Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
14 19:51 NE 22 16.09 Overcast BKN020 OVC027 15.6 11.1 75% 76.56 1020.4
14 18:51 NE 17 16.09 Mostly Cloudy BKN018 BKN024 15.6 11.7 17.8 15.6 78% 76.53 1020.1
14 17:51 NE 24 16.09 Overcast SCT016 OVC025 16.1 12.2 78% 76.53 1020.0
14 15:51 N 30 16.09 Overcast SCT022 OVC035 17.8 13.3 75% 76.48 1019.4
14 14:51 NE 22 16.09 Overcast SCT022 OVC031 17.8 12.8 73% 76.43 1018.7
14 13:51 NE 19 16.09 Overcast BKN022 OVC028 17.2 12.8 76% 76.43 1018.9
14 12:51 E 20 16.09 Overcast OVC019 17.8 13.3 18.9 17.2 75% 76.45 1018.9
14 11:51 NE 17 16.09 Overcast OVC019 17.8 13.3 75% 76.43 1018.5
14 10:51 NE 20 16.09 Mostly Cloudy SCT019 SCT110 BKN140 18.3 13.9 76% 76.35 1017.8
14 09:51 NE 22 16.09 Overcast FEW018 OVC025 17.8 13.9 78% 76.35 1017.8
14 08:51 NE 17 16.09 Overcast FEW010 OVC019 17.2 15 87% 76.33 1017.2
14 07:51 N 22 14.48 Overcast SCT008 BKN055 OVC120 17.2 15.6 90% 76.23 1015.9
14 06:51 N 15 14.48 Overcast BKN008 BKN120 OVC250 17.2 15.6 18.3 16.7 90% 76.15 1014.7 0.23
14 05:51 N 20 9.66 Fog/Mist BKN004 OVC050 17.2 16.1 93% 76.02 1013.1
14 04:51 N 19 9.66 Fog/Mist FEW005 SCT050 OVC100 17.8 17.2 96% 76 1012.9
14 03:51 Calm 11.27 Overcast BKN045 BKN070 OVC110 18.3 17.2 93% 76 1012.8 0.23
14 02:51 Calm 14.48 Overcast FEW035 SCT050 BKN120 OVC250 18.3 17.2 93% 76.05 1013.6 0.05
14 01:51 SW 6 11.27 Thunderstorm Light Rain SCT038CB BKN046 OVC120 18.3 17.2 93% 76.07 1013.8 0.18
14 00:51 N 19 16.09 Overcast OVC045 18.9 17.2 23.9 18.9 90% 76 1012.9 0.28
13 23:51 Calm 16.09 Light Rain BKN050 BKN100 OVC200 18.9 17.8 93% 75.97 1012.4 0.28
13 22:51 Calm 16.09 Light Rain BKN050 OVC100 18.9 16.7 87% 75.92 1012.0
13 21:51 N 20 G 33 16.09 Mostly Cloudy BKN045 BKN100 BKN150 BKN250 20.6 16.1 76% 75.92 1011.9
13 20:51 Calm 16.09 Mostly Cloudy SCT055 BKN100 BKN150 BKN250 22.2 16.1 68% 75.82 1010.4
13 19:51 SW 7 16.09 Partly Cloudy FEW110 SCT150 22.8 15.6 64% 75.84 1010.7
13 18:51 Calm 16.09 Mostly Cloudy FEW120 BKN150 23.9 15.6 26.7 23.9 60% 25 75.84 1010.6
13 17:51 SW 6 16.09 Mostly Cloudy FEW130 BKN150 25 15.6 56% 26 75.82 1010.3
13 16:51 SW 9 16.09 Mostly Cloudy BKN150 25 15.6 56% 26 75.84 1010.6
13 15:51 W 13 16.09 Partly Cloudy SCT150 25.6 14.4 50% 26 75.82 1010.4
13 14:51 W 15 16.09 A Few Clouds FEW150 26.1 14.4 49% 27 75.79 1009.9
13 13:51 SW 17 16.09 Partly Cloudy SCT160 25 15 54% 26 75.79 1010.1
13 12:51 W 15 16.09 Partly Cloudy FEW120 SCT240 25 15 25.6 21.1 54% 26 75.82 1010.1
13 11:51 Vrbl 9 16.09 Partly Cloudy SCT120 SCT240 23.3 16.1 64% 75.77 1009.4
13 10:51 W 17 16.09 Mostly Cloudy SCT120 BKN240 21.7 16.1 71% 75.77 1009.6
13 09:51 W 26 G 37 16.09 Mostly Cloudy FEW110 BKN240 21.7 16.1 71% 75.77 1009.8
13 08:51 W 20 G 35 16.09 Partly Cloudy SCT110 21.7 16.1 71% 75.72 1008.9
13 07:51 SW 13 16.09 A Few Clouds FEW110 21.1 15.6 71% 75.64 1008.0
13 06:51 W 13 16.09 A Few Clouds FEW100 21.7 15 24.4 21.7 66% 75.62 1007.5
13 05:51 SW 15 16.09 Fair CLR 22.8 15 62% 75.57 1006.9
13 04:51 SW 19 16.09 Fair CLR 23.3 15 60% 75.54 1006.3
13 03:51 SW 13 G 31 16.09 A Few Clouds FEW250 23.3 15 60% 75.51 1006.1
13 02:51 SW 15 16.09 A Few Clouds FEW250 23.3 15.6 62% 75.51 1006.1
13 01:51 SW 17 16.09 A Few Clouds FEW250 23.9 16.1 62% 25 75.51 1006.2
13 00:51 SW 19 G 33 16.09 A Few Clouds FEW180 FEW250 24.4 16.1 28.3 24.4 60% 26 75.51 1006.2
12 23:51 SW 24 G 39 16.09 Partly Cloudy FEW180 SCT250 26.1 15.6 52% 27 75.54 1006.4
12 22:51 SW 26 G 41 16.09 Mostly Cloudy SCT180 BKN250 26.7 15.6 51% 27 75.54 1006.7
12 21:51 SW 22 G 44 16.09 Mostly Cloudy SCT180 BKN250 27.2 15.6 49% 28 75.54 1006.4
12 20:51 SW 26 G 37 16.09 Mostly Cloudy BKN250 27.2 15.6 49% 28 75.51 1006.3
12 19:51 S 19 G 33 16.09 Mostly Cloudy BKN250 27.8 15.6 47% 28 75.54 1006.5
12 18:51 S 17 16.09 Mostly Cloudy BKN250 28.3 15.6 31.1 28.3 46% 28 75.54 1006.5
12 17:51 SW 26 G 41 16.09 Mostly Cloudy FEW120 BKN250 30 15.6 42% 30 75.54 1006.5
12 16:51 SW 22 G 41 16.09 Mostly Cloudy FEW130 BKN250 30.6 16.1 42% 31 75.54 1006.7
12 15:51 SW 28 G 41 16.09 Mostly Cloudy FEW130 BKN250 30.6 16.1 42% 31 75.54 1006.6
12 14:51 SW 31 G 46 16.09 Partly Cloudy FEW130 SCT250 30.6 16.7 43% 31 75.62 1007.3
12 13:51 S 20 G 43 16.09 Partly Cloudy FEW140 SCT250 29.4 17.2 48% 30 75.67 1008.4
12 12:51 SW 24 16.09 Partly Cloudy FEW120 SCT250 28.3 16.7 28.3 18.3 49% 29 75.74 1009.2
12 11:51 SW 17 16.09 Mostly Cloudy FEW120 BKN250 26.7 16.1 52% 27 75.79 1010.0
12 10:51 SW 24 G 37 16.09 Partly Cloudy SCT250 25 15.6 56% 26 75.84 1010.9
12 09:51 SW 20 16.09 A Few Clouds FEW250 23.9 15 58% 25 75.87 1011.3
12 08:51 SW 19 16.09 A Few Clouds FEW180 FEW250 21.1 13.9 64% 75.9 1011.6
12 07:51 SW 19 16.09 Partly Cloudy FEW180 SCT250 18.3 13.9 76% 75.9 1011.6
12 06:51 SW 15 16.09 Mostly Cloudy FEW180 BKN240 18.3 13.3 19.4 17.2 73% 75.9 1011.6
12 05:51 SW 15 16.09 Mostly Cloudy BKN250 18.9 13.3 70% 75.9 1011.5
12 04:51 SW 15 16.09 Mostly Cloudy BKN250 18.3 12.8 70% 75.9 1011.4
12 03:51 SW 15 16.09 Mostly Cloudy BKN250 18.9 12.8 68% 75.9 1011.4
12 02:51 SW 15 16.09 Mostly Cloudy BKN300 18.9 12.2 65% 75.92 1011.8
12 01:51 S 9 16.09 A Few Clouds FEW300 18.3 12.2 68% 75.95 1012.0
12 00:51 S 7 16.09 A Few Clouds FEW300 17.8 12.2 22.2 17.8 70% 75.95 1012.2
11 23:51 S 9 16.09 Fair CLR 18.3 12.8 70% 75.97 1012.7
11 22:51 S 13 16.09 Fair CLR 18.3 13.3 73% 76 1012.8
11 21:51 S 13 16.09 Fair CLR 18.9 14.4 75% 76 1012.9
11 20:51 SE 13 16.09 Fair CLR 19.4 13.9 71% 76 1012.8
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)