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. | ||||||||||||||||
| 25 | 19:51 | S 13 | 16.09 | Partly Cloudy | SCT250 | 25.6 | 10 | 37% | 26 | 76.3 | 1016.8 | ||||||
| 25 | 18:51 | S 22 | 16.09 | Partly Cloudy | FEW075 SCT250 | 26.7 | 10.6 | 28.3 | 26.7 | 37% | 26 | 76.3 | 1016.7 | ||||
| 25 | 17:51 | S 20 G 30 | 16.09 | A Few Clouds | FEW075 FEW110 FEW250 | 27.8 | 11.1 | 35% | 27 | 76.3 | 1016.8 | ||||||
| 25 | 16:51 | S 17 | 16.09 | A Few Clouds | FEW075 FEW110 FEW250 | 28.3 | 11.1 | 34% | 28 | 76.33 | 1017.1 | ||||||
| 25 | 15:51 | SE 9 | 16.09 | A Few Clouds | FEW070 FEW110 FEW250 | 27.8 | 11.1 | 35% | 27 | 76.35 | 1017.5 | ||||||
| 25 | 14:51 | S 15 G 26 | 16.09 | A Few Clouds | FEW070 FEW120 FEW250 | 27.8 | 11.1 | 35% | 27 | 76.4 | 1018.2 | ||||||
| 25 | 13:51 | S 9 | 16.09 | A Few Clouds | FEW070 FEW120 FEW250 | 27.2 | 10 | 34% | 27 | 76.43 | 1018.6 | ||||||
| 25 | 12:51 | SW 11 | 16.09 | A Few Clouds | FEW060 FEW120 FEW250 | 26.7 | 12.2 | 26.7 | 17.2 | 41% | 27 | 76.48 | 1019.3 | ||||
| 25 | 11:51 | S 15 | 16.09 | A Few Clouds | FEW120 FEW250 | 25.6 | 12.2 | 43% | 26 | 76.53 | 1019.8 | ||||||
| 25 | 10:51 | S 15 | 16.09 | A Few Clouds | FEW120 | 25 | 11.1 | 42% | 26 | 76.53 | 1020.0 | ||||||
| 25 | 09:51 | SW 17 | 16.09 | A Few Clouds | FEW120 | 23.9 | 11.1 | 45% | 25 | 76.56 | 1020.3 | ||||||
| 25 | 08:51 | S 17 | 16.09 | A Few Clouds | FEW250 | 22.2 | 12.2 | 53% | 76.56 | 1020.3 | |||||||
| 25 | 07:51 | SW 11 | 16.09 | Fair | CLR | 20 | 12.8 | 63% | 76.56 | 1020.1 | |||||||
| 25 | 06:51 | SW 11 | 16.09 | Fair | CLR | 17.2 | 12.2 | 17.2 | 15 | 73% | 76.53 | 1020.1 | |||||
| 25 | 05:51 | SW 6 | 16.09 | A Few Clouds | FEW250 | 15 | 11.7 | 81% | 76.5 | 1019.6 | |||||||
| 25 | 04:51 | S 7 | 16.09 | A Few Clouds | FEW250 | 15 | 11.7 | 81% | 76.45 | 1019.1 | |||||||
| 25 | 03:51 | S 7 | 16.09 | Fair | CLR | 15.6 | 12.2 | 80% | 76.43 | 1018.8 | |||||||
| 25 | 02:51 | S 7 | 14.48 | Fair | CLR | 15.6 | 12.8 | 84% | 76.43 | 1018.6 | |||||||
| 25 | 01:51 | S 7 | 14.48 | Fair | CLR | 16.1 | 12.2 | 78% | 76.4 | 1018.3 | |||||||
| 25 | 00:51 | S 6 | 16.09 | Fair | CLR | 16.1 | 12.2 | 22.8 | 16.1 | 78% | 76.4 | 1018.2 | |||||
| 24 | 23:51 | SE 7 | 16.09 | Fair | CLR | 16.1 | 11.7 | 75% | 76.38 | 1018.2 | |||||||
| 24 | 22:51 | SE 7 | 16.09 | Fair | CLR | 16.7 | 12.2 | 75% | 76.35 | 1017.7 | |||||||
| 24 | 21:51 | SE 11 | 16.09 | Fair | CLR | 17.8 | 12.2 | 70% | 76.33 | 1017.4 | |||||||
| 24 | 20:51 | SE 11 | 16.09 | A Few Clouds | FEW045 FEW250 | 19.4 | 12.2 | 63% | 76.28 | 1016.8 | |||||||
| 24 | 19:51 | E 13 | 16.09 | A Few Clouds | FEW045 | 21.7 | 11.7 | 53% | 76.25 | 1016.5 | |||||||
| 24 | 18:51 | E 17 | 16.09 | A Few Clouds | FEW045 | 22.8 | 12.2 | 25 | 21.1 | 51% | 76.25 | 1016.3 | |||||
| 24 | 17:51 | NE 13 | 16.09 | A Few Clouds | FEW046 FEW250 | 23.9 | 11.7 | 46% | 25 | 76.25 | 1016.2 | ||||||
| 24 | 16:51 | N 13 | 16.09 | A Few Clouds | FEW046 FEW250 | 25 | 7.8 | 33% | 25 | 76.25 | 1016.1 | ||||||
| 24 | 15:51 | N 17 | 16.09 | A Few Clouds | FEW046 FEW110 | 24.4 | 7.8 | 35% | 25 | 76.25 | 1016.2 | ||||||
| 24 | 14:51 | NW 17 | 16.09 | A Few Clouds | FEW044 FEW110 | 24.4 | 9.4 | 39% | 25 | 76.25 | 1016.2 | ||||||
| 24 | 13:51 | N 7 | 16.09 | A Few Clouds | FEW038 FEW110 | 22.2 | 12.2 | 53% | 76.28 | 1016.7 | |||||||
| 24 | 12:51 | NW 11 | 16.09 | Mostly Cloudy | BKN027 BKN110 | 21.1 | 13.9 | 21.1 | 15 | 64% | 76.33 | 1017.4 | 0.94 | ||||
| 24 | 11:51 | Vrbl 9 | 16.09 | Mostly Cloudy | SCT012 BKN023 BKN110 | 18.9 | 15 | 78% | 76.33 | 1017.5 | |||||||
| 24 | 10:51 | W 6 | 16.09 | Mostly Cloudy | FEW009 BKN110 | 17.2 | 14.4 | 84% | 76.3 | 1017.3 | |||||||
| 24 | 09:51 | Calm | 16.09 | Light Rain | OVC100 | 16.7 | 14.4 | 86% | 76.25 | 1016.4 | 0.08 | 0.94 | |||||
| 24 | 08:51 | Calm | 4.83 | Rain Fog/Mist | BKN070 OVC095 | 15.6 | 15 | 96% | 76.23 | 1016.2 | 0.23 | ||||||
| 24 | 07:51 | NW 11 | 3.22 | Rain Fog/Mist | OVC070 | 15 | 13.9 | 93% | 76.2 | 1015.8 | 0.64 | ||||||
| 24 | 06:51 | W 17 | 4.83 | Thunderstorm Heavy Rain Fog/Mist | FEW011 BKN036CB OVC044 | 15.6 | 13.9 | 15.6 | 13.9 | 90% | 76.17 | 1015.7 | 0.08 | 0.18 | |||
| 24 | 05:51 | Calm | 4.83 | Thunderstorm Light Rain Fog/Mist | FEW040 BKN050CB OVC075 | 15.6 | 13.9 | 90% | 76.1 | 1014.3 | 0.1 | ||||||
| 24 | 03:51 | Calm | 16.09 | Overcast | BKN075 BKN110 OVC250 | 15 | 12.8 | 87% | 76.1 | 1014.4 | |||||||
| 24 | 02:51 | Calm | 16.09 | Mostly Cloudy | FEW110 BKN210 | 14.4 | 12.2 | 87% | 76.1 | 1014.5 | |||||||
| 24 | 01:51 | E 7 | 16.09 | Mostly Cloudy | BKN250 | 14.4 | 11.7 | 84% | 76.15 | 1014.9 | |||||||
| 24 | 00:51 | E 6 | 16.09 | Mostly Cloudy | SCT047 BKN250 | 13.9 | 11.7 | 16.1 | 13.3 | 87% | 76.17 | 1015.6 | |||||
| 23 | 23:51 | NE 11 | 16.09 | Mostly Cloudy | BKN110 BKN250 | 13.9 | 11.1 | 83% | 76.2 | 1015.7 | |||||||
| 23 | 22:51 | E 11 | 16.09 | Mostly Cloudy | BKN250 | 13.9 | 11.1 | 83% | 76.23 | 1016.3 | |||||||
| 23 | 21:51 | E 15 | 16.09 | Mostly Cloudy | BKN250 | 13.3 | 10.6 | 84% | 76.2 | 1015.8 | |||||||
| 23 | 20:51 | E 15 | 16.09 | Mostly Cloudy | FEW060 SCT110 BKN250 | 14.4 | 11.1 | 81% | 76.2 | 1015.7 | |||||||
| 23 | 19:51 | E 19 | 16.09 | Mostly Cloudy | FEW060 BKN110 BKN250 | 15.6 | 11.7 | 78% | 76.17 | 1015.6 | |||||||
| 23 | 17:51 | E 17 | 16.09 | Mostly Cloudy | FEW010 FEW060 SCT110 BKN250 | 18.3 | 12.2 | 68% | 76.17 | 1015.6 | |||||||
| 23 | 16:51 | E 20 | 16.09 | Mostly Cloudy | FEW010 FEW042 FEW065 BKN250 | 18.9 | 12.2 | 65% | 76.15 | 1015.1 | |||||||
| 23 | 15:51 | NE 17 | 16.09 | Partly Cloudy | FEW019 FEW042 SCT250 | 21.1 | 13.9 | 64% | 76.12 | 1014.7 | |||||||
| 23 | 14:51 | NE 11 | 16.09 | Partly Cloudy | FEW019 FEW060 SCT250 | 21.1 | 13.9 | 64% | 76.1 | 1014.5 | |||||||
| 23 | 13:51 | Vrbl 9 | 16.09 | A Few Clouds | FEW019 FEW250 | 21.1 | 13.9 | 64% | 76.12 | 1014.7 | |||||||
| 23 | 12:51 | NE 7 | 16.09 | A Few Clouds | FEW019 | 20 | 13.9 | 20.6 | 12.8 | 68% | 76.15 | 1015.0 | |||||
| 23 | 11:51 | N 9 | 16.09 | Mostly Cloudy | FEW012 BKN019 | 18.3 | 12.8 | 70% | 76.2 | 1015.7 | |||||||
| 23 | 10:51 | N 9 | 16.09 | Overcast | FEW012 OVC019 | 16.1 | 12.2 | 78% | 76.25 | 1016.2 | |||||||
| 23 | 09:51 | NW 9 | 16.09 | Overcast | OVC008 | 15 | 12.2 | 83% | 76.23 | 1016.0 | |||||||
| 23 | 08:51 | E 13 | 8.05 | Fog/Mist | OVC008 | 13.9 | 11.7 | 87% | 76.2 | 1015.7 | |||||||
| 23 | 07:51 | NE 11 | 16.09 | Overcast | OVC010 | 13.3 | 11.1 | 87% | 76.17 | 1015.4 | |||||||
| 23 | 06:51 | N 17 G 31 | 16.09 | Overcast | BKN008 OVC019 | 12.8 | 10.6 | 16.1 | 12.2 | 87% | 76.15 | 1015.0 | |||||
| 23 | 05:51 | NE 13 | 16.09 | Mostly Cloudy | FEW016 BKN080 BKN250 | 12.8 | 10.6 | 87% | 76.1 | 1014.5 | |||||||
| 23 | 04:51 | N 9 | 16.09 | Overcast | FEW019 BKN024 OVC080 | 13.3 | 10.6 | 84% | 76.1 | 1014.5 | |||||||
| 23 | 03:51 | NE 11 | 16.09 | Overcast | BKN019 OVC024 | 13.9 | 10.6 | 81% | 76.12 | 1014.7 | |||||||
| 23 | 02:51 | E 11 | 16.09 | Light Rain | BKN023 OVC030 | 14.4 | 10.6 | 78% | 76.12 | 1014.6 | |||||||
| 23 | 01:51 | E 17 | 16.09 | Overcast | BKN026 BKN032 OVC110 | 15.6 | 10 | 70% | 76.1 | 1014.5 | |||||||
| 23 | 00:51 | E 15 | 16.09 | Overcast | BKN026 BKN040 OVC110 | 16.1 | 9.4 | 17.2 | 16.1 | 65% | 76.12 | 1014.6 | |||||
| 22 | 23:51 | E 13 | 16.09 | Overcast | OVC040 | 17.2 | 9.4 | 60% | 76.15 | 1015.0 | |||||||
| 22 | 21:51 | E 7 | 16.09 | Overcast | SCT040 OVC049 | 16.1 | 7.8 | 58% | 76.15 | 1015.3 | |||||||
| 22 | 20:51 | NE 17 | 16.09 | Overcast | BKN049 OVC075 | 16.1 | 5.6 | 50% | 76.15 | 1015.1 | |||||||
| 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) | |||||||||||||||