Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cdt) | 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. | ||||||||||||||||
| 07 | 18:51 | E 8 | 10.00 | Overcast | FEW120 OVC250 | 34 | 18 | 39 | 34 | 52% | 28 | 30.4 | 1030.4 | ||||
| 07 | 17:51 | E 12 | 10.00 | Mostly Cloudy | BKN250 | 37 | 16 | 42% | 30 | 30.41 | 1030.7 | ||||||
| 07 | 16:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 37.9 | 9 | 30% | 32 | 30.42 | 1031.0 | ||||||
| 07 | 15:51 | E 10 | 10.00 | Mostly Cloudy | BKN250 | 37 | 15.1 | 41% | 30 | 30.44 | 1031.5 | ||||||
| 07 | 14:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 37.9 | 16 | 41% | 32 | 30.47 | 1032.4 | ||||||
| 07 | 13:51 | E 10 | 10.00 | A Few Clouds | FEW040 FEW250 | 37 | 17.1 | 44% | 30 | 30.49 | 1033.3 | ||||||
| 07 | 12:51 | E 12 | 10.00 | A Few Clouds | FEW040 FEW250 | 36 | 16 | 36 | 28 | 44% | 29 | 30.51 | 1033.7 | ||||
| 07 | 11:51 | NE 12 G 17 | 10.00 | A Few Clouds | FEW038 | 34 | 15.1 | 46% | 26 | 30.53 | 1034.5 | ||||||
| 07 | 10:51 | E 9 G 16 | 10.00 | A Few Clouds | FEW038 | 35.1 | 15.1 | 44% | 29 | 30.54 | 1034.9 | ||||||
| 07 | 09:51 | E 12 | 10.00 | A Few Clouds | FEW037 | 33.1 | 15.1 | 48% | 25 | 30.53 | 1034.6 | ||||||
| 07 | 08:51 | E 10 | 10.00 | A Few Clouds | FEW036 FEW250 | 32 | 15.1 | 50% | 24 | 30.52 | 1034.2 | ||||||
| 07 | 07:51 | NE 15 | 10.00 | A Few Clouds | FEW035 FEW250 | 30 | 12.9 | 49% | 20 | 30.5 | 1033.6 | ||||||
| 07 | 06:51 | NE 12 | 10.00 | A Few Clouds | FEW035 FEW250 | 28.9 | 14 | 33.1 | 28 | 54% | 20 | 30.48 | 1032.8 | ||||
| 07 | 05:51 | NE 14 | 10.00 | A Few Clouds | FEW032 FEW250 | 28.9 | 16 | 58% | 19 | 30.46 | 1032.1 | ||||||
| 07 | 04:51 | NE 17 | 10.00 | Partly Cloudy | FEW032 SCT250 | 30 | 18 | 61% | 19 | 30.44 | 1031.4 | ||||||
| 07 | 03:51 | NE 13 | 10.00 | Partly Cloudy | SCT031 SCT250 | 30 | 18 | 61% | 21 | 30.43 | 1031.0 | ||||||
| 07 | 02:51 | NE 15 | 10.00 | Mostly Cloudy | BKN030 | 30.9 | 19.9 | 64% | 21 | 30.42 | 1030.5 | ||||||
| 07 | 01:51 | NE 16 | 10.00 | Mostly Cloudy | BKN029 | 32 | 21.9 | 66% | 22 | 30.4 | 1030.1 | ||||||
| 07 | 00:51 | NE 17 | 10.00 | Overcast | OVC023 | 33.1 | 23 | 48 | 33.1 | 66% | 23 | 30.39 | 1029.6 | ||||
| 06 | 23:51 | NE 16 | 10.00 | Overcast | OVC022 | 33.1 | 24.1 | 70% | 23 | 30.37 | 1028.9 | ||||||
| 06 | 22:51 | NE 17 | 10.00 | Overcast | BKN014 OVC075 | 34 | 26.1 | 73% | 24 | 30.35 | 1028.4 | ||||||
| 06 | 21:51 | NE 18 | 10.00 | Mostly Cloudy | BKN014 BKN075 | 35.1 | 28 | 76% | 25 | 30.33 | 1027.5 | ||||||
| 06 | 20:51 | NE 20 G 28 | 10.00 | Mostly Cloudy | SCT017 BKN065 | 37.9 | 30.9 | 76% | 29 | 30.28 | 1026.0 | ||||||
| 06 | 19:51 | N 14 | 10.00 | Mostly Cloudy | BKN070 BKN250 | 45 | 24.1 | 44% | 39 | 30.23 | 1023.9 | ||||||
| 06 | 18:51 | N 15 G 23 | 10.00 | Mostly Cloudy | BKN065 BKN250 | 48 | 24.1 | 51.1 | 46.9 | 39% | 43 | 30.2 | 1023.0 | ||||
| 06 | 17:51 | NW 18 | 10.00 | Mostly Cloudy | BKN060 | 50 | 27 | 41% | 44 | 30.19 | 1022.7 | ||||||
| 06 | 16:51 | W 14 G 24 | 10.00 | Mostly Cloudy | BKN055 | 50 | 27 | 41% | 45 | 30.18 | 1022.5 | ||||||
| 06 | 15:51 | W 16 G 23 | 10.00 | Mostly Cloudy | BKN055 | 50 | 28 | 43% | 45 | 30.19 | 1022.6 | ||||||
| 06 | 14:51 | W 14 G 26 | 10.00 | Mostly Cloudy | BKN055 | 48.9 | 26.1 | 41% | 44 | 30.2 | 1023.1 | ||||||
| 06 | 13:51 | NW 17 G 26 | 10.00 | Mostly Cloudy | BKN049 | 48 | 28.9 | 48% | 42 | 30.22 | 1023.7 | ||||||
| 06 | 12:51 | NW 20 G 31 | 10.00 | Mostly Cloudy | SCT040 BKN055 | 48.9 | 28.9 | 48.9 | 41 | 46% | 43 | 30.22 | 1023.7 | ||||
| 06 | 11:51 | NW 16 | 10.00 | Mostly Cloudy | FEW037 BKN048 | 48.9 | 32 | 52% | 44 | 30.23 | 1023.9 | ||||||
| 06 | 10:51 | W 14 | 10.00 | Mostly Cloudy | SCT032 BKN041 | 48 | 33.1 | 56% | 43 | 30.23 | 1023.9 | ||||||
| 06 | 09:51 | NW 15 | 10.00 | Mostly Cloudy | BKN023 | 45 | 34 | 66% | 39 | 30.22 | 1023.6 | ||||||
| 06 | 08:51 | NW 15 G 23 | 10.00 | Partly Cloudy | SCT020 | 43 | 35.1 | 74% | 36 | 30.21 | 1023.2 | ||||||
| 06 | 07:51 | NW 9 | 10.00 | A Few Clouds | FEW016 FEW045 | 42.1 | 35.1 | 76% | 37 | 30.19 | 1022.7 | ||||||
| 06 | 06:51 | NW 12 | 10.00 | A Few Clouds | FEW018 FEW045 | 41 | 36 | 44.1 | 41 | 82% | 35 | 30.16 | 1021.7 | 0.03 | |||
| 06 | 05:51 | NW 10 | 10.00 | Partly Cloudy | FEW012 SCT048 | 42.1 | 39 | 89% | 37 | 30.13 | 1020.5 | ||||||
| 06 | 04:51 | W 6 | 10.00 | Partly Cloudy | FEW033 SCT070 | 41 | 39 | 93% | 38 | 30.12 | 1020.1 | ||||||
| 06 | 03:51 | SW 5 | 10.00 | Partly Cloudy | FEW037 FEW048 SCT085 | 42.1 | 39.9 | 92% | 40 | 30.11 | 1019.8 | 0.03 | |||||
| 06 | 02:51 | W 7 | 10.00 | Mostly Cloudy | SCT037 BKN050 BKN075 | 43 | 39.9 | 89% | 39 | 30.12 | 1020.1 | 0.01 | |||||
| 06 | 01:51 | W 3 | 10.00 | Mostly Cloudy | SCT044 BKN055 BKN100 | 44.1 | 39 | 83% | 30.13 | 1020.5 | 0.02 | ||||||
| 06 | 00:51 | W 12 G 26 | 5.00 | Thunderstorm Rain Fog/Mist | BKN031 OVC044CB | 44.1 | 39 | 51.1 | 44.1 | 83% | 39 | 30.16 | 1021.5 | 0.05 | 0.05 | ||
| 05 | 23:51 | SW 13 | 10.00 | Light Rain | BKN050 BKN070 OVC120 | 46.9 | 33.1 | 59% | 42 | 30.13 | 1020.8 | ||||||
| 05 | 22:51 | SW 10 | 10.00 | Mostly Cloudy | FEW045 SCT100 BKN150 | 46 | 32 | 58% | 42 | 30.14 | 1021.2 | ||||||
| 05 | 21:51 | SW 7 | 10.00 | A Few Clouds | FEW045 | 46.9 | 30.9 | 54% | 44 | 30.14 | 1021.2 | ||||||
| 05 | 20:51 | SW 9 | 10.00 | Fair | CLR | 48 | 28.9 | 48% | 44 | 30.15 | 1021.5 | ||||||
| 05 | 19:51 | SW 9 | 10.00 | A Few Clouds | FEW250 | 48.9 | 27 | 43% | 45 | 30.15 | 1021.3 | ||||||
| 05 | 18:51 | W 9 | 10.00 | A Few Clouds | FEW035 FEW250 | 51.1 | 24.1 | 53.1 | 46.9 | 35% | 30.15 | 1021.2 | |||||
| 05 | 17:51 | W 9 G 21 | 10.00 | A Few Clouds | FEW035 FEW250 | 52 | 21.9 | 31% | 30.16 | 1021.5 | |||||||
| 05 | 16:51 | W 12 G 24 | 10.00 | A Few Clouds | FEW250 | 53.1 | 21.9 | 30% | 30.15 | 1021.3 | |||||||
| 05 | 15:51 | NW 15 G 24 | 10.00 | A Few Clouds | FEW035 | 53.1 | 21 | 28% | 30.15 | 1021.2 | |||||||
| 05 | 14:51 | NW 16 G 31 | 10.00 | A Few Clouds | FEW035 | 51.1 | 21 | 31% | 30.16 | 1021.6 | |||||||
| 05 | 13:51 | NW 17 G 25 | 10.00 | A Few Clouds | FEW035 | 48.9 | 21 | 33% | 43 | 30.15 | 1021.5 | ||||||
| 05 | 12:51 | W 17 G 24 | 10.00 | A Few Clouds | FEW032 | 46.9 | 25 | 46.9 | 37 | 42% | 41 | 30.16 | 1021.6 | ||||
| 05 | 11:51 | NW 15 | 10.00 | A Few Clouds | FEW032 | 45 | 28 | 52% | 39 | 30.15 | 1021.2 | ||||||
| 05 | 10:51 | W 8 G 28 | 10.00 | A Few Clouds | FEW032 | 43 | 28 | 56% | 39 | 30.14 | 1021.1 | ||||||
| 05 | 09:51 | W 15 G 24 | 10.00 | Partly Cloudy | SCT032 | 39.9 | 27 | 60% | 32 | 30.12 | 1020.4 | ||||||
| 05 | 08:51 | NW 16 G 24 | 10.00 | Mostly Cloudy | BKN026 BKN031 | 39 | 28 | 65% | 31 | 30.09 | 1019.4 | ||||||
| 05 | 07:51 | W 9 G 23 | 10.00 | Overcast | BKN029 OVC037 | 37 | 27 | 67% | 31 | 30.07 | 1018.6 | ||||||
| 05 | 06:51 | W 13 G 26 | 10.00 | Mostly Cloudy | FEW030 BKN043 | 37 | 28 | 41 | 37 | 70% | 30 | 30.04 | 1017.7 | ||||
| 05 | 05:51 | W 15 G 24 | 10.00 | Mostly Cloudy | FEW030 BKN038 BKN050 | 37.9 | 28 | 68% | 30 | 30.02 | 1016.9 | ||||||
| 05 | 04:51 | W 12 G 24 | 10.00 | Mostly Cloudy | SCT031 BKN049 | 39 | 28.9 | 67% | 32 | 30 | 1016.2 | ||||||
| 05 | 03:51 | W 16 G 26 | 10.00 | Mostly Cloudy | FEW034 BKN050 | 39 | 27 | 62% | 31 | 29.99 | 1015.7 | ||||||
| 05 | 02:51 | W 16 G 25 | 10.00 | Mostly Cloudy | FEW035 BKN055 | 39.9 | 27 | 60% | 32 | 29.97 | 1015.2 | ||||||
| 05 | 01:51 | W 15 G 29 | 10.00 | Mostly Cloudy | FEW035 BKN050 | 39.9 | 27 | 60% | 32 | 29.97 | 1015.2 | ||||||
| 05 | 00:51 | W 16 G 25 | 10.00 | Overcast | FEW023 BKN033 OVC045 | 41 | 30.9 | 43 | 41 | 67% | 33 | 29.97 | 1015.1 | ||||
| 04 | 23:51 | W 10 | 10.00 | Mostly Cloudy | BKN028 BKN050 | 41 | 32 | 70% | 35 | 29.96 | 1015.0 | ||||||
| 04 | 22:51 | W 12 G 22 | 10.00 | Mostly Cloudy | BKN031 BKN047 | 41 | 30.9 | 67% | 35 | 29.95 | 1014.7 | ||||||
| 04 | 21:51 | W 13 G 23 | 10.00 | Overcast | FEW036 OVC050 | 41 | 28.9 | 62% | 34 | 29.96 | 1014.9 | ||||||
| 04 | 20:51 | W 20 G 30 | 10.00 | Overcast | FEW030 BKN036 OVC047 | 42.1 | 28 | 58% | 34 | 29.96 | 1014.8 | ||||||
| 04 | 19:51 | W 14 G 33 | 10.00 | Mostly Cloudy | SCT030 BKN037 BKN048 BKN250 | 42.1 | 30.9 | 65% | 35 | 29.94 | 1014.1 | ||||||
| Date | Time (cdt) | 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) | |||||||||||||||