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. | ||||||||||||||||
| 09 | 23:51 | W 11 | 16.09 | Mostly Cloudy | BKN250 | 21.7 | 20.6 | 94% | 76.17 | 1015.2 | |||||||
| 09 | 22:51 | SW 11 | 16.09 | Mostly Cloudy | BKN250 | 22.2 | 20.6 | 91% | 76.2 | 1015.4 | |||||||
| 09 | 21:51 | SW 9 | 16.09 | Mostly Cloudy | BKN250 | 22.2 | 20.6 | 91% | 76.2 | 1015.3 | |||||||
| 09 | 20:51 | SW 9 | 16.09 | Partly Cloudy | SCT250 | 22.8 | 20.6 | 87% | 76.17 | 1015.0 | |||||||
| 09 | 19:51 | SW 6 | 16.09 | Mostly Cloudy | BKN250 | 23.9 | 20 | 79% | 24 | 76.15 | 1014.7 | ||||||
| 09 | 18:51 | W 9 | 16.09 | Partly Cloudy | FEW027 SCT250 | 25 | 20 | 26.7 | 24.4 | 74% | 26 | 76.15 | 1014.7 | ||||
| 09 | 17:51 | W 17 | 16.09 | Mostly Cloudy | FEW025 BKN240 | 26.1 | 20.6 | 72% | 28 | 76.12 | 1014.4 | ||||||
| 09 | 15:51 | W 19 G 33 | 16.09 | Overcast | SCT026 BKN035 OVC250 | 26.1 | 19.4 | 67% | 27 | 76.17 | 1014.9 | ||||||
| 09 | 14:51 | W 20 G 28 | 16.09 | Mostly Cloudy | SCT020 BKN029 BKN250 | 26.1 | 20.6 | 72% | 28 | 76.17 | 1014.9 | ||||||
| 09 | 13:48 | W 17 G 31 | 16.09 | Mostly Cloudy | SCT019 SCT025 BKN070 BKN180 | 25 | 20.6 | 77% | 26 | 76.23 | 1015.8 | ||||||
| 09 | 12:51 | W 19 G 30 | 16.09 | Mostly Cloudy | FEW014 SCT021 BKN190 | 24.4 | 21.1 | 24.4 | 21.7 | 82% | 25 | 76.25 | 1015.9 | 0.1 | |||
| 09 | 11:51 | W 15 | 16.09 | Mostly Cloudy | BKN015 BKN150 | 22.8 | 21.1 | 90% | 76.28 | 1016.6 | |||||||
| 09 | 10:51 | W 13 G 28 | 9.66 | Light Rain Fog/Mist | FEW015 BKN027 OVC095 | 22.8 | 21.1 | 90% | 76.33 | 1017.0 | 0.05 | ||||||
| 09 | 09:51 | W 19 | 16.09 | Overcast | SCT041 BKN110 OVC150 | 22.8 | 21.1 | 90% | 76.28 | 1016.6 | 0.05 | ||||||
| 09 | 08:51 | W 9 | 16.09 | Light Drizzle | SCT010 BKN070 BKN100 OVC150 | 22.2 | 21.1 | 94% | 76.23 | 1015.8 | |||||||
| 09 | 07:51 | SW 7 | 16.09 | Light Rain | FEW021 SCT060 OVC095 | 21.7 | 20.6 | 94% | 76.25 | 1016.2 | 0.05 | ||||||
| 09 | 06:51 | SW 9 | 14.48 | Light Rain | SCT029 SCT041 BKN060 OVC150 | 21.7 | 19.4 | 25.6 | 21.7 | 87% | 76.25 | 1015.9 | 0.05 | 0.05 | |||
| 09 | 05:51 | W 7 | 16.09 | Light Rain | FEW120 BKN140 OVC250 | 23.3 | 18.3 | 74% | 76.17 | 1014.9 | |||||||
| 09 | 04:51 | SW 13 | 16.09 | Overcast | BKN150 OVC250 | 24.4 | 17.8 | 67% | 25 | 76.15 | 1014.5 | ||||||
| 09 | 03:51 | S 11 | 16.09 | Overcast | BKN180 OVC250 | 23.9 | 18.3 | 71% | 25 | 76.12 | 1014.4 | ||||||
| 09 | 02:51 | S 9 | 16.09 | Overcast | FEW070 OVC190 | 23.9 | 18.3 | 71% | 25 | 76.2 | 1015.2 | ||||||
| 09 | 01:51 | S 7 | 16.09 | Light Rain | BKN065 BKN085 OVC150 | 24.4 | 18.3 | 69% | 25 | 76.28 | 1016.3 | ||||||
| 09 | 00:51 | Calm | 16.09 | Overcast | BKN075 OVC250 | 25.6 | 17.2 | 27.8 | 25 | 60% | 27 | 76.28 | 1016.3 | ||||
| 08 | 23:51 | S 7 | 16.09 | Overcast | BKN080 OVC250 | 25.6 | 16.7 | 58% | 26 | 76.28 | 1016.4 | ||||||
| 08 | 22:51 | SW 6 | 16.09 | Overcast | BKN085 BKN120 OVC250 | 25.6 | 16.1 | 56% | 26 | 76.33 | 1016.9 | ||||||
| 08 | 21:51 | SW 11 | 16.09 | Mostly Cloudy | SCT090 BKN190 BKN250 | 26.1 | 15.6 | 52% | 27 | 76.33 | 1017.0 | ||||||
| 08 | 20:51 | S 15 | 16.09 | Mostly Cloudy | SCT085 BKN190 BKN250 | 26.7 | 15.6 | 51% | 27 | 76.28 | 1016.3 | ||||||
| 08 | 19:51 | S 17 G 30 | 16.09 | Mostly Cloudy | FEW100 SCT180 BKN250 | 27.2 | 15 | 47% | 27 | 76.25 | 1016.3 | ||||||
| 08 | 18:51 | S 20 | 16.09 | Mostly Cloudy | FEW100 SCT190 BKN250 | 27.8 | 15 | 29.4 | 27.2 | 46% | 28 | 76.25 | 1016.1 | ||||
| 08 | 17:51 | S 24 G 39 | 16.09 | Partly Cloudy | FEW100 SCT250 | 28.9 | 14.4 | 41% | 29 | 76.25 | 1016.3 | ||||||
| 08 | 16:51 | S 19 | 16.09 | Partly Cloudy | FEW110 SCT250 | 29.4 | 15.6 | 43% | 29 | 76.3 | 1016.7 | ||||||
| 08 | 14:51 | S 9 | 16.09 | Mostly Cloudy | FEW075 FEW110 BKN250 | 28.3 | 14.4 | 43% | 28 | 76.4 | 1018.2 | ||||||
| 08 | 13:51 | Vrbl 7 | 16.09 | Mostly Cloudy | FEW080 FEW110 BKN250 | 27.2 | 13.3 | 42% | 27 | 76.45 | 1019.0 | ||||||
| 08 | 12:51 | SW 7 | 16.09 | Mostly Cloudy | FEW100 BKN250 | 27.2 | 15 | 27.2 | 18.3 | 47% | 27 | 76.53 | 1020.0 | ||||
| 08 | 11:51 | W 9 | 16.09 | Mostly Cloudy | FEW110 BKN250 | 26.1 | 15 | 50% | 27 | 76.58 | 1020.6 | ||||||
| 08 | 10:51 | S 6 | 16.09 | Mostly Cloudy | FEW110 BKN250 | 24.4 | 15.6 | 58% | 26 | 76.63 | 1021.1 | ||||||
| 08 | 09:51 | S 9 | 16.09 | Mostly Cloudy | FEW110 BKN250 | 22.2 | 15 | 64% | 76.56 | 1020.4 | |||||||
| 08 | 08:51 | S 9 | 16.09 | Overcast | OVC250 | 20 | 13.9 | 68% | 76.58 | 1020.6 | |||||||
| 08 | 07:51 | S 11 | 16.09 | Overcast | OVC250 | 18.9 | 13.3 | 70% | 76.58 | 1020.7 | |||||||
| 08 | 06:51 | SE 7 | 16.09 | Overcast | OVC250 | 18.3 | 12.2 | 20 | 18.3 | 68% | 76.58 | 1020.5 | |||||
| 08 | 05:51 | SE 11 | 16.09 | Mostly Cloudy | BKN250 | 18.3 | 12.2 | 68% | 76.53 | 1019.8 | |||||||
| 08 | 04:51 | SE 9 | 16.09 | Mostly Cloudy | BKN250 | 18.3 | 12.8 | 70% | 76.5 | 1019.5 | |||||||
| 08 | 03:51 | SE 9 | 16.09 | Partly Cloudy | SCT250 | 18.9 | 13.3 | 70% | 76.53 | 1019.7 | |||||||
| 08 | 02:51 | SE 13 | 16.09 | A Few Clouds | FEW250 | 19.4 | 14.4 | 73% | 76.5 | 1019.5 | |||||||
| 08 | 01:51 | Calm | 16.09 | A Few Clouds | FEW250 | 20 | 16.1 | 78% | 76.56 | 1020.1 | |||||||
| 08 | 00:51 | SE 9 | 16.09 | A Few Clouds | FEW250 | 20 | 16.1 | 23.9 | 20 | 78% | 76.58 | 1020.6 | |||||
| 07 | 23:51 | E 7 | 16.09 | Partly Cloudy | SCT250 | 20 | 16.1 | 78% | 76.58 | 1020.5 | |||||||
| 07 | 22:51 | E 11 | 16.09 | Partly Cloudy | SCT250 | 21.1 | 16.1 | 73% | 76.58 | 1020.6 | |||||||
| 07 | 21:51 | E 11 | 16.09 | Partly Cloudy | SCT250 | 21.1 | 16.1 | 73% | 76.56 | 1020.3 | |||||||
| 07 | 20:51 | E 9 | 16.09 | Mostly Cloudy | BKN250 | 21.7 | 15.6 | 68% | 76.56 | 1020.4 | |||||||
| 07 | 19:51 | E 13 | 16.09 | Mostly Cloudy | BKN250 | 22.2 | 15 | 64% | 76.5 | 1019.7 | |||||||
| 07 | 18:51 | NE 13 | 16.09 | Mostly Cloudy | BKN250 | 23.9 | 14.4 | 27.2 | 23.3 | 55% | 25 | 76.53 | 1020.0 | ||||
| 07 | 17:51 | E 15 | 16.09 | Mostly Cloudy | BKN250 | 24.4 | 13.9 | 52% | 26 | 76.5 | 1019.6 | ||||||
| 07 | 16:51 | NE 15 G 30 | 16.09 | Mostly Cloudy | BKN250 | 25.6 | 13.3 | 47% | 26 | 76.53 | 1019.8 | ||||||
| 07 | 15:51 | NE 15 | 16.09 | Partly Cloudy | SCT250 | 26.1 | 13.3 | 45% | 26 | 76.53 | 1019.8 | ||||||
| 07 | 14:51 | E 13 | 16.09 | A Few Clouds | FEW250 | 26.1 | 12.8 | 44% | 26 | 76.58 | 1020.4 | ||||||
| 07 | 13:51 | E 15 G 33 | 16.09 | A Few Clouds | FEW060 FEW250 | 26.7 | 11.1 | 38% | 27 | 76.58 | 1020.6 | ||||||
| 07 | 12:51 | E 11 | 16.09 | Partly Cloudy | FEW055 SCT300 | 26.1 | 11.1 | 26.1 | 18.3 | 39% | 26 | 76.63 | 1021.3 | ||||
| 07 | 11:51 | E 19 | 16.09 | A Few Clouds | FEW050 FEW300 | 26.1 | 11.7 | 41% | 26 | 76.66 | 1021.6 | ||||||
| 07 | 10:51 | E 11 G 30 | 16.09 | A Few Clouds | FEW041 | 25 | 12.8 | 47% | 26 | 76.68 | 1021.8 | ||||||
| 07 | 09:51 | SE 9 | 16.09 | A Few Clouds | FEW036 FEW300 | 23.9 | 15 | 58% | 25 | 76.66 | 1021.7 | ||||||
| 07 | 08:51 | S 9 | 16.09 | A Few Clouds | FEW150 FEW300 | 22.2 | 15 | 64% | 76.66 | 1021.7 | |||||||
| 07 | 07:51 | S 7 | 16.09 | A Few Clouds | FEW060 FEW300 | 20.6 | 16.7 | 78% | 76.63 | 1021.2 | |||||||
| 07 | 06:51 | SE 6 | 16.09 | A Few Clouds | FEW060 FEW300 | 18.3 | 15.6 | 20.6 | 17.8 | 84% | 76.63 | 1021.3 | |||||
| 07 | 05:51 | Calm | 16.09 | A Few Clouds | FEW250 | 18.3 | 15.6 | 84% | 76.56 | 1020.4 | |||||||
| 07 | 04:51 | Calm | 16.09 | Fair | CLR | 18.3 | 16.1 | 87% | 76.56 | 1020.4 | |||||||
| 07 | 03:51 | Calm | 16.09 | A Few Clouds | FEW300 | 19.4 | 16.7 | 84% | 76.56 | 1020.3 | |||||||
| 07 | 02:51 | NE 9 | 16.09 | Partly Cloudy | SCT300 | 20.6 | 17.2 | 81% | 76.56 | 1020.2 | |||||||
| 07 | 01:51 | N 6 | 16.09 | Partly Cloudy | SCT250 | 18.9 | 16.7 | 87% | 76.56 | 1020.3 | |||||||
| 07 | 00:51 | NE 7 | 16.09 | A Few Clouds | FEW300 | 20 | 17.2 | 21.7 | 20 | 84% | 76.5 | 1019.5 | |||||
| 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) | |||||||||||||||