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.
07 20:51 E 15 16.09 Overcast FEW110 OVC250 0 -6.1 64% -4 77.19 1029.8
07 19:51 E 13 16.09 Overcast FEW100 OVC250 0.6 -7.2 56% -3 77.22 1030.1
07 18:51 E 13 16.09 Overcast FEW120 OVC250 1.1 -7.8 3.9 1.1 52% -2 77.22 1030.4
07 17:51 E 19 16.09 Mostly Cloudy BKN250 2.8 -8.9 42% -1 77.24 1030.7
07 16:51 E 15 16.09 Mostly Cloudy BKN250 3.3 -12.8 30% 0 77.27 1031.0
07 15:51 E 17 16.09 Mostly Cloudy BKN250 2.8 -9.4 41% -1 77.32 1031.5
07 14:51 E 15 16.09 Mostly Cloudy BKN250 3.3 -8.9 41% 0 77.39 1032.4
07 13:51 E 17 16.09 A Few Clouds FEW040 FEW250 2.8 -8.3 44% -1 77.44 1033.3
07 12:51 E 19 16.09 A Few Clouds FEW040 FEW250 2.2 -8.9 2.2 -2.2 44% -2 77.5 1033.7
07 11:51 NE 19 G 28 16.09 A Few Clouds FEW038 1.1 -9.4 46% -3 77.55 1034.5
07 10:51 E 15 G 26 16.09 A Few Clouds FEW038 1.7 -9.4 44% -2 77.57 1034.9
07 09:51 E 19 16.09 A Few Clouds FEW037 0.6 -9.4 48% -4 77.55 1034.6
07 08:51 E 17 16.09 A Few Clouds FEW036 FEW250 0 -9.4 50% -4 77.52 1034.2
07 07:51 NE 24 16.09 A Few Clouds FEW035 FEW250 -1.1 -10.6 49% -7 77.47 1033.6
07 06:51 NE 19 16.09 A Few Clouds FEW035 FEW250 -1.7 -10 0.6 -2.2 54% -7 77.42 1032.8
07 05:51 NE 22 16.09 A Few Clouds FEW032 FEW250 -1.7 -8.9 58% -7 77.37 1032.1
07 04:51 NE 28 16.09 Partly Cloudy FEW032 SCT250 -1.1 -7.8 61% -7 77.32 1031.4
07 03:51 NE 20 16.09 Partly Cloudy SCT031 SCT250 -1.1 -7.8 61% -6 77.29 1031.0
07 02:51 NE 24 16.09 Mostly Cloudy BKN030 -0.6 -6.7 64% -6 77.27 1030.5
07 01:51 NE 26 16.09 Mostly Cloudy BKN029 0 -5.6 66% -6 77.22 1030.1
07 00:51 NE 28 16.09 Overcast OVC023 0.6 -5 8.9 0.6 66% -5 77.19 1029.6
06 23:51 NE 26 16.09 Overcast OVC022 0.6 -4.4 70% -5 77.14 1028.9
06 22:51 NE 28 16.09 Overcast BKN014 OVC075 1.1 -3.3 73% -4 77.09 1028.4
06 21:51 NE 30 16.09 Mostly Cloudy BKN014 BKN075 1.7 -2.2 76% -4 77.04 1027.5
06 20:51 NE 31 G 44 16.09 Mostly Cloudy SCT017 BKN065 3.3 -0.6 76% -2 76.91 1026.0
06 19:51 N 22 16.09 Mostly Cloudy BKN070 BKN250 7.2 -4.4 44% 4 76.78 1023.9
06 18:51 N 24 G 37 16.09 Mostly Cloudy BKN065 BKN250 8.9 -4.4 10.6 8.3 39% 6 76.71 1023.0
06 17:51 NW 30 16.09 Mostly Cloudy BKN060 10 -2.8 41% 7 76.68 1022.7
06 16:51 W 22 G 39 16.09 Mostly Cloudy BKN055 10 -2.8 41% 7 76.66 1022.5
06 15:51 W 26 G 37 16.09 Mostly Cloudy BKN055 10 -2.2 43% 7 76.68 1022.6
06 14:51 W 22 G 43 16.09 Mostly Cloudy BKN055 9.4 -3.3 41% 7 76.71 1023.1
06 13:51 NW 28 G 43 16.09 Mostly Cloudy BKN049 8.9 -1.7 48% 6 76.76 1023.7
06 12:51 NW 31 G 50 16.09 Mostly Cloudy SCT040 BKN055 9.4 -1.7 9.4 5 46% 6 76.76 1023.7
06 11:51 NW 26 16.09 Mostly Cloudy FEW037 BKN048 9.4 0 52% 6 76.78 1023.9
06 10:51 W 22 16.09 Mostly Cloudy SCT032 BKN041 8.9 0.6 56% 6 76.78 1023.9
06 09:51 NW 24 16.09 Mostly Cloudy BKN023 7.2 1.1 66% 4 76.76 1023.6
06 08:51 NW 24 G 37 16.09 Partly Cloudy SCT020 6.1 1.7 74% 2 76.73 1023.2
06 07:51 NW 15 16.09 A Few Clouds FEW016 FEW045 5.6 1.7 76% 3 76.68 1022.7
06 06:51 NW 19 16.09 A Few Clouds FEW018 FEW045 5 2.2 6.7 5 82% 2 76.61 1021.7 0.08
06 05:51 NW 17 16.09 Partly Cloudy FEW012 SCT048 5.6 3.9 89% 3 76.53 1020.5
06 04:51 W 9 16.09 Partly Cloudy FEW033 SCT070 5 3.9 93% 3 76.5 1020.1
06 03:51 SW 7 16.09 Partly Cloudy FEW037 FEW048 SCT085 5.6 4.4 92% 4 76.48 1019.8 0.08
06 02:51 W 11 16.09 Mostly Cloudy SCT037 BKN050 BKN075 6.1 4.4 89% 4 76.5 1020.1 0.03
06 01:51 W 6 16.09 Mostly Cloudy SCT044 BKN055 BKN100 6.7 3.9 83% 76.53 1020.5 0.05
06 00:51 W 19 G 43 8.05 Thunderstorm Rain Fog/Mist BKN031 OVC044CB 6.7 3.9 10.6 6.7 83% 4 76.61 1021.5 0.13 0.13
05 23:51 SW 20 16.09 Light Rain BKN050 BKN070 OVC120 8.3 0.6 59% 5 76.53 1020.8
05 22:51 SW 17 16.09 Mostly Cloudy FEW045 SCT100 BKN150 7.8 0 58% 5 76.56 1021.2
05 21:51 SW 11 16.09 A Few Clouds FEW045 8.3 -0.6 54% 7 76.56 1021.2
05 20:51 SW 15 16.09 Fair CLR 8.9 -1.7 48% 7 76.58 1021.5
05 19:51 SW 15 16.09 A Few Clouds FEW250 9.4 -2.8 43% 7 76.58 1021.3
05 18:51 W 15 16.09 A Few Clouds FEW035 FEW250 10.6 -4.4 11.7 8.3 35% 76.58 1021.2
05 17:51 W 15 G 33 16.09 A Few Clouds FEW035 FEW250 11.1 -5.6 31% 76.61 1021.5
05 16:51 W 19 G 39 16.09 A Few Clouds FEW250 11.7 -5.6 30% 76.58 1021.3
05 15:51 NW 24 G 39 16.09 A Few Clouds FEW035 11.7 -6.1 28% 76.58 1021.2
05 14:51 NW 26 G 50 16.09 A Few Clouds FEW035 10.6 -6.1 31% 76.61 1021.6
05 13:51 NW 28 G 41 16.09 A Few Clouds FEW035 9.4 -6.1 33% 6 76.58 1021.5
05 12:51 W 28 G 39 16.09 A Few Clouds FEW032 8.3 -3.9 8.3 2.8 42% 5 76.61 1021.6
05 11:51 NW 24 16.09 A Few Clouds FEW032 7.2 -2.2 52% 4 76.58 1021.2
05 10:51 W 13 G 44 16.09 A Few Clouds FEW032 6.1 -2.2 56% 4 76.56 1021.1
05 09:51 W 24 G 39 16.09 Partly Cloudy SCT032 4.4 -2.8 60% 0 76.5 1020.4
05 08:51 NW 26 G 39 16.09 Mostly Cloudy BKN026 BKN031 3.9 -2.2 65% -1 76.43 1019.4
05 07:51 W 15 G 37 16.09 Overcast BKN029 OVC037 2.8 -2.8 67% -1 76.38 1018.6
05 06:51 W 20 G 43 16.09 Mostly Cloudy FEW030 BKN043 2.8 -2.2 5 2.8 70% -1 76.3 1017.7
05 05:51 W 24 G 39 16.09 Mostly Cloudy FEW030 BKN038 BKN050 3.3 -2.2 68% -1 76.25 1016.9
05 04:51 W 19 G 39 16.09 Mostly Cloudy SCT031 BKN049 3.9 -1.7 67% 0 76.2 1016.2
05 03:51 W 26 G 43 16.09 Mostly Cloudy FEW034 BKN050 3.9 -2.8 62% -1 76.17 1015.7
05 02:51 W 26 G 41 16.09 Mostly Cloudy FEW035 BKN055 4.4 -2.8 60% 0 76.12 1015.2
05 01:51 W 24 G 46 16.09 Mostly Cloudy FEW035 BKN050 4.4 -2.8 60% 0 76.12 1015.2
05 00:51 W 26 G 41 16.09 Overcast FEW023 BKN033 OVC045 5 -0.6 6.1 5 67% 1 76.12 1015.1
04 23:51 W 17 16.09 Mostly Cloudy BKN028 BKN050 5 0 70% 2 76.1 1015.0
04 22:51 W 19 G 35 16.09 Mostly Cloudy BKN031 BKN047 5 -0.6 67% 2 76.07 1014.7
04 21:51 W 20 G 37 16.09 Overcast FEW036 OVC050 5 -1.7 62% 1 76.1 1014.9
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)