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. | ||||||||||||||||
| 03 | 13:51 | Vrbl 6 | 16.09 | Mostly Cloudy | FEW020 FEW200 BKN250 | 13.3 | 5.6 | 60% | 76.38 | 1018.2 | |||||||
| 03 | 12:51 | NE 7 | 16.09 | Mostly Cloudy | FEW020 BKN250 | 12.2 | 6.1 | 12.2 | 7.8 | 67% | 76.38 | 1018.3 | |||||
| 03 | 11:51 | W 9 | 16.09 | Mostly Cloudy | SCT017 BKN250 | 10.6 | 5.6 | 71% | 76.38 | 1018.3 | |||||||
| 03 | 10:51 | NW 13 | 16.09 | Mostly Cloudy | BKN015 BKN250 | 9.4 | 5.6 | 77% | 8 | 76.38 | 1018.4 | ||||||
| 03 | 08:51 | W 11 | 16.09 | Overcast | OVC013 | 7.8 | 5 | 83% | 6 | 76.3 | 1017.2 | ||||||
| 03 | 07:51 | W 17 | 16.09 | Overcast | OVC013 | 7.8 | 5 | 83% | 5 | 76.23 | 1016.2 | ||||||
| 03 | 06:51 | SW 19 G 30 | 16.09 | Overcast | OVC013 | 8.3 | 6.1 | 16.7 | 8.3 | 86% | 6 | 76.12 | 1015.0 | ||||
| 03 | 03:51 | W 33 G 46 | 16.09 | Overcast and Breezy | OVC013 | 10.6 | 7.8 | 83% | 75.87 | 1011.6 | |||||||
| 03 | 00:51 | SW 17 G 39 | 16.09 | Mostly Cloudy | SCT022 BKN030 BKN045 | 16.7 | 13.3 | 20.6 | 15.6 | 80% | 75.57 | 1007.3 | 0.94 | ||||
| 02 | 23:51 | SW 17 | 16.09 | A Few Clouds | FEW025 FEW250 | 16.1 | 14.4 | 90% | 75.49 | 1006.3 | |||||||
| 02 | 22:51 | S 13 | 16.09 | Overcast | FEW020 BKN035 BKN080 OVC250 | 15.6 | 14.4 | 93% | 75.44 | 1005.7 | 0.48 | ||||||
| 02 | 21:51 | S 20 G 39 | 4.83 | Thunderstorm Rain | BKN031CB BKN055 OVC100 | 17.2 | 13.9 | 81% | 75.36 | 1004.9 | 0.08 | 0.46 | |||||
| 02 | 20:51 | S 20 G 43 | 16.09 | Light Rain | SCT022 BKN070 BKN100 OVC160 | 16.7 | 11.7 | 73% | 75.29 | 1003.9 | 0.38 | ||||||
| 02 | 19:51 | S 41 G 72 | 16.09 | Mostly Cloudy and Breezy | BKN027 BKN065 BKN120 BKN250 | 20.6 | 15.6 | 73% | 75.26 | 1003.5 | |||||||
| 02 | 18:51 | S 41 G 67 | 16.09 | Mostly Cloudy and Breezy | BKN030 BKN036 BKN075 BKN150 BKN250 | 20.6 | 16.1 | 21.1 | 13.3 | 76% | 75.26 | 1003.3 | 0.05 | ||||
| 02 | 17:51 | S 30 G 59 | 16.09 | Mostly Cloudy | FEW034 BKN065 BKN095 BKN160 BKN250 | 20.6 | 16.1 | 76% | 75.26 | 1003.4 | |||||||
| 02 | 16:51 | S 31 G 56 | 16.09 | Light Rain | SCT031 BKN048 OVC100 | 20.6 | 16.1 | 76% | 75.29 | 1003.8 | |||||||
| 02 | 15:51 | S 50 G 74 | 16.09 | Overcast and Windy | BKN031 BKN043 OVC055 | 21.1 | 16.1 | 73% | 75.29 | 1003.5 | 0.05 | ||||||
| 02 | 14:51 | S 28 G 46 | 16.09 | Overcast | BKN028 BKN035 OVC055 | 20 | 16.7 | 81% | 75.34 | 1004.5 | 0.05 | ||||||
| 02 | 13:51 | S 19 G 31 | 14.48 | Light Rain | BKN026 OVC033 | 19.4 | 17.2 | 87% | 75.41 | 1005.5 | |||||||
| 02 | 12:51 | E 7 | 4.02 | Fog/Mist | SCT005 BKN012 OVC049 | 13.3 | 12.2 | 13.3 | 3.9 | 93% | 75.49 | 1006.7 | 0.36 | ||||
| 02 | 11:51 | E 11 | 3.22 | Fog/Mist | OVC004 | 10 | 9.4 | 96% | 9 | 75.59 | 1008.2 | 0.18 | |||||
| 02 | 10:51 | E 15 | 3.22 | Light Rain Fog/Mist | OVC003 | 7.8 | 7.2 | 96% | 6 | 75.69 | 1009.6 | 0.13 | |||||
| 02 | 09:51 | E 11 | 3.22 | Light Rain Fog/Mist | OVC003 | 6.1 | 5.6 | 97% | 4 | 75.77 | 1010.4 | 0.05 | |||||
| 02 | 08:51 | E 11 | 4.83 | Light Rain Fog/Mist | OVC004 | 5 | 3.9 | 93% | 3 | 75.82 | 1011.3 | 0.05 | |||||
| 02 | 07:51 | E 11 | 4.83 | Fog/Mist | OVC004 | 3.9 | 3.3 | 96% | 1 | 75.9 | 1012.3 | ||||||
| 02 | 06:51 | E 15 | 6.44 | Fog/Mist | OVC005 | 3.9 | 2.8 | 3.9 | 3.3 | 93% | 1 | 75.95 | 1013.0 | 0.05 | 1.35 | ||
| 02 | 05:51 | E 17 | 9.66 | Fog/Mist | OVC006 | 3.9 | 2.2 | 89% | 0 | 76 | 1013.8 | 0.1 | |||||
| 02 | 04:51 | E 22 | 8.05 | Light Rain Fog/Mist | OVC006 | 3.3 | 2.2 | 93% | -1 | 76.02 | 1014.2 | 0.13 | |||||
| 02 | 03:51 | E 20 | 12.87 | Light Rain | OVC007 | 3.3 | 2.2 | 93% | -1 | 76.1 | 1015.1 | 0.23 | 1.07 | ||||
| 02 | 02:51 | E 15 | 6.44 | Light Rain Fog/Mist | BKN007 OVC013 | 3.9 | 2.8 | 93% | 1 | 76.25 | 1017.1 | 0.53 | |||||
| 02 | 01:51 | E 28 G 43 | 9.66 | Rain Fog/Mist | OVC010 | 3.9 | 2.2 | 89% | -1 | 76.28 | 1017.4 | 0.3 | |||||
| 02 | 00:51 | E 24 | 11.27 | Light Rain | OVC016 | 3.3 | 1.7 | 4.4 | 2.8 | 89% | -1 | 76.33 | 1018.2 | 0.18 | 0.23 | ||
| 01 | 23:51 | E 19 G 37 | 11.27 | Light Rain | OVC019 | 3.9 | 1.1 | 82% | 0 | 76.45 | 1019.9 | 0.05 | |||||
| 01 | 22:51 | E 24 G 39 | 16.09 | Overcast | OVC022 | 4.4 | 0 | 73% | 0 | 76.43 | 1019.4 | ||||||
| 01 | 21:51 | E 24 G 35 | 16.09 | Overcast | OVC023 | 4.4 | 0 | 73% | 0 | 76.5 | 1020.4 | ||||||
| 01 | 20:51 | NE 26 | 16.09 | Overcast | OVC022 | 3.9 | 0 | 76% | -1 | 76.56 | 1021.3 | ||||||
| 01 | 19:51 | NE 24 | 16.09 | Overcast | OVC026 | 3.3 | -0.6 | 76% | -1 | 76.63 | 1022.2 | ||||||
| 01 | 18:51 | NE 31 G 44 | 16.09 | Overcast | SCT026 BKN065 OVC250 | 3.3 | -0.6 | 3.9 | 2.8 | 76% | -2 | 76.61 | 1021.7 | ||||
| 01 | 17:51 | NE 31 | 16.09 | Overcast | FEW016 BKN026 OVC045 | 3.3 | -0.6 | 76% | -2 | 76.61 | 1021.7 | ||||||
| 01 | 16:51 | NE 33 | 16.09 | Overcast and Breezy | SCT016 OVC025 | 3.9 | -0.6 | 73% | -1 | 76.63 | 1022.2 | ||||||
| 01 | 15:51 | NE 28 | 16.09 | Overcast | BKN015 OVC025 | 3.9 | -0.6 | 73% | -1 | 76.61 | 1022.0 | ||||||
| 01 | 14:51 | NE 37 | 16.09 | Overcast and Breezy | OVC015 | 3.3 | -1.1 | 73% | -2 | 76.66 | 1022.5 | ||||||
| 01 | 13:51 | NE 31 | 16.09 | Overcast | OVC015 | 3.3 | -1.1 | 73% | -2 | 76.73 | 1023.6 | ||||||
| 01 | 12:51 | NE 35 G 48 | 16.09 | Overcast and Breezy | OVC014 | 2.8 | -1.1 | 3.3 | 2.2 | 76% | -3 | 76.73 | 1023.6 | ||||
| 01 | 11:51 | NE 41 G 50 | 16.09 | Overcast and Breezy | OVC014 | 2.8 | -1.7 | 73% | -3 | 76.73 | 1023.7 | ||||||
| 01 | 10:51 | NE 41 | 16.09 | Overcast and Breezy | BKN014 OVC022 | 2.8 | -1.1 | 76% | -3 | 76.73 | 1023.6 | ||||||
| 01 | 09:51 | NE 41 G 52 | 16.09 | Overcast and Breezy | BKN014 OVC022 | 2.2 | -1.1 | 79% | -4 | 76.73 | 1023.6 | ||||||
| 01 | 08:51 | NE 39 G 48 | 16.09 | Overcast and Breezy | BKN012 OVC020 | 2.2 | -0.6 | 82% | -4 | 76.73 | 1023.6 | ||||||
| 01 | 07:51 | NE 37 | 16.09 | Overcast and Breezy | OVC012 | 2.2 | -1.1 | 79% | -4 | 76.71 | 1023.1 | ||||||
| 01 | 06:51 | NE 35 | 16.09 | Overcast and Breezy | OVC012 | 2.2 | -1.1 | 3.9 | 2.2 | 79% | -4 | 76.63 | 1022.2 | ||||
| 01 | 05:51 | N 39 G 50 | 16.09 | Overcast and Breezy | BKN014 OVC130 | 2.2 | -1.1 | 79% | -4 | 76.56 | 1021.1 | ||||||
| 01 | 04:51 | NE 33 | 16.09 | Overcast and Breezy | BKN130 OVC200 | 2.8 | -1.7 | 73% | -3 | 76.53 | 1020.6 | ||||||
| 01 | 03:51 | NE 33 G 46 | 16.09 | Overcast and Breezy | FEW020 OVC200 | 2.8 | -1.7 | 73% | -3 | 76.5 | 1020.0 | ||||||
| 01 | 01:51 | NE 30 G 46 | 16.09 | Mostly Cloudy | BKN015 BKN250 | 3.3 | 0 | 79% | -2 | 76.5 | 1020.0 | ||||||
| 01 | 00:51 | NE 35 G 50 | 16.09 | Partly Cloudy and Breezy | FEW019 SCT250 | 3.9 | 0.6 | 7.2 | 3.9 | 79% | -1 | 76.45 | 1019.5 | ||||
| 31 | 23:51 | NE 31 G 48 | 16.09 | Overcast | OVC017 | 5 | 1.7 | 79% | 0 | 76.35 | 1018.1 | ||||||
| 31 | 22:51 | NE 24 | 16.09 | Overcast | OVC009 | 5 | 2.8 | 86% | 1 | 76.3 | 1017.4 | ||||||
| 31 | 21:51 | NE 24 | 16.09 | Overcast | OVC010 | 5 | 2.8 | 86% | 1 | 76.25 | 1016.7 | ||||||
| 31 | 20:51 | NE 33 | 16.09 | Overcast and Breezy | BKN010 OVC018 | 5.6 | 2.8 | 82% | 1 | 76.2 | 1015.8 | ||||||
| 31 | 19:51 | NE 22 | 16.09 | Overcast | BKN010 OVC045 | 6.1 | 3.3 | 82% | 3 | 76.07 | 1014.1 | ||||||
| 31 | 18:51 | NE 19 | 14.48 | Overcast | SCT014 OVC022 | 7.2 | 5 | 20 | 7.2 | 86% | 4 | 75.97 | 1012.8 | ||||
| 31 | 17:51 | NE 20 | 16.09 | Overcast | FEW014 OVC019 | 8.9 | 6.1 | 83% | 6 | 75.87 | 1011.5 | ||||||
| 31 | 16:51 | NE 13 | 16.09 | Overcast | FEW015 OVC020 | 9.4 | 5.6 | 77% | 8 | 75.77 | 1010.2 | ||||||
| 31 | 15:51 | W 15 | 16.09 | Overcast | BKN032 BKN055 OVC080 | 19.4 | 13.9 | 71% | 75.69 | 1008.7 | |||||||
| 31 | 14:51 | SW 22 G 35 | 16.09 | Overcast | BKN037 BKN055 BKN080 OVC150 | 20 | 15 | 73% | 75.64 | 1008.0 | |||||||
| 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) | |||||||||||||||