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.
18 00:51 NW 8 G 17 10.00 Thunderstorm SCT060CB BKN100 OVC250 72 68 89.1 71.1 87% 29.8 1008.5 0.12 0.3
17 23:51 S 20 G 35 3.00 Thunderstorm Heavy Rain Fog/Mist SCT049 BKN060CB OVC100 72 68 87% 29.82 1009.0 0.18
17 22:51 SW 14 G 22 10.00 Mostly Cloudy FEW065 BKN250 82 66.9 60% 85 29.78 1007.6
17 21:51 SW 7 10.00 Mostly Cloudy FEW065 BKN250 84 64 51% 85 29.77 1007.5
17 20:51 SW 6 10.00 Mostly Cloudy FEW060 BKN250 86 63 46% 87 29.76 1007.1
17 19:51 SW 7 10.00 Mostly Cloudy FEW065 BKN250 88 64.9 46% 90 29.75 1006.7
17 18:51 SW 8 10.00 Mostly Cloudy SCT060CB BKN250 88 66 91.9 88 48% 90 29.74 1006.6
17 17:51 SW 12 10.00 Mostly Cloudy SCT060TCU BKN250 91 64.9 42% 93 29.73 1005.9
17 16:51 SW 10 10.00 Mostly Cloudy SCT055TCU BKN250 91.9 66 43% 95 29.73 1006.0
17 15:51 SW 10 G 16 10.00 Mostly Cloudy SCT055TCU BKN250 90 66.9 47% 93 29.75 1006.9
17 14:51 SW 15 G 23 10.00 Mostly Cloudy SCT050 BKN250 91 66.9 45% 94 29.76 1007.2
17 13:51 SW 14 G 25 10.00 Partly Cloudy SCT050 SCT250 90 66.9 47% 93 29.78 1007.8
17 12:51 SW 15 G 26 10.00 Partly Cloudy SCT047 SCT250 89.1 68 89.1 73.9 50% 93 29.79 1008.1
17 11:51 SW 20 G 24 10.00 Partly Cloudy SCT043 SCT250 87.1 68 53% 91 29.81 1008.7
17 10:51 SW 15 10.00 Partly Cloudy FEW040 SCT250 86 69.1 57% 90 29.81 1009.0
17 09:51 SW 15 G 23 10.00 Partly Cloudy FEW032 SCT250 82.9 69.1 63% 87 29.8 1008.6
17 08:51 SW 10 10.00 A Few Clouds FEW012 FEW250 80.1 70 71% 83 29.82 1009.1
17 07:51 S 14 10.00 A Few Clouds FEW011 FEW250 75.9 70 82% 77 29.81 1008.9
17 06:51 SW 10 10.00 A Few Clouds FEW008 FEW250 73.9 70 73.9 71.1 88% 29.8 1008.6
17 05:51 S 8 8.00 Mostly Cloudy BKN250 73 69.1 87% 29.79 1008.1
17 04:51 S 7 10.00 Mostly Cloudy BKN250 71.1 66 84% 29.8 1008.5
17 03:51 S 5 10.00 Mostly Cloudy SCT170 BKN250 72 64.9 79% 29.81 1008.8
17 02:51 S 6 10.00 Mostly Cloudy SCT170 BKN250 72 63 73% 29.82 1009.3
17 01:51 S 6 9.00 Overcast BKN170 OVC250 73 61 66% 29.84 1009.8
17 00:51 S 5 9.00 Overcast BKN170 OVC250 73.9 60.1 82 73 62% 29.85 1010.3
16 23:51 SE 5 10.00 Mostly Cloudy FEW150 BKN250 73 59 62% 29.87 1010.8
16 22:51 SE 6 10.00 Mostly Cloudy FEW150 BKN250 73.9 59 60% 29.87 1010.8
16 21:51 SE 7 10.00 Overcast FEW150 OVC250 75 59 58% 77 29.86 1010.4
16 20:51 SE 10 10.00 Overcast FEW060 FEW120 SCT150 OVC250 77 59 54% 79 29.84 1009.9
16 19:51 SE 12 10.00 Overcast SCT110 OVC250 79 59 50% 80 29.85 1010.2
16 18:51 SE 10 10.00 Overcast FEW060 SCT110 OVC250 82 60.1 88 82 47% 82 29.86 1010.8
16 17:51 E 12 10.00 Overcast FEW060 SCT110 OVC250 84 60.1 44% 84 29.87 1011.2
16 16:51 E 13 10.00 Overcast FEW060 SCT120 OVC250 84.9 60.1 43% 85 29.89 1011.6
16 15:51 SE 12 G 17 10.00 Mostly Cloudy FEW060 BKN250 87.1 59 39% 86 29.89 1011.7
16 14:51 SE 12 G 18 10.00 Mostly Cloudy FEW055 FEW120 BKN250 87.1 60.1 40% 87 29.91 1012.2
16 13:51 SE 8 10.00 A Few Clouds FEW060 FEW250 87.1 60.1 40% 87 29.93 1013.2
16 12:51 S 8 10.00 Partly Cloudy FEW060 SCT250 84.9 57.9 86 64.9 40% 84 29.96 1013.9
16 11:51 SE 6 10.00 Mostly Cloudy FEW120 BKN250 84 59 43% 84 29.98 1014.6
16 10:51 S 3 10.00 Partly Cloudy FEW120 SCT250 82 57 43% 82 29.99 1015.2
16 09:51 S 7 10.00 A Few Clouds FEW110 FEW250 78.1 57.9 50% 79 30.01 1015.7
16 08:51 SE 5 10.00 Mostly Cloudy BKN110 75.9 57 52% 78 30.03 1016.4
16 07:51 S 5 10.00 Partly Cloudy FEW100 FEW160 SCT250 71.1 60.1 68% 30.01 1015.9
16 06:51 Calm 10.00 Mostly Cloudy FEW100 BKN160 BKN250 64.9 57.9 66 61 78% 30.02 1016.3
16 05:51 Calm 10.00 Mostly Cloudy SCT100 SCT200 BKN250 61 55 81% 30.03 1016.5
16 04:51 NE 5 10.00 Mostly Cloudy SCT095 BKN250 63 55.9 78% 30.02 1016.1
16 03:51 Calm 10.00 Partly Cloudy SCT090 SCT250 63 55.9 78% 30.02 1016.4
16 02:51 Calm 10.00 Partly Cloudy SCT250 63 55 76% 30.02 1016.1
16 01:51 N 5 10.00 Mostly Cloudy FEW150 BKN250 63 55 76% 30.04 1016.7
16 00:51 NE 3 10.00 Mostly Cloudy BKN250 63 55.9 73.9 63 78% 30.06 1017.5
15 23:51 NE 6 10.00 Partly Cloudy FEW170 SCT250 64 55.9 75% 30.07 1017.8
15 22:51 N 9 10.00 Mostly Cloudy FEW150 BKN250 64 55 73% 30.07 1017.9
15 21:51 NE 9 10.00 Mostly Cloudy FEW150 FEW200 BKN250 68 55.9 65% 30.07 1017.9
15 20:51 NE 8 10.00 Mostly Cloudy FEW150 FEW200 BKN250 70 57 64% 30.06 1017.5
15 19:51 NE 9 10.00 Mostly Cloudy FEW200 BKN250 73 59 62% 30.05 1017.2
15 18:51 NE 10 10.00 Mostly Cloudy FEW200 BKN250 75 60.1 82 75 60% 77 30.05 1017.3
15 17:51 NE 8 10.00 Mostly Cloudy FEW200 BKN250 79 60.1 52% 80 30.05 1017.3
15 16:51 NE 12 10.00 Mostly Cloudy FEW200 BKN250 80.1 60.1 51% 81 30.06 1017.7
15 15:51 E 7 10.00 Mostly Cloudy FEW210 BKN250 81 60.1 49% 82 30.07 1017.9
15 14:51 E 10 10.00 Mostly Cloudy SCT210 BKN250 82 60.1 47% 82 30.08 1018.2
15 13:51 E 10 10.00 Mostly Cloudy BKN250 81 59 47% 81 30.09 1018.6
15 12:51 E 9 10.00 Mostly Cloudy BKN250 81 59 82 61 47% 81 30.09 1018.5
15 11:51 E 8 10.00 Mostly Cloudy BKN250 80.1 59 49% 81 30.09 1018.4
15 10:51 Calm 10.00 Mostly Cloudy BKN250 77 57.9 52% 79 30.09 1018.7
15 09:51 E 9 10.00 Mostly Cloudy BKN250 73.9 59 60% 30.09 1018.6
15 08:51 E 5 10.00 Mostly Cloudy BKN250 68 57 68% 30.11 1019.2
15 07:51 N 7 10.00 Mostly Cloudy BKN250 64 55 73% 30.11 1019.2
15 06:51 N 5 10.00 Mostly Cloudy BKN250 61 54 61 57 78% 30.08 1018.5
15 05:51 NE 5 10.00 Mostly Cloudy BKN250 59 53.1 81% 30.08 1018.2
15 04:51 NE 6 10.00 Partly Cloudy SCT250 59 52 78% 30.07 1017.9
15 03:51 NE 6 10.00 Partly Cloudy FEW035 SCT250 57.9 52 81% 30.06 1017.6
15 02:51 NE 6 10.00 Partly Cloudy SCT250 59 52 78% 30.08 1018.3
15 01:51 NE 5 10.00 A Few Clouds FEW250 59 52 78% 30.08 1018.4
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)