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.
15 03:51 E 9 10.00 Mostly Cloudy BKN110 37 27 67% 31 29.73 1007.4
15 02:51 E 14 10.00 Overcast OVC085 37 26.1 65% 29 29.78 1009.1
15 01:51 NE 10 10.00 Overcast OVC080 36 27 70% 29 29.84 1011.0
15 00:51 E 12 10.00 Overcast OVC075 36 26.1 36 33.1 67% 29 29.87 1012.2
14 23:51 E 10 10.00 Overcast OVC070 36 26.1 67% 29 29.9 1013.2
14 22:51 E 12 10.00 Overcast OVC075 35.1 26.1 70% 28 29.96 1015.2
14 21:51 E 15 10.00 Overcast BKN060 OVC080 35.1 27 72% 26 29.99 1016.3
14 20:51 E 15 10.00 Overcast FEW010 OVC060 35.1 27 72% 26 30.02 1017.2
14 19:51 E 13 10.00 Overcast SCT010 OVC065 33.1 28.9 85% 25 30.02 1017.3
14 18:51 E 15 G 21 10.00 Overcast OVC009 33.1 30 37 33.1 89% 24 30.06 1018.6 0.01
14 17:51 E 12 9.00 Light Snow BKN010 OVC014 33.1 28.9 85% 25 30.08 1019.3
14 16:51 E 9 3.00 Light Snow Fog/Mist SCT010 BKN016 OVC029 34 30 85% 27 30.11 1020.3 0.01
14 15:51 E 12 7.00 Light Snow BKN016 OVC023 34 27 76% 26 30.12 1020.7
14 14:51 E 9 7.00 Light Snow SCT017 OVC028 35.1 27 72% 29 30.14 1021.2
14 13:51 E 7 9.00 Light Snow FEW032 BKN075 OVC085 36 21.9 57% 31 30.16 1022.0
14 12:51 E 9 10.00 Overcast FEW032 OVC080 36 21 36 28.9 55% 30 30.18 1022.5
14 11:51 SE 10 10.00 Overcast FEW030 BKN080 OVC250 35.1 21 57% 28 30.2 1023.3
14 10:51 E 9 10.00 Overcast FEW030 SCT110 OVC250 36 19.9 52% 30 30.2 1023.2
14 09:51 E 10 10.00 Overcast FEW030 SCT100 BKN140 OVC250 34 19.9 56% 27 30.19 1022.9
14 08:51 E 6 10.00 Mostly Cloudy FEW030 SCT130 BKN170 BKN250 33.1 19.9 58% 28 30.2 1023.3
14 07:51 E 6 10.00 Mostly Cloudy SCT150 BKN180 BKN250 32 19 59% 27 30.18 1022.5
14 06:51 N 8 10.00 Mostly Cloudy SCT140 BKN250 28.9 18 33.1 28 63% 22 30.17 1022.2
14 05:51 N 6 10.00 Mostly Cloudy SCT190 BKN250 28.9 18 63% 23 30.15 1021.7
14 04:51 N 6 10.00 Mostly Cloudy FEW120 BKN180 30 18 61% 25 30.14 1021.1
14 03:51 N 6 10.00 Mostly Cloudy FEW120 BKN180 30 19 64% 25 30.12 1020.7
14 02:51 NW 7 10.00 Mostly Cloudy FEW120 BKN200 30.9 18 59% 25 30.14 1021.1
14 01:51 NW 8 10.00 Mostly Cloudy FEW120 BKN200 32 18 56% 25 30.12 1020.4
14 00:51 NW 7 10.00 Mostly Cloudy FEW120 BKN180 BKN250 33.1 17.1 43 32 52% 28 30.09 1019.5
13 23:51 NW 13 10.00 Partly Cloudy SCT120 SCT250 33.1 17.1 52% 25 30.07 1018.9
13 22:51 NW 14 10.00 A Few Clouds FEW250 34 17.1 50% 25 30.04 1017.9
13 21:51 NW 13 10.00 A Few Clouds FEW250 35.1 18 50% 27 30.02 1017.1
13 19:51 NW 18 G 31 10.00 Mostly Cloudy FEW150 BKN250 42.1 16 35% 34 29.92 1013.7
13 18:51 W 14 G 24 10.00 A Few Clouds FEW055 FEW170 43 19.9 46.9 43 40% 37 29.87 1011.9
13 17:51 W 21 G 38 10.00 A Few Clouds and Breezy FEW055 FEW250 46 21 37% 39 29.83 1010.3
13 16:51 W 18 G 44 10.00 Partly Cloudy SCT055 46 21 37% 39 29.78 1008.8
13 15:51 W 28 G 53 10.00 Partly Cloudy and Windy SCT055 46 21 37% 38 29.74 1007.5
13 14:51 W 31 G 53 10.00 Partly Cloudy and Windy SCT050 46.9 23 39% 38 29.69 1005.7
13 13:51 W 25 G 51 10.00 Partly Cloudy and Breezy SCT050 46 23 40% 38 29.65 1004.3
13 12:51 W 25 G 53 10.00 Mostly Cloudy and Breezy BKN049 44.1 23 46.9 37.9 43% 35 29.61 1003.0
13 11:51 W 16 G 44 10.00 Mostly Cloudy BKN042 41 24.1 51% 33 29.57 1001.8
13 10:51 W 26 G 45 10.00 Overcast and Windy OVC033 37.9 25 60% 27 29.53 1000.5
13 09:51 W 29 G 55 10.00 Overcast and Windy OVC033 37.9 25 60% 27 29.5 999.2
13 08:51 W 32 G 51 10.00 Overcast and Windy OVC034 37.9 26.1 62% 26 29.46 998.0
13 07:51 W 28 G 54 10.00 Mostly Cloudy and Windy BKN036 BKN055 39.9 25 55% 29 29.45 997.5
13 06:51 SW 26 G 49 10.00 Partly Cloudy and Windy FEW032 SCT048 45 30 45 39 56% 36 29.37 994.9 0.04
13 05:51 S 25 G 45 10.00 Partly Cloudy and Breezy FEW070 SCT250 44.1 28.9 55% 35 29.38 995.2
13 04:51 S 26 G 41 10.00 Mostly Cloudy and Windy SCT070 BKN120 BKN250 43 28.9 58% 34 29.42 996.3
13 03:51 S 22 G 36 10.00 Overcast and Breezy FEW024 OVC055 42.1 33.1 71% 33 29.52 999.9 0.04
13 02:51 S 18 G 31 10.00 Overcast BKN024 OVC045 39.9 34 79% 31 29.6 1002.8 0.04
13 01:51 S 32 G 52 10.00 Light Rain and Windy OVC028 41 30.9 67% 30 29.69 1005.7
13 00:51 S 24 G 39 10.00 Overcast and Breezy BKN070 OVC085 43 26.1 43 39.9 51% 34 29.72 1006.9
12 23:51 S 16 G 30 10.00 Overcast BKN070 OVC080 43 25 49% 36 29.81 1009.7
12 22:51 S 13 10.00 Overcast OVC095 42.1 24.1 49% 36 29.88 1012.1
12 21:51 SE 14 10.00 Overcast OVC090 41 24.1 51% 34 29.92 1013.7
12 20:51 SE 12 10.00 Overcast FEW045 OVC100 39.9 26.1 58% 34 29.97 1015.4
12 19:51 S 9 10.00 Overcast SCT075 OVC090 43 21.9 43% 38 30 1016.4
12 18:51 SW 13 10.00 Overcast OVC095 43 21.9 45 41 43% 37 30 1016.4
12 17:51 SW 13 G 20 10.00 Overcast SCT110 OVC250 44.1 19.9 38% 38 30.01 1016.6
12 16:51 SW 13 G 21 10.00 Overcast FEW170 OVC250 44.1 21 40% 38 30.04 1017.7
12 15:51 SW 8 G 21 10.00 Mostly Cloudy FEW045 BKN250 44.1 21.9 41% 40 30.08 1019.2
12 14:51 W 8 G 21 10.00 Partly Cloudy FEW045 SCT250 44.1 21.9 41% 40 30.1 1019.9
12 13:51 W 14 G 20 10.00 A Few Clouds FEW045 FEW150 43 19.9 40% 37 30.14 1021.3
12 12:51 W 10 G 17 10.00 A Few Clouds FEW043 41 23 41 28.9 49% 35 30.16 1021.8
12 11:51 NW 12 G 18 10.00 A Few Clouds FEW038 39.9 21.9 49% 34 30.17 1022.3
12 10:51 NW 8 10.00 A Few Clouds FEW030 37.9 24.1 57% 33 30.19 1023.0
12 09:51 W 9 10.00 A Few Clouds FEW030 35.1 24.1 64% 29 30.18 1022.7
12 08:51 W 7 10.00 A Few Clouds FEW070 33.1 24.1 70% 28 30.17 1022.5
12 07:51 W 6 10.00 A Few Clouds FEW070 30 23 75% 25 30.17 1022.3
12 06:51 SW 8 10.00 A Few Clouds FEW070 30 23 33.1 30 75% 23 30.16 1021.8
12 05:51 SW 7 10.00 A Few Clouds FEW080 30 23 75% 24 30.14 1021.3
12 04:51 SW 6 10.00 A Few Clouds FEW080 30 21.9 72% 25 30.13 1021.1
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)