Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
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.
14 01:51 E 6 7.00 Overcast FEW012 BKN027 OVC080 71.1 68 90% 30.01 1015.7
14 00:51 NE 8 8.00 Mostly Cloudy FEW021 SCT100 BKN220 71.1 66.9 71.1 69.1 87% 29.99 1015.2 0.09
13 23:51 N 9 7.00 Overcast BKN095 OVC220 70 66 87% 30 1015.3
13 22:51 SE 5 7.00 Overcast OVC095 70 66 87% 30 1015.4
13 21:51 E 5 7.00 Light Rain OVC095 70 66 87% 30 1015.5 0.02 0.09
13 20:51 E 5 7.00 Overcast FEW075 OVC100 69.1 64.9 87% 30.01 1015.8 0.01
13 19:51 E 8 6.00 Fog/Mist FEW040 BKN100 BKN250 69.1 64.9 87% 29.98 1014.9 0.06
13 18:51 E 10 6.00 Light Rain Fog/Mist FEW015 SCT065 OVC095 71.1 66 75 71.1 84% 29.98 1015.0 0.14
13 17:51 NE 12 G 20 8.00 Overcast FEW015 SCT033 OVC095 72 66.9 84% 29.96 1014.3 0.06
13 16:51 E 12 4.00 Fog/Mist SCT009 BKN045 OVC100 73 70 90% 29.92 1012.7 0.05
13 15:51 NE 17 4.00 Light Rain Fog/Mist SCT009 OVC120 73.9 71.1 91% 29.9 1011.9 0.03
13 14:51 E 9 6.00 Light Rain Fog/Mist SCT020 BKN060 OVC120 75 71.1 88% 75 29.94 1013.5 0.02
13 13:51 N 3 7.00 Thunderstorm Light Rain BKN020 BKN038CB BKN075 OVC140 75 70 84% 75 30.01 1015.6 0.01
13 12:51 Calm 8.00 Overcast SCT028 BKN150 OVC200 77 69.1 78.1 72 77% 79 29.99 1015.1
13 11:51 E 3 9.00 Overcast BKN021 BKN028 OVC200 77 70 79% 79 29.97 1014.5
13 10:51 E 6 10.00 Overcast SCT019 BKN200 OVC250 78.1 69.1 74% 80 29.95 1013.6
13 09:51 E 7 10.00 Overcast SCT013 BKN200 OVC250 77 70 79% 79 29.93 1013.1
13 08:51 E 7 8.00 Overcast SCT013 BKN200 OVC250 75 69.1 82% 75 29.95 1013.5
13 07:51 E 8 6.00 Fog/Mist BKN011 BKN200 BKN250 73 69.1 87% 29.94 1013.3
13 06:51 SE 6 3.00 Fog/Mist BKN009 BKN200 BKN250 72 70 73 70 94% 29.91 1012.5
13 05:51 NE 5 2.00 Fog/Mist FEW006 BKN200 71.1 69.1 94% 29.9 1012.2
13 04:51 NE 3 3.00 Fog/Mist FEW250 71.1 69.1 94% 29.89 1011.6
13 02:51 N 5 5.00 Fog/Mist CLR 70 69.1 97% 29.88 1011.5
13 01:51 N 5 7.00 A Few Clouds FEW030 FEW250 71.1 69.1 94% 29.88 1011.5
13 00:51 SW 3 10.00 Fair CLR 73 69.1 79 72 87% 29.88 1011.2
12 23:51 Calm 10.00 A Few Clouds FEW030 73.9 69.1 85% 29.88 1011.4
12 22:51 Calm 10.00 Mostly Cloudy BKN030 BKN050 75.9 69.1 79% 77 29.88 1011.5
12 21:51 N 6 10.00 Mostly Cloudy BKN035 77 68 74% 79 29.88 1011.4
12 20:51 N 6 10.00 Mostly Cloudy BKN038 78.1 69.1 74% 80 29.85 1010.2
12 19:51 E 7 10.00 Mostly Cloudy BKN038 78.1 70 76% 80 29.82 1009.4
12 18:51 E 7 10.00 Mostly Cloudy BKN039 79 70 84 75.9 74% 82 29.82 1009.2
12 17:51 E 10 10.00 Mostly Cloudy BKN038 BKN250 81 71.1 72% 85 29.8 1008.4
12 16:51 W 3 10.00 Mostly Cloudy SCT027 BKN250 82.9 66.9 59% 86 29.79 1008.2
12 15:51 W 7 10.00 Overcast FEW027 OVC250 82 68 63% 85 29.79 1008.1
12 14:51 W 14 10.00 Overcast FEW030 FEW070 OVC250 81 66.9 62% 83 29.8 1008.6
12 13:51 W 9 10.00 Mostly Cloudy FEW030 SCT075 BKN160 BKN250 80.1 68 67% 83 29.83 1009.4
12 12:51 W 8 10.00 Mostly Cloudy FEW033 FEW060 BKN170 BKN250 75.9 68 75.9 71.1 77% 77 29.83 1009.8
12 11:51 W 9 10.00 Overcast FEW033 SCT060 BKN190 OVC250 72 66.9 84% 29.85 1010.4
12 10:51 SW 10 10.00 Thunderstorm FEW019 BKN033CB BKN060 BKN180 OVC250 71.1 66.9 87% 29.84 1010.2
12 09:51 Calm 10.00 Overcast FEW020 SCT034 SCT060 OVC190 73.9 70 88% 29.82 1009.4
12 08:51 Calm 10.00 Overcast FEW013 BKN040 BKN060 OVC250 75 70 84% 75 29.83 1009.6
12 07:51 Calm 10.00 Mostly Cloudy FEW023 SCT055 BKN250 73.9 69.1 85% 29.81 1009.1
12 06:51 Calm 10.00 Mostly Cloudy SCT023 SCT031 BKN190 BKN250 72 69.1 73 72 91% 29.8 1008.5
12 04:51 SE 3 10.00 Mostly Cloudy SCT024 BKN044 BKN250 72 68 87% 29.81 1008.8
12 03:51 Calm 10.00 Mostly Cloudy FEW025 BKN044 72 68 87% 29.82 1009.2
12 02:51 Calm 10.00 Mostly Cloudy SCT025 BKN036 72 68 87% 29.81 1009.1
12 01:51 SE 5 10.00 Mostly Cloudy BKN025 BKN036 73 69.1 87% 29.83 1009.6
12 00:51 S 5 10.00 Mostly Cloudy BKN030 73 70 79 73 90% 29.85 1010.3
11 23:51 S 6 10.00 Partly Cloudy FEW035 SCT100 73 70 90% 29.87 1011.0
11 22:51 S 5 10.00 Partly Cloudy SCT100 73.9 70 88% 29.88 1011.2
11 21:51 Calm 10.00 Partly Cloudy SCT100 75 70 84% 75 29.88 1011.2
11 20:51 Calm 10.00 Partly Cloudy SCT130 77 70 79% 79 29.87 1010.9
11 19:51 Calm 10.00 Partly Cloudy SCT120 78.1 70 76% 80 29.87 1011.0
11 18:51 S 7 10.00 A Few Clouds FEW027 FEW120 FEW250 79 69.1 81 71.1 72% 82 29.88 1011.3
11 17:51 S 7 10.00 Mostly Cloudy SCT026 BKN110 BKN250 79 71.1 77% 82 29.88 1011.4
11 16:51 Vrbl 5 10.00 Mostly Cloudy SCT021 BKN250 81 71.1 72% 85 29.88 1011.2
11 15:51 Vrbl 5 10.00 Mostly Cloudy SCT020 BKN250 80.1 71.1 74% 84 29.89 1011.6
11 14:51 N 5 10.00 Mostly Cloudy FEW020 FEW030 FEW050 BKN250 77 69.1 77% 79 29.88 1011.4
11 13:51 S 7 10.00 Overcast FEW020 SCT140 SCT190 OVC250 75 70 84% 75 29.86 1010.6
11 12:51 NE 14 10.00 Light Rain FEW043 SCT060 BKN100 OVC250 71.1 69.1 77 69.1 94% 29.9 1012.1 0.03 0.47
11 11:51 N 13 9.00 Light Rain FEW050 SCT100 BKN120 OVC140 69.1 66.9 93% 29.91 1012.4 0.43
11 10:51 W 20 G 30 7.00 Thunderstorm Light Rain FEW018 SCT050CB BKN100 OVC140 75 70 84% 75 29.99 1015.0 0.01
11 09:51 E 7 10.00 Overcast FEW045 BKN150 OVC250 75.9 69.1 79% 77 29.9 1011.9
11 08:51 E 7 10.00 Overcast FEW022 FEW060 BKN190 OVC250 77 70 79% 79 29.92 1012.5
11 07:51 E 3 10.00 Mostly Cloudy FEW021 SCT060 BKN190 BKN250 75.9 70 82% 77 29.92 1012.5
11 06:51 Calm 10.00 Mostly Cloudy SCT021 BKN190 BKN250 75 70 75.9 73 84% 75 29.92 1012.5
11 05:51 N 7 10.00 Mostly Cloudy FEW020 SCT035 BKN060 BKN210 73.9 71.1 91% 29.91 1012.1
11 04:51 E 8 10.00 Mostly Cloudy FEW018 BKN033 BKN250 75 71.1 88% 75 29.89 1011.4
11 03:51 Calm 10.00 Mostly Cloudy FEW017 SCT043 SCT060 BKN250 75 71.1 88% 75 29.92 1012.5
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)