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. | ||||||||||||||||
| 26 | 08:51 | SW 6 | 10.00 | Mostly Cloudy | BKN250 | 73 | 48.9 | 43% | 30.08 | 1018.0 | |||||||
| 26 | 07:51 | S 5 | 10.00 | Mostly Cloudy | BKN250 | 69.1 | 48.9 | 49% | 30.08 | 1018.0 | |||||||
| 26 | 06:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 66 | 48.9 | 70 | 64 | 54% | 30.08 | 1018.1 | |||||
| 26 | 05:51 | SW 3 | 10.00 | Mostly Cloudy | BKN250 | 64 | 46.9 | 54% | 30.07 | 1017.8 | |||||||
| 26 | 04:51 | S 3 | 10.00 | Mostly Cloudy | BKN250 | 64 | 46.9 | 54% | 30.06 | 1017.5 | |||||||
| 26 | 03:51 | SW 5 | 10.00 | Overcast | OVC250 | 66 | 46 | 49% | 30.06 | 1017.4 | |||||||
| 26 | 02:51 | S 6 | 10.00 | Overcast | OVC250 | 66.9 | 46 | 47% | 30.06 | 1017.5 | |||||||
| 26 | 01:51 | S 7 | 10.00 | Mostly Cloudy | BKN250 | 69.1 | 46 | 44% | 30.05 | 1017.2 | |||||||
| 26 | 00:51 | S 7 | 10.00 | Mostly Cloudy | BKN250 | 70 | 48 | 80.1 | 70 | 46% | 30.05 | 1017.3 | |||||
| 25 | 23:51 | S 9 | 10.00 | Mostly Cloudy | BKN250 | 71.1 | 48.9 | 46% | 30.05 | 1017.1 | |||||||
| 25 | 22:51 | S 12 | 10.00 | Partly Cloudy | SCT250 | 73.9 | 48.9 | 41% | 30.05 | 1017.1 | |||||||
| 25 | 21:51 | S 6 | 10.00 | Partly Cloudy | SCT250 | 73.9 | 50 | 43% | 30.05 | 1017.0 | |||||||
| 25 | 20:51 | SE 7 | 10.00 | Partly Cloudy | SCT250 | 75.9 | 50 | 40% | 78 | 30.04 | 1016.7 | ||||||
| 25 | 19:51 | S 8 | 10.00 | Partly Cloudy | SCT250 | 78.1 | 50 | 37% | 79 | 30.04 | 1016.8 | ||||||
| 25 | 18:51 | S 14 | 10.00 | Partly Cloudy | FEW075 SCT250 | 80.1 | 51.1 | 82.9 | 80.1 | 37% | 80 | 30.04 | 1016.7 | ||||
| 25 | 17:51 | S 13 G 18 | 10.00 | A Few Clouds | FEW075 FEW110 FEW250 | 82 | 52 | 35% | 81 | 30.04 | 1016.8 | ||||||
| 25 | 16:51 | S 10 | 10.00 | A Few Clouds | FEW075 FEW110 FEW250 | 82.9 | 52 | 34% | 82 | 30.05 | 1017.1 | ||||||
| 25 | 15:51 | SE 6 | 10.00 | A Few Clouds | FEW070 FEW110 FEW250 | 82 | 52 | 35% | 81 | 30.06 | 1017.5 | ||||||
| 25 | 14:51 | S 9 G 16 | 10.00 | A Few Clouds | FEW070 FEW120 FEW250 | 82 | 52 | 35% | 81 | 30.08 | 1018.2 | ||||||
| 25 | 13:51 | S 6 | 10.00 | A Few Clouds | FEW070 FEW120 FEW250 | 81 | 50 | 34% | 80 | 30.09 | 1018.6 | ||||||
| 25 | 12:51 | SW 7 | 10.00 | A Few Clouds | FEW060 FEW120 FEW250 | 80.1 | 54 | 80.1 | 63 | 41% | 80 | 30.11 | 1019.3 | ||||
| 25 | 11:51 | S 9 | 10.00 | A Few Clouds | FEW120 FEW250 | 78.1 | 54 | 43% | 79 | 30.13 | 1019.8 | ||||||
| 25 | 10:51 | S 9 | 10.00 | A Few Clouds | FEW120 | 77 | 52 | 42% | 78 | 30.13 | 1020.0 | ||||||
| 25 | 09:51 | SW 10 | 10.00 | A Few Clouds | FEW120 | 75 | 52 | 45% | 78 | 30.14 | 1020.3 | ||||||
| 25 | 08:51 | S 10 | 10.00 | A Few Clouds | FEW250 | 72 | 54 | 53% | 30.14 | 1020.3 | |||||||
| 25 | 07:51 | SW 7 | 10.00 | Fair | CLR | 68 | 55 | 63% | 30.14 | 1020.1 | |||||||
| 25 | 06:51 | SW 7 | 10.00 | Fair | CLR | 63 | 54 | 63 | 59 | 73% | 30.13 | 1020.1 | |||||
| 25 | 05:51 | SW 3 | 10.00 | A Few Clouds | FEW250 | 59 | 53.1 | 81% | 30.12 | 1019.6 | |||||||
| 25 | 04:51 | S 5 | 10.00 | A Few Clouds | FEW250 | 59 | 53.1 | 81% | 30.1 | 1019.1 | |||||||
| 25 | 03:51 | S 5 | 10.00 | Fair | CLR | 60.1 | 54 | 80% | 30.09 | 1018.8 | |||||||
| 25 | 02:51 | S 5 | 9.00 | Fair | CLR | 60.1 | 55 | 84% | 30.09 | 1018.6 | |||||||
| 25 | 01:51 | S 5 | 9.00 | Fair | CLR | 61 | 54 | 78% | 30.08 | 1018.3 | |||||||
| 25 | 00:51 | S 3 | 10.00 | Fair | CLR | 61 | 54 | 73 | 61 | 78% | 30.08 | 1018.2 | |||||
| 24 | 23:51 | SE 5 | 10.00 | Fair | CLR | 61 | 53.1 | 75% | 30.07 | 1018.2 | |||||||
| 24 | 22:51 | SE 5 | 10.00 | Fair | CLR | 62.1 | 54 | 75% | 30.06 | 1017.7 | |||||||
| 24 | 21:51 | SE 7 | 10.00 | Fair | CLR | 64 | 54 | 70% | 30.05 | 1017.4 | |||||||
| 24 | 20:51 | SE 7 | 10.00 | A Few Clouds | FEW045 FEW250 | 66.9 | 54 | 63% | 30.03 | 1016.8 | |||||||
| 24 | 19:51 | E 8 | 10.00 | A Few Clouds | FEW045 | 71.1 | 53.1 | 53% | 30.02 | 1016.5 | |||||||
| 24 | 18:51 | E 10 | 10.00 | A Few Clouds | FEW045 | 73 | 54 | 77 | 70 | 51% | 30.02 | 1016.3 | |||||
| 24 | 17:51 | NE 8 | 10.00 | A Few Clouds | FEW046 FEW250 | 75 | 53.1 | 46% | 78 | 30.02 | 1016.2 | ||||||
| 24 | 16:51 | N 8 | 10.00 | A Few Clouds | FEW046 FEW250 | 77 | 46 | 33% | 78 | 30.02 | 1016.1 | ||||||
| 24 | 15:51 | N 10 | 10.00 | A Few Clouds | FEW046 FEW110 | 75.9 | 46 | 35% | 78 | 30.02 | 1016.2 | ||||||
| 24 | 14:51 | NW 10 | 10.00 | A Few Clouds | FEW044 FEW110 | 75.9 | 48.9 | 39% | 78 | 30.02 | 1016.2 | ||||||
| 24 | 13:51 | N 5 | 10.00 | A Few Clouds | FEW038 FEW110 | 72 | 54 | 53% | 30.03 | 1016.7 | |||||||
| 24 | 12:51 | NW 7 | 10.00 | Mostly Cloudy | BKN027 BKN110 | 70 | 57 | 70 | 59 | 64% | 30.05 | 1017.4 | 0.37 | ||||
| 24 | 11:51 | Vrbl 6 | 10.00 | Mostly Cloudy | SCT012 BKN023 BKN110 | 66 | 59 | 78% | 30.05 | 1017.5 | |||||||
| 24 | 10:51 | W 3 | 10.00 | Mostly Cloudy | FEW009 BKN110 | 63 | 57.9 | 84% | 30.04 | 1017.3 | |||||||
| 24 | 09:51 | Calm | 10.00 | Light Rain | OVC100 | 62.1 | 57.9 | 86% | 30.02 | 1016.4 | 0.03 | 0.37 | |||||
| 24 | 08:51 | Calm | 3.00 | Rain Fog/Mist | BKN070 OVC095 | 60.1 | 59 | 96% | 30.01 | 1016.2 | 0.09 | ||||||
| 24 | 07:51 | NW 7 | 2.00 | Rain Fog/Mist | OVC070 | 59 | 57 | 93% | 30 | 1015.8 | 0.25 | ||||||
| 24 | 06:51 | W 10 | 3.00 | Thunderstorm Heavy Rain Fog/Mist | FEW011 BKN036CB OVC044 | 60.1 | 57 | 60.1 | 57 | 90% | 29.99 | 1015.7 | 0.03 | 0.07 | |||
| 24 | 05:51 | Calm | 3.00 | Thunderstorm Light Rain Fog/Mist | FEW040 BKN050CB OVC075 | 60.1 | 57 | 90% | 29.96 | 1014.3 | 0.04 | ||||||
| 24 | 03:51 | Calm | 10.00 | Overcast | BKN075 BKN110 OVC250 | 59 | 55 | 87% | 29.96 | 1014.4 | |||||||
| 24 | 02:51 | Calm | 10.00 | Mostly Cloudy | FEW110 BKN210 | 57.9 | 54 | 87% | 29.96 | 1014.5 | |||||||
| 24 | 01:51 | E 5 | 10.00 | Mostly Cloudy | BKN250 | 57.9 | 53.1 | 84% | 29.98 | 1014.9 | |||||||
| 24 | 00:51 | E 3 | 10.00 | Mostly Cloudy | SCT047 BKN250 | 57 | 53.1 | 61 | 55.9 | 87% | 29.99 | 1015.6 | |||||
| 23 | 23:51 | NE 7 | 10.00 | Mostly Cloudy | BKN110 BKN250 | 57 | 52 | 83% | 30 | 1015.7 | |||||||
| 23 | 22:51 | E 7 | 10.00 | Mostly Cloudy | BKN250 | 57 | 52 | 83% | 30.01 | 1016.3 | |||||||
| 23 | 21:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 55.9 | 51.1 | 84% | 30 | 1015.8 | |||||||
| 23 | 20:51 | E 9 | 10.00 | Mostly Cloudy | FEW060 SCT110 BKN250 | 57.9 | 52 | 81% | 30 | 1015.7 | |||||||
| 23 | 19:51 | E 12 | 10.00 | Mostly Cloudy | FEW060 BKN110 BKN250 | 60.1 | 53.1 | 78% | 29.99 | 1015.6 | |||||||
| 23 | 17:51 | E 10 | 10.00 | Mostly Cloudy | FEW010 FEW060 SCT110 BKN250 | 64.9 | 54 | 68% | 29.99 | 1015.6 | |||||||
| 23 | 16:51 | E 13 | 10.00 | Mostly Cloudy | FEW010 FEW042 FEW065 BKN250 | 66 | 54 | 65% | 29.98 | 1015.1 | |||||||
| 23 | 15:51 | NE 10 | 10.00 | Partly Cloudy | FEW019 FEW042 SCT250 | 70 | 57 | 64% | 29.97 | 1014.7 | |||||||
| 23 | 14:51 | NE 7 | 10.00 | Partly Cloudy | FEW019 FEW060 SCT250 | 70 | 57 | 64% | 29.96 | 1014.5 | |||||||
| 23 | 13:51 | Vrbl 6 | 10.00 | A Few Clouds | FEW019 FEW250 | 70 | 57 | 64% | 29.97 | 1014.7 | |||||||
| 23 | 12:51 | NE 5 | 10.00 | A Few Clouds | FEW019 | 68 | 57 | 69.1 | 55 | 68% | 29.98 | 1015.0 | |||||
| 23 | 11:51 | N 6 | 10.00 | Mostly Cloudy | FEW012 BKN019 | 64.9 | 55 | 70% | 30 | 1015.7 | |||||||
| 23 | 10:51 | N 6 | 10.00 | Overcast | FEW012 OVC019 | 61 | 54 | 78% | 30.02 | 1016.2 | |||||||
| 23 | 09:51 | NW 6 | 10.00 | Overcast | OVC008 | 59 | 54 | 83% | 30.01 | 1016.0 | |||||||
| 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) | |||||||||||||||