SCT050 | 21.1 | 17.2 | 79% | 76.61 | 1020.8 | |||||||
| 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) | |||||||||||||||