Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cdt) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Temperature (ºF) | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | Pressure | Precipitation (in) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 23 | 20:51 | E 9 | 10.00 | Mostly Cloudy | FEW060 SCT110 BKN250 | 57.9 | 52 | 81% | 30 | 1015.7 | |||||||
| 23 | 19:51 | E 12 | 10.00 | Mostly Cloudy | FEW060 BKN110 BKN250 | 60.1 | 53.1 | 78% | 29.99 | 1015.6 | |||||||
| 23 | 17:51 | E 10 | 10.00 | Mostly Cloudy | FEW010 FEW060 SCT110 BKN250 | 64.9 | 54 | 68% | 29.99 | 1015.6 | |||||||
| 23 | 16:51 | E 13 | 10.00 | Mostly Cloudy | FEW010 FEW042 FEW065 BKN250 | 66 | 54 | 65% | 29.98 | 1015.1 | |||||||
| 23 | 15:51 | NE 10 | 10.00 | Partly Cloudy | FEW019 FEW042 SCT250 | 70 | 57 | 64% | 29.97 | 1014.7 | |||||||
| 23 | 14:51 | NE 7 | 10.00 | Partly Cloudy | FEW019 FEW060 SCT250 | 70 | 57 | 64% | 29.96 | 1014.5 | |||||||
| 23 | 13:51 | Vrbl 6 | 10.00 | A Few Clouds | FEW019 FEW250 | 70 | 57 | 64% | 29.97 | 1014.7 | |||||||
| 23 | 12:51 | NE 5 | 10.00 | A Few Clouds | FEW019 | 68 | 57 | 69.1 | 55 | 68% | 29.98 | 1015.0 | |||||
| 23 | 11:51 | N 6 | 10.00 | Mostly Cloudy | FEW012 BKN019 | 64.9 | 55 | 70% | 30 | 1015.7 | |||||||
| 23 | 10:51 | N 6 | 10.00 | Overcast | FEW012 OVC019 | 61 | 54 | 78% | 30.02 | 1016.2 | |||||||
| 23 | 09:51 | NW 6 | 10.00 | Overcast | OVC008 | 59 | 54 | 83% | 30.01 | 1016.0 | |||||||
| 23 | 08:51 | E 8 | 5.00 | Fog/Mist | OVC008 | 57 | 53.1 | 87% | 30 | 1015.7 | |||||||
| 23 | 07:51 | NE 7 | 10.00 | Overcast | OVC010 | 55.9 | 52 | 87% | 29.99 | 1015.4 | |||||||
| 23 | 06:51 | N 10 G 20 | 10.00 | Overcast | BKN008 OVC019 | 55 | 51.1 | 61 | 54 | 87% | 29.98 | 1015.0 | |||||
| 23 | 05:51 | NE 8 | 10.00 | Mostly Cloudy | FEW016 BKN080 BKN250 | 55 | 51.1 | 87% | 29.96 | 1014.5 | |||||||
| 23 | 04:51 | N 6 | 10.00 | Overcast | FEW019 BKN024 OVC080 | 55.9 | 51.1 | 84% | 29.96 | 1014.5 | |||||||
| 23 | 03:51 | NE 7 | 10.00 | Overcast | BKN019 OVC024 | 57 | 51.1 | 81% | 29.97 | 1014.7 | |||||||
| 23 | 02:51 | E 7 | 10.00 | Light Rain | BKN023 OVC030 | 57.9 | 51.1 | 78% | 29.97 | 1014.6 | |||||||
| 23 | 01:51 | E 10 | 10.00 | Overcast | BKN026 BKN032 OVC110 | 60.1 | 50 | 70% | 29.96 | 1014.5 | |||||||
| 23 | 00:51 | E 9 | 10.00 | Overcast | BKN026 BKN040 OVC110 | 61 | 48.9 | 63 | 61 | 65% | 29.97 | 1014.6 | |||||
| 22 | 23:51 | E 8 | 10.00 | Overcast | OVC040 | 63 | 48.9 | 60% | 29.98 | 1015.0 | |||||||
| 22 | 21:51 | E 5 | 10.00 | Overcast | SCT040 OVC049 | 61 | 46 | 58% | 29.98 | 1015.3 | |||||||
| 22 | 20:51 | NE 10 | 10.00 | Overcast | BKN049 OVC075 | 61 | 42.1 | 50% | 29.98 | 1015.1 | |||||||
| 22 | 19:51 | NE 13 | 10.00 | Overcast | BKN048 BKN075 OVC250 | 61 | 41 | 48% | 29.98 | 1015.1 | |||||||
| 22 | 18:51 | NE 13 | 10.00 | Overcast | BKN085 OVC250 | 62.1 | 42.1 | 66 | 62.1 | 48% | 29.99 | 1015.4 | |||||
| 22 | 17:51 | NE 15 | 10.00 | Overcast | BKN080 BKN210 OVC250 | 63 | 43 | 48% | 29.99 | 1015.5 | |||||||
| 22 | 16:51 | N 14 | 10.00 | Overcast | SCT080 BKN210 OVC250 | 64.9 | 43 | 45% | 30.01 | 1016.0 | |||||||
| 22 | 15:51 | N 16 | 10.00 | Mostly Cloudy | FEW060 FEW220 BKN250 | 64.9 | 43 | 45% | 30.02 | 1016.5 | |||||||
| 22 | 14:51 | NE 15 | 10.00 | Mostly Cloudy | FEW060 FEW220 BKN250 | 64.9 | 44.1 | 47% | 30.04 | 1017.1 | |||||||
| 22 | 13:51 | E 17 G 22 | 10.00 | Mostly Cloudy | FEW060 BKN250 | 64.9 | 44.1 | 47% | 30.05 | 1017.5 | |||||||
| 22 | 12:51 | E 12 | 10.00 | Mostly Cloudy | FEW050 BKN250 | 64 | 44.1 | 64.9 | 52 | 48% | 30.07 | 1018.2 | |||||
| 22 | 10:51 | E 12 | 10.00 | Mostly Cloudy | BKN045 BKN060 BKN170 | 57 | 42.1 | 58% | 30.12 | 1020.0 | |||||||
| 22 | 09:51 | E 9 | 10.00 | Mostly Cloudy | FEW048 BKN060 BKN220 | 55 | 41 | 59% | 30.14 | 1020.6 | |||||||
| 22 | 08:51 | E 14 | 10.00 | Mostly Cloudy | BKN046 BKN055 | 53.1 | 39.9 | 61% | 30.14 | 1020.6 | |||||||
| 22 | 07:51 | NE 15 G 21 | 10.00 | Overcast | OVC045 | 52 | 39.9 | 64% | 30.15 | 1021.3 | |||||||
| 22 | 06:51 | NE 13 G 23 | 10.00 | Overcast | OVC050 | 52 | 39.9 | 54 | 52 | 64% | 30.16 | 1021.3 | |||||
| 22 | 05:51 | E 15 | 10.00 | Overcast | BKN065 OVC085 | 52 | 41 | 66% | 30.15 | 1021.1 | |||||||
| 22 | 04:51 | E 12 | 10.00 | Overcast | OVC060 | 53.1 | 42.1 | 66% | 30.16 | 1021.5 | |||||||
| 22 | 03:51 | NE 12 | 10.00 | Overcast | OVC060 | 53.1 | 44.1 | 72% | 30.16 | 1021.5 | |||||||
| 22 | 02:51 | NE 13 | 10.00 | Overcast | OVC060 | 54 | 45 | 72% | 30.16 | 1021.2 | |||||||
| 22 | 01:51 | N 8 | 10.00 | Overcast | BKN065 OVC250 | 53.1 | 45 | 74% | 30.17 | 1021.7 | |||||||
| 22 | 00:51 | NE 6 | 10.00 | Overcast | BKN090 OVC250 | 52 | 43 | 53.1 | 50 | 72% | 30.17 | 1021.8 | |||||
| 21 | 23:51 | NE 8 | 10.00 | Overcast | BKN085 OVC250 | 52 | 42.1 | 69% | 30.19 | 1022.2 | |||||||
| 21 | 22:51 | NE 10 | 10.00 | Overcast | BKN080 OVC250 | 51.1 | 39.9 | 66% | 30.2 | 1022.8 | |||||||
| 21 | 21:51 | NE 13 | 10.00 | Overcast | BKN085 OVC250 | 51.1 | 39 | 64% | 30.21 | 1023.2 | |||||||
| 21 | 20:51 | NE 12 | 10.00 | Overcast | SCT095 OVC250 | 51.1 | 37.9 | 61% | 30.21 | 1023.1 | |||||||
| 21 | 19:51 | N 14 | 10.00 | Overcast | SCT100 OVC250 | 51.1 | 36 | 56% | 30.21 | 1023.1 | |||||||
| 21 | 18:51 | NE 14 | 10.00 | Mostly Cloudy | SCT110 BKN250 | 53.1 | 37 | 57.9 | 53.1 | 55% | 30.22 | 1023.4 | |||||
| 21 | 17:51 | NE 18 G 25 | 10.00 | Mostly Cloudy | FEW130 BKN250 | 55 | 39 | 55% | 30.23 | 1023.7 | |||||||
| 21 | 16:51 | N 15 G 26 | 10.00 | Mostly Cloudy | FEW110 BKN250 | 57 | 41 | 55% | 30.23 | 1023.8 | |||||||
| 21 | 15:51 | NE 16 | 10.00 | Mostly Cloudy | FEW110 FEW150 BKN250 | 57.9 | 43 | 58% | 30.24 | 1024.1 | |||||||
| 21 | 14:51 | NE 18 G 24 | 10.00 | Mostly Cloudy | FEW110 FEW150 BKN250 | 57 | 43 | 60% | 30.26 | 1024.6 | |||||||
| 21 | 13:51 | N 14 | 10.00 | Overcast | FEW110 SCT180 OVC250 | 55.9 | 43 | 62% | 30.28 | 1025.5 | |||||||
| 21 | 12:51 | NE 12 | 10.00 | Overcast | SCT150 OVC250 | 55 | 43 | 55.9 | 48.9 | 64% | 30.29 | 1026.0 | |||||
| 21 | 11:51 | NE 14 | 10.00 | Mostly Cloudy | FEW016 FEW029 BKN220 | 55.9 | 44.1 | 65% | 30.29 | 1025.7 | |||||||
| 21 | 10:51 | NE 9 | 10.00 | Overcast | FEW016 OVC028 | 52 | 41 | 66% | 30.29 | 1025.8 | |||||||
| 21 | 09:51 | NE 12 | 10.00 | Overcast | BKN018 BKN025 OVC033 | 48.9 | 39 | 69% | 45 | 30.3 | 1026.4 | ||||||
| 21 | 08:51 | NE 15 | 10.00 | Overcast | SCT022 OVC032 | 50 | 39 | 66% | 45 | 30.31 | 1026.7 | ||||||
| 21 | 07:51 | NE 15 | 10.00 | Mostly Cloudy | BKN020 BKN031 BKN210 | 48.9 | 37.9 | 66% | 44 | 30.31 | 1026.6 | ||||||
| 21 | 06:51 | NE 14 | 10.00 | A Few Clouds | FEW020 FEW150 | 48.9 | 37 | 50 | 46.9 | 64% | 44 | 30.3 | 1026.3 | ||||
| 21 | 05:51 | NE 12 | 10.00 | Partly Cloudy | FEW050 SCT150 | 48 | 36 | 63% | 44 | 30.3 | 1026.3 | ||||||
| 21 | 04:51 | NE 10 | 10.00 | Partly Cloudy | SCT050 SCT150 | 48 | 35.1 | 61% | 44 | 30.3 | 1026.1 | ||||||
| 21 | 03:51 | N 16 | 10.00 | Mostly Cloudy | BKN050 | 50 | 34 | 54% | 45 | 30.29 | 1025.6 | ||||||
| 21 | 02:51 | NE 10 | 10.00 | Mostly Cloudy | BKN049 | 50 | 33.1 | 52% | 46 | 30.27 | 1025.1 | ||||||
| 21 | 01:51 | NE 10 | 10.00 | Mostly Cloudy | BKN047 BKN150 | 50 | 37 | 61% | 46 | 30.27 | 1025.0 | ||||||
| 21 | 00:51 | NE 10 | 10.00 | Partly Cloudy | SCT150 | 48.9 | 35.1 | 54 | 48 | 59% | 45 | 30.27 | 1025.2 | ||||
| 20 | 23:51 | N 12 | 10.00 | A Few Clouds | FEW150 | 48 | 35.1 | 61% | 44 | 30.28 | 1025.5 | ||||||
| 20 | 22:51 | N 10 | 10.00 | A Few Clouds | FEW150 FEW250 | 48 | 35.1 | 61% | 44 | 30.27 | 1025.1 | ||||||
| 20 | 21:51 | NE 12 | 10.00 | A Few Clouds | FEW250 | 48.9 | 34 | 56% | 45 | 30.27 | 1025.1 | ||||||
| Date | Time (cdt) | Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°F) | Heat Index (°F) | altimeter (in) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºF) | Pressure | Precipitation (in) | |||||||||||||||