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 | 18:51 | NW 11 G 28 | 16.09 | Mostly Cloudy | SCT055 BKN250 | 25.6 | 13.3 | 26.1 | 23.9 | 47% | 26 | 76.05 | 1013.4 | ||||
| 25 | 17:51 | W 15 | 16.09 | Mostly Cloudy | SCT055 BKN250 | 26.1 | 13.3 | 45% | 26 | 76.02 | 1013.0 | ||||||
| 25 | 16:51 | W 24 G 35 | 16.09 | Mostly Cloudy | SCT065 BKN250 | 26.1 | 12.8 | 44% | 26 | 76.05 | 1013.5 | ||||||
| 25 | 15:51 | W 20 G 31 | 16.09 | Mostly Cloudy | SCT070 BKN250 | 25.6 | 13.3 | 47% | 26 | 76.05 | 1013.3 | ||||||
| 25 | 14:51 | W 20 G 39 | 16.09 | Mostly Cloudy | BKN055 BKN250 | 25.6 | 12.8 | 45% | 26 | 76.02 | 1013.2 | ||||||
| 25 | 13:51 | NW 19 | 16.09 | Mostly Cloudy | BKN055 BKN250 | 25 | 12.8 | 47% | 26 | 76.05 | 1013.4 | ||||||
| 25 | 12:51 | W 17 | 16.09 | Mostly Cloudy | SCT055 BKN250 | 25 | 12.8 | 25 | 18.3 | 47% | 26 | 76.05 | 1013.4 | ||||
| 25 | 11:51 | W 19 | 16.09 | Partly Cloudy | FEW047 SCT250 | 24.4 | 13.3 | 50% | 26 | 76.02 | 1013.2 | ||||||
| 25 | 10:51 | NW 20 G 33 | 16.09 | A Few Clouds | FEW065 FEW250 | 23.9 | 13.3 | 52% | 25 | 76.02 | 1013.1 | ||||||
| 25 | 09:51 | W 19 | 16.09 | Partly Cloudy | FEW065 SCT250 | 23.3 | 15 | 60% | 76.02 | 1013.0 | |||||||
| 25 | 08:51 | W 9 | 16.09 | Partly Cloudy | SCT065 SCT250 | 22.8 | 17.2 | 71% | 76.02 | 1013.0 | |||||||
| 25 | 07:51 | W 11 | 16.09 | Partly Cloudy | FEW060 FEW170 SCT250 | 20 | 16.7 | 81% | 76 | 1012.9 | |||||||
| 25 | 06:51 | W 11 | 16.09 | Partly Cloudy | FEW160 SCT250 | 18.3 | 17.2 | 18.3 | 16.7 | 93% | 76 | 1012.9 | |||||
| 25 | 05:51 | W 11 | 12.87 | Mostly Cloudy | FEW070 SCT160 BKN250 | 17.2 | 16.7 | 97% | 75.95 | 1012.3 | |||||||
| 25 | 04:51 | SW 13 | 11.27 | Partly Cloudy | SCT250 | 17.2 | 16.1 | 93% | 75.9 | 1011.7 | |||||||
| 25 | 03:51 | SW 13 | 8.05 | Fog/Mist | FEW070 BKN250 | 17.2 | 16.7 | 97% | 75.92 | 1011.8 | |||||||
| 25 | 02:51 | SW 13 | 8.05 | Fog/Mist | BKN250 | 17.2 | 16.7 | 97% | 75.9 | 1011.7 | |||||||
| 25 | 01:51 | SW 6 | 11.27 | A Few Clouds | FEW090 FEW250 | 17.2 | 16.7 | 97% | 75.92 | 1012.0 | |||||||
| 25 | 00:51 | SW 11 | 16.09 | A Few Clouds | FEW200 | 17.2 | 16.7 | 20.6 | 17.2 | 97% | 75.95 | 1012.2 | 1.96 | ||||
| 24 | 23:51 | SW 15 | 16.09 | Partly Cloudy | SCT110 SCT200 | 17.8 | 16.7 | 93% | 75.97 | 1012.5 | |||||||
| 24 | 22:51 | S 15 | 16.09 | Mostly Cloudy | FEW035 BKN100 BKN200 | 17.8 | 16.7 | 93% | 75.95 | 1012.4 | 0.15 | ||||||
| 24 | 21:51 | N 6 | 12.87 | Thunderstorm | SCT032 BKN044CB BKN090 OVC150 | 17.8 | 16.7 | 93% | 76.05 | 1013.7 | 0.05 | 1.8 | |||||
| 24 | 20:51 | S 9 | 16.09 | Overcast | FEW050 BKN120 BKN210 OVC250 | 17.8 | 16.7 | 93% | 76.02 | 1013.1 | |||||||
| 24 | 19:51 | S 15 | 11.27 | Light Rain | FEW030 SCT050 BKN090 BKN150 OVC250 | 18.9 | 17.2 | 90% | 75.92 | 1012.0 | 1.75 | ||||||
| 24 | 18:51 | E 11 | 12.87 | Thunderstorm | SCT055CB BKN075 BKN150 OVC250 | 20.6 | 16.1 | 21.1 | 18.9 | 76% | 75.95 | 1012.4 | 0.18 | ||||
| 24 | 17:51 | SE 15 | 16.09 | Mostly Cloudy | SCT060 BKN110 BKN250 | 20.6 | 16.1 | 76% | 76 | 1013.0 | |||||||
| 24 | 16:51 | E 17 | 16.09 | Mostly Cloudy | BKN060 BKN130 BKN250 | 21.1 | 16.7 | 76% | 76.1 | 1014.2 | |||||||
| 24 | 15:51 | E 13 | 16.09 | Overcast | FEW013 BKN055 BKN110 OVC250 | 19.4 | 17.2 | 87% | 76.15 | 1015.1 | 0.18 | ||||||
| 24 | 14:51 | SE 17 | 16.09 | Overcast | SCT010 BKN040 OVC130 | 18.9 | 17.2 | 90% | 76.23 | 1016.0 | 0.1 | ||||||
| 24 | 13:51 | Calm | 6.44 | Light Rain Fog/Mist | SCT011 BKN036 OVC050 | 18.9 | 17.2 | 90% | 76.28 | 1016.8 | 0.08 | ||||||
| 24 | 12:51 | N 9 | 16.09 | Light Rain | FEW011 SCT060 OVC080 | 19.4 | 17.2 | 22.2 | 17.8 | 87% | 76.33 | 1017.3 | 0.13 | ||||
| 24 | 11:51 | NW 9 | 9.66 | Light Rain Fog/Mist | BKN048 OVC060 | 18.9 | 16.7 | 87% | 76.33 | 1017.2 | 0.13 | ||||||
| 24 | 10:51 | W 11 | 16.09 | Overcast | FEW047 BKN065 OVC085 | 21.7 | 14.4 | 63% | 76.33 | 1017.3 | |||||||
| 24 | 09:51 | SW 13 | 16.09 | Mostly Cloudy | FEW060 SCT090 BKN130 BKN250 | 21.7 | 13.9 | 61% | 76.33 | 1017.2 | |||||||
| 24 | 08:51 | S 15 | 16.09 | Mostly Cloudy | FEW065 BKN085 | 19.4 | 11.1 | 59% | 76.38 | 1018.2 | |||||||
| 24 | 07:51 | NE 15 | 16.09 | Mostly Cloudy | FEW038 BKN046 BKN065 | 17.8 | 11.1 | 65% | 76.45 | 1019.0 | |||||||
| 24 | 06:51 | S 11 | 16.09 | Overcast | SCT050TCU BKN070 OVC090 | 18.3 | 8.3 | 18.3 | 15 | 52% | 76.45 | 1018.9 | |||||
| 24 | 05:51 | S 13 | 16.09 | Overcast | BKN049CB OVC085 | 17.8 | 7.8 | 52% | 76.45 | 1018.8 | |||||||
| 24 | 04:51 | S 9 | 16.09 | Mostly Cloudy | BKN080 BKN130 | 16.1 | 8.3 | 60% | 76.43 | 1018.7 | |||||||
| 24 | 03:51 | S 7 | 16.09 | Mostly Cloudy | SCT055 BKN130 | 15.6 | 8.3 | 62% | 76.45 | 1019.1 | |||||||
| 24 | 02:51 | S 6 | 16.09 | A Few Clouds | FEW055 FEW100 FEW250 | 15.6 | 8.9 | 65% | 76.48 | 1019.5 | |||||||
| 24 | 01:51 | Calm | 16.09 | A Few Clouds | FEW250 | 16.1 | 8.9 | 63% | 76.53 | 1020.0 | |||||||
| 24 | 00:51 | Calm | 16.09 | Fair | CLR | 16.7 | 7.8 | 21.1 | 16.7 | 56% | 76.56 | 1020.3 | |||||
| 23 | 22:51 | SE 7 | 16.09 | Fair | CLR | 17.8 | 6.1 | 46% | 76.63 | 1021.2 | |||||||
| 23 | 21:51 | SE 7 | 16.09 | Fair | CLR | 17.8 | 6.7 | 48% | 76.63 | 1021.4 | |||||||
| 23 | 20:51 | E 9 | 16.09 | A Few Clouds | FEW050 FEW250 | 18.3 | 6.1 | 45% | 76.61 | 1021.2 | |||||||
| 23 | 19:51 | E 13 | 16.09 | A Few Clouds | FEW050 FEW250 | 20 | 7.8 | 45% | 76.58 | 1020.8 | |||||||
| 23 | 18:51 | E 17 | 16.09 | Partly Cloudy | FEW050 SCT250 | 21.1 | 8.9 | 23.3 | 21.1 | 46% | 76.58 | 1020.8 | |||||
| 23 | 17:51 | E 15 | 16.09 | Mostly Cloudy | FEW050 BKN250 | 22.8 | 9.4 | 43% | 76.58 | 1020.8 | |||||||
| 23 | 16:51 | N 11 | 16.09 | Mostly Cloudy | FEW050 BKN250 | 23.3 | 10.6 | 45% | 76.61 | 1021.1 | |||||||
| 23 | 15:51 | NE 15 | 16.09 | Partly Cloudy | FEW050 SCT250 | 22.2 | 10 | 46% | 76.66 | 1021.7 | |||||||
| 23 | 14:51 | NE 15 | 16.09 | Partly Cloudy | FEW050 SCT250 | 22.8 | 10.6 | 46% | 76.68 | 1022.1 | |||||||
| 23 | 13:51 | NE 17 | 16.09 | Partly Cloudy | FEW045 SCT250 | 21.7 | 10 | 47% | 76.71 | 1022.6 | |||||||
| 23 | 12:51 | N 11 | 16.09 | A Few Clouds | FEW045 FEW250 | 21.7 | 10 | 21.7 | 13.9 | 47% | 76.76 | 1023.0 | |||||
| 23 | 11:51 | NE 17 | 16.09 | A Few Clouds | FEW042 FEW150 FEW250 | 21.1 | 10 | 49% | 76.76 | 1023.1 | |||||||
| 23 | 10:51 | NE 17 | 16.09 | A Few Clouds | FEW150 FEW250 | 20 | 10.6 | 55% | 76.73 | 1022.8 | |||||||
| 23 | 09:51 | N 15 | 16.09 | A Few Clouds | FEW070 FEW250 | 19.4 | 10.6 | 57% | 76.73 | 1022.8 | |||||||
| 23 | 08:51 | NE 19 | 16.09 | A Few Clouds | FEW080 FEW180 FEW250 | 18.3 | 10 | 59% | 76.76 | 1023.1 | |||||||
| 23 | 07:51 | N 19 | 16.09 | A Few Clouds | FEW080 FEW180 FEW250 | 16.7 | 10 | 65% | 76.73 | 1023.0 | |||||||
| 23 | 06:51 | N 9 | 16.09 | Partly Cloudy | FEW090 FEW180 SCT250 | 13.3 | 9.4 | 15.6 | 12.2 | 77% | 76.71 | 1022.5 | |||||
| 23 | 05:51 | N 11 | 16.09 | Partly Cloudy | SCT200 SCT250 | 12.8 | 8.9 | 77% | 76.66 | 1021.8 | |||||||
| 23 | 04:51 | N 11 | 16.09 | A Few Clouds | FEW250 | 12.2 | 8.3 | 77% | 76.61 | 1021.2 | |||||||
| 23 | 03:51 | N 11 | 16.09 | Fair | CLR | 13.3 | 8.3 | 72% | 76.58 | 1020.8 | |||||||
| 23 | 02:51 | N 7 | 16.09 | Fair | CLR | 13.9 | 8.3 | 69% | 76.56 | 1020.2 | |||||||
| 23 | 01:51 | N 11 | 16.09 | Fair | CLR | 15 | 7.8 | 62% | 76.53 | 1020.0 | |||||||
| 23 | 00:51 | N 9 | 16.09 | Fair | CLR | 14.4 | 8.3 | 19.4 | 14.4 | 67% | 76.53 | 1020.1 | |||||
| 22 | 23:51 | N 11 | 16.09 | A Few Clouds | FEW060 | 14.4 | 8.3 | 67% | 76.53 | 1020.0 | |||||||
| 22 | 22:51 | N 11 | 16.09 | A Few Clouds | FEW060 | 16.1 | 8.3 | 60% | 76.5 | 1019.7 | |||||||
| 22 | 21:51 | N 13 | 16.09 | Partly Cloudy | SCT060 | 17.2 | 7.8 | 54% | 76.5 | 1019.6 | |||||||
| 22 | 20:51 | N 17 | 16.09 | Partly Cloudy | FEW050 SCT100 | 17.8 | 7.2 | 50% | 76.45 | 1019.0 | |||||||
| 22 | 19:51 | N 20 | 16.09 | A Few Clouds | FEW050 FEW250 | 18.3 | 8.9 | 54% | 76.4 | 1018.6 | |||||||
| 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) | |||||||||||||||