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. | ||||||||||||||||
| 17 | 06:51 | S 7 | 10.00 | Overcast | FEW100 BKN140 BKN190 OVC250 | 60.1 | 51.1 | 61 | 59 | 72% | 29.63 | 1003.1 | |||||
| 17 | 05:51 | SW 5 | 10.00 | Mostly Cloudy | BKN180 BKN250 | 60.1 | 51.1 | 72% | 29.65 | 1003.7 | |||||||
| 17 | 04:51 | SW 5 | 10.00 | Overcast | BKN180 OVC250 | 59 | 51.1 | 75% | 29.63 | 1003.1 | |||||||
| 17 | 03:51 | SW 5 | 10.00 | Mostly Cloudy | BKN250 | 59 | 50 | 72% | 29.63 | 1003.0 | |||||||
| 17 | 02:51 | SW 5 | 10.00 | Mostly Cloudy | BKN250 | 60.1 | 50 | 70% | 29.63 | 1003.1 | |||||||
| 17 | 01:51 | SW 7 | 10.00 | Mostly Cloudy | BKN250 | 60.1 | 50 | 70% | 29.65 | 1003.8 | |||||||
| 17 | 00:51 | SW 5 | 10.00 | A Few Clouds | FEW250 | 61 | 50 | 68 | 61 | 67% | 29.65 | 1003.8 | |||||
| 16 | 23:51 | SW 6 | 10.00 | A Few Clouds | FEW075 FEW250 | 62.1 | 51.1 | 67% | 29.66 | 1003.9 | |||||||
| 16 | 22:51 | SW 5 | 10.00 | A Few Clouds | FEW075 FEW250 | 64 | 50 | 60% | 29.65 | 1003.8 | |||||||
| 16 | 21:51 | W 6 | 10.00 | A Few Clouds | FEW250 | 64.9 | 50 | 59% | 29.65 | 1003.6 | |||||||
| 16 | 20:51 | W 9 | 10.00 | Mostly Cloudy | SCT075 BKN250 | 66.9 | 48.9 | 53% | 29.63 | 1003.0 | |||||||
| 16 | 19:51 | W 13 G 22 | 10.00 | Mostly Cloudy | FEW065 BKN075 | 68 | 48.9 | 51% | 29.62 | 1002.7 | |||||||
| 16 | 18:51 | W 17 G 32 | 10.00 | Mostly Cloudy | FEW055 BKN070 | 68 | 48 | 75.9 | 68 | 49% | 29.61 | 1002.5 | |||||
| 16 | 17:51 | W 16 G 28 | 10.00 | Mostly Cloudy | FEW055 BKN080 BKN250 | 69.1 | 50 | 51% | 29.6 | 1002.1 | |||||||
| 16 | 16:51 | W 22 G 35 | 10.00 | Mostly Cloudy and Breezy | FEW060 BKN070 BKN250 | 72 | 46.9 | 41% | 29.59 | 1001.6 | |||||||
| 16 | 15:51 | W 17 G 33 | 10.00 | Mostly Cloudy | BKN070 BKN250 | 73.9 | 46 | 37% | 29.57 | 1001.0 | |||||||
| 16 | 14:51 | SW 14 G 30 | 10.00 | Mostly Cloudy | BKN070 BKN085 BKN250 | 75 | 46 | 36% | 77 | 29.56 | 1000.5 | ||||||
| 16 | 13:51 | SW 18 G 32 | 10.00 | Mostly Cloudy | BKN055 BKN250 | 75.9 | 53.1 | 45% | 78 | 29.57 | 1001.0 | ||||||
| 16 | 12:51 | SW 25 G 39 | 10.00 | Mostly Cloudy and Breezy | BKN045 BKN060 BKN090 BKN250 | 73.9 | 53.1 | 73.9 | 64.9 | 48% | 29.6 | 1001.9 | |||||
| 16 | 11:51 | S 21 G 37 | 10.00 | A Few Clouds and Breezy | FEW045 FEW085 FEW250 | 72 | 51.1 | 48% | 29.61 | 1002.4 | |||||||
| 16 | 10:51 | SW 18 G 36 | 10.00 | Mostly Cloudy | SCT085 BKN250 | 70 | 51.1 | 51% | 29.63 | 1003.0 | |||||||
| 16 | 09:51 | SW 12 G 22 | 10.00 | Mostly Cloudy | BKN085 BKN110 BKN250 | 69.1 | 51.1 | 53% | 29.66 | 1003.8 | |||||||
| 16 | 08:51 | S 10 | 10.00 | Mostly Cloudy | FEW070 SCT095 BKN190 BKN250 | 66.9 | 50 | 55% | 29.66 | 1004.1 | |||||||
| 16 | 07:51 | SW 13 G 25 | 10.00 | Mostly Cloudy | FEW060 SCT100 BKN130 BKN250 | 64.9 | 50 | 59% | 29.71 | 1005.6 | |||||||
| 16 | 06:51 | SW 12 G 22 | 10.00 | Mostly Cloudy | FEW060 FEW090 SCT130 BKN250 | 64.9 | 50 | 64.9 | 62.1 | 59% | 29.71 | 1005.7 | |||||
| 16 | 05:51 | SW 12 G 21 | 10.00 | A Few Clouds | FEW090 FEW150 FEW250 | 62.1 | 50 | 65% | 29.73 | 1006.2 | |||||||
| 16 | 04:51 | SW 12 | 10.00 | A Few Clouds | FEW090 FEW200 | 62.1 | 50 | 65% | 29.73 | 1006.5 | |||||||
| 16 | 03:51 | SW 12 | 10.00 | A Few Clouds | FEW200 | 62.1 | 51.1 | 67% | 29.74 | 1006.8 | |||||||
| 16 | 02:51 | SW 10 | 10.00 | A Few Clouds | FEW090 FEW180 | 63 | 50 | 63% | 29.77 | 1007.6 | |||||||
| 16 | 01:51 | SW 9 | 10.00 | A Few Clouds | FEW180 FEW250 | 64 | 50 | 60% | 29.78 | 1008.1 | |||||||
| 16 | 00:51 | SW 9 | 10.00 | Partly Cloudy | FEW180 SCT250 | 64.9 | 48.9 | 75 | 64.9 | 56% | 29.8 | 1008.9 | |||||
| 15 | 23:51 | SW 9 | 10.00 | Mostly Cloudy | FEW080 SCT180 BKN250 | 66.9 | 48 | 51% | 29.82 | 1009.4 | |||||||
| 15 | 21:51 | S 7 | 10.00 | Mostly Cloudy | FEW180 BKN250 | 69.1 | 46 | 44% | 29.84 | 1010.2 | |||||||
| 15 | 20:51 | SW 7 | 10.00 | Mostly Cloudy | FEW070 BKN250 | 71.1 | 44.1 | 38% | 29.83 | 1009.9 | |||||||
| 15 | 19:51 | SW 7 | 10.00 | Mostly Cloudy | FEW070 BKN250 | 73 | 45 | 37% | 29.83 | 1010.0 | |||||||
| 15 | 18:51 | SW 13 G 24 | 10.00 | Mostly Cloudy | SCT075 BKN250 | 75 | 44.1 | 77 | 72 | 33% | 77 | 29.84 | 1010.0 | ||||
| 15 | 17:51 | SW 9 | 10.00 | Mostly Cloudy | SCT075 BKN250 | 75.9 | 44.1 | 32% | 77 | 29.84 | 1010.3 | ||||||
| 15 | 16:51 | W 12 G 21 | 10.00 | Mostly Cloudy | SCT070 BKN250 | 75 | 44.1 | 33% | 77 | 29.86 | 1010.9 | ||||||
| 15 | 14:51 | W 9 G 18 | 10.00 | Mostly Cloudy | SCT070 BKN250 | 75 | 44.1 | 33% | 77 | 29.89 | 1011.8 | ||||||
| 15 | 13:51 | W 10 | 10.00 | Mostly Cloudy | SCT065 BKN300 | 73 | 44.1 | 35% | 29.91 | 1012.6 | |||||||
| 15 | 12:51 | W 12 G 21 | 10.00 | Partly Cloudy | SCT060 SCT300 | 72 | 46 | 72 | 57.9 | 40% | 29.92 | 1013.1 | |||||
| 15 | 11:51 | W 14 G 24 | 10.00 | Partly Cloudy | SCT055 SCT300 | 71.1 | 44.1 | 38% | 29.95 | 1013.8 | |||||||
| 15 | 10:51 | W 10 | 10.00 | A Few Clouds | FEW046 FEW200 | 70 | 46 | 42% | 29.95 | 1014.0 | |||||||
| 15 | 09:51 | W 13 G 22 | 10.00 | A Few Clouds | FEW200 | 66.9 | 45 | 45% | 29.96 | 1014.4 | |||||||
| 15 | 08:51 | W 10 | 10.00 | A Few Clouds | FEW250 | 64 | 46.9 | 54% | 29.97 | 1014.7 | |||||||
| 15 | 07:51 | SW 12 | 10.00 | A Few Clouds | FEW250 | 61 | 46.9 | 60% | 29.97 | 1014.8 | |||||||
| 15 | 05:51 | SW 8 | 10.00 | A Few Clouds | FEW250 | 54 | 45 | 72% | 29.97 | 1014.8 | |||||||
| 15 | 04:51 | SW 5 | 10.00 | A Few Clouds | FEW250 | 53.1 | 46 | 77% | 29.97 | 1014.9 | |||||||
| 15 | 03:51 | SW 5 | 10.00 | Fair | CLR | 53.1 | 46 | 77% | 29.99 | 1015.4 | |||||||
| 15 | 02:51 | SW 5 | 10.00 | Fair | CLR | 54 | 46 | 75% | 30 | 1015.7 | |||||||
| 15 | 01:51 | SW 5 | 10.00 | Fair | CLR | 54 | 46 | 75% | 30 | 1015.7 | |||||||
| 15 | 00:51 | W 3 | 10.00 | A Few Clouds | FEW060 | 55.9 | 46 | 69.1 | 55.9 | 70% | 29.99 | 1015.6 | |||||
| 14 | 23:51 | W 5 | 10.00 | A Few Clouds | FEW060 | 57.9 | 44.1 | 60% | 29.99 | 1015.3 | |||||||
| 14 | 22:51 | NW 8 | 10.00 | A Few Clouds | FEW055 | 59 | 43 | 56% | 29.99 | 1015.3 | |||||||
| 14 | 21:51 | NW 14 G 21 | 10.00 | Mostly Cloudy | BKN055 | 62.1 | 44.1 | 52% | 29.99 | 1015.3 | |||||||
| 14 | 20:51 | N 14 | 10.00 | Mostly Cloudy | BKN055 | 63 | 46.9 | 56% | 29.96 | 1014.2 | |||||||
| 14 | 19:51 | NW 14 | 10.00 | Mostly Cloudy | BKN055 | 66 | 46 | 49% | 29.92 | 1013.2 | |||||||
| 14 | 18:51 | NW 15 | 10.00 | Partly Cloudy | SCT060 | 69.1 | 46 | 70 | 64.9 | 44% | 29.9 | 1012.4 | |||||
| 14 | 17:51 | NW 15 G 25 | 10.00 | Mostly Cloudy | BKN060 | 69.1 | 46 | 44% | 29.9 | 1012.1 | |||||||
| 14 | 16:51 | NW 16 G 28 | 10.00 | Mostly Cloudy | FEW047 BKN060 | 69.1 | 48 | 47% | 29.9 | 1012.2 | |||||||
| 14 | 15:51 | W 13 | 10.00 | Mostly Cloudy | FEW039 BKN050 | 66 | 48.9 | 54% | 29.91 | 1012.5 | |||||||
| 14 | 14:51 | NW 15 G 25 | 10.00 | Overcast | SCT039 OVC050 | 66 | 48.9 | 54% | 29.89 | 1011.8 | |||||||
| 14 | 13:51 | NW 16 G 28 | 10.00 | Overcast | SCT039 OVC055 | 66 | 51.1 | 59% | 29.87 | 1011.1 | |||||||
| 14 | 12:51 | NW 16 G 23 | 10.00 | Mostly Cloudy | FEW035 SCT043 BKN060 BKN150 | 68 | 53.1 | 69.1 | 60.1 | 59% | 29.85 | 1010.4 | 0.14 | ||||
| 14 | 11:51 | NW 14 G 21 | 10.00 | Mostly Cloudy | SCT027 BKN050 BKN090 BKN150 | 68 | 55 | 63% | 29.86 | 1010.8 | |||||||
| 14 | 10:51 | W 9 | 10.00 | Mostly Cloudy | SCT040 BKN075 BKN120 | 64.9 | 57.9 | 78% | 29.85 | 1010.6 | |||||||
| 14 | 09:51 | W 6 | 10.00 | Mostly Cloudy | FEW033 SCT060 BKN110 BKN160 | 62.1 | 57.9 | 86% | 29.84 | 1010.2 | 0.14 | ||||||
| 14 | 08:51 | NW 3 | 10.00 | Light Rain | SCT055 BKN070 BKN100 OVC200 | 60.1 | 57 | 90% | 29.82 | 1009.6 | 0.06 | ||||||
| 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) | |||||||||||||||