Weather archive in Chicago / O'Hare (airport), METAR
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| Date / Local time | T | Po | P | U | DD | Ff | ff10 | WW | W'W' | c | VV | Td | |
| 2026 August 30, Sunday | 17:51 | 24 75 | 744.3 29.3 992.32 992.32 | 762.0 30 1015.92 1015.92 | 83 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light rain | Broken clouds (60-90%) 2400 m7872 feet, overcast (100%) 3600 m11808 feet Broken clouds (6/10-9/10) 2400 m7872 feet, overcast (10/10) 3600 m11808 feet Broken clouds (5-7 oktas) 2400 m7872 feet, overcast (8 oktas) 3600 m11808 feet | 16.0 9.9 | 21 70 | ||
16:51 | 24 75 | 744.0 29.29 991.92 991.92 | 761.7 29.99 1015.52 1015.52 | 83 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Few clouds (10-30%) 2400 m7872 feet, broken clouds (60-90%) 3300 m10824 feet, overcast (100%) 4500 m14760 feet Few clouds (1/10-3/10) 2400 m7872 feet, broken clouds (6/10-9/10) 3300 m10824 feet, overcast (10/10) 4500 m14760 feet Few clouds (1-2 oktas) 2400 m7872 feet, broken clouds (5-7 oktas) 3300 m10824 feet, overcast (8 oktas) 4500 m14760 feet | 16.0 9.9 | 21 70 | ||||
15:51 | 24 75 | 744.3 29.3 992.32 992.32 | 762.0 30 1015.92 1015.92 | 83 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light rain | Few clouds (10-30%) 1650 m5412 feet, scattered clouds (40-50%) 2400 m7872 feet, broken clouds (60-90%) 3300 m10824 feet, overcast (100%) 5400 m17712 feet Few clouds (1/10-3/10) 1650 m5412 feet, scattered clouds (4/10-5/10) 2400 m7872 feet, broken clouds (6/10-9/10) 3300 m10824 feet, overcast (10/10) 5400 m17712 feet Few clouds (1-2 oktas) 1650 m5412 feet, scattered clouds (3-4 oktas) 2400 m7872 feet, broken clouds (5-7 oktas) 3300 m10824 feet, overcast (8 oktas) 5400 m17712 feet | 16.0 9.9 | 21 70 | |||
14:51 | 761.7 29.99 1015.52 1015.52 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | Light rain | Few clouds (10-30%) 1500 m4920 feet, broken clouds (60-90%) 2400 m7872 feet, broken clouds (60-90%) 3600 m11808 feet, overcast (100%) 6000 m19680 feet Few clouds (1/10-3/10) 1500 m4920 feet, broken clouds (6/10-9/10) 2400 m7872 feet, broken clouds (6/10-9/10) 3600 m11808 feet, overcast (10/10) 6000 m19680 feet Few clouds (1-2 oktas) 1500 m4920 feet, broken clouds (5-7 oktas) 2400 m7872 feet, broken clouds (5-7 oktas) 3600 m11808 feet, overcast (8 oktas) 6000 m19680 feet | 14.4 9.0 | |||||||
13:51 | 28 82 | 744.1 29.3 992.05 992.05 | 761.5 29.98 1015.25 1015.25 | 55 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Broken clouds (60-90%) 3300 m10824 feet, broken clouds (60-90%) 5400 m17712 feet, overcast (100%) 7500 m24600 feet Broken clouds (6/10-9/10) 3300 m10824 feet, broken clouds (6/10-9/10) 5400 m17712 feet, overcast (10/10) 7500 m24600 feet Broken clouds (5-7 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 5400 m17712 feet, overcast (8 oktas) 7500 m24600 feet | 16.0 9.9 | 18 64 | ||||
12:51 | 28 82 | 743.6 29.28 991.39 991.39 | 761.0 29.96 1014.58 1014.58 | 55 | Wind blowing from the south-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | Few clouds (10-30%) 3300 m10824 feet, broken clouds (60-90%) 5400 m17712 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 3300 m10824 feet, broken clouds (6/10-9/10) 5400 m17712 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 5400 m17712 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 18 64 | |||
11:51 | 27 81 | 743.7 29.28 991.52 991.52 | 761.2 29.97 1014.85 1014.85 | 58 | Wind blowing from the south-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | Few clouds (10-30%) 3300 m10824 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 3300 m10824 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 18 64 | |||
10:51 | 26 79 | 743.7 29.28 991.52 991.52 | 761.2 29.97 1014.85 1014.85 | 65 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | Few clouds (10-30%) 2400 m7872 feet, scattered clouds (40-50%) 3300 m10824 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 2400 m7872 feet, scattered clouds (4/10-5/10) 3300 m10824 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 2400 m7872 feet, scattered clouds (3-4 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 19 66 | ||||
09:51 | 22 72 | 743.4 29.27 991.12 991.12 | 761.2 29.97 1014.85 1014.85 | 83 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | Few clouds (10-30%) 2400 m7872 feet, broken clouds (60-90%) 3300 m10824 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 2400 m7872 feet, broken clouds (6/10-9/10) 3300 m10824 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 2400 m7872 feet, broken clouds (5-7 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 19 66 | |||
08:51 | 21 70 | 743.7 29.28 991.52 991.52 | 761.5 29.98 1015.25 1015.25 | 83 | Wind blowing from the south | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | Few clouds (10-30%) 1500 m4920 feet, few clouds (10-30%) 2400 m7872 feet, broken clouds (60-90%) 3300 m10824 feet, broken clouds (60-90%) 4500 m14760 feet Few clouds (1/10-3/10) 1500 m4920 feet, few clouds (1/10-3/10) 2400 m7872 feet, broken clouds (6/10-9/10) 3300 m10824 feet, broken clouds (6/10-9/10) 4500 m14760 feet Few clouds (1-2 oktas) 1500 m4920 feet, few clouds (1-2 oktas) 2400 m7872 feet, broken clouds (5-7 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 4500 m14760 feet | 16.0 9.9 | 18 64 | |||
07:51 | 21 70 | 744.5 29.31 992.59 992.59 | 762.3 30.01 1016.32 1016.32 | 83 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Light rain | Few clouds (10-30%) 1800 m5904 feet, few clouds (10-30%) 3600 m11808 feet, overcast (100%) 4500 m14760 feet Few clouds (1/10-3/10) 1800 m5904 feet, few clouds (1/10-3/10) 3600 m11808 feet, overcast (10/10) 4500 m14760 feet Few clouds (1-2 oktas) 1800 m5904 feet, few clouds (1-2 oktas) 3600 m11808 feet, overcast (8 oktas) 4500 m14760 feet | 14.4 9.0 | 18 64 | |||
06:51 | 22 72 | 744.2 29.3 992.19 992.19 | 762.0 30 1015.92 1015.92 | 73 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Few clouds (10-30%) 1800 m5904 feet, few clouds (10-30%) 3300 m10824 feet, overcast (100%) 4500 m14760 feet Few clouds (1/10-3/10) 1800 m5904 feet, few clouds (1/10-3/10) 3300 m10824 feet, overcast (10/10) 4500 m14760 feet Few clouds (1-2 oktas) 1800 m5904 feet, few clouds (1-2 oktas) 3300 m10824 feet, overcast (8 oktas) 4500 m14760 feet | 16.0 9.9 | 17 63 | ||||
05:51 | 22 72 | 743.4 29.27 991.12 991.12 | 761.2 29.97 1014.85 1014.85 | 69 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Light rain | Broken clouds (60-90%) 3300 m10824 feet, overcast (100%) 4500 m14760 feet Broken clouds (6/10-9/10) 3300 m10824 feet, overcast (10/10) 4500 m14760 feet Broken clouds (5-7 oktas) 3300 m10824 feet, overcast (8 oktas) 4500 m14760 feet | 16.0 9.9 | 16 61 | |||
04:51 | 22 72 | 743.4 29.27 991.12 991.12 | 761.2 29.97 1014.85 1014.85 | 69 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Broken clouds (60-90%) 3300 m10824 feet, overcast (100%) 4200 m13776 feet Broken clouds (6/10-9/10) 3300 m10824 feet, overcast (10/10) 4200 m13776 feet Broken clouds (5-7 oktas) 3300 m10824 feet, overcast (8 oktas) 4200 m13776 feet | 16.0 9.9 | 16 61 | ||||
03:51 | 22 72 | 743.4 29.27 991.12 991.12 | 761.2 29.97 1014.85 1014.85 | 69 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Light rain | Few clouds (10-30%) 2100 m6888 feet, scattered clouds (40-50%) 3600 m11808 feet, broken clouds (60-90%) 4200 m13776 feet, overcast (100%) 5400 m17712 feet Few clouds (1/10-3/10) 2100 m6888 feet, scattered clouds (4/10-5/10) 3600 m11808 feet, broken clouds (6/10-9/10) 4200 m13776 feet, overcast (10/10) 5400 m17712 feet Few clouds (1-2 oktas) 2100 m6888 feet, scattered clouds (3-4 oktas) 3600 m11808 feet, broken clouds (5-7 oktas) 4200 m13776 feet, overcast (8 oktas) 5400 m17712 feet | 16.0 9.9 | 16 61 | |||
02:51 | 23 73 | 743.8 29.28 991.65 991.65 | 761.5 29.98 1015.25 1015.25 | 57 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 3600 m11808 feet, scattered clouds (40-50%) 4200 m13776 feet, broken clouds (60-90%) 6300 m20664 feet Few clouds (1/10-3/10) 3600 m11808 feet, scattered clouds (4/10-5/10) 4200 m13776 feet, broken clouds (6/10-9/10) 6300 m20664 feet Few clouds (1-2 oktas) 3600 m11808 feet, scattered clouds (3-4 oktas) 4200 m13776 feet, broken clouds (5-7 oktas) 6300 m20664 feet | 16.0 9.9 | 14 57 | ||||
01:51 | 23 73 | 743.8 29.28 991.65 991.65 | 761.5 29.98 1015.25 1015.25 | 61 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Broken clouds (60-90%) 3600 m11808 feet, overcast (100%) 4500 m14760 feet Broken clouds (6/10-9/10) 3600 m11808 feet, overcast (10/10) 4500 m14760 feet Broken clouds (5-7 oktas) 3600 m11808 feet, overcast (8 oktas) 4500 m14760 feet | 16.0 9.9 | 15 59 | ||||
00:51 | 24 75 | 744.3 29.3 992.32 992.32 | 762.0 30 1015.92 1015.92 | 57 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Few clouds (10-30%) 3600 m11808 feet, broken clouds (60-90%) 4800 m15744 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 3600 m11808 feet, broken clouds (6/10-9/10) 4800 m15744 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 3600 m11808 feet, broken clouds (5-7 oktas) 4800 m15744 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 15 59 | ||||
| August 29, Saturday | 23:51 | 23 73 | 744.3 29.3 992.32 992.32 | 762.0 30 1015.92 1015.92 | 65 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | Scattered clouds (40-50%) 3300 m10824 feet, broken clouds (60-90%) 5100 m16728 feet, broken clouds (60-90%) 6600 m21648 feet Scattered clouds (4/10-5/10) 3300 m10824 feet, broken clouds (6/10-9/10) 5100 m16728 feet, broken clouds (6/10-9/10) 6600 m21648 feet Scattered clouds (3-4 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 5100 m16728 feet, broken clouds (5-7 oktas) 6600 m21648 feet | 16.0 9.9 | 16 61 | ||
22:51 | 23 73 | 744.6 29.31 992.72 992.72 | 762.3 30.01 1016.32 1016.32 | 65 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | Scattered clouds (40-50%) 5100 m16728 feet, broken clouds (60-90%) 6600 m21648 feet Scattered clouds (4/10-5/10) 5100 m16728 feet, broken clouds (6/10-9/10) 6600 m21648 feet Scattered clouds (3-4 oktas) 5100 m16728 feet, broken clouds (5-7 oktas) 6600 m21648 feet | 16.0 9.9 | 16 61 | |||
21:51 | 23 73 | 744.8 29.32 992.99 992.99 | 762.5 30.02 1016.58 1016.58 | 69 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Few clouds (10-30%) 3300 m10824 feet, scattered clouds (40-50%) 4500 m14760 feet, scattered clouds (40-50%) 5400 m17712 feet Few clouds (1/10-3/10) 3300 m10824 feet, scattered clouds (4/10-5/10) 4500 m14760 feet, scattered clouds (4/10-5/10) 5400 m17712 feet Few clouds (1-2 oktas) 3300 m10824 feet, scattered clouds (3-4 oktas) 4500 m14760 feet, scattered clouds (3-4 oktas) 5400 m17712 feet | 16.0 9.9 | 17 63 | ||||
20:51 | 24 75 | 744.8 29.32 992.99 992.99 | 762.5 30.02 1016.58 1016.58 | 65 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Scattered clouds (40-50%) 3300 m10824 feet, broken clouds (60-90%) 4500 m14760 feet, broken clouds (60-90%) 5400 m17712 feet Scattered clouds (4/10-5/10) 3300 m10824 feet, broken clouds (6/10-9/10) 4500 m14760 feet, broken clouds (6/10-9/10) 5400 m17712 feet Scattered clouds (3-4 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 4500 m14760 feet, broken clouds (5-7 oktas) 5400 m17712 feet | 16.0 9.9 | 17 63 | ||||
19:51 | 24 75 | 744.8 29.32 992.99 992.99 | 762.5 30.02 1016.58 1016.58 | 65 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Broken clouds (60-90%) 3300 m10824 feet, broken clouds (60-90%) 5100 m16728 feet, broken clouds (60-90%) 7500 m24600 feet Broken clouds (6/10-9/10) 3300 m10824 feet, broken clouds (6/10-9/10) 5100 m16728 feet, broken clouds (6/10-9/10) 7500 m24600 feet Broken clouds (5-7 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 5100 m16728 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 17 63 | ||||
18:51 | 24 75 | 744.6 29.31 992.72 992.72 | 762.3 30.01 1016.32 1016.32 | 65 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 2100 m6888 feet, broken clouds (60-90%) 3300 m10824 feet, broken clouds (60-90%) 4500 m14760 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 2100 m6888 feet, broken clouds (6/10-9/10) 3300 m10824 feet, broken clouds (6/10-9/10) 4500 m14760 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 2100 m6888 feet, broken clouds (5-7 oktas) 3300 m10824 feet, broken clouds (5-7 oktas) 4500 m14760 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | 17 63 | ||||
17:51 | 25 77 | 744.9 29.33 993.12 993.12 | 762.5 30.02 1016.58 1016.58 | 61 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Light rain | Few clouds (10-30%) 1800 m5904 feet, scattered clouds (40-50%) 2700 m8856 feet, broken clouds (60-90%) 3900 m12792 feet, overcast (100%) 7500 m24600 feet Few clouds (1/10-3/10) 1800 m5904 feet, scattered clouds (4/10-5/10) 2700 m8856 feet, broken clouds (6/10-9/10) 3900 m12792 feet, overcast (10/10) 7500 m24600 feet Few clouds (1-2 oktas) 1800 m5904 feet, scattered clouds (3-4 oktas) 2700 m8856 feet, broken clouds (5-7 oktas) 3900 m12792 feet, overcast (8 oktas) 7500 m24600 feet | 16.0 9.9 | 17 63 | |||