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 | 15:51 | E 7 | 16.09 | Overcast | BKN100 OVC250 | 15.6 | 8.3 | 62% | 77.01 | 1026.7 | |||||||
| 31 | 14:51 | SE 9 | 16.09 | Overcast | FEW050 BKN070 BKN090 OVC250 | 16.1 | 7.2 | 56% | 76.99 | 1026.6 | |||||||
| 31 | 13:51 | SE 11 | 16.09 | Overcast | FEW050 BKN060 BKN070 OVC250 | 15.6 | 7.2 | 58% | 77.04 | 1027.2 | |||||||
| 31 | 12:51 | SE 13 | 16.09 | Overcast | SCT075 BKN110 BKN140 OVC250 | 15.6 | 7.2 | 15.6 | 11.7 | 58% | 77.06 | 1027.5 | |||||
| 31 | 11:51 | SE 13 | 12.87 | Overcast | BKN050 OVC090 | 14.4 | 8.3 | 67% | 77.11 | 1028.2 | |||||||
| 31 | 10:51 | E 9 | 16.09 | Overcast | BKN050 OVC080 | 13.3 | 8.9 | 75% | 77.17 | 1028.8 | |||||||
| 31 | 09:51 | SE 11 | 16.09 | Overcast | OVC050 | 12.8 | 8.9 | 77% | 77.19 | 1029.1 | |||||||
| 31 | 08:51 | SE 11 | 16.09 | Overcast | OVC040 | 12.2 | 8.3 | 77% | 77.19 | 1029.1 | |||||||
| 31 | 07:51 | SE 11 | 16.09 | Overcast | OVC044 | 12.2 | 7.8 | 75% | 77.14 | 1028.6 | |||||||
| 31 | 06:51 | SE 11 | 16.09 | Overcast | OVC047 | 11.7 | 8.3 | 13.3 | 11.1 | 80% | 77.11 | 1028.4 | 0.03 | 0.18 | |||
| 31 | 05:51 | E 9 | 16.09 | Light Rain | OVC048 | 12.2 | 8.3 | 77% | 77.11 | 1028.2 | 0.15 | ||||||
| 31 | 04:51 | Calm | 16.09 | Light Rain | BKN055 BKN070 OVC090 | 12.2 | 7.8 | 75% | 77.09 | 1027.7 | |||||||
| 31 | 03:51 | SE 6 | 16.09 | Overcast | BKN060 BKN110 OVC180 | 12.2 | 7.8 | 75% | 77.06 | 1027.6 | |||||||
| 31 | 02:51 | Calm | 16.09 | Mostly Cloudy | SCT075 SCT180 BKN220 | 11.1 | 7.2 | 77% | 77.09 | 1027.8 | |||||||
| 31 | 01:51 | E 9 | 16.09 | Mostly Cloudy | BKN075 BKN120 BKN180 | 11.7 | 7.8 | 77% | 77.06 | 1027.6 | |||||||
| 31 | 00:51 | E 13 | 16.09 | Overcast | BKN080 OVC130 | 12.8 | 8.3 | 12.8 | 11.7 | 74% | 77.09 | 1027.7 | |||||
| 30 | 23:51 | E 15 | 16.09 | Overcast | BKN080 OVC120 | 12.8 | 8.3 | 74% | 77.11 | 1028.2 | |||||||
| 30 | 22:51 | E 13 | 16.09 | Overcast | BKN080 OVC110 | 12.2 | 7.8 | 75% | 77.11 | 1028.3 | |||||||
| 30 | 21:51 | E 9 | 16.09 | Overcast | BKN060 OVC110 | 12.2 | 7.8 | 75% | 77.14 | 1028.6 | |||||||
| 30 | 20:51 | NE 15 | 16.09 | Overcast | BKN090 OVC110 | 12.2 | 8.3 | 77% | 77.11 | 1028.2 | |||||||
| 30 | 19:51 | E 15 | 16.09 | Overcast | OVC065 | 12.2 | 8.3 | 77% | 77.14 | 1028.7 | |||||||
| 30 | 18:51 | E 13 | 16.09 | Overcast | BKN075 OVC085 | 11.7 | 8.3 | 14.4 | 11.7 | 80% | 77.14 | 1028.7 | |||||
| 30 | 17:51 | E 15 | 16.09 | Overcast | BKN075 OVC085 | 11.7 | 8.3 | 80% | 77.11 | 1028.4 | |||||||
| 30 | 16:51 | E 13 | 16.09 | Overcast | FEW016 BKN085 OVC095 | 12.2 | 8.3 | 77% | 77.11 | 1028.3 | |||||||
| 30 | 15:51 | E 15 | 16.09 | Light Rain | BKN080 OVC100 | 12.8 | 8.9 | 77% | 77.11 | 1028.2 | |||||||
| 30 | 14:51 | NE 11 | 16.09 | Overcast | BKN080 OVC095 | 13.3 | 8.3 | 72% | 77.11 | 1028.1 | |||||||
| 30 | 13:51 | E 9 | 16.09 | Overcast | FEW022 BKN100 OVC250 | 13.9 | 7.8 | 67% | 77.11 | 1028.2 | |||||||
| 30 | 12:51 | NE 11 | 16.09 | Overcast | FEW022 OVC100 | 13.9 | 7.8 | 14.4 | 7.2 | 67% | 77.11 | 1028.3 | |||||
| 30 | 11:51 | E 9 | 16.09 | Overcast | FEW022 SCT110 BKN160 OVC250 | 14.4 | 8.3 | 67% | 77.19 | 1029.2 | |||||||
| 30 | 10:51 | E 15 | 16.09 | Overcast | FEW021 BKN110 OVC250 | 13.9 | 8.3 | 69% | 77.17 | 1028.8 | |||||||
| 30 | 09:51 | NE 15 | 16.09 | Mostly Cloudy | FEW020 SCT120 BKN230 | 13.3 | 8.3 | 72% | 77.11 | 1028.2 | |||||||
| 30 | 08:51 | N 7 | 16.09 | Mostly Cloudy | FEW020 SCT120 BKN220 | 10 | 6.1 | 77% | 9 | 77.14 | 1028.4 | ||||||
| 30 | 07:51 | N 7 | 14.48 | Mostly Cloudy | FEW020 BKN250 | 7.8 | 4.4 | 79% | 7 | 77.06 | 1027.6 | ||||||
| 30 | 06:51 | N 11 | 16.09 | Mostly Cloudy | FEW020 BKN250 | 7.8 | 2.8 | 10.6 | 6.7 | 71% | 6 | 77.01 | 1026.8 | ||||
| 30 | 05:51 | N 7 | 16.09 | Mostly Cloudy | BKN250 | 7.8 | 2.2 | 68% | 7 | 76.99 | 1026.5 | ||||||
| 30 | 04:51 | N 9 | 16.09 | A Few Clouds | FEW250 | 8.3 | 2.2 | 66% | 7 | 76.96 | 1026.3 | ||||||
| 30 | 03:51 | N 11 | 16.09 | A Few Clouds | FEW250 | 7.2 | 2.2 | 71% | 5 | 76.94 | 1025.7 | ||||||
| 30 | 02:51 | N 13 | 16.09 | A Few Clouds | FEW250 | 9.4 | 2.2 | 61% | 8 | 76.91 | 1025.3 | ||||||
| 30 | 01:51 | N 6 | 16.09 | A Few Clouds | FEW250 | 10.6 | 1.7 | 54% | 76.89 | 1025.0 | |||||||
| 30 | 00:51 | Calm | 16.09 | A Few Clouds | FEW250 | 10 | 1.7 | 16.1 | 10 | 57% | 76.86 | 1024.5 | |||||
| 29 | 23:51 | NW 11 | 16.09 | Fair | CLR | 11.1 | 1.7 | 53% | 76.84 | 1024.2 | |||||||
| 29 | 22:51 | NW 9 | 16.09 | Fair | CLR | 13.3 | 1.1 | 44% | 76.81 | 1024.1 | |||||||
| 29 | 21:51 | NW 11 | 16.09 | Fair | CLR | 13.3 | 2.2 | 47% | 76.76 | 1023.2 | |||||||
| 29 | 20:51 | W 7 | 16.09 | Fair | CLR | 13.9 | 3.3 | 49% | 76.71 | 1022.7 | |||||||
| 29 | 19:51 | W 6 | 16.09 | Fair | CLR | 15 | 2.8 | 44% | 76.68 | 1022.2 | |||||||
| 29 | 18:51 | NW 13 | 16.09 | Fair | CLR | 16.1 | 2.2 | 20.6 | 16.1 | 39% | 76.66 | 1021.8 | |||||
| 29 | 17:51 | NW 17 | 16.09 | A Few Clouds | FEW035 FEW250 | 18.3 | 3.3 | 37% | 76.58 | 1020.9 | |||||||
| 29 | 16:51 | NW 17 | 16.09 | A Few Clouds | FEW035 | 19.4 | 5 | 39% | 76.56 | 1020.2 | |||||||
| 29 | 15:51 | NW 11 | 16.09 | A Few Clouds | FEW037 FEW047 | 20.6 | 8.3 | 45% | 76.5 | 1019.5 | |||||||
| 29 | 14:51 | NW 17 | 16.09 | Partly Cloudy | FEW027 SCT038 SCT046 | 20 | 10.6 | 55% | 76.45 | 1019.0 | |||||||
| 29 | 13:51 | NW 15 | 16.09 | Overcast | BKN024 OVC038 | 19.4 | 12.8 | 66% | 76.45 | 1018.9 | |||||||
| 29 | 12:51 | W 13 | 16.09 | Overcast | BKN042 OVC110 | 18.9 | 12.2 | 18.9 | 16.7 | 65% | 76.43 | 1018.8 | |||||
| 29 | 11:51 | W 15 | 16.09 | Overcast | OVC036 | 18.9 | 11.7 | 63% | 76.43 | 1018.8 | |||||||
| 29 | 10:51 | W 17 | 16.09 | Mostly Cloudy | FEW048 SCT100 BKN250 | 18.9 | 11.1 | 61% | 76.4 | 1018.3 | |||||||
| 29 | 09:51 | SW 19 | 16.09 | Mostly Cloudy | FEW040 SCT110 BKN140 BKN250 | 17.8 | 10.6 | 63% | 76.38 | 1018.1 | |||||||
| 29 | 08:51 | SW 20 G 35 | 16.09 | Mostly Cloudy | FEW070 SCT120 BKN250 | 17.8 | 10 | 60% | 76.35 | 1017.5 | |||||||
| 29 | 07:51 | SW 15 | 16.09 | Mostly Cloudy | FEW065 FEW130 BKN250 | 16.7 | 9.4 | 62% | 76.3 | 1016.8 | |||||||
| 29 | 05:51 | SW 20 | 16.09 | Mostly Cloudy | FEW075 SCT150 BKN250 | 17.2 | 9.4 | 60% | 76.28 | 1016.7 | |||||||
| 29 | 04:51 | SW 17 G 33 | 16.09 | Mostly Cloudy | FEW075 BKN140 BKN250 | 17.8 | 8.9 | 56% | 76.3 | 1016.9 | |||||||
| 29 | 03:51 | SW 15 G 35 | 16.09 | Mostly Cloudy | BKN075 BKN140 | 18.3 | 8.9 | 54% | 76.3 | 1017.0 | |||||||
| 29 | 01:51 | SW 24 G 39 | 16.09 | Mostly Cloudy | SCT090 BKN140 | 20 | 8.3 | 47% | 76.35 | 1017.7 | |||||||
| 29 | 00:51 | SW 20 G 31 | 16.09 | Overcast | BKN090 OVC140 | 19.4 | 8.9 | 20.6 | 19.4 | 51% | 76.35 | 1017.7 | |||||
| 28 | 23:51 | S 20 G 41 | 16.09 | Mostly Cloudy | SCT090 BKN130 | 19.4 | 8.9 | 51% | 76.35 | 1017.5 | |||||||
| 28 | 22:51 | S 17 | 16.09 | Mostly Cloudy | BKN120 | 20 | 8.9 | 49% | 76.4 | 1018.4 | |||||||
| 28 | 21:51 | S 15 | 16.09 | Mostly Cloudy | BKN120 | 20 | 8.9 | 49% | 76.4 | 1018.4 | |||||||
| 28 | 20:51 | S 15 | 16.09 | Partly Cloudy | SCT100 | 20 | 10 | 53% | 76.4 | 1018.4 | |||||||
| 28 | 19:51 | S 17 | 16.09 | A Few Clouds | FEW095 | 20.6 | 10 | 51% | 76.43 | 1018.7 | |||||||
| 28 | 18:51 | S 11 | 16.09 | A Few Clouds | FEW095 | 20.6 | 10 | 24.4 | 20.6 | 51% | 76.45 | 1019.1 | |||||
| 28 | 17:51 | S 9 | 16.09 | A Few Clouds | FEW085 | 22.2 | 10 | 46% | 76.45 | 1019.0 | |||||||
| 28 | 16:51 | S 19 G 30 | 16.09 | A Few Clouds | FEW080 FEW250 | 23.9 | 10 | 42% | 25 | 76.45 | 1019.1 | ||||||
| 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) | |||||||||||||||