Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cst) 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.
22 01:51 W 28 G 44 16.09 Fair CLR -7.8 -15.6 54% -16 76.33 1018.7
22 00:51 W 39 G 56 16.09 Mostly Cloudy and Breezy FEW026 BKN042 -5 -9.4 72% -13 76.25 1017.5
21 23:51 W 24 G 48 16.09 Overcast BKN022 BKN038 OVC045 -2.8 -8.3 -1.1 -2.8 66% -9 76.17 1016.4 0.08
21 22:51 W 30 G 50 16.09 Overcast BKN022 OVC045 -2.2 -6.7 72% -9 76.07 1015.2
21 21:51 W 22 G 39 16.09 Light Snow FEW015 BKN022 OVC035 -1.7 -3.9 85% -7 75.92 1012.9 0.05
21 20:51 W 9 6.44 Light Snow Fog/Mist FEW006 BKN025 OVC050 -2.8 -4.4 89% -6 75.87 1012.2 0.03 0.03
21 19:51 SW 7 16.09 Light Snow FEW030 BKN042 OVC055 -2.2 -5.6 78% -5 75.9 1012.5
21 18:51 SW 15 4.02 Light Snow Fog/Mist BKN018 BKN031 OVC045 -2.8 -5.6 81% -7 75.95 1013.4
21 17:51 SW 11 16.09 Overcast BKN046 OVC065 -2.8 -8.9 -1.7 -3.9 63% -7 75.97 1013.7
21 16:51 SW 17 16.09 Partly Cloudy FEW043 SCT130 SCT250 -2.8 -9.4 61% -8 75.92 1013.0
21 15:51 SW 24 G 39 16.09 Overcast FEW030 OVC047 -2.8 -9.4 61% -9 75.95 1013.3
21 14:51 W 19 G 35 16.09 Overcast FEW025 OVC048 -3.3 -8.9 66% -9 75.95 1013.4
21 13:51 W 24 G 50 16.09 Overcast OVC020 -3.3 -8.3 69% -10 75.95 1013.3
21 12:51 W 30 G 46 16.09 Overcast OVC023 -2.8 -7.8 69% -10 75.92 1013.2
21 11:51 W 24 G 39 16.09 Mostly Cloudy BKN025 -1.7 -7.8 -1.1 -2.8 63% -8 75.95 1013.4 0.03
21 10:51 W 17 G 30 16.09 Partly Cloudy SCT026 -1.7 -8.3 61% -6 75.97 1013.5
21 09:51 W 17 G 33 16.09 A Few Clouds FEW019 FEW035 -2.2 -8.3 63% -7 75.97 1013.7
21 08:51 W 17 16.09 Mostly Cloudy FEW021 BKN060 -2.2 -5.6 78% -7 75.92 1013.0 0.03
21 07:51 W 11 16.09 Overcast FEW021 OVC065 -2.8 -6.1 78% -7 75.9 1012.8 0.03
21 06:51 W 28 G 37 9.66 Light Snow OVC032 -1.7 -7.8 63% -8 75.92 1013.1
21 05:51 SW 11 16.09 Overcast BKN050 OVC070 -2.2 -9.4 -2.2 -6.1 58% -6 75.95 1013.3 0.03
21 04:51 S 11 16.09 Overcast OVC070 -2.2 -9.4 58% -6 75.97 1013.7
21 03:51 S 15 16.09 Overcast SCT055 OVC070 -2.8 -8.9 63% -7 76.05 1014.9
21 02:51 S 19 16.09 Overcast OVC045 -3.9 -10.6 60% -9 76.12 1016.1 0.03
21 01:51 SE 13 11.27 Light Snow OVC036 -5 -9.4 72% -10 76.3 1018.2
21 00:51 S 11 3.22 Light Snow Fog/Mist OVC024 -6.1 -8.3 85% -10 76.4 1019.7 0.03
20 23:51 S 19 4.83 Light Snow OVC024 -5 -10 -4.4 -7.8 68% -11 76.48 1020.9
20 22:51 S 15 16.09 Overcast BKN039 OVC050 -4.4 -12.8 52% -9 76.53 1021.6
20 21:51 S 15 16.09 Overcast BKN055 OVC070 -4.4 -13.3 50% -9 76.56 1022.0
20 20:51 S 19 16.09 Overcast BKN055 OVC075 -5 -13.3 53% -11 76.58 1022.3
20 19:51 S 11 16.09 Overcast OVC095 -6.1 -13.3 57% -10 76.66 1023.5
20 18:51 SE 7 16.09 Overcast FEW100 OVC130 -6.7 -15 52% -10 76.71 1024.0
20 17:51 SE 7 16.09 Overcast BKN120 OVC250 -7.8 -16.7 -6.7 -10 49% -11 76.76 1024.8
20 16:51 S 7 16.09 Mostly Cloudy FEW130 BKN250 -7.8 -17.8 45% -11 76.78 1025.2
20 15:51 SW 17 16.09 Mostly Cloudy BKN250 -6.7 -17.8 41% -13 76.84 1025.8
20 14:51 SW 9 16.09 Overcast OVC250 -7.2 -17.8 43% -11 76.89 1026.4
20 13:51 SW 15 16.09 Mostly Cloudy FEW025 BKN250 -8.3 -18.9 43% -14 76.96 1027.5
20 12:51 SW 17 16.09 Mostly Cloudy FEW025 BKN250 -8.9 -19.4 43% -15 77.04 1028.4
20 11:51 W 20 16.09 Partly Cloudy FEW025 SCT250 -10 -18.9 -10 -16.1 49% -17 77.09 1029.4
20 10:51 W 17 16.09 A Few Clouds FEW025 FEW250 -11.1 -19.4 51% -18 77.14 1030.0
20 09:51 W 15 16.09 A Few Clouds FEW020 FEW250 -13.3 -20 57% -20 77.14 1030.1
20 08:51 W 15 16.09 A Few Clouds FEW020 -14.4 -20 63% -22 77.14 1029.9
20 07:51 W 15 16.09 A Few Clouds FEW020 -15.6 -20 69% -23 77.09 1029.6
20 06:51 W 17 16.09 A Few Clouds FEW020 -16.1 -20.6 69% -24 77.09 1029.3
20 05:51 W 9 16.09 Fair CLR -16.1 -20.6 -15.6 -16.1 69% -22 77.04 1028.8
20 04:51 SW 13 16.09 Fair CLR -16.1 -20.6 69% -23 77.01 1028.6
20 03:51 W 11 16.09 Fair CLR -16.1 -20.6 69% -22 77.01 1028.4
20 02:51 SW 11 16.09 Fair CLR -16.1 -20.6 69% -22 76.99 1028.2
20 01:51 W 9 16.09 Fair CLR -16.1 -20.6 69% -22 76.99 1028.0
20 00:51 W 11 16.09 Fair CLR -16.1 -21.1 66% -22 76.96 1027.9
19 23:51 W 9 16.09 A Few Clouds FEW100 -16.1 -21.7 -15 -16.1 62% -22 76.99 1028.1
19 22:51 W 11 16.09 Mostly Cloudy BKN100 -15.6 -21.7 60% -22 76.99 1028.2
19 21:51 W 22 G 37 16.09 Mostly Cloudy BKN095 -15 -21.7 57% -24 76.96 1027.9
19 20:51 W 17 16.09 Overcast OVC100 -15 -21.1 60% -23 76.94 1027.6
19 19:51 W 17 G 30 16.09 Mostly Cloudy BKN110 -15.6 -21.7 60% -23 76.94 1027.5
19 18:51 W 19 16.09 Mostly Cloudy FEW120 BKN250 -15.6 -22.2 57% -24 76.91 1027.0
19 17:51 W 15 16.09 A Few Clouds FEW023 FEW250 -15.6 -22.2 -14.4 -16.7 57% -23 76.86 1026.5
19 16:51 W 19 G 30 16.09 Mostly Cloudy FEW023 BKN250 -15 -22.8 52% -23 76.86 1026.2
19 15:51 W 26 G 39 16.09 Partly Cloudy FEW023 SCT250 -14.4 -22.8 49% -24 76.84 1026.0
19 14:51 W 24 G 41 16.09 Partly Cloudy SCT023 -15 -22.2 54% -24 76.81 1025.4
19 13:51 W 28 G 44 16.09 A Few Clouds FEW024 -15.6 -22.8 54% -26 76.76 1024.8
19 12:51 W 28 G 44 16.09 A Few Clouds FEW022 -16.1 -23.3 54% -26 76.76 1024.7
19 11:51 W 22 G 44 16.09 A Few Clouds FEW023 -16.7 -23.9 -16.1 -18.3 54% -26 76.73 1024.4
19 10:51 W 31 G 52 16.09 A Few Clouds FEW023 -17.2 -24.4 54% -28 76.71 1024.1
19 09:51 W 39 G 61 16.09 A Few Clouds and Breezy FEW022 -17.8 -25 54% -30 76.63 1023.0
19 08:51 W 30 G 48 16.09 A Few Clouds FEW022 -18.3 -25 56% -30 76.53 1021.8
19 07:51 W 22 G 46 16.09 A Few Clouds FEW018 -18.3 -24.4 59% -28 76.43 1020.4
19 06:51 W 28 G 48 14.48 Mostly Cloudy BKN018 -17.2 -22.2 65% -28 76.33 1018.9
19 05:51 W 30 G 46 12.87 Mostly Cloudy BKN019 BKN050 -16.1 -20.6 -7.8 -16.1 69% -27 76.17 1017.2
19 04:51 W 28 G 48 6.44 Light Snow Blowing Snow BKN016 BKN024 BKN050 -13.9 -18.3 70% -24 76.07 1015.5
19 03:51 W 24 G 39 11.27 Light Snow SCT020 BKN033 BKN065 -12.2 -16.7 69% -21 75.95 1013.9
19 02:51 W 17 4.83 Light Snow BKN020 BKN038 OVC070 -10.6 -13.9 77% -17 75.9 1012.9
Date Time (cst) 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)