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.
01 15:51 SW 8 G 17 10.00 Mostly Cloudy FEW041 BKN100 BKN300 93.9 72 49% 102 29.93 1012.8
01 14:51 SW 10 10.00 Mostly Cloudy FEW041 FEW120 BKN300 93 73 52% 102 29.94 1013.0
01 13:51 SW 13 G 17 10.00 Mostly Cloudy FEW040 FEW120 BKN250 93 73 52% 102 29.95 1013.4
01 12:51 SW 9 10.00 Partly Cloudy FEW040 FEW150 SCT250 91 73.9 91.9 77 57% 101 29.95 1013.7
01 11:51 SW 10 10.00 Partly Cloudy FEW120 SCT150 SCT250 90 75.9 63% 102 29.97 1014.1
01 10:51 SW 7 10.00 Mostly Cloudy FEW060 SCT150 BKN250 87.1 75 67% 97 29.97 1014.2
01 09:51 S 7 10.00 Mostly Cloudy BKN140 BKN210 BKN250 82.9 73.9 74% 89 29.97 1014.1
01 08:51 SW 7 10.00 Partly Cloudy FEW140 SCT250 80.1 73 79% 84 29.97 1014.2
01 07:51 SW 7 10.00 Mostly Cloudy BKN150 BKN250 78.1 72 82% 80 29.97 1014.4
01 06:51 SW 5 10.00 Mostly Cloudy FEW060 BKN160 BKN250 77 72 80.1 77 85% 78 29.96 1013.9
01 05:51 S 3 10.00 Mostly Cloudy FEW130 BKN170 BKN250 77 72 85% 78 29.94 1013.4
01 04:51 SW 6 10.00 Mostly Cloudy SCT130 BKN200 BKN250 78.1 72 82% 80 29.94 1013.0
01 03:51 SW 7 10.00 Mostly Cloudy SCT200 BKN250 78.1 71.1 79% 80 29.93 1013.0
01 02:51 SW 9 10.00 Mostly Cloudy BKN200 BKN250 79 71.1 77% 82 29.93 1012.8
01 01:51 SW 7 10.00 Mostly Cloudy SCT180 BKN250 79 72 79% 82 29.92 1012.6
01 00:51 SW 6 10.00 Mostly Cloudy BKN250 79 72 82 79 79% 82 29.92 1012.6
31 23:51 SW 8 10.00 Mostly Cloudy BKN250 80.1 73 79% 84 29.92 1012.7
31 22:51 SW 7 10.00 Mostly Cloudy SCT180 BKN250 80.1 73 79% 84 29.93 1012.9
31 21:51 SW 7 10.00 Mostly Cloudy FEW100 BKN150 BKN180 BKN250 80.1 73.9 82% 85 29.93 1012.9
31 20:51 S 5 10.00 Mostly Cloudy FEW050 SCT100 BKN150 BKN190 BKN250 81 73.9 79% 86 29.94 1013.2
31 19:51 S 6 10.00 Mostly Cloudy FEW050 SCT100 BKN150 BKN250 81 75 82% 87 29.92 1012.7
31 18:51 SE 7 10.00 Mostly Cloudy FEW040 SCT065 SCT110 BKN200 BKN250 81 75 87.1 79 82% 87 29.9 1011.8 0.51
31 17:51 S 7 10.00 Mostly Cloudy FEW026 SCT065 BKN100 BKN190 BKN250 82 75 79% 89 29.91 1012.4 0.2
31 16:51 S 6 10.00 Thunderstorm FEW026 SCT060CB BKN100 OVC250 84.9 72 65% 91 29.91 1012.2
31 15:51 NW 3 10.00 Light Rain FEW019 SCT055CB BKN110 BKN170 BKN250 84 73 70% 90 29.92 1012.8 0.07 0.31
31 14:51 SW 7 9.00 Light Rain FEW024 SCT060TCU BKN110 BKN140 BKN250 82 72 72% 87 29.91 1012.1 0.24
31 13:51 S 16 G 22 10.00 Thunderstorm Light Rain SCT055CB SCT080 BKN100 BKN250 84 68 59% 87 29.91 1012.2
31 12:51 SW 15 G 26 10.00 Partly Cloudy FEW040 FEW150 SCT250 84 66.9 84 71.1 57% 87 29.93 1012.8 0.14
31 11:51 S 12 G 22 10.00 Mostly Cloudy FEW045 FEW100 BKN150 BKN250 77 68 74% 79 29.95 1013.8
31 10:51 S 10 G 20 10.00 Mostly Cloudy FEW060 BKN100 73.9 66.9 79% 29.96 1014.2 0.04
31 09:51 S 10 10.00 Mostly Cloudy FEW050 SCT070 BKN100 73 68 84% 29.98 1014.6 0.1
31 08:51 SE 8 10.00 Light Rain FEW055 BKN100 BKN150 72 66.9 84% 29.98 1014.9 0.09
31 07:51 S 5 8.00 Thunderstorm Light Rain FEW050CB SCT080 BKN095 OVC130 72 66 82% 30 1015.3 0.01
31 06:51 N 8 10.00 Thunderstorm in Vicinity FEW042 SCT055 OVC110 72 64.9 75.9 72 79% 29.97 1014.4
31 05:51 SW 10 10.00 Overcast BKN120 OVC190 75.9 63 64% 78 29.93 1013.0
31 04:51 S 8 10.00 Overcast FEW130 BKN180 OVC210 73.9 64.9 74% 29.93 1013.0
31 03:51 S 8 10.00 Mostly Cloudy BKN130 BKN150 BKN210 73 66 79% 29.94 1013.3
31 02:51 S 7 10.00 Mostly Cloudy BKN130 BKN150 BKN230 75 66 74% 76 29.94 1013.4
31 01:51 S 8 10.00 Overcast FEW110 BKN140 OVC180 75.9 66.9 74% 77 29.95 1013.5
31 00:51 S 6 10.00 Mostly Cloudy FEW160 BKN180 75 68 75 73.9 79% 76 29.96 1013.8 0.03
30 23:51 SE 7 10.00 Mostly Cloudy BKN150 BKN180 73.9 70 88% 29.95 1013.7
30 22:51 S 7 10.00 Overcast SCT110 BKN150 OVC180 75 70 84% 75 29.95 1013.7 0.02
30 21:51 S 6 10.00 Overcast SCT110 BKN170 OVC250 75 71.1 88% 75 29.99 1015.0 0.01 0.01
30 20:51 S 5 10.00 Overcast FEW110 OVC220 75 71.1 88% 75 29.99 1015.0
30 19:51 S 6 10.00 Overcast FEW029 SCT110 OVC200 73.9 71.1 91% 29.97 1014.5
30 18:51 S 9 10.00 Light Rain BKN100 OVC130 75 71.1 82.9 73.9 88% 75 29.98 1014.6 0.01 0.04
30 17:51 S 7 10.00 Light Rain BKN080 OVC120 75 70 84% 75 30 1015.4
30 16:51 S 7 10.00 Overcast FEW080 BKN110 OVC150 75.9 69.1 79% 77 29.99 1015.1
30 15:51 SW 6 10.00 Light Rain FEW055 SCT080 BKN110 OVC180 75.9 69.1 79% 77 30 1015.3 0.03
30 14:51 S 13 9.00 Light Rain FEW050 BKN080 BKN120 OVC200 75.9 70 82% 77 29.99 1015.0 0.03
30 13:51 SW 12 10.00 Overcast BKN110 BKN180 OVC250 82 64.9 56% 84 29.98 1014.7
30 12:51 SW 13 G 23 10.00 Mostly Cloudy FEW110 BKN180 BKN250 82 64.9 82 69.1 56% 84 29.96 1013.9 0.07
30 11:51 SW 20 G 28 10.00 Mostly Cloudy FEW110 BKN250 81 64 57% 83 29.97 1014.3
30 10:51 S 13 10.00 Mostly Cloudy FEW080 SCT110 BKN250 78.1 66 67% 80 29.97 1014.5
30 09:51 S 12 G 21 10.00 Mostly Cloudy FEW080 BKN110 BKN250 72 66 82% 29.97 1014.4 0.07
30 08:51 S 15 G 23 10.00 Mostly Cloudy FEW050 FEW080 BKN110 BKN150 70 64.9 84% 29.98 1014.7 0.04
30 07:51 SW 10 9.00 Light Rain FEW060 FEW120 OVC150 69.1 64.9 87% 30.01 1015.9 0.03
30 06:51 SW 10 10.00 Overcast FEW060 FEW110 OVC150 71.1 63 75 71.1 76% 30 1015.3
30 05:51 SW 9 10.00 Light Rain BKN110 OVC150 72 61 68% 29.97 1014.6
30 04:51 S 9 10.00 Overcast BKN110 OVC140 72 60.1 66% 29.97 1014.3
30 03:51 S 9 10.00 Light Rain FEW070 SCT120 BKN140 OVC180 72 60.1 66% 29.97 1014.4
30 02:51 S 8 10.00 Mostly Cloudy FEW120 SCT140 BKN210 73 57.9 59% 29.98 1014.8
30 01:51 S 12 10.00 Overcast BKN120 OVC150 73.9 59 60% 29.98 1014.7
30 00:51 S 10 10.00 Mostly Cloudy FEW120 BKN160 BKN250 75 59 75.9 73.9 58% 77 30 1015.2
29 23:51 S 13 G 20 10.00 Mostly Cloudy SCT110 BKN170 BKN220 73.9 60.1 62% 30 1015.4
29 22:51 S 14 G 21 10.00 Mostly Cloudy SCT170 BKN220 73.9 61 64% 30.01 1015.8
29 21:51 S 12 10.00 Partly Cloudy FEW110 SCT150 SCT180 73.9 62.1 67% 30.02 1016.0
29 20:51 S 10 10.00 Mostly Cloudy SCT110 BKN150 BKN180 75 63 66% 77 30.02 1016.1
29 19:51 S 9 10.00 Mostly Cloudy BKN110 BKN170 BKN250 75.9 63 64% 78 30.02 1016.1
29 18:51 S 9 10.00 Mostly Cloudy FEW070 BKN110 BKN150 BKN250 75.9 62.1 81 75.9 62% 78 30.01 1015.9
29 17:51 S 9 10.00 Light Rain FEW060 SCT090 BKN130 OVC250 77 62.1 60% 79 30.02 1016.3
29 16:51 S 7 10.00 Mostly Cloudy FEW050 BKN130 BKN250 79 60.1 52% 80 30.04 1016.9
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)