Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cst) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Temperature (ºF) | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | Pressure | Precipitation (in) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 02 | 15:51 | E 8 | 10.00 | Partly Cloudy | SCT250 | 42.1 | 19 | 40% | 38 | 30.28 | 1026.0 | ||||||
| 02 | 14:51 | E 9 | 10.00 | A Few Clouds | FEW250 | 42.1 | 18 | 38% | 37 | 30.29 | 1026.4 | ||||||
| 02 | 13:51 | E 7 | 10.00 | Partly Cloudy | SCT250 | 42.1 | 16 | 35% | 38 | 30.3 | 1026.9 | ||||||
| 02 | 12:51 | E 10 | 10.00 | Mostly Cloudy | BKN250 | 41 | 17.1 | 38% | 35 | 30.33 | 1027.9 | ||||||
| 02 | 11:51 | Vrbl 6 | 10.00 | Mostly Cloudy | BKN250 | 39.9 | 16 | 39.9 | 24.1 | 38% | 36 | 30.36 | 1028.9 | ||||
| 02 | 10:51 | E 10 | 10.00 | A Few Clouds | FEW250 | 37 | 10.9 | 34% | 30 | 30.39 | 1029.7 | ||||||
| 02 | 09:51 | E 9 | 10.00 | A Few Clouds | FEW250 | 34 | 12 | 40% | 27 | 30.4 | 1030.4 | ||||||
| 02 | 08:51 | SE 12 | 10.00 | A Few Clouds | FEW080 FEW250 | 33.1 | 12.9 | 43% | 25 | 30.42 | 1030.9 | ||||||
| 02 | 07:51 | SE 13 | 10.00 | A Few Clouds | FEW080 FEW250 | 28.9 | 14 | 54% | 19 | 30.42 | 1031.1 | ||||||
| 02 | 06:51 | E 7 | 10.00 | A Few Clouds | FEW250 | 26.1 | 14 | 60% | 19 | 30.42 | 1031.1 | ||||||
| 02 | 05:51 | E 6 | 10.00 | A Few Clouds | FEW250 | 25 | 12.9 | 28 | 25 | 60% | 19 | 30.42 | 1031.1 | ||||
| 02 | 04:51 | SE 7 | 10.00 | A Few Clouds | FEW250 | 25 | 12.9 | 60% | 18 | 30.4 | 1030.5 | ||||||
| 02 | 03:51 | SE 7 | 10.00 | A Few Clouds | FEW250 | 26.1 | 12.9 | 57% | 19 | 30.41 | 1030.8 | ||||||
| 02 | 02:51 | E 5 | 10.00 | Fair | CLR | 26.1 | 14 | 60% | 21 | 30.43 | 1031.3 | ||||||
| 02 | 01:51 | E 6 | 10.00 | A Few Clouds | FEW250 | 27 | 16 | 63% | 21 | 30.45 | 1031.8 | ||||||
| 02 | 00:51 | E 5 | 10.00 | A Few Clouds | FEW250 | 27 | 17.1 | 66% | 22 | 30.46 | 1032.4 | ||||||
| 01 | 23:51 | E 7 | 10.00 | Partly Cloudy | FEW120 SCT250 | 28 | 17.1 | 28.9 | 27 | 63% | 22 | 30.46 | 1032.3 | ||||
| 01 | 22:51 | E 9 | 10.00 | Mostly Cloudy | SCT130 BKN250 | 28.9 | 16 | 58% | 21 | 30.47 | 1032.8 | ||||||
| 01 | 21:51 | E 8 | 10.00 | Mostly Cloudy | BKN140 BKN250 | 28 | 15.1 | 58% | 21 | 30.48 | 1033.0 | ||||||
| 01 | 20:51 | E 7 | 10.00 | Mostly Cloudy | BKN140 BKN250 | 27 | 15.1 | 61% | 20 | 30.49 | 1033.3 | ||||||
| 01 | 19:51 | NE 8 | 10.00 | Mostly Cloudy | SCT140 BKN250 | 27 | 14 | 58% | 19 | 30.49 | 1033.3 | ||||||
| 01 | 18:51 | E 13 | 10.00 | Mostly Cloudy | BKN150 BKN230 | 28 | 12.9 | 53% | 18 | 30.47 | 1032.8 | ||||||
| 01 | 17:51 | NE 12 | 10.00 | Mostly Cloudy | SCT130 BKN200 BKN250 | 27 | 12.9 | 32 | 27 | 55% | 17 | 30.46 | 1032.4 | ||||
| 01 | 16:51 | E 10 | 10.00 | Mostly Cloudy | FEW030 SCT120 BKN170 BKN250 | 28 | 10.9 | 49% | 19 | 30.46 | 1032.3 | ||||||
| 01 | 15:51 | E 15 G 20 | 10.00 | Mostly Cloudy | FEW030 FEW120 SCT180 BKN250 | 30 | 5 | 34% | 20 | 30.46 | 1032.2 | ||||||
| 01 | 14:51 | E 10 | 10.00 | Mostly Cloudy | FEW033 SCT170 BKN250 | 30.9 | 1.9 | 29% | 23 | 30.47 | 1032.7 | ||||||
| 01 | 13:51 | E 12 | 10.00 | Mostly Cloudy | FEW033 BKN170 BKN250 | 32 | 8.1 | 36% | 24 | 30.48 | 1033.2 | ||||||
| 01 | 12:51 | NE 13 G 24 | 10.00 | Partly Cloudy | FEW033 SCT250 | 30.9 | 1.9 | 29% | 22 | 30.47 | 1032.9 | ||||||
| 01 | 11:51 | E 14 | 10.00 | A Few Clouds | FEW033 FEW250 | 30.9 | 1.9 | 30.9 | 25 | 29% | 21 | 30.49 | 1033.3 | ||||
| 01 | 10:51 | E 15 G 28 | 10.00 | A Few Clouds | FEW033 FEW250 | 28.9 | 8.1 | 41% | 18 | 30.48 | 1033.1 | ||||||
| 01 | 09:51 | E 15 G 24 | 10.00 | A Few Clouds | FEW030 FEW250 | 28 | 8.1 | 43% | 17 | 30.49 | 1033.4 | ||||||
| 01 | 08:51 | E 16 G 23 | 10.00 | Mostly Cloudy | BKN030 | 27 | 12 | 53% | 16 | 30.48 | 1033.0 | ||||||
| 01 | 07:51 | NE 17 | 10.00 | Mostly Cloudy | BKN030 | 26.1 | 12.9 | 57% | 14 | 30.45 | 1032.0 | ||||||
| 01 | 06:51 | NE 15 | 10.00 | Mostly Cloudy | BKN030 | 25 | 12.9 | 60% | 13 | 30.41 | 1031.0 | ||||||
| 01 | 05:51 | NE 15 | 10.00 | Partly Cloudy | SCT031 | 25 | 12.9 | 27 | 24.1 | 60% | 13 | 30.39 | 1030.1 | ||||
| 01 | 04:51 | NE 13 | 10.00 | Partly Cloudy | SCT031 | 25 | 12.9 | 60% | 14 | 30.38 | 1029.8 | ||||||
| 01 | 03:51 | NE 15 | 10.00 | A Few Clouds | FEW028 | 25 | 14 | 63% | 13 | 30.35 | 1028.8 | ||||||
| 01 | 02:51 | NE 14 | 10.00 | Partly Cloudy | SCT028 | 25 | 15.1 | 66% | 14 | 30.33 | 1028.1 | ||||||
| 01 | 01:51 | NE 16 | 10.00 | Mostly Cloudy | BKN028 | 26.1 | 15.1 | 63% | 14 | 30.33 | 1028.0 | ||||||
| 01 | 00:51 | NE 18 G 26 | 10.00 | Mostly Cloudy | BKN026 | 26.1 | 16 | 66% | 14 | 30.32 | 1027.5 | ||||||
| 28 | 23:51 | NE 15 | 10.00 | Mostly Cloudy | BKN023 | 27 | 17.1 | 28 | 27 | 66% | 16 | 30.3 | 1026.9 | ||||
| 28 | 22:51 | NE 18 | 10.00 | Mostly Cloudy | BKN018 | 28 | 19 | 69% | 16 | 30.3 | 1026.7 | ||||||
| 28 | 21:51 | NE 16 G 24 | 10.00 | Overcast | BKN017 OVC090 | 28 | 19.9 | 72% | 17 | 30.28 | 1026.3 | ||||||
| 28 | 20:51 | NE 20 G 25 | 10.00 | Overcast | BKN017 OVC090 | 28 | 21 | 75% | 16 | 30.26 | 1025.6 | ||||||
| 28 | 19:51 | NE 20 G 26 | 10.00 | Overcast | BKN017 OVC090 | 28 | 19.9 | 72% | 16 | 30.26 | 1025.5 | ||||||
| 28 | 18:51 | NE 18 | 10.00 | Overcast | SCT019 OVC100 | 27 | 19 | 72% | 15 | 30.25 | 1025.3 | ||||||
| 28 | 17:51 | N 21 | 10.00 | Mostly Cloudy and Breezy | SCT020 BKN037 BKN100 BKN250 | 28 | 18 | 36 | 27 | 66% | 15 | 30.24 | 1024.7 | ||||
| 28 | 16:51 | NE 23 | 10.00 | Overcast and Breezy | BKN019 BKN039 OVC095 | 28 | 18 | 66% | 15 | 30.21 | 1023.9 | ||||||
| 28 | 15:51 | N 22 | 10.00 | Overcast and Breezy | BKN018 OVC026 | 28.9 | 19.9 | 69% | 16 | 30.2 | 1023.2 | ||||||
| 28 | 14:51 | NE 18 | 10.00 | Overcast | BKN020 OVC070 | 30 | 21 | 69% | 19 | 30.18 | 1022.6 | ||||||
| 28 | 13:51 | NE 18 G 26 | 10.00 | Light Snow | BKN023 BKN070 BKN200 OVC250 | 32 | 21 | 64% | 21 | 30.15 | 1021.4 | ||||||
| 28 | 12:51 | NE 14 | 10.00 | Overcast | FEW025 SCT070 BKN200 OVC250 | 34 | 19.9 | 56% | 25 | 30.16 | 1021.9 | ||||||
| 28 | 11:51 | NE 14 | 10.00 | Overcast | BKN070 BKN100 OVC200 | 35.1 | 15.1 | 36 | 33.1 | 44% | 27 | 30.17 | 1022.2 | ||||
| 28 | 10:51 | NE 13 | 10.00 | Overcast | BKN070 BKN085 OVC200 | 34 | 12.9 | 42% | 26 | 30.18 | 1022.3 | ||||||
| 28 | 09:51 | N 14 | 10.00 | Overcast | FEW080 BKN095 OVC240 | 35.1 | 10.9 | 37% | 27 | 30.15 | 1021.3 | ||||||
| 28 | 08:51 | N 12 | 10.00 | Overcast | FEW085 BKN100 BKN200 OVC250 | 34 | 10.9 | 38% | 26 | 30.13 | 1020.5 | ||||||
| 28 | 07:51 | N 10 | 10.00 | Mostly Cloudy | FEW090 SCT110 BKN200 BKN250 | 34 | 12.9 | 42% | 27 | 30.1 | 1019.6 | ||||||
| 28 | 06:51 | N 9 | 10.00 | Overcast | BKN110 BKN200 OVC250 | 33.1 | 12.9 | 43% | 26 | 30.05 | 1018.0 | ||||||
| 28 | 05:51 | N 10 | 10.00 | Mostly Cloudy | SCT130 SCT210 BKN250 | 33.1 | 12.9 | 46 | 32 | 43% | 26 | 30.03 | 1017.1 | ||||
| 28 | 04:51 | N 9 | 10.00 | A Few Clouds | FEW120 FEW250 | 34 | 19.9 | 56% | 27 | 30.01 | 1016.4 | ||||||
| 28 | 03:51 | NW 6 | 10.00 | Partly Cloudy | FEW150 SCT250 | 37 | 27 | 67% | 33 | 29.98 | 1015.3 | ||||||
| 28 | 02:51 | W 7 | 10.00 | Mostly Cloudy | BKN250 | 39.9 | 25 | 55% | 36 | 29.96 | 1014.7 | ||||||
| 28 | 01:51 | W 6 | 10.00 | Mostly Cloudy | BKN250 | 41 | 28 | 60% | 38 | 29.91 | 1012.9 | ||||||
| 28 | 00:51 | NW 13 G 24 | 10.00 | A Few Clouds | FEW250 | 43 | 28.9 | 58% | 37 | 29.89 | 1012.4 | ||||||
| 27 | 23:51 | NW 16 | 10.00 | A Few Clouds | FEW250 | 46 | 30 | 62.1 | 46 | 54% | 40 | 29.85 | 1011.0 | ||||
| 27 | 22:51 | W 16 G 25 | 10.00 | A Few Clouds | FEW250 | 48.9 | 30 | 48% | 44 | 29.81 | 1009.5 | ||||||
| 27 | 21:51 | W 12 | 10.00 | A Few Clouds | FEW250 | 52 | 27 | 38% | 29.79 | 1008.9 | |||||||
| 27 | 20:51 | NW 10 | 10.00 | A Few Clouds | FEW250 | 55 | 26.1 | 33% | 29.76 | 1007.9 | |||||||
| 27 | 19:51 | W 13 G 23 | 10.00 | A Few Clouds | FEW250 | 57.9 | 26.1 | 29% | 29.72 | 1006.8 | |||||||
| 27 | 18:51 | SW 6 | 10.00 | Partly Cloudy | FEW095 SCT250 | 57.9 | 25 | 28% | 29.71 | 1006.3 | |||||||
| 27 | 17:51 | SW 6 | 10.00 | Mostly Cloudy | FEW050 FEW100 BKN250 | 62.1 | 24.1 | 64.9 | 55 | 23% | 29.7 | 1005.9 | |||||
| 27 | 16:51 | SW 12 | 10.00 | Mostly Cloudy | SCT090 BKN250 | 64 | 23 | 21% | 29.7 | 1006.1 | |||||||
| Date | Time (cst) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºF) | Pressure | Precipitation (in) | |||||||||||||||