Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cst) | 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. | ||||||||||||||||
| 30 | 15:51 | NE 26 | 4.83 | Light Snow Fog/Mist | OVC015 | -7.8 | -11.7 | 74% | -16 | 77.14 | 1029.9 | 0.05 | |||||
| 30 | 14:51 | NE 11 | 0.40 | Heavy Snow Freezing Fog | VV010 | -7.8 | -9.4 | 88% | -12 | 77.11 | 1029.5 | 0.08 | 0.18 | ||||
| 30 | 13:51 | N 13 | 0.40 | Heavy Snow Freezing Fog | VV009 | -8.3 | -10 | 88% | -14 | 77.11 | 1029.3 | 0.08 | |||||
| 30 | 12:51 | N 20 | 1.21 | Light Snow | VV017 | -8.3 | -11.1 | 80% | -15 | 77.09 | 1029.3 | 0.03 | |||||
| 30 | 11:51 | N 17 | 2.01 | Light Snow | OVC019 | -8.9 | -12.2 | -7.8 | -12.8 | 77% | -15 | 77.11 | 1029.7 | 0.03 | |||
| 30 | 10:51 | N 17 | 16.09 | Mostly Cloudy | BKN033 BKN046 | -9.4 | -13.9 | 70% | -16 | 77.14 | 1029.8 | ||||||
| 30 | 09:51 | NW 17 | 6.44 | Light Snow | OVC033 | -10 | -13.9 | 73% | -17 | 77.11 | 1029.7 | ||||||
| 30 | 08:51 | N 15 | 2.82 | Light Snow | OVC024 | -11.1 | -14.4 | 77% | -17 | 77.09 | 1029.4 | 0.03 | 0.03 | ||||
| 30 | 07:51 | N 17 | 8.05 | Light Snow | BKN036 BKN044 OVC055 | -11.7 | -16.1 | 70% | -19 | 77.09 | 1029.1 | ||||||
| 30 | 06:51 | NW 13 | 16.09 | Overcast | FEW049 OVC065 | -12.2 | -18.3 | 61% | -18 | 77.04 | 1028.5 | ||||||
| 30 | 05:51 | NW 9 | 16.09 | Overcast | SCT065 OVC100 | -12.8 | -18.9 | -12.8 | -14.4 | 61% | -18 | 77.01 | 1028.1 | ||||
| 30 | 04:51 | NW 9 | 16.09 | Overcast | OVC100 | -12.8 | -19.4 | 58% | -18 | 76.99 | 1028.0 | ||||||
| 30 | 03:51 | NW 11 | 16.09 | Overcast | OVC100 | -13.3 | -20 | 57% | -19 | 76.99 | 1027.9 | ||||||
| 30 | 02:51 | W 7 | 16.09 | Mostly Cloudy | BKN100 | -14.4 | -20 | 63% | -19 | 77.01 | 1028.0 | ||||||
| 30 | 01:51 | NW 9 | 16.09 | Partly Cloudy | SCT095 | -14.4 | -20 | 63% | -20 | 77.01 | 1028.3 | ||||||
| 30 | 00:51 | W 7 | 16.09 | Partly Cloudy | SCT095 | -13.9 | -19.4 | 63% | -18 | 77.01 | 1028.2 | ||||||
| 29 | 23:51 | W 7 | 16.09 | A Few Clouds | FEW090 | -13.3 | -20 | -10.6 | -14.4 | 57% | -18 | 77.04 | 1028.7 | ||||
| 29 | 22:51 | NW 6 | 16.09 | Partly Cloudy | SCT095 | -13.3 | -20 | 57% | 77.06 | 1028.9 | |||||||
| 29 | 21:51 | N 7 | 16.09 | A Few Clouds | FEW095 | -13.9 | -20.6 | 57% | -18 | 77.04 | 1028.7 | ||||||
| 29 | 20:51 | NW 7 | 16.09 | A Few Clouds | FEW100 | -12.8 | -20 | 55% | -17 | 77.01 | 1028.5 | ||||||
| 29 | 19:51 | NW 11 | 16.09 | A Few Clouds | FEW100 | -11.7 | -20 | 51% | -17 | 77.01 | 1028.3 | ||||||
| 29 | 18:51 | NW 13 | 16.09 | Fair | CLR | -11.1 | -20 | 48% | -17 | 77.01 | 1028.2 | ||||||
| 29 | 17:51 | N 15 | 16.09 | Fair | CLR | -11.1 | -20.6 | -8.3 | -11.7 | 46% | -17 | 76.96 | 1027.8 | ||||
| 29 | 16:51 | N 9 | 16.09 | A Few Clouds | FEW250 | -10.6 | -21.1 | 42% | -15 | 76.91 | 1027.1 | ||||||
| 29 | 15:51 | NE 9 | 16.09 | A Few Clouds | FEW250 | -8.9 | -21.1 | 37% | -13 | 76.91 | 1026.8 | ||||||
| 29 | 14:51 | N 7 | 16.09 | A Few Clouds | FEW250 | -8.3 | -21.1 | 35% | -12 | 76.91 | 1026.8 | ||||||
| 29 | 13:51 | Vrbl 6 | 16.09 | A Few Clouds | FEW032 FEW250 | -8.9 | -21.1 | 37% | 76.91 | 1026.9 | |||||||
| 29 | 12:51 | N 9 | 16.09 | A Few Clouds | FEW032 FEW250 | -8.9 | -20.6 | 38% | -13 | 76.94 | 1027.1 | ||||||
| 29 | 11:51 | N 13 | 16.09 | A Few Clouds | FEW030 FEW250 | -10 | -21.1 | -9.4 | -17.2 | 40% | -16 | 76.96 | 1027.6 | ||||
| 29 | 10:51 | N 11 | 16.09 | Partly Cloudy | FEW030 SCT250 | -11.1 | -20 | 48% | -16 | 77.01 | 1028.1 | ||||||
| 29 | 09:51 | NW 7 | 16.09 | Partly Cloudy | FEW025 SCT250 | -12.8 | -20.6 | 52% | -17 | 77.04 | 1028.6 | ||||||
| 29 | 08:51 | NW 13 | 16.09 | A Few Clouds | FEW025 FEW250 | -15 | -21.1 | 60% | -22 | 77.01 | 1028.2 | ||||||
| 29 | 07:51 | NW 11 | 16.09 | Partly Cloudy | FEW025 FEW150 SCT250 | -17.2 | -22.2 | 65% | -24 | 76.99 | 1027.9 | ||||||
| 29 | 06:51 | W 9 | 16.09 | Partly Cloudy | FEW025 SCT250 | -16.7 | -22.2 | 63% | -22 | 76.96 | 1027.6 | ||||||
| 29 | 05:51 | NW 9 | 16.09 | Partly Cloudy | FEW025 SCT250 | -16.7 | -22.2 | -13.3 | -16.7 | 63% | -22 | 76.89 | 1026.8 | ||||
| 29 | 04:51 | NW 13 | 16.09 | Partly Cloudy | SCT250 | -16.7 | -22.2 | 63% | -24 | 76.86 | 1026.4 | ||||||
| 29 | 03:51 | W 9 | 16.09 | Partly Cloudy | SCT250 | -16.1 | -21.7 | 62% | -22 | 76.86 | 1026.3 | ||||||
| 29 | 02:51 | W 11 | 16.09 | A Few Clouds | FEW250 | -15.6 | -21.7 | 60% | -22 | 76.86 | 1026.1 | ||||||
| 29 | 01:51 | N 19 | 16.09 | A Few Clouds | FEW250 | -15.6 | -21.7 | 60% | -24 | 76.84 | 1025.8 | ||||||
| 29 | 00:51 | NW 15 | 16.09 | A Few Clouds | FEW250 | -14.4 | -21.1 | 57% | -22 | 76.84 | 1025.9 | ||||||
| 28 | 23:51 | NW 13 | 16.09 | Fair | CLR | -13.3 | -20.6 | -10 | -13.3 | 55% | -20 | 76.86 | 1026.2 | ||||
| 28 | 22:51 | NW 15 | 16.09 | Fair | CLR | -12.8 | -18.9 | 61% | -20 | 76.81 | 1025.6 | ||||||
| 28 | 21:51 | NW 15 | 16.09 | Fair | CLR | -12.2 | -18.3 | 61% | -19 | 76.78 | 1025.1 | ||||||
| 28 | 20:51 | W 13 | 16.09 | Fair | CLR | -11.7 | -18.3 | 58% | -18 | 76.73 | 1024.6 | ||||||
| 28 | 19:51 | W 11 | 16.09 | Fair | CLR | -11.1 | -18.3 | 56% | -16 | 76.71 | 1024.1 | ||||||
| 28 | 18:51 | W 11 | 16.09 | Fair | CLR | -10.6 | -18.3 | 54% | -16 | 76.68 | 1023.8 | ||||||
| 28 | 17:51 | W 11 | 16.09 | Fair | CLR | -10 | -18.3 | -8.3 | -11.7 | 51% | -15 | 76.61 | 1022.8 | ||||
| 28 | 16:51 | W 22 | 16.09 | A Few Clouds | FEW080 | -9.4 | -18.3 | 49% | -17 | 76.56 | 1022.1 | ||||||
| 28 | 15:51 | W 20 | 16.09 | A Few Clouds | FEW090 | -8.9 | -18.9 | 45% | -16 | 76.5 | 1021.4 | ||||||
| 28 | 14:51 | W 20 G 35 | 16.09 | A Few Clouds | FEW035 FEW120 | -8.3 | -18.9 | 43% | -15 | 76.5 | 1021.4 | ||||||
| 28 | 13:51 | W 20 G 37 | 16.09 | A Few Clouds | FEW028 | -8.9 | -20 | 41% | -16 | 76.5 | 1021.5 | ||||||
| 28 | 12:51 | W 26 G 39 | 16.09 | A Few Clouds | FEW250 | -10 | -20 | 44% | -18 | 76.56 | 1021.9 | ||||||
| 28 | 11:51 | W 22 G 37 | 16.09 | A Few Clouds | FEW250 | -11.7 | -20 | -11.1 | -17.2 | 51% | -20 | 76.58 | 1022.7 | ||||
| 28 | 10:51 | W 19 | 16.09 | A Few Clouds | FEW022 FEW250 | -12.8 | -20.6 | 52% | -20 | 76.63 | 1023.3 | ||||||
| 28 | 09:51 | W 22 G 33 | 16.09 | A Few Clouds | FEW022 FEW250 | -13.9 | -19.4 | 63% | -23 | 76.68 | 1024.0 | ||||||
| 28 | 08:51 | W 20 | 16.09 | A Few Clouds | FEW022 FEW250 | -15.6 | -20 | 69% | -24 | 76.68 | 1024.0 | ||||||
| 28 | 07:51 | W 13 | 16.09 | A Few Clouds | FEW022 | -17.2 | -20.6 | 75% | -24 | 76.71 | 1024.4 | ||||||
| 28 | 06:51 | W 11 | 16.09 | A Few Clouds | FEW022 | -17.2 | -20.6 | 75% | -24 | 76.71 | 1024.2 | ||||||
| 28 | 05:51 | W 15 | 16.09 | Fair | CLR | -17.2 | -20.6 | -15 | -17.2 | 75% | -25 | 76.73 | 1024.6 | ||||
| 28 | 04:51 | W 9 | 16.09 | Fair | CLR | -16.7 | -20.6 | 72% | -22 | 76.73 | 1024.5 | ||||||
| 28 | 03:51 | W 11 | 16.09 | Fair | CLR | -16.7 | -21.1 | 69% | -23 | 76.71 | 1024.3 | ||||||
| 28 | 02:51 | W 11 | 16.09 | Fair | CLR | -16.7 | -21.1 | 69% | -23 | 76.78 | 1025.2 | ||||||
| 28 | 01:51 | W 13 | 16.09 | Fair | CLR | -16.1 | -21.1 | 66% | -23 | 76.78 | 1025.4 | ||||||
| 28 | 00:51 | W 11 | 16.09 | Fair | CLR | -15.6 | -21.1 | 63% | -22 | 76.81 | 1025.6 | ||||||
| 27 | 23:51 | W 9 | 16.09 | Fair | CLR | -15 | -21.1 | -11.7 | -15 | 60% | -20 | 76.86 | 1026.0 | ||||
| 27 | 22:51 | W 9 | 16.09 | Fair | CLR | -14.4 | -21.1 | 57% | -20 | 76.89 | 1026.5 | ||||||
| 27 | 21:51 | W 7 | 16.09 | Fair | CLR | -13.9 | -21.1 | 55% | -18 | 76.91 | 1026.8 | ||||||
| 27 | 20:51 | W 13 | 16.09 | Fair | CLR | -13.3 | -21.1 | 52% | -20 | 76.91 | 1027.0 | ||||||
| 27 | 19:51 | W 13 | 16.09 | Fair | CLR | -12.8 | -20 | 55% | -19 | 76.91 | 1026.9 | ||||||
| 27 | 18:51 | W 9 | 16.09 | Fair | CLR | -12.2 | -19.4 | 55% | -17 | 76.89 | 1026.4 | ||||||
| 27 | 17:51 | W 15 | 16.09 | Fair | CLR | -11.7 | -20 | -10 | -11.7 | 51% | -18 | 76.84 | 1025.9 | ||||
| 27 | 16:51 | W 20 G 31 | 16.09 | A Few Clouds | FEW035 | -11.1 | -20 | 48% | -19 | 76.78 | 1025.0 | ||||||
| Date | Time (cst) | 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) | |||||||||||||||