Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| 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) | |||||||||||||||