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. | ||||||||||||||||
| 16 | 09:51 | SW 9 | 16.09 | Mostly Cloudy | FEW020 FEW100 FEW170 SCT200 BKN300 | 21.7 | 15.6 | 68% | 75.77 | 1009.7 | 0.1 | ||||||
| 16 | 08:51 | SW 6 | 16.09 | Mostly Cloudy | FEW016 FEW100 SCT140 SCT200 BKN300 | 19.4 | 15 | 76% | 75.67 | 1008.4 | |||||||
| 16 | 07:51 | S 37 | 16.09 | Overcast and Breezy | FEW008 FEW070 SCT110 BKN170 OVC250 | 17.2 | 15 | 87% | 75.41 | 1005.1 | 0.1 | ||||||
| 16 | 06:51 | SW 22 G 41 | 16.09 | Light Rain | FEW070 BKN100 BKN140 OVC200 | 19.4 | 13.3 | 20 | 17.8 | 68% | 75.84 | 1010.7 | |||||
| 16 | 05:51 | S 9 | 16.09 | Mostly Cloudy | FEW070 BKN110 BKN250 | 17.8 | 13.3 | 75% | 75.62 | 1007.8 | |||||||
| 16 | 04:51 | SW 11 | 16.09 | Mostly Cloudy | FEW070 SCT150 BKN250 | 18.3 | 13.3 | 73% | 75.62 | 1007.8 | |||||||
| 16 | 03:51 | SW 17 | 16.09 | Overcast | BKN055 BKN070 BKN160 OVC250 | 20 | 13.3 | 65% | 75.69 | 1008.7 | |||||||
| 16 | 02:51 | W 13 | 16.09 | Overcast | SCT042 BKN070 OVC180 | 19.4 | 12.2 | 63% | 75.67 | 1008.3 | |||||||
| 16 | 01:51 | S 19 | 16.09 | Overcast | BKN120 BKN180 OVC250 | 19.4 | 11.1 | 59% | 75.62 | 1007.8 | |||||||
| 16 | 00:51 | S 20 G 35 | 16.09 | Mostly Cloudy | FEW180 BKN250 | 19.4 | 10.6 | 22.8 | 18.9 | 57% | 75.62 | 1007.7 | |||||
| 15 | 23:51 | S 26 G 39 | 16.09 | Mostly Cloudy | SCT180 BKN250 | 18.9 | 10.6 | 59% | 75.67 | 1008.4 | |||||||
| 15 | 22:51 | S 20 G 33 | 16.09 | A Few Clouds | FEW100 | 19.4 | 11.7 | 61% | 75.72 | 1009.2 | |||||||
| 15 | 21:51 | S 20 G 37 | 16.09 | Fair | CLR | 20 | 12.2 | 61% | 75.74 | 1009.4 | |||||||
| 15 | 20:51 | S 22 | 16.09 | A Few Clouds | FEW250 | 20.6 | 12.2 | 59% | 75.74 | 1009.4 | |||||||
| 15 | 19:51 | S 20 G 39 | 16.09 | Fair | CLR | 21.7 | 11.7 | 53% | 75.74 | 1009.6 | |||||||
| 15 | 18:51 | S 22 G 37 | 16.09 | Fair | CLR | 22.8 | 10.6 | 23.9 | 19.4 | 46% | 75.74 | 1009.5 | |||||
| 15 | 17:51 | S 20 G 39 | 16.09 | Fair | CLR | 23.9 | 10 | 42% | 25 | 75.74 | 1009.6 | ||||||
| 15 | 16:51 | S 24 G 37 | 16.09 | Fair | CLR | 23.9 | 9.4 | 40% | 25 | 75.77 | 1009.7 | ||||||
| 15 | 15:51 | S 24 G 41 | 16.09 | Fair | CLR | 22.8 | 10 | 44% | 75.79 | 1010.1 | |||||||
| 15 | 14:51 | S 30 G 41 | 16.09 | Fair | CLR | 21.7 | 8.9 | 44% | 75.84 | 1010.9 | |||||||
| 15 | 13:51 | S 28 G 48 | 16.09 | A Few Clouds | FEW050 | 20.6 | 8.3 | 45% | 75.9 | 1011.6 | |||||||
| 15 | 12:51 | S 28 G 43 | 16.09 | A Few Clouds | FEW035 FEW050 | 19.4 | 9.4 | 19.4 | 13.9 | 53% | 75.92 | 1012.2 | |||||
| 15 | 11:51 | S 30 G 54 | 16.09 | A Few Clouds | FEW035 FEW065 | 17.8 | 8.9 | 56% | 75.95 | 1012.4 | |||||||
| 15 | 10:51 | S 33 G 56 | 16.09 | Mostly Cloudy and Breezy | FEW035 BKN065 BKN250 | 16.1 | 8.3 | 60% | 76 | 1013.2 | |||||||
| 15 | 09:51 | S 28 G 41 | 16.09 | Overcast | BKN070 OVC250 | 15 | 7.2 | 60% | 76.02 | 1013.5 | |||||||
| 15 | 08:51 | S 26 G 43 | 16.09 | Overcast | BKN070 OVC250 | 15 | 5 | 51% | 76.05 | 1013.8 | |||||||
| 15 | 07:51 | S 31 G 41 | 16.09 | Overcast | BKN090 BKN110 OVC250 | 15.6 | 3.3 | 44% | 76.02 | 1013.5 | |||||||
| 15 | 06:51 | S 15 | 16.09 | Mostly Cloudy | BKN090 BKN250 | 13.9 | 3.9 | 13.9 | 11.7 | 51% | 76.02 | 1013.5 | |||||
| 15 | 05:51 | S 11 | 16.09 | Overcast | BKN110 OVC250 | 12.8 | 4.4 | 57% | 76 | 1013.2 | |||||||
| 15 | 04:51 | S 9 | 16.09 | Mostly Cloudy | BKN110 BKN250 | 12.8 | 3.9 | 55% | 76.02 | 1013.5 | |||||||
| 15 | 03:51 | S 7 | 16.09 | Mostly Cloudy | FEW110 SCT170 BKN250 | 11.7 | 3.9 | 59% | 76.05 | 1013.6 | |||||||
| 15 | 02:51 | S 13 | 16.09 | Overcast | BKN110 OVC170 | 12.2 | 3.3 | 55% | 76.1 | 1014.5 | |||||||
| 15 | 01:51 | S 9 | 16.09 | Overcast | BKN170 OVC250 | 12.8 | 0.6 | 44% | 76.12 | 1014.8 | |||||||
| 15 | 00:51 | SE 6 | 16.09 | Overcast | BKN150 OVC250 | 12.2 | 1.7 | 16.7 | 12.2 | 49% | 76.17 | 1015.6 | |||||
| 14 | 23:51 | SE 7 | 16.09 | Mostly Cloudy | SCT150 BKN250 | 12.8 | 0.6 | 44% | 76.17 | 1015.6 | |||||||
| 14 | 22:51 | SE 13 | 16.09 | Mostly Cloudy | BKN250 | 12.2 | 0 | 43% | 76.15 | 1015.1 | |||||||
| 14 | 21:51 | SE 13 | 16.09 | Mostly Cloudy | BKN250 | 12.2 | -1.1 | 40% | 76.15 | 1015.2 | |||||||
| 14 | 20:51 | E 15 | 16.09 | Mostly Cloudy | BKN250 | 13.3 | -2.8 | 33% | 76.17 | 1015.5 | |||||||
| 14 | 19:51 | SE 13 | 16.09 | Mostly Cloudy | BKN300 | 14.4 | -1.7 | 33% | 76.17 | 1015.7 | |||||||
| 14 | 18:51 | E 19 | 16.09 | Partly Cloudy | SCT300 | 16.7 | -1.7 | 19.4 | 16.7 | 29% | 76.17 | 1015.6 | |||||
| 14 | 17:51 | SE 17 | 16.09 | Partly Cloudy | SCT300 | 17.8 | -1.1 | 28% | 76.23 | 1016.2 | |||||||
| 14 | 16:51 | E 19 | 16.09 | Partly Cloudy | SCT300 | 18.3 | -0.6 | 28% | 76.25 | 1016.5 | |||||||
| 14 | 15:51 | SE 15 | 16.09 | Partly Cloudy | SCT300 | 18.3 | -1.1 | 27% | 76.28 | 1017.1 | |||||||
| 14 | 14:51 | S 11 | 16.09 | Partly Cloudy | SCT300 | 18.9 | -0.6 | 27% | 76.33 | 1017.6 | |||||||
| 14 | 13:51 | E 9 | 16.09 | A Few Clouds | FEW300 | 18.3 | -0.6 | 28% | 76.38 | 1018.2 | |||||||
| 14 | 12:51 | Calm | 16.09 | Partly Cloudy | SCT300 | 17.2 | -1.7 | 17.2 | 8.3 | 28% | 76.4 | 1018.5 | |||||
| 14 | 11:51 | E 9 | 16.09 | Mostly Cloudy | BKN300 | 17.2 | -0.6 | 30% | 76.43 | 1019.1 | |||||||
| 14 | 10:51 | Vrbl 7 | 16.09 | Partly Cloudy | SCT300 | 16.1 | 0 | 34% | 76.48 | 1019.8 | |||||||
| 14 | 09:51 | N 7 | 16.09 | A Few Clouds | FEW300 | 15 | 0.6 | 38% | 76.5 | 1020.3 | |||||||
| 14 | 08:51 | NW 9 | 16.09 | A Few Clouds | FEW300 | 13.9 | 2.2 | 45% | 76.56 | 1020.8 | |||||||
| 14 | 07:51 | Calm | 16.09 | A Few Clouds | FEW300 | 11.7 | 2.2 | 52% | 76.53 | 1020.6 | |||||||
| 14 | 06:51 | W 11 | 16.09 | Fair | CLR | 8.3 | 1.7 | 8.3 | 5.6 | 63% | 7 | 76.5 | 1020.1 | ||||
| 14 | 05:51 | W 11 | 16.09 | Fair | CLR | 6.1 | 2.2 | 76% | 4 | 76.48 | 1019.7 | ||||||
| 14 | 04:51 | W 13 | 16.09 | Fair | CLR | 6.1 | 2.2 | 76% | 4 | 76.43 | 1019.2 | ||||||
| 14 | 03:51 | W 13 | 16.09 | Fair | CLR | 6.1 | 2.2 | 76% | 4 | 76.43 | 1019.1 | ||||||
| 14 | 02:51 | W 6 | 16.09 | Fair | CLR | 5.6 | 2.2 | 79% | 76.4 | 1018.9 | |||||||
| 14 | 01:51 | Calm | 16.09 | Fair | CLR | 6.1 | 2.2 | 76% | 76.4 | 1018.8 | |||||||
| 14 | 00:51 | Calm | 16.09 | Fair | CLR | 7.2 | 2.2 | 11.1 | 7.2 | 71% | 76.38 | 1018.5 | |||||
| 13 | 23:51 | SW 6 | 16.09 | Fair | CLR | 7.2 | 2.2 | 71% | 76.35 | 1018.2 | |||||||
| 13 | 22:51 | Calm | 16.09 | Fair | CLR | 8.3 | 1.7 | 63% | 76.38 | 1018.5 | |||||||
| 13 | 21:51 | E 9 | 16.09 | Fair | CLR | 8.3 | 1.1 | 61% | 7 | 76.4 | 1018.7 | ||||||
| 13 | 20:51 | E 6 | 16.09 | A Few Clouds | FEW080 | 9.4 | 0.6 | 55% | 76.38 | 1018.3 | |||||||
| 13 | 19:51 | E 6 | 16.09 | A Few Clouds | FEW080 | 10 | 0.6 | 52% | 76.35 | 1018.1 | |||||||
| 13 | 18:51 | NE 17 | 16.09 | Partly Cloudy | SCT080 | 11.1 | 1.1 | 12.8 | 10.6 | 50% | 76.35 | 1018.1 | |||||
| 13 | 17:51 | NE 15 | 16.09 | Mostly Cloudy | FEW065 BKN085 | 11.1 | 1.7 | 53% | 76.33 | 1017.8 | |||||||
| 13 | 16:51 | NE 17 | 16.09 | Mostly Cloudy | FEW065 BKN085 | 11.7 | 2.2 | 52% | 76.3 | 1017.4 | |||||||
| 13 | 15:51 | NE 15 | 16.09 | Mostly Cloudy | SCT065 BKN085 | 11.1 | 2.2 | 55% | 76.28 | 1017.1 | |||||||
| 13 | 14:51 | E 15 | 16.09 | Mostly Cloudy | BKN065 BKN080 | 11.7 | 2.8 | 55% | 76.28 | 1016.9 | |||||||
| 13 | 13:51 | E 19 | 16.09 | Mostly Cloudy | BKN055 | 11.7 | 2.8 | 55% | 76.25 | 1016.7 | |||||||
| 13 | 12:51 | NE 20 | 16.09 | Partly Cloudy | SCT055 | 12.2 | 3.9 | 15 | 12.2 | 57% | 76.23 | 1016.2 | |||||
| 13 | 11:51 | NE 20 | 16.09 | Mostly Cloudy | FEW047 BKN055 | 12.8 | 3.9 | 55% | 76.23 | 1016.0 | |||||||
| 13 | 10:51 | N 26 G 41 | 16.09 | Partly Cloudy | SCT046 | 14.4 | 2.8 | 46% | 76.15 | 1015.0 | |||||||
| 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) | |||||||||||||||