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. | ||||||||||||||||
| 05 | 13:51 | N 10 | 5.00 | Fog/Mist | OVC007 | 71.1 | 68 | 90% | 29.98 | 1015.0 | |||||||
| 05 | 12:51 | N 8 | 5.00 | Fog/Mist | OVC008 | 72 | 68 | 73 | 66.9 | 87% | 29.99 | 1015.0 | |||||
| 05 | 11:51 | N 9 | 4.00 | Fog/Mist | OVC007 | 71.1 | 66.9 | 87% | 29.99 | 1015.3 | |||||||
| 05 | 10:51 | N 10 | 4.00 | Fog/Mist | OVC008 | 71.1 | 66.9 | 87% | 29.99 | 1015.2 | |||||||
| 05 | 09:51 | N 12 | 5.00 | Fog/Mist | OVC006 | 70 | 66.9 | 90% | 29.98 | 1014.8 | |||||||
| 05 | 08:51 | N 7 | 5.00 | Fog/Mist | OVC006 | 69.1 | 66.9 | 93% | 29.96 | 1014.1 | |||||||
| 05 | 07:51 | N 9 | 7.00 | Mostly Cloudy | SCT007 BKN070 BKN250 | 69.1 | 66 | 90% | 29.94 | 1013.5 | |||||||
| 05 | 06:51 | N 10 | 6.00 | Fog/Mist | FEW010 SCT075 SCT095 BKN140 BKN250 | 66.9 | 64 | 68 | 66 | 91% | 29.93 | 1013.2 | 0.03 | ||||
| 05 | 05:51 | N 6 | 6.00 | Fog/Mist | BKN060CB BKN250 | 66.9 | 64 | 91% | 29.95 | 1013.7 | |||||||
| 05 | 04:51 | N 7 | 7.00 | Fog/Mist | SCT050CB BKN070 BKN120 BKN250 | 66 | 64 | 93% | 29.95 | 1014.0 | |||||||
| 05 | 03:51 | NW 5 | 8.00 | Overcast | BKN050CB BKN070 OVC110 | 66.9 | 64 | 91% | 29.95 | 1013.6 | 0.03 | 0.03 | |||||
| 05 | 02:51 | Calm | 10.00 | Overcast | BKN065CB BKN100 OVC250 | 68 | 64 | 87% | 29.94 | 1013.4 | |||||||
| 05 | 01:51 | N 3 | 8.00 | Mostly Cloudy | FEW005 BKN065 BKN100 BKN250 | 66.9 | 64.9 | 93% | 29.94 | 1013.4 | |||||||
| 05 | 00:51 | N 7 | 5.00 | Fog/Mist | FEW005 SCT025 BKN250 | 68 | 66 | 72 | 68 | 93% | 29.94 | 1013.2 | |||||
| 04 | 23:51 | E 6 | 4.00 | Fog/Mist | SCT005 BKN023 BKN250 | 68 | 66 | 93% | 29.94 | 1013.4 | |||||||
| 04 | 22:51 | NE 10 | 2.50 | Smoke Fog/Mist | OVC004 | 68 | 66 | 93% | 29.94 | 1013.3 | |||||||
| 04 | 22:46 | NE 10 | 2.00 | Smoke Fog/Mist | OVC004 | 68 | 66 | 93% | 29.94 | 1013.3 | |||||||
| 04 | 21:51 | N 14 | 2.50 | Smoke Fog/Mist | BKN004 BKN100 BKN250 | 68 | 66.9 | 96% | 29.94 | 1013.3 | |||||||
| 04 | 20:51 | NE 10 | 7.00 | Mostly Cloudy | FEW010 SCT050 BKN250 | 71.1 | 69.1 | 94% | 29.94 | 1013.4 | |||||||
| 04 | 19:51 | N 8 | 10.00 | Mostly Cloudy | BKN011 BKN042 BKN250 | 71.1 | 69.1 | 94% | 29.93 | 1013.2 | |||||||
| 04 | 18:51 | E 14 | 5.00 | Light Rain Fog/Mist | FEW010 BKN100 | 71.1 | 69.1 | 82.9 | 71.1 | 94% | 29.9 | 1012.3 | 0.06 | 0.18 | |||
| 04 | 17:51 | E 12 | 3.00 | Thunderstorm Light Rain Fog/Mist | SCT050CB OVC100 | 72 | 70 | 94% | 29.95 | 1013.7 | 0.12 | ||||||
| 04 | 16:51 | N 13 | 10.00 | Thunderstorm Light Rain | SCT039CB SCT090 OVC110 | 75 | 69.1 | 82% | 75 | 29.94 | 1013.5 | ||||||
| 04 | 15:51 | NE 15 | 10.00 | Thunderstorm | BKN030CB BKN250 | 78.1 | 68 | 71% | 80 | 29.93 | 1013.0 | ||||||
| 04 | 14:51 | E 14 | 10.00 | Mostly Cloudy | SCT035 BKN100 | 80.1 | 69.1 | 69% | 83 | 29.94 | 1013.3 | ||||||
| 04 | 13:51 | Vrbl 5 | 10.00 | Mostly Cloudy | SCT036 SCT048 BKN080 BKN250 | 82 | 72 | 72% | 87 | 29.96 | 1014.0 | ||||||
| 04 | 12:51 | SW 6 | 10.00 | Overcast | BKN037 BKN044 OVC060 | 82.9 | 70 | 82.9 | 71.1 | 65% | 87 | 29.99 | 1014.8 | ||||
| 04 | 11:51 | SW 5 | 10.00 | Mostly Cloudy | FEW030 BKN130 BKN250 | 82.9 | 70 | 65% | 87 | 29.99 | 1014.9 | ||||||
| 04 | 10:51 | Calm | 10.00 | Mostly Cloudy | SCT160 BKN230 | 81 | 68 | 65% | 84 | 29.97 | 1014.2 | ||||||
| 04 | 08:51 | W 6 | 10.00 | Mostly Cloudy | FEW035 FEW065 BKN240 | 75.9 | 70 | 82% | 77 | 29.99 | 1015.0 | ||||||
| 04 | 07:51 | W 5 | 10.00 | Mostly Cloudy | FEW035 FEW065 FEW160 BKN240 | 73 | 69.1 | 87% | 29.98 | 1014.5 | |||||||
| 04 | 06:51 | W 5 | 10.00 | Mostly Cloudy | FEW060 FEW160 BKN240 | 71.1 | 69.1 | 71.1 | 68 | 94% | 29.99 | 1015.0 | |||||
| 04 | 05:51 | Calm | 8.00 | Mostly Cloudy | FEW065 SCT160 BKN250 | 69.1 | 68 | 96% | 29.99 | 1014.9 | |||||||
| 04 | 04:51 | SW 3 | 10.00 | Mostly Cloudy | FEW055 FEW070 BKN250 | 70 | 68 | 93% | 29.99 | 1015.0 | |||||||
| 04 | 03:51 | SW 7 | 10.00 | Mostly Cloudy | FEW080 BKN250 | 70 | 68 | 93% | 30.01 | 1015.7 | |||||||
| 04 | 02:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 69.1 | 68 | 96% | 30 | 1015.5 | |||||||
| 04 | 01:51 | Calm | 10.00 | Mostly Cloudy | FEW065 FEW120 BKN200 BKN250 | 70 | 69.1 | 97% | 29.98 | 1014.7 | |||||||
| 04 | 00:51 | SW 8 | 10.00 | Light Rain | FEW065 BKN120 OVC250 | 70 | 68 | 82.9 | 70 | 93% | 29.98 | 1014.6 | 0.04 | 1.36 | |||
| 03 | 23:51 | S 9 | 5.00 | Rain Fog/Mist | FEW040 BKN090 OVC120 | 71.1 | 68 | 90% | 30.01 | 1015.5 | 0.13 | ||||||
| 03 | 22:51 | E 5 | 10.00 | Thunderstorm Light Rain | SCT035CB OVC110 | 72 | 69.1 | 91% | 30.03 | 1016.2 | 0.75 | ||||||
| 03 | 21:51 | W 18 G 35 | 2.00 | Thunderstorm Rain Fog/Mist | SCT020 BKN039CB OVC080 | 72 | 70 | 94% | 30.03 | 1016.2 | 0.44 | 0.44 | |||||
| 03 | 20:51 | NW 3 | 10.00 | Overcast | SCT046 BKN100 BKN160 OVC250 | 81 | 75 | 82% | 87 | 29.96 | 1013.9 | ||||||
| 03 | 19:51 | Calm | 10.00 | Mostly Cloudy | FEW045 SCT150 BKN300 | 82 | 73.9 | 77% | 88 | 29.96 | 1013.9 | ||||||
| 03 | 18:51 | W 6 | 10.00 | Mostly Cloudy | FEW045 FEW150 BKN350 | 82.9 | 73.9 | 84.9 | 70 | 74% | 89 | 29.96 | 1013.9 | 0.2 | |||
| 03 | 17:51 | SW 7 | 10.00 | Mostly Cloudy | FEW120 SCT210 BKN300 | 82.9 | 73 | 72% | 89 | 29.96 | 1014.1 | ||||||
| 03 | 16:51 | S 5 | 10.00 | Mostly Cloudy | FEW045 SCT200 BKN300 | 79 | 70 | 74% | 82 | 30 | 1015.4 | ||||||
| 03 | 15:51 | S 5 | 10.00 | Overcast | FEW060 SCT140 BKN210 OVC250 | 73.9 | 68 | 82% | 30.01 | 1015.8 | 0.2 | ||||||
| 03 | 14:51 | E 7 | 10.00 | Light Rain | FEW040 BKN150 OVC250 | 72 | 69.1 | 91% | 30.02 | 1016.2 | |||||||
| 03 | 13:51 | S 8 | 9.00 | Thunderstorm Light Rain | FEW024 SCT040CB BKN095 OVC250 | 73 | 66 | 79% | 30.02 | 1016.2 | 0.2 | ||||||
| 03 | 12:51 | S 8 | 9.00 | Light Rain | FEW033 BKN046CB BKN100 BKN250 | 84 | 77 | 88 | 73.9 | 80% | 94 | 30 | 1015.4 | 0.02 | 0.02 | ||
| 03 | 11:51 | Vrbl 7 | 10.00 | Mostly Cloudy | FEW024 FEW050 BKN250 | 86 | 75.9 | 72% | 96 | 30.04 | 1016.6 | ||||||
| 03 | 10:51 | W 8 | 10.00 | Mostly Cloudy | SCT021 BKN028 BKN250 | 84 | 75 | 74% | 92 | 30.06 | 1017.4 | ||||||
| 03 | 09:51 | SW 9 | 10.00 | Partly Cloudy | FEW040 SCT250 | 82.9 | 75 | 77% | 90 | 30.06 | 1017.3 | ||||||
| 03 | 08:51 | S 10 | 10.00 | A Few Clouds | FEW044 FEW250 | 80.1 | 73 | 79% | 84 | 30.06 | 1017.2 | ||||||
| 03 | 07:51 | S 7 | 10.00 | A Few Clouds | FEW180 FEW250 | 75.9 | 71.1 | 85% | 76 | 30.06 | 1017.2 | ||||||
| 03 | 06:51 | SW 6 | 10.00 | A Few Clouds | FEW180 FEW250 | 73.9 | 70 | 73.9 | 71.1 | 88% | 30.05 | 1016.9 | 0.14 | ||||
| 03 | 05:51 | S 9 | 10.00 | Partly Cloudy | FEW180 SCT250 | 72 | 70 | 94% | 30.01 | 1015.7 | |||||||
| 03 | 04:51 | S 13 | 10.00 | A Few Clouds | FEW250 | 72 | 70 | 94% | 29.99 | 1014.8 | |||||||
| 03 | 03:51 | S 8 | 10.00 | Mostly Cloudy | FEW090 SCT150 BKN250 | 71.1 | 70 | 96% | 30 | 1015.1 | 0.14 | ||||||
| 03 | 02:51 | S 8 | 10.00 | Light Rain | SCT085 BKN110 OVC250 | 72 | 70 | 94% | 30.03 | 1016.2 | 0.04 | ||||||
| 03 | 01:51 | Calm | 9.00 | Thunderstorm Light Rain | FEW050CB BKN130 OVC250 | 71.1 | 69.1 | 94% | 30.08 | 1017.8 | 0.1 | ||||||
| 03 | 00:51 | Vrbl 3 | 3.00 | Thunderstorm Light Rain Fog/Mist | SCT040CB BKN095 OVC150 | 71.1 | 69.1 | 91.9 | 71.1 | 94% | 30.1 | 1018.6 | 0.56 | 1.63 | |||
| 02 | 23:51 | S 7 | 4.00 | Thunderstorm Light Rain Fog/Mist | FEW035CB BKN070 OVC110 | 72 | 69.1 | 91% | 30.08 | 1018.0 | 0.14 | ||||||
| 02 | 22:51 | S 12 G 28 | 3.00 | Thunderstorm Heavy Rain Fog/Mist | SCT035CB BKN075 OVC120 | 73 | 66.9 | 81% | 30.07 | 1017.7 | 0.93 | ||||||
| 02 | 21:51 | NW 15 G 22 | 10.00 | Thunderstorm | BKN038 BKN075 BKN100 BKN250 | 78.1 | 69.1 | 74% | 80 | 30.04 | 1016.7 | ||||||
| 02 | 20:51 | SW 10 | 10.00 | Thunderstorm | SCT050CB BKN150 BKN250 | 88 | 72 | 59% | 95 | 29.99 | 1015.0 | ||||||
| 02 | 19:51 | S 8 G 21 | 10.00 | Thunderstorm | SCT050CB BKN100 BKN250 | 90 | 73 | 58% | 98 | 29.98 | 1014.5 | ||||||
| 02 | 18:51 | SW 13 G 22 | 10.00 | Partly Cloudy | FEW050 SCT250 | 91.9 | 70 | 95 | 90 | 49% | 98 | 29.99 | 1014.9 | ||||
| 02 | 16:51 | S 12 G 23 | 10.00 | Partly Cloudy | SCT060 SCT250 | 93.9 | 69.1 | 44% | 99 | 30 | 1015.1 | ||||||
| 02 | 15:51 | SW 13 G 22 | 10.00 | Mostly Cloudy | SCT060 BKN250 | 93.9 | 66.9 | 41% | 98 | 30.01 | 1015.4 | ||||||
| 02 | 14:51 | S 14 G 20 | 10.00 | Mostly Cloudy | SCT055 BKN250 | 93.9 | 69.1 | 44% | 99 | 30.02 | 1015.9 | ||||||
| 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) | |||||||||||||||