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. | ||||||||||||||||
| 21 | 20:51 | NE 26 G 37 | 16.09 | Overcast | BKN032 OVC065 | 17.2 | 11.1 | 68% | 76.63 | 1021.5 | |||||||
| 21 | 19:51 | NE 20 | 16.09 | Overcast | BKN031 OVC065 | 17.2 | 11.7 | 70% | 76.61 | 1021.1 | |||||||
| 21 | 18:51 | NE 26 G 39 | 16.09 | Overcast | BKN028 OVC080 | 16.7 | 11.7 | 18.9 | 16.7 | 73% | 76.56 | 1020.6 | |||||
| 21 | 17:51 | NE 30 G 41 | 16.09 | Overcast | BKN024 OVC065 | 16.7 | 11.7 | 73% | 76.53 | 1020.2 | |||||||
| 21 | 16:51 | NE 31 G 44 | 16.09 | Overcast | BKN024 OVC065 | 17.2 | 11.7 | 70% | 76.53 | 1020.1 | |||||||
| 21 | 15:51 | NE 28 | 16.09 | Overcast | BKN023 OVC065 | 17.2 | 12.2 | 73% | 76.53 | 1020.3 | |||||||
| 21 | 14:51 | NE 31 G 43 | 16.09 | Mostly Cloudy | BKN022 BKN065 BKN250 | 17.2 | 11.7 | 70% | 76.56 | 1020.4 | |||||||
| 21 | 13:51 | NE 31 G 39 | 16.09 | Overcast | BKN022 OVC065 | 18.3 | 12.8 | 70% | 76.56 | 1020.3 | |||||||
| 21 | 12:51 | NE 22 | 16.09 | Mostly Cloudy | FEW022 BKN075 BKN090 | 18.9 | 12.8 | 18.9 | 15.6 | 68% | 76.53 | 1020.2 | |||||
| 21 | 11:51 | NE 26 | 16.09 | Overcast | SCT022 OVC075 | 17.2 | 12.2 | 73% | 76.56 | 1020.5 | |||||||
| 21 | 10:51 | NE 26 G 37 | 16.09 | Overcast | FEW018 SCT038 OVC080 | 17.2 | 12.8 | 76% | 76.56 | 1020.4 | |||||||
| 21 | 09:51 | E 20 G 37 | 16.09 | Overcast | BKN026 OVC060 | 16.1 | 12.2 | 78% | 76.58 | 1020.7 | |||||||
| 21 | 08:51 | E 19 | 16.09 | Overcast | SCT017 OVC036 | 15.6 | 12.8 | 84% | 76.56 | 1020.6 | |||||||
| 21 | 07:51 | E 19 G 35 | 16.09 | Overcast | SCT019 OVC038 | 15.6 | 12.2 | 80% | 76.53 | 1020.2 | |||||||
| 21 | 06:51 | E 24 | 16.09 | Overcast | FEW020 BKN039 OVC075 | 16.1 | 12.2 | 17.2 | 16.1 | 78% | 76.48 | 1019.4 | |||||
| 21 | 05:51 | E 20 | 16.09 | Overcast | BKN020 OVC075 | 16.1 | 12.8 | 81% | 76.45 | 1019.0 | |||||||
| 21 | 04:51 | E 19 G 33 | 16.09 | Overcast | SCT021 SCT060 OVC070 | 16.1 | 12.8 | 81% | 76.43 | 1018.8 | |||||||
| 21 | 03:51 | E 24 G 33 | 16.09 | Overcast | SCT025 BKN035 OVC055 | 16.1 | 12.2 | 78% | 76.43 | 1018.7 | |||||||
| 21 | 02:51 | E 24 | 16.09 | Overcast | OVC022 | 16.1 | 12.2 | 78% | 76.43 | 1018.7 | |||||||
| 21 | 01:51 | NE 26 G 52 | 16.09 | Light Drizzle | FEW008 BKN028 OVC034 | 16.1 | 12.2 | 78% | 76.43 | 1018.9 | |||||||
| 21 | 00:51 | E 26 G 39 | 16.09 | Overcast | FEW007 BKN023 OVC034 | 17.2 | 11.7 | 17.2 | 16.1 | 70% | 76.43 | 1018.8 | 0.1 | ||||
| 20 | 23:51 | E 22 | 16.09 | Overcast | FEW007 BKN015 OVC031 | 17.2 | 14.4 | 84% | 76.45 | 1019.0 | 0.03 | ||||||
| 20 | 22:51 | E 22 G 35 | 4.83 | Light Drizzle Fog/Mist | BKN007 OVC025 | 16.7 | 15.6 | 93% | 76.4 | 1018.6 | |||||||
| 20 | 21:51 | E 26 G 44 | 4.83 | Light Drizzle Fog/Mist | BKN007 BKN013 OVC019 | 16.7 | 15.6 | 93% | 76.38 | 1018.2 | 0.05 | 0.08 | |||||
| 20 | 20:51 | NE 20 | 4.02 | Light Drizzle Fog/Mist | BKN011 BKN017 OVC023 | 16.7 | 15.6 | 93% | 76.35 | 1017.9 | 0.03 | ||||||
| 20 | 19:51 | NE 24 G 33 | 9.66 | Light Rain Fog/Mist | SCT015 BKN022 OVC027 | 16.7 | 15 | 90% | 76.3 | 1017.1 | |||||||
| 20 | 18:51 | NE 28 G 46 | 12.87 | Light Drizzle | BKN011 OVC018 | 16.7 | 15 | 18.9 | 16.7 | 90% | 76.3 | 1017.0 | 0.46 | ||||
| 20 | 17:51 | NE 30 G 50 | 16.09 | Light Drizzle | BKN009 OVC013 | 17.2 | 15.6 | 90% | 76.23 | 1016.1 | |||||||
| 20 | 16:51 | NE 31 G 43 | 11.27 | Light Drizzle | BKN007 OVC011 | 17.2 | 16.1 | 93% | 76.23 | 1015.9 | |||||||
| 20 | 15:51 | NE 37 G 50 | 9.66 | Fog/Mist and Breezy | BKN007 OVC011 | 17.8 | 16.7 | 93% | 76.15 | 1015.0 | 0.05 | 0.46 | |||||
| 20 | 14:51 | N 28 | 8.05 | Light Rain Fog/Mist | BKN006 OVC010 | 18.3 | 17.2 | 93% | 76.15 | 1015.0 | 0.08 | ||||||
| 20 | 13:51 | NE 24 | 4.02 | Light Rain Fog/Mist | BKN007 OVC014 | 18.9 | 17.8 | 93% | 76.12 | 1014.8 | 0.33 | ||||||
| 20 | 12:51 | NE 17 | 6.44 | Rain Fog/Mist | OVC009 | 18.9 | 17.8 | 18.9 | 18.3 | 93% | 76.12 | 1014.5 | 0.23 | 0.43 | |||
| 20 | 11:51 | NE 26 | 11.27 | Light Rain | OVC009 | 18.9 | 17.8 | 93% | 76.1 | 1014.3 | 0.1 | ||||||
| 20 | 10:51 | NE 24 | 16.09 | Light Rain | OVC009 | 18.9 | 17.2 | 90% | 76.1 | 1014.3 | |||||||
| 20 | 09:51 | NE 19 | 16.09 | Overcast | OVC008 | 18.9 | 17.2 | 90% | 76.07 | 1013.9 | 0.1 | ||||||
| 20 | 08:51 | NE 22 G 39 | 16.09 | Overcast | OVC008 | 18.3 | 17.2 | 93% | 76.07 | 1013.8 | 0.1 | ||||||
| 20 | 07:51 | NE 28 | 12.87 | Light Rain | OVC007 | 18.3 | 17.2 | 93% | 76.07 | 1014.1 | |||||||
| 20 | 06:51 | NE 24 | 16.09 | Overcast | OVC006 | 18.9 | 17.8 | 20.6 | 18.9 | 93% | 76.1 | 1014.2 | 2.08 | ||||
| 20 | 05:51 | NE 13 | 12.87 | Thunderstorm Light Rain | BKN006 BKN020CB OVC050 | 19.4 | 18.9 | 97% | 75.97 | 1012.5 | 0.56 | ||||||
| 20 | 04:51 | N 11 | 3.22 | Thunderstorm Heavy Rain Fog/Mist | BKN004 OVC020CB | 19.4 | 19.4 | 100% | 75.95 | 1012.3 | 0.25 | ||||||
| 20 | 03:51 | E 7 | 4.83 | Light Rain Fog/Mist | SCT004 BKN050 OVC075 | 20 | 19.4 | 96% | 75.87 | 1011.1 | 0.3 | 1.27 | |||||
| 20 | 02:51 | NE 6 | 2.01 | Thunderstorm Rain Fog/Mist | BKN005 BKN025 OVC050CB | 20.6 | 20 | 96% | 75.92 | 1011.9 | 0.58 | ||||||
| 19 | 20:51 | SE 6 | 2.41 | Light Rain Fog/Mist | FEW003 BKN031 OVC044 | 20.6 | 20 | 96% | 76.05 | 1013.7 | 0.76 | ||||||
| 19 | 19:51 | Calm | 9.66 | Fog/Mist | SCT008 OVC060 | 20.6 | 19.4 | 93% | 76.02 | 1013.4 | |||||||
| 19 | 18:51 | Calm | 9.66 | Light Rain Fog/Mist | FEW010 SCT045 OVC070 | 20.6 | 19.4 | 21.1 | 19.4 | 93% | 76.02 | 1013.2 | 0.03 | 0.03 | |||
| 19 | 17:51 | Calm | 14.48 | Overcast | SCT060 BKN075 OVC090 | 21.1 | 18.9 | 87% | 76.02 | 1013.2 | |||||||
| 19 | 16:51 | SE 6 | 16.09 | Overcast | FEW014 FEW075 BKN090 OVC130 | 20.6 | 18.9 | 90% | 75.97 | 1012.6 | |||||||
| 19 | 15:51 | Calm | 16.09 | Overcast | FEW012 SCT025 BKN100 OVC150 | 21.1 | 18.9 | 87% | 76.05 | 1013.4 | |||||||
| 19 | 14:51 | W 7 | 16.09 | Light Rain | FEW008 BKN011 OVC140 | 20.6 | 18.3 | 87% | 76.1 | 1014.2 | |||||||
| 19 | 13:51 | Calm | 16.09 | Overcast | BKN009 BKN110 OVC250 | 20.6 | 18.3 | 87% | 76.07 | 1013.8 | |||||||
| 19 | 11:51 | N 7 | 11.27 | Overcast | OVC006 | 18.9 | 17.8 | 93% | 76.12 | 1014.7 | |||||||
| 19 | 10:51 | S 22 | 16.09 | Overcast | SCT004 SCT095 BKN130 OVC250 | 18.3 | 17.2 | 93% | 76 | 1012.8 | 0.03 | ||||||
| 19 | 09:51 | SW 9 | 8.05 | Light Rain Fog/Mist | FEW075 BKN110 | 17.8 | 16.7 | 93% | 76.25 | 1016.2 | 0.2 | 0.3 | |||||
| 19 | 08:51 | NE 6 | 11.27 | Light Rain | OVC007 | 17.8 | 16.7 | 93% | 76.23 | 1015.8 | 0.05 | ||||||
| 19 | 07:51 | E 9 | 16.09 | Overcast | OVC006 | 17.8 | 16.7 | 93% | 76.17 | 1015.3 | 0.05 | ||||||
| 19 | 06:51 | NE 22 | 12.87 | Light Rain | BKN009 BKN031 OVC090 | 17.2 | 16.7 | 20.6 | 17.2 | 97% | 76.25 | 1016.2 | 0.46 | 0.97 | |||
| 19 | 05:51 | NE 19 | 4.83 | Thunderstorm Rain Fog/Mist | OVC021CB | 17.2 | 16.7 | 97% | 76.23 | 1016.1 | 0.51 | ||||||
| 19 | 04:51 | NW 22 G 35 | 16.09 | Thunderstorm | OVC018CB | 20 | 15.6 | 76% | 76.25 | 1016.0 | |||||||
| 19 | 03:51 | SE 22 G 39 | 16.09 | Overcast | OVC019 | 20 | 15 | 73% | 76.1 | 1014.0 | |||||||
| 19 | 02:51 | SE 17 | 16.09 | Overcast | OVC023 | 20 | 15.6 | 76% | 76.15 | 1015.0 | |||||||
| 19 | 01:51 | E 17 | 16.09 | Mostly Cloudy | BKN028 | 20.6 | 15.6 | 73% | 76.25 | 1016.3 | |||||||
| 19 | 00:51 | SE 20 | 16.09 | Mostly Cloudy | BKN030 | 20.6 | 15.6 | 21.7 | 20.6 | 73% | 76.3 | 1016.8 | |||||
| 18 | 23:51 | E 15 | 16.09 | Overcast | OVC029 | 21.1 | 15 | 68% | 76.38 | 1017.9 | |||||||
| 18 | 22:51 | E 19 | 16.09 | Mostly Cloudy | BKN034 BKN250 | 21.7 | 13.9 | 61% | 76.43 | 1018.7 | |||||||
| 18 | 21:51 | E 13 | 16.09 | Mostly Cloudy | BKN030 BKN250 | 21.1 | 14.4 | 66% | 76.48 | 1019.4 | |||||||
| 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) | |||||||||||||||