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. | ||||||||||||||||
| 01 | 21:51 | NE 17 G 25 | 10.00 | Overcast | SCT012 BKN016 BKN055 OVC140 | 70 | 66 | 87% | 29.81 | 1009.1 | |||||||
| 01 | 20:51 | NE 18 G 30 | 10.00 | Overcast | BKN013 BKN017 OVC060 | 70 | 66 | 87% | 29.8 | 1008.8 | |||||||
| 01 | 19:51 | NE 23 G 28 | 10.00 | Light Rain and Breezy | BKN011 OVC020 | 70 | 66 | 87% | 29.79 | 1008.4 | |||||||
| 01 | 18:51 | NE 25 G 31 | 10.00 | Overcast and Breezy | BKN013 OVC021 | 70 | 66 | 72 | 70 | 87% | 29.78 | 1008.1 | |||||
| 01 | 17:51 | NE 28 G 35 | 10.00 | Light Rain and Windy | BKN012 BKN019 OVC023 | 70 | 66 | 87% | 29.78 | 1007.9 | |||||||
| 01 | 16:51 | NE 22 G 30 | 10.00 | Overcast and Breezy | BKN010 BKN016 OVC022 | 71.1 | 66.9 | 87% | 29.76 | 1007.5 | |||||||
| 01 | 15:51 | NE 22 G 31 | 10.00 | Light Rain and Breezy | BKN010 OVC017 | 71.1 | 66.9 | 87% | 29.76 | 1007.4 | |||||||
| 01 | 14:51 | NE 24 G 32 | 10.00 | Overcast and Breezy | BKN010 OVC015 | 71.1 | 66.9 | 87% | 29.75 | 1007.2 | |||||||
| 01 | 13:51 | NE 21 G 30 | 8.00 | Overcast and Breezy | BKN010 OVC016 | 71.1 | 68 | 90% | 29.75 | 1007.0 | |||||||
| 01 | 12:51 | NE 20 G 26 | 6.00 | Light Rain Fog/Mist | BKN010 BKN016 OVC035 | 71.1 | 69.1 | 73 | 64.9 | 94% | 29.75 | 1007.0 | 0.63 | ||||
| 01 | 11:51 | NE 15 G 28 | 10.00 | Overcast | BKN013 OVC047 | 71.1 | 66 | 84% | 29.75 | 1007.0 | |||||||
| 01 | 10:51 | NE 18 G 25 | 10.00 | Overcast | FEW013 OVC055 | 69.1 | 64.9 | 87% | 29.75 | 1007.1 | 0.1 | ||||||
| 01 | 09:51 | E 17 G 29 | 2.00 | Heavy Rain Fog/Mist | SCT039 BKN050 OVC080 | 66.9 | 64 | 91% | 29.74 | 1006.7 | 0.27 | 0.53 | |||||
| 01 | 08:51 | E 16 G 26 | 5.00 | Light Rain Fog/Mist | FEW012 FEW040 BKN110 OVC250 | 66 | 64 | 93% | 29.74 | 1006.8 | 0.04 | ||||||
| 01 | 07:51 | E 18 G 30 | 4.00 | Rain Fog/Mist | SCT008 BKN018 OVC045 | 66 | 63 | 90% | 29.76 | 1007.4 | 0.22 | ||||||
| 01 | 06:51 | E 13 | 2.00 | Heavy Rain Fog/Mist | FEW008 BKN015 OVC035 | 68 | 66.9 | 72 | 68 | 96% | 29.74 | 1006.6 | 0.67 | 1.22 | |||
| 01 | 05:51 | E 10 | 3.00 | Rain Fog/Mist | SCT010 BKN015 OVC028 | 69.1 | 66.9 | 93% | 29.75 | 1007.1 | 0.18 | ||||||
| 01 | 04:51 | E 13 | 4.00 | Light Rain Fog/Mist | FEW016 SCT025 BKN035 | 69.1 | 68 | 96% | 29.72 | 1006.1 | 0.18 | ||||||
| 01 | 03:51 | E 12 | 4.00 | Rain Fog/Mist | FEW011 BKN019 OVC035 | 69.1 | 66 | 90% | 29.75 | 1006.9 | 0.14 | 0.19 | |||||
| 01 | 02:51 | E 14 G 21 | 5.00 | Light Rain Fog/Mist | BKN037 OVC050 | 71.1 | 68 | 90% | 29.75 | 1006.9 | 0.05 | ||||||
| 01 | 01:51 | E 12 | 10.00 | Overcast | BKN032 OVC043 | 72 | 66 | 82% | 29.78 | 1007.9 | |||||||
| 01 | 00:51 | E 13 | 10.00 | Light Rain | OVC060 | 72 | 64 | 73 | 70 | 76% | 29.78 | 1008.0 | |||||
| 31 | 23:51 | E 9 | 10.00 | Overcast | OVC050 | 71.1 | 63 | 76% | 29.8 | 1008.6 | |||||||
| 31 | 22:51 | E 10 G 21 | 10.00 | Overcast | BKN048 OVC065 | 71.1 | 62.1 | 73% | 29.8 | 1008.7 | |||||||
| 31 | 21:51 | E 13 | 10.00 | Overcast | BKN047 OVC065 | 70 | 64 | 82% | 29.81 | 1009.1 | |||||||
| 31 | 20:51 | SE 13 | 10.00 | Light Rain | FEW030 OVC045 | 71.1 | 62.1 | 73% | 29.83 | 1009.6 | |||||||
| 31 | 19:51 | SE 12 G 22 | 10.00 | Overcast | FEW030 OVC050 | 73 | 59 | 62% | 29.83 | 1009.7 | |||||||
| 31 | 18:51 | SE 16 G 24 | 10.00 | Overcast | FEW025 OVC046 | 73 | 60.1 | 78.1 | 72 | 64% | 29.85 | 1010.2 | 0.04 | ||||
| 31 | 17:51 | SE 10 | 10.00 | Overcast | FEW026 FEW045 OVC060 | 73 | 61 | 66% | 29.86 | 1010.8 | |||||||
| 31 | 16:51 | S 12 G 24 | 10.00 | Overcast | FEW026 SCT050 OVC065 | 73 | 64 | 74% | 29.88 | 1011.5 | |||||||
| 31 | 15:51 | S 7 | 10.00 | Light Rain | FEW026 FEW044 OVC075 | 72 | 66 | 82% | 29.9 | 1012.0 | 0.03 | 0.04 | |||||
| 31 | 14:51 | S 7 | 10.00 | Light Rain | FEW045 SCT090 OVC110 | 73.9 | 66 | 76% | 29.91 | 1012.4 | |||||||
| 31 | 13:51 | SE 9 | 10.00 | Light Rain | FEW045 FEW085 OVC110 | 75 | 64.9 | 71% | 77 | 29.92 | 1012.7 | 0.01 | |||||
| 31 | 12:51 | S 12 G 20 | 10.00 | Light Rain | FEW045 FEW080 BKN110 OVC150 | 78.1 | 62.1 | 81 | 72 | 58% | 80 | 29.95 | 1013.6 | ||||
| 31 | 11:51 | S 12 G 21 | 10.00 | Overcast | FEW043 FEW120 BKN170 OVC250 | 79 | 62.1 | 56% | 80 | 29.96 | 1013.8 | ||||||
| 31 | 10:51 | S 14 | 10.00 | Overcast | FEW050 SCT190 OVC250 | 79 | 63 | 58% | 81 | 29.95 | 1013.5 | ||||||
| 31 | 09:51 | SE 14 | 10.00 | Mostly Cloudy | SCT190 BKN250 | 80.1 | 63 | 56% | 81 | 29.95 | 1013.6 | ||||||
| 31 | 08:51 | SE 9 | 10.00 | Mostly Cloudy | BKN190 BKN250 | 77 | 62.1 | 60% | 79 | 29.97 | 1014.3 | ||||||
| 31 | 07:51 | SE 6 | 10.00 | Mostly Cloudy | SCT190 BKN250 | 75.9 | 62.1 | 62% | 78 | 29.98 | 1014.7 | ||||||
| 31 | 06:51 | S 5 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 72 | 62.1 | 73.9 | 70 | 71% | 29.99 | 1015.0 | |||||
| 31 | 05:51 | S 6 | 10.00 | Mostly Cloudy | BKN250 | 71.1 | 62.1 | 73% | 29.99 | 1015.0 | |||||||
| 31 | 04:51 | SE 5 | 10.00 | Mostly Cloudy | BKN250 | 70 | 62.1 | 76% | 29.99 | 1015.1 | |||||||
| 31 | 03:51 | SW 5 | 10.00 | Mostly Cloudy | BKN250 | 71.1 | 62.1 | 73% | 29.99 | 1015.1 | |||||||
| 31 | 02:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 71.1 | 62.1 | 73% | 30.01 | 1015.5 | |||||||
| 31 | 01:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 73 | 61 | 66% | 30.01 | 1015.8 | |||||||
| 31 | 00:51 | SW 3 | 10.00 | Mostly Cloudy | BKN250 | 73.9 | 62.1 | 82.9 | 73.9 | 67% | 30.01 | 1015.8 | |||||
| 30 | 23:51 | S 3 | 10.00 | Mostly Cloudy | SCT200 BKN250 | 75 | 62.1 | 64% | 77 | 30.02 | 1016.0 | ||||||
| 30 | 22:51 | SW 3 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 75 | 62.1 | 64% | 77 | 30.03 | 1016.4 | ||||||
| 30 | 21:51 | W 5 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 78.1 | 61 | 56% | 80 | 30.04 | 1016.6 | ||||||
| 30 | 20:51 | E 5 | 10.00 | Mostly Cloudy | FEW180 BKN250 | 80.1 | 60.1 | 51% | 81 | 30.02 | 1015.8 | ||||||
| 30 | 19:51 | W 5 | 10.00 | Mostly Cloudy | FEW180 BKN250 | 81 | 60.1 | 49% | 82 | 30.01 | 1015.7 | ||||||
| 30 | 18:51 | W 7 | 10.00 | Mostly Cloudy | BKN250 | 82.9 | 59 | 87.1 | 82.9 | 44% | 83 | 30.01 | 1015.8 | ||||
| 30 | 17:51 | SW 5 | 10.00 | Mostly Cloudy | BKN250 | 84.9 | 57.9 | 40% | 84 | 30.02 | 1016.2 | ||||||
| 30 | 16:51 | SW 6 | 10.00 | Mostly Cloudy | FEW045 BKN250 | 86 | 57.9 | 39% | 85 | 30.03 | 1016.3 | ||||||
| 30 | 15:51 | SW 7 | 10.00 | Mostly Cloudy | FEW045 BKN250 | 86 | 55.9 | 36% | 85 | 30.04 | 1016.7 | ||||||
| 30 | 14:51 | NW 5 | 10.00 | Mostly Cloudy | BKN250 | 86 | 55.9 | 36% | 85 | 30.05 | 1017.2 | ||||||
| 30 | 13:51 | Vrbl 7 | 10.00 | Mostly Cloudy | BKN250 | 84.9 | 55.9 | 37% | 84 | 30.06 | 1017.6 | ||||||
| 30 | 12:51 | Vrbl 5 | 10.00 | Mostly Cloudy | BKN250 | 84.9 | 57 | 84.9 | 66 | 39% | 84 | 30.07 | 1017.8 | ||||
| 30 | 11:51 | SW 5 | 10.00 | Partly Cloudy | SCT250 | 82.9 | 55 | 38% | 82 | 30.08 | 1018.0 | ||||||
| 30 | 10:51 | Vrbl 3 | 10.00 | Partly Cloudy | SCT250 | 82 | 55.9 | 41% | 82 | 30.08 | 1018.0 | ||||||
| 30 | 09:51 | Vrbl 3 | 10.00 | Partly Cloudy | SCT250 | 79 | 55 | 44% | 80 | 30.09 | 1018.4 | ||||||
| 30 | 08:51 | SW 5 | 10.00 | A Few Clouds | FEW250 | 75.9 | 55.9 | 50% | 78 | 30.09 | 1018.5 | ||||||
| 30 | 07:51 | W 5 | 10.00 | A Few Clouds | FEW250 | 71.1 | 55.9 | 59% | 30.08 | 1018.2 | |||||||
| 30 | 06:51 | Calm | 10.00 | A Few Clouds | FEW250 | 66 | 55 | 66 | 63 | 68% | 30.06 | 1017.7 | |||||
| 30 | 05:51 | W 3 | 10.00 | A Few Clouds | FEW250 | 63 | 55.9 | 78% | 30.06 | 1017.6 | |||||||
| 30 | 04:51 | W 3 | 10.00 | A Few Clouds | FEW250 | 63 | 55.9 | 78% | 30.06 | 1017.5 | |||||||
| 30 | 03:51 | Calm | 10.00 | Fair | CLR | 64 | 55.9 | 75% | 30.05 | 1017.2 | |||||||
| 30 | 02:51 | W 3 | 10.00 | Fair | CLR | 64 | 55 | 73% | 30.05 | 1017.2 | |||||||
| 30 | 01:51 | Calm | 10.00 | Fair | CLR | 64.9 | 55 | 70% | 30.05 | 1017.3 | |||||||
| 30 | 00:51 | W 3 | 10.00 | Fair | CLR | 66 | 55 | 77 | 66 | 68% | 30.05 | 1017.2 | |||||
| 29 | 23:51 | E 3 | 10.00 | Fair | CLR | 69.1 | 55.9 | 63% | 30.04 | 1016.9 | |||||||
| 29 | 22:51 | N 5 | 10.00 | Fair | CLR | 70 | 53.1 | 55% | 30.03 | 1016.6 | |||||||
| 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) | |||||||||||||||