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.
10 17:51 N 20 16.09 Mostly Cloudy SCT035 BKN046 12.2 3.9 57% 76.96 1026.3
10 16:51 NW 11 16.09 Mostly Cloudy SCT029 BKN041 BKN055 11.7 4.4 61% 76.94 1026.1
10 15:51 NW 11 16.09 Mostly Cloudy BKN024 BKN035 10.6 5 69% 76.94 1026.0
10 14:51 W 11 16.09 Overcast OVC020 10 5.6 74% 9 76.94 1026.0
10 13:51 N 13 16.09 Overcast OVC021 9.4 5 74% 8 76.91 1025.5
10 12:51 N 9 16.09 Overcast OVC017 9.4 5.6 9.4 6.1 77% 8 76.86 1025.1 0.03
10 11:51 N 17 16.09 Overcast BKN015 OVC023 8.9 5.6 80% 7 76.84 1024.5
10 10:51 N 22 16.09 Overcast OVC010 7.8 5 83% 5 76.81 1024.1
10 09:51 N 20 16.09 Overcast OVC007 7.8 5.6 86% 5 76.73 1023.3 0.03
10 08:51 N 15 4.83 Light Rain Fog/Mist BKN007 OVC021 7.2 5.6 90% 5 76.66 1022.1
10 07:51 N 20 8.05 Light Drizzle Fog/Mist OVC006 6.7 5.6 93% 3 76.63 1021.7 0.03
10 06:51 N 20 4.83 Light Rain Fog/Mist OVC004 6.1 5.6 7.2 6.1 97% 3 76.56 1020.8 0.81
10 05:51 N 15 11.27 Overcast OVC005 7.2 6.1 93% 5 76.45 1019.3
10 04:51 NE 13 11.27 Overcast OVC005 7.2 6.1 93% 5 76.4 1018.7 0.03
10 03:51 E 15 6.44 Light Rain Fog/Mist SCT005 BKN041 OVC050 6.7 5.6 93% 4 76.38 1018.3 0.56 0.79
10 02:51 E 11 8.05 Light Rain Fog/Mist OVC065 6.1 5 93% 4 76.43 1019.1 0.23
10 01:51 N 22 16.09 Light Rain OVC080 6.7 3.9 83% 3 76.5 1020.1
10 00:51 N 24 16.09 Light Rain OVC085 7.2 3.3 18.3 7.2 77% 4 76.5 1020.0
09 23:51 N 20 16.09 Overcast SCT110 OVC150 9.4 3.9 69% 7 76.43 1019.1
09 22:51 N 17 16.09 Overcast SCT085 OVC110 11.1 5 66% 76.48 1019.6
09 21:51 W 7 16.09 Overcast FEW065 BKN080 OVC120 15 7.8 62% 76.5 1019.8
09 20:51 N 6 16.09 Overcast BKN085 OVC100 14.4 7.2 62% 76.45 1019.3
09 19:51 NW 13 16.09 Overcast BKN100 OVC250 14.4 7.8 65% 76.48 1019.7
09 18:51 NW 19 16.09 Light Rain BKN075 OVC250 18.3 6.1 21.1 18.3 45% 76.53 1020.4 0.03 0.03
09 17:51 W 13 16.09 Overcast BKN075 OVC250 20 4.4 36% 76.48 1019.6
09 16:51 SW 15 16.09 Overcast BKN075 OVC250 20.6 3.9 33% 76.48 1019.4
09 15:51 SW 13 G 35 16.09 Overcast FEW085 OVC250 21.1 3.9 32% 76.45 1019.1
09 14:51 W 26 G 33 16.09 Mostly Cloudy SCT085 BKN250 20.6 2.8 31% 76.5 1019.8
09 13:51 SW 13 16.09 Mostly Cloudy FEW085 BKN250 20 3.3 33% 76.5 1019.8
09 12:51 W 20 G 31 16.09 Partly Cloudy FEW110 SCT250 20 1.7 20 12.8 30% 76.56 1020.3
09 11:51 W 13 G 33 16.09 Partly Cloudy FEW070 FEW110 SCT250 18.3 1.7 33% 76.56 1020.6
09 10:51 W 15 16.09 Partly Cloudy SCT110 SCT250 17.8 1.1 33% 76.56 1020.6
09 09:51 SW 13 16.09 Partly Cloudy FEW100 SCT140 16.1 2.2 39% 76.5 1020.0
09 08:51 SW 11 16.09 Mostly Cloudy SCT100 BKN130 14.4 5.6 56% 76.5 1019.8
09 07:51 SW 11 16.09 Mostly Cloudy BKN085 BKN110 12.8 7.2 69% 76.48 1019.6
09 06:51 S 6 16.09 Mostly Cloudy BKN100 BKN150 12.8 6.7 18.3 12.8 67% 76.43 1018.6
09 05:51 SW 6 16.09 Overcast BKN100 OVC120 13.3 7.2 67% 76.38 1018.0
09 04:51 W 13 16.09 Overcast BKN090 OVC110 14.4 6.7 60% 76.3 1017.0
09 03:51 SW 26 G 41 16.09 Overcast FEW075 BKN100 OVC120 15.6 6.1 53% 76.23 1015.8
09 02:51 S 28 G 44 16.09 Overcast OVC090 16.1 5.6 50% 76.12 1014.8
09 01:51 S 33 G 59 16.09 Overcast and Breezy SCT055 BKN075 OVC090 16.1 5.6 50% 76.2 1015.8
09 00:51 S 28 G 44 16.09 Overcast OVC095 17.8 3.9 21.1 17.2 40% 76.17 1015.4
08 23:51 S 30 G 50 16.09 Mostly Cloudy BKN110 BKN220 17.2 3.9 41% 76.17 1015.6
08 22:51 S 33 G 50 16.09 Mostly Cloudy and Breezy BKN220 17.2 3.9 41% 76.2 1015.8
08 21:51 S 30 G 50 16.09 Mostly Cloudy SCT170 BKN250 17.8 3.9 40% 76.2 1015.9
08 20:51 S 28 G 43 16.09 Mostly Cloudy FEW150 BKN250 19.4 3.9 36% 76.2 1016.0
08 19:51 S 22 G 41 16.09 Mostly Cloudy FEW080 FEW150 BKN250 20 3.3 33% 76.17 1015.7
08 18:51 S 33 G 59 16.09 Partly Cloudy and Breezy FEW080 FEW150 SCT250 21.1 3.3 21.7 16.7 31% 76.15 1015.3
08 17:51 S 44 G 63 16.09 Partly Cloudy and Windy FEW080 FEW170 SCT250 21.7 3.3 30% 76.15 1015.3
08 16:51 S 39 G 57 16.09 A Few Clouds and Breezy FEW170 FEW250 21.7 3.9 31% 76.2 1015.8
08 15:51 S 33 G 61 16.09 A Few Clouds and Breezy FEW200 FEW250 21.1 3.3 31% 76.25 1016.7
08 14:51 S 30 G 59 16.09 Partly Cloudy FEW200 SCT250 20 2.8 32% 76.33 1017.8
08 13:51 S 33 G 54 16.09 Mostly Cloudy and Breezy FEW190 BKN250 18.3 1.7 33% 76.43 1019.1
08 12:51 S 33 G 48 16.09 Overcast and Breezy FEW180 SCT250 OVC300 16.7 1.1 16.7 3.3 35% 76.5 1020.1
08 11:51 S 33 G 46 16.09 Mostly Cloudy and Breezy FEW130 BKN220 BKN300 13.3 -0.6 39% 76.58 1021.4
08 10:51 S 26 G 44 16.09 Mostly Cloudy FEW130 BKN230 11.1 -2.2 40% 76.66 1022.5
08 09:51 S 26 G 41 16.09 Mostly Cloudy FEW050 SCT150 BKN250 8.9 -3.9 41% 6 76.76 1023.7
08 08:51 S 30 G 43 16.09 Mostly Cloudy FEW090 SCT140 BKN250 6.7 -3.9 47% 3 76.81 1024.6
08 07:51 S 20 16.09 Mostly Cloudy BKN085 BKN140 BKN250 4.4 -4.4 53% 1 76.86 1025.2
08 06:51 SE 20 16.09 Overcast SCT080 BKN130 OVC250 3.3 -3.9 3.3 1.7 60% -1 76.89 1025.7 0.03
08 05:51 SE 19 16.09 Overcast BKN085 OVC140 2.8 -3.9 62% -1 76.91 1025.9
08 04:51 SE 17 16.09 Overcast FEW060 BKN080 OVC120 2.2 -3.3 67% -2 76.94 1026.2
08 03:51 SE 9 16.09 Light Rain FEW060 BKN075 OVC095 2.2 -3.3 67% -0 76.96 1026.7 0.03 0.03
08 02:51 SE 15 16.09 Overcast SCT060 BKN080 OVC120 3.3 -6.1 51% 0 76.99 1027.0
08 01:51 SE 13 16.09 Overcast BKN120 OVC250 2.8 -6.1 52% -0 77.01 1027.2
08 00:51 SE 9 16.09 Overcast FEW080 BKN120 OVC250 1.7 -2.8 1.7 0 72% -1 77.04 1027.9
07 23:51 E 15 16.09 Mostly Cloudy BKN130 BKN250 1.1 -3.3 73% -3 77.09 1028.4
07 22:51 E 13 16.09 Overcast SCT140 OVC250 1.1 -4.4 67% -2 77.14 1029.3
07 21:51 E 11 16.09 Overcast SCT130 OVC250 0.6 -5 66% -2 77.19 1029.7
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
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)