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.
17 13:51 S 39 G 65 9.66 Rain Fog/Mist and Breezy FEW050 OVC095 13.9 12.8 93% 74.83 997.6 0.3
17 12:51 S 19 G 35 11.27 Light Rain FEW050 BKN100 OVC140 13.3 10.6 16.1 13.3 84% 74.9 998.5 0.1 1.22
17 11:51 S 48 G 80 16.09 Light Rain and Windy FEW060 BKN090 BKN120 BKN200 OVC250 13.9 10 78% 74.75 996.5 0.41
17 10:51 S 13 6.44 Rain Fog/Mist SCT070 OVC100 14.4 12.2 87% 75.31 1004.0 0.56
17 09:51 Calm 11.27 Light Rain FEW070 BKN095 OVC140 15 12.8 87% 75.29 1003.4 0.13 0.15
17 08:51 S 7 16.09 Light Rain FEW085 BKN110 OVC180 15.6 11.1 75% 75.26 1003.1 0.03
17 07:51 Calm 16.09 Light Rain FEW085 BKN110 OVC200 16.1 10 67% 75.29 1003.4
17 06:51 S 11 16.09 Overcast FEW100 BKN140 BKN190 OVC250 15.6 10.6 16.1 15 72% 75.26 1003.1
17 05:51 SW 7 16.09 Mostly Cloudy BKN180 BKN250 15.6 10.6 72% 75.31 1003.7
17 04:51 SW 7 16.09 Overcast BKN180 OVC250 15 10.6 75% 75.26 1003.1
17 03:51 SW 7 16.09 Mostly Cloudy BKN250 15 10 72% 75.26 1003.0
17 02:51 SW 7 16.09 Mostly Cloudy BKN250 15.6 10 70% 75.26 1003.1
17 01:51 SW 11 16.09 Mostly Cloudy BKN250 15.6 10 70% 75.31 1003.8
17 00:51 SW 7 16.09 A Few Clouds FEW250 16.1 10 20 16.1 67% 75.31 1003.8
16 23:51 SW 9 16.09 A Few Clouds FEW075 FEW250 16.7 10.6 67% 75.34 1003.9
16 22:51 SW 7 16.09 A Few Clouds FEW075 FEW250 17.8 10 60% 75.31 1003.8
16 21:51 W 9 16.09 A Few Clouds FEW250 18.3 10 59% 75.31 1003.6
16 20:51 W 15 16.09 Mostly Cloudy SCT075 BKN250 19.4 9.4 53% 75.26 1003.0
16 19:51 W 20 G 35 16.09 Mostly Cloudy FEW065 BKN075 20 9.4 51% 75.23 1002.7
16 18:51 W 28 G 52 16.09 Mostly Cloudy FEW055 BKN070 20 8.9 24.4 20 49% 75.21 1002.5
16 17:51 W 26 G 44 16.09 Mostly Cloudy FEW055 BKN080 BKN250 20.6 10 51% 75.18 1002.1
16 16:51 W 35 G 56 16.09 Mostly Cloudy and Breezy FEW060 BKN070 BKN250 22.2 8.3 41% 75.16 1001.6
16 15:51 W 28 G 54 16.09 Mostly Cloudy BKN070 BKN250 23.3 7.8 37% 75.11 1001.0
16 14:51 SW 22 G 48 16.09 Mostly Cloudy BKN070 BKN085 BKN250 23.9 7.8 36% 25 75.08 1000.5
16 13:51 SW 30 G 52 16.09 Mostly Cloudy BKN055 BKN250 24.4 11.7 45% 26 75.11 1001.0
16 12:51 SW 41 G 63 16.09 Mostly Cloudy and Breezy BKN045 BKN060 BKN090 BKN250 23.3 11.7 23.3 18.3 48% 75.18 1001.9
16 11:51 S 33 G 59 16.09 A Few Clouds and Breezy FEW045 FEW085 FEW250 22.2 10.6 48% 75.21 1002.4
16 10:51 SW 30 G 57 16.09 Mostly Cloudy SCT085 BKN250 21.1 10.6 51% 75.26 1003.0
16 09:51 SW 19 G 35 16.09 Mostly Cloudy BKN085 BKN110 BKN250 20.6 10.6 53% 75.34 1003.8
16 08:51 S 17 16.09 Mostly Cloudy FEW070 SCT095 BKN190 BKN250 19.4 10 55% 75.34 1004.1
16 07:51 SW 20 G 41 16.09 Mostly Cloudy FEW060 SCT100 BKN130 BKN250 18.3 10 59% 75.46 1005.6
16 06:51 SW 19 G 35 16.09 Mostly Cloudy FEW060 FEW090 SCT130 BKN250 18.3 10 18.3 16.7 59% 75.46 1005.7
16 05:51 SW 19 G 33 16.09 A Few Clouds FEW090 FEW150 FEW250 16.7 10 65% 75.51 1006.2
16 04:51 SW 19 16.09 A Few Clouds FEW090 FEW200 16.7 10 65% 75.51 1006.5
16 03:51 SW 19 16.09 A Few Clouds FEW200 16.7 10.6 67% 75.54 1006.8
16 02:51 SW 17 16.09 A Few Clouds FEW090 FEW180 17.2 10 63% 75.62 1007.6
16 01:51 SW 15 16.09 A Few Clouds FEW180 FEW250 17.8 10 60% 75.64 1008.1
16 00:51 SW 15 16.09 Partly Cloudy FEW180 SCT250 18.3 9.4 23.9 18.3 56% 75.69 1008.9
15 23:51 SW 15 16.09 Mostly Cloudy FEW080 SCT180 BKN250 19.4 8.9 51% 75.74 1009.4
15 21:51 S 11 16.09 Mostly Cloudy FEW180 BKN250 20.6 7.8 44% 75.79 1010.2
15 20:51 SW 11 16.09 Mostly Cloudy FEW070 BKN250 21.7 6.7 38% 75.77 1009.9
15 19:51 SW 11 16.09 Mostly Cloudy FEW070 BKN250 22.8 7.2 37% 75.77 1010.0
15 18:51 SW 20 G 39 16.09 Mostly Cloudy SCT075 BKN250 23.9 6.7 25 22.2 33% 25 75.79 1010.0
15 17:51 SW 15 16.09 Mostly Cloudy SCT075 BKN250 24.4 6.7 32% 25 75.79 1010.3
15 16:51 W 19 G 33 16.09 Mostly Cloudy SCT070 BKN250 23.9 6.7 33% 25 75.84 1010.9
15 14:51 W 15 G 30 16.09 Mostly Cloudy SCT070 BKN250 23.9 6.7 33% 25 75.92 1011.8
15 13:51 W 17 16.09 Mostly Cloudy SCT065 BKN300 22.8 6.7 35% 75.97 1012.6
15 12:51 W 19 G 33 16.09 Partly Cloudy SCT060 SCT300 22.2 7.8 22.2 14.4 40% 76 1013.1
15 11:51 W 22 G 39 16.09 Partly Cloudy SCT055 SCT300 21.7 6.7 38% 76.07 1013.8
15 10:51 W 17 16.09 A Few Clouds FEW046 FEW200 21.1 7.8 42% 76.07 1014.0
15 09:51 W 20 G 35 16.09 A Few Clouds FEW200 19.4 7.2 45% 76.1 1014.4
15 08:51 W 17 16.09 A Few Clouds FEW250 17.8 8.3 54% 76.12 1014.7
15 07:51 SW 19 16.09 A Few Clouds FEW250 16.1 8.3 60% 76.12 1014.8
15 05:51 SW 13 16.09 A Few Clouds FEW250 12.2 7.2 72% 76.12 1014.8
15 04:51 SW 7 16.09 A Few Clouds FEW250 11.7 7.8 77% 76.12 1014.9
15 03:51 SW 7 16.09 Fair CLR 11.7 7.8 77% 76.17 1015.4
15 02:51 SW 7 16.09 Fair CLR 12.2 7.8 75% 76.2 1015.7
15 01:51 SW 7 16.09 Fair CLR 12.2 7.8 75% 76.2 1015.7
15 00:51 W 6 16.09 A Few Clouds FEW060 13.3 7.8 20.6 13.3 70% 76.17 1015.6
14 23:51 W 7 16.09 A Few Clouds FEW060 14.4 6.7 60% 76.17 1015.3
14 22:51 NW 13 16.09 A Few Clouds FEW055 15 6.1 56% 76.17 1015.3
14 21:51 NW 22 G 33 16.09 Mostly Cloudy BKN055 16.7 6.7 52% 76.17 1015.3
14 20:51 N 22 16.09 Mostly Cloudy BKN055 17.2 8.3 56% 76.1 1014.2
14 19:51 NW 22 16.09 Mostly Cloudy BKN055 18.9 7.8 49% 76 1013.2
14 18:51 NW 24 16.09 Partly Cloudy SCT060 20.6 7.8 21.1 18.3 44% 75.95 1012.4
14 17:51 NW 24 G 41 16.09 Mostly Cloudy BKN060 20.6 7.8 44% 75.95 1012.1
14 16:51 NW 26 G 44 16.09 Mostly Cloudy FEW047 BKN060 20.6 8.9 47% 75.95 1012.2
14 15:51 W 20 16.09 Mostly Cloudy FEW039 BKN050 18.9 9.4 54% 75.97 1012.5
14 14:51 NW 24 G 41 16.09 Overcast SCT039 OVC050 18.9 9.4 54% 75.92 1011.8
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)