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. | ||||||||||||||||
| 18 | 23:51 | SW 9 | 16.09 | A Few Clouds | FEW250 | 17.2 | 12.2 | 73% | 75.82 | 1010.5 | |||||||
| 18 | 22:51 | SW 7 | 16.09 | Fair | CLR | 18.3 | 11.7 | 66% | 75.82 | 1010.4 | |||||||
| 18 | 21:51 | W 6 | 16.09 | Fair | CLR | 19.4 | 11.7 | 61% | 75.79 | 1010.2 | |||||||
| 18 | 20:51 | W 6 | 16.09 | A Few Clouds | FEW050 FEW250 | 20.6 | 11.1 | 55% | 75.74 | 1009.4 | |||||||
| 18 | 19:51 | W 11 | 16.09 | A Few Clouds | FEW060 FEW250 | 21.7 | 10.6 | 49% | 75.69 | 1009.0 | |||||||
| 18 | 18:51 | W 9 | 16.09 | A Few Clouds | FEW065 | 22.2 | 11.1 | 22.8 | 20.6 | 50% | 75.69 | 1008.7 | |||||
| 18 | 17:51 | NW 15 G 26 | 16.09 | Partly Cloudy | SCT065 | 22.8 | 10.6 | 46% | 75.69 | 1008.8 | |||||||
| 18 | 16:51 | NW 17 | 16.09 | Mostly Cloudy | BKN055 | 21.7 | 10.6 | 49% | 75.67 | 1008.6 | |||||||
| 18 | 15:51 | W 17 | 16.09 | Mostly Cloudy | BKN055 | 22.2 | 10 | 46% | 75.64 | 1008.1 | |||||||
| 18 | 14:51 | W 13 | 16.09 | Mostly Cloudy | BKN048 | 22.2 | 10.6 | 48% | 75.64 | 1008.1 | |||||||
| 18 | 13:51 | NW 11 G 30 | 16.09 | Mostly Cloudy | BKN045 | 21.7 | 11.1 | 51% | 75.59 | 1007.5 | |||||||
| 18 | 12:51 | NW 15 G 35 | 16.09 | Mostly Cloudy | BKN043 | 20.6 | 11.1 | 21.1 | 16.7 | 55% | 75.57 | 1007.1 | |||||
| 18 | 11:51 | N 22 G 37 | 16.09 | Mostly Cloudy | BKN035 | 20 | 11.1 | 57% | 75.51 | 1006.4 | |||||||
| 18 | 10:51 | NW 20 | 16.09 | Mostly Cloudy | FEW031 BKN043 | 18.9 | 11.7 | 63% | 75.46 | 1005.7 | |||||||
| 18 | 08:51 | NW 13 | 16.09 | Mostly Cloudy | SCT026 BKN034 | 17.2 | 12.2 | 73% | 75.34 | 1004.1 | |||||||
| 18 | 07:51 | NW 24 G 46 | 16.09 | Overcast | BKN021 OVC026 | 16.7 | 12.2 | 75% | 75.26 | 1002.9 | |||||||
| 18 | 04:51 | W 20 G 37 | 16.09 | A Few Clouds | FEW025 | 17.8 | 13.9 | 78% | 74.88 | 997.8 | |||||||
| 18 | 03:51 | W 22 G 35 | 16.09 | Fair | CLR | 18.3 | 14.4 | 78% | 74.8 | 996.8 | |||||||
| 18 | 02:51 | W 20 G 33 | 16.09 | A Few Clouds | FEW100 | 18.9 | 15 | 78% | 74.78 | 996.7 | |||||||
| 18 | 01:51 | W 19 G 30 | 16.09 | A Few Clouds | FEW050 FEW110 | 19.4 | 15 | 76% | 74.73 | 995.8 | |||||||
| 18 | 00:51 | SW 20 G 31 | 16.09 | A Few Clouds | FEW050 FEW100 | 20 | 15 | 21.1 | 19.4 | 73% | 74.7 | 995.8 | |||||
| 17 | 23:51 | SW 20 G 39 | 16.09 | A Few Clouds | FEW055 FEW100 | 21.1 | 16.1 | 73% | 74.7 | 995.7 | |||||||
| 17 | 22:51 | W 24 | 16.09 | A Few Clouds | FEW043 FEW250 | 20.6 | 17.8 | 84% | 74.65 | 994.9 | |||||||
| 17 | 21:51 | SW 19 G 31 | 16.09 | A Few Clouds | FEW040 FEW250 | 19.4 | 17.8 | 91% | 74.55 | 993.8 | |||||||
| 17 | 20:51 | SW 17 | 16.09 | Partly Cloudy | FEW040 SCT100 SCT250 | 19.4 | 17.8 | 91% | 74.55 | 993.5 | |||||||
| 17 | 19:51 | SW 15 | 16.09 | Mostly Cloudy | FEW012 SCT020 BKN100 BKN250 | 20 | 17.8 | 87% | 74.55 | 993.4 | |||||||
| 17 | 18:51 | S 17 | 16.09 | Mostly Cloudy | BKN012 BKN021 BKN250 | 20 | 17.2 | 21.1 | 13.3 | 84% | 74.52 | 993.2 | 0.51 | ||||
| 17 | 17:51 | S 22 G 48 | 16.09 | Overcast | OVC015 | 20 | 17.2 | 84% | 74.52 | 993.3 | |||||||
| 17 | 16:51 | S 24 G 39 | 16.09 | Mostly Cloudy | FEW009 BKN130 BKN250 | 20.6 | 17.2 | 81% | 74.6 | 994.4 | |||||||
| 17 | 15:51 | S 24 G 43 | 16.09 | Mostly Cloudy | SCT009 BKN120 BKN250 | 17.8 | 16.1 | 90% | 74.68 | 995.2 | 0.51 | ||||||
| 17 | 14:51 | S 19 G 35 | 16.09 | Light Rain | FEW028 SCT070 OVC100 | 15.6 | 14.4 | 93% | 74.88 | 998.0 | 0.2 | ||||||
| 17 | 13:51 | S 39 G 65 | 9.66 | Rain Fog/Mist and Breezy | FEW050 OVC095 | 13.9 | 12.8 | 93% | 74.83 | 997.6 | 0.3 | ||||||
| 17 | 12:51 | S 19 G 35 | 11.27 | Light Rain | FEW050 BKN100 OVC140 | 13.3 | 10.6 | 16.1 | 13.3 | 84% | 74.9 | 998.5 | 0.1 | 1.22 | |||
| 17 | 11:51 | S 48 G 80 | 16.09 | Light Rain and Windy | FEW060 BKN090 BKN120 BKN200 OVC250 | 13.9 | 10 | 78% | 74.75 | 996.5 | 0.41 | ||||||
| 17 | 10:51 | S 13 | 6.44 | Rain Fog/Mist | SCT070 OVC100 | 14.4 | 12.2 | 87% | 75.31 | 1004.0 | 0.56 | ||||||
| 17 | 09:51 | Calm | 11.27 | Light Rain | FEW070 BKN095 OVC140 | 15 | 12.8 | 87% | 75.29 | 1003.4 | 0.13 | 0.15 | |||||
| 17 | 08:51 | S 7 | 16.09 | Light Rain | FEW085 BKN110 OVC180 | 15.6 | 11.1 | 75% | 75.26 | 1003.1 | 0.03 | ||||||
| 17 | 07:51 | Calm | 16.09 | Light Rain | FEW085 BKN110 OVC200 | 16.1 | 10 | 67% | 75.29 | 1003.4 | |||||||
| 17 | 06:51 | S 11 | 16.09 | Overcast | FEW100 BKN140 BKN190 OVC250 | 15.6 | 10.6 | 16.1 | 15 | 72% | 75.26 | 1003.1 | |||||
| 17 | 05:51 | SW 7 | 16.09 | Mostly Cloudy | BKN180 BKN250 | 15.6 | 10.6 | 72% | 75.31 | 1003.7 | |||||||
| 17 | 04:51 | SW 7 | 16.09 | Overcast | BKN180 OVC250 | 15 | 10.6 | 75% | 75.26 | 1003.1 | |||||||
| 17 | 03:51 | SW 7 | 16.09 | Mostly Cloudy | BKN250 | 15 | 10 | 72% | 75.26 | 1003.0 | |||||||
| 17 | 02:51 | SW 7 | 16.09 | Mostly Cloudy | BKN250 | 15.6 | 10 | 70% | 75.26 | 1003.1 | |||||||
| 17 | 01:51 | SW 11 | 16.09 | Mostly Cloudy | BKN250 | 15.6 | 10 | 70% | 75.31 | 1003.8 | |||||||
| 17 | 00:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | 16.1 | 10 | 20 | 16.1 | 67% | 75.31 | 1003.8 | |||||
| 16 | 23:51 | SW 9 | 16.09 | A Few Clouds | FEW075 FEW250 | 16.7 | 10.6 | 67% | 75.34 | 1003.9 | |||||||
| 16 | 22:51 | SW 7 | 16.09 | A Few Clouds | FEW075 FEW250 | 17.8 | 10 | 60% | 75.31 | 1003.8 | |||||||
| 16 | 21:51 | W 9 | 16.09 | A Few Clouds | FEW250 | 18.3 | 10 | 59% | 75.31 | 1003.6 | |||||||
| 16 | 20:51 | W 15 | 16.09 | Mostly Cloudy | SCT075 BKN250 | 19.4 | 9.4 | 53% | 75.26 | 1003.0 | |||||||
| 16 | 19:51 | W 20 G 35 | 16.09 | Mostly Cloudy | FEW065 BKN075 | 20 | 9.4 | 51% | 75.23 | 1002.7 | |||||||
| 16 | 18:51 | W 28 G 52 | 16.09 | Mostly Cloudy | FEW055 BKN070 | 20 | 8.9 | 24.4 | 20 | 49% | 75.21 | 1002.5 | |||||
| 16 | 17:51 | W 26 G 44 | 16.09 | Mostly Cloudy | FEW055 BKN080 BKN250 | 20.6 | 10 | 51% | 75.18 | 1002.1 | |||||||
| 16 | 16:51 | W 35 G 56 | 16.09 | Mostly Cloudy and Breezy | FEW060 BKN070 BKN250 | 22.2 | 8.3 | 41% | 75.16 | 1001.6 | |||||||
| 16 | 15:51 | W 28 G 54 | 16.09 | Mostly Cloudy | BKN070 BKN250 | 23.3 | 7.8 | 37% | 75.11 | 1001.0 | |||||||
| 16 | 14:51 | SW 22 G 48 | 16.09 | Mostly Cloudy | BKN070 BKN085 BKN250 | 23.9 | 7.8 | 36% | 25 | 75.08 | 1000.5 | ||||||
| 16 | 13:51 | SW 30 G 52 | 16.09 | Mostly Cloudy | BKN055 BKN250 | 24.4 | 11.7 | 45% | 26 | 75.11 | 1001.0 | ||||||
| 16 | 12:51 | SW 41 G 63 | 16.09 | Mostly Cloudy and Breezy | BKN045 BKN060 BKN090 BKN250 | 23.3 | 11.7 | 23.3 | 18.3 | 48% | 75.18 | 1001.9 | |||||
| 16 | 11:51 | S 33 G 59 | 16.09 | A Few Clouds and Breezy | FEW045 FEW085 FEW250 | 22.2 | 10.6 | 48% | 75.21 | 1002.4 | |||||||
| 16 | 10:51 | SW 30 G 57 | 16.09 | Mostly Cloudy | SCT085 BKN250 | 21.1 | 10.6 | 51% | 75.26 | 1003.0 | |||||||
| 16 | 09:51 | SW 19 G 35 | 16.09 | Mostly Cloudy | BKN085 BKN110 BKN250 | 20.6 | 10.6 | 53% | 75.34 | 1003.8 | |||||||
| 16 | 08:51 | S 17 | 16.09 | Mostly Cloudy | FEW070 SCT095 BKN190 BKN250 | 19.4 | 10 | 55% | 75.34 | 1004.1 | |||||||
| 16 | 07:51 | SW 20 G 41 | 16.09 | Mostly Cloudy | FEW060 SCT100 BKN130 BKN250 | 18.3 | 10 | 59% | 75.46 | 1005.6 | |||||||
| 16 | 06:51 | SW 19 G 35 | 16.09 | Mostly Cloudy | FEW060 FEW090 SCT130 BKN250 | 18.3 | 10 | 18.3 | 16.7 | 59% | 75.46 | 1005.7 | |||||
| 16 | 05:51 | SW 19 G 33 | 16.09 | A Few Clouds | FEW090 FEW150 FEW250 | 16.7 | 10 | 65% | 75.51 | 1006.2 | |||||||
| 16 | 04:51 | SW 19 | 16.09 | A Few Clouds | FEW090 FEW200 | 16.7 | 10 | 65% | 75.51 | 1006.5 | |||||||
| 16 | 03:51 | SW 19 | 16.09 | A Few Clouds | FEW200 | 16.7 | 10.6 | 67% | 75.54 | 1006.8 | |||||||
| 16 | 02:51 | SW 17 | 16.09 | A Few Clouds | FEW090 FEW180 | 17.2 | 10 | 63% | 75.62 | 1007.6 | |||||||
| 16 | 01:51 | SW 15 | 16.09 | A Few Clouds | FEW180 FEW250 | 17.8 | 10 | 60% | 75.64 | 1008.1 | |||||||
| 16 | 00:51 | SW 15 | 16.09 | Partly Cloudy | FEW180 SCT250 | 18.3 | 9.4 | 23.9 | 18.3 | 56% | 75.69 | 1008.9 | |||||
| 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) | |||||||||||||||