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. | ||||||||||||||||
| 30 | 05:51 | NW 6 | 16.09 | A Few Clouds | FEW080 | 3.3 | 2.2 | 93% | 76.25 | 1016.9 | |||||||
| 30 | 04:51 | Calm | 16.09 | Fair | CLR | 3.9 | 2.2 | 89% | 76.23 | 1016.6 | |||||||
| 30 | 03:51 | SW 6 | 16.09 | Fair | CLR | 3.9 | 2.8 | 93% | 76.23 | 1016.5 | |||||||
| 30 | 02:51 | W 9 | 14.48 | Fair | CLR | 4.4 | 2.8 | 89% | 2 | 76.2 | 1016.3 | ||||||
| 30 | 01:51 | SW 7 | 14.48 | Fair | CLR | 4.4 | 3.3 | 93% | 3 | 76.23 | 1016.6 | ||||||
| 30 | 00:51 | SW 7 | 16.09 | Fair | CLR | 5 | 3.9 | 8.3 | 5 | 93% | 4 | 76.25 | 1016.8 | ||||
| 29 | 23:51 | Calm | 16.09 | A Few Clouds | FEW090 | 5 | 3.9 | 93% | 76.25 | 1016.7 | |||||||
| 29 | 22:51 | Calm | 16.09 | A Few Clouds | FEW060 FEW090 | 6.1 | 3.3 | 82% | 76.25 | 1016.9 | |||||||
| 29 | 21:51 | N 7 | 16.09 | Partly Cloudy | FEW029 SCT050 SCT085 | 6.1 | 3.9 | 86% | 5 | 76.25 | 1017.0 | ||||||
| 29 | 20:51 | N 17 | 16.09 | Mostly Cloudy | FEW020 BKN033 BKN080 | 6.7 | 3.3 | 79% | 4 | 76.25 | 1016.9 | ||||||
| 29 | 19:51 | NE 13 | 16.09 | Mostly Cloudy | FEW021 BKN033 BKN080 BKN250 | 7.2 | 3.3 | 77% | 5 | 76.2 | 1016.2 | ||||||
| 29 | 18:51 | N 17 | 16.09 | Mostly Cloudy | FEW018 SCT029 BKN080 | 7.8 | 3.9 | 11.7 | 7.8 | 77% | 5 | 76.15 | 1015.4 | ||||
| 29 | 17:51 | N 19 | 16.09 | Mostly Cloudy | FEW014 SCT026 BKN080 | 8.3 | 4.4 | 77% | 6 | 76.12 | 1014.9 | ||||||
| 29 | 16:51 | NE 19 | 16.09 | Mostly Cloudy | SCT021 BKN050 BKN085 | 8.3 | 4.4 | 77% | 6 | 76.1 | 1014.5 | ||||||
| 29 | 15:51 | N 24 | 16.09 | Light Rain | SCT022 BKN037 OVC070 | 8.9 | 4.4 | 74% | 6 | 76.07 | 1014.4 | ||||||
| 29 | 14:51 | N 19 | 16.09 | Mostly Cloudy | BKN017 BKN041 BKN070 | 10.6 | 6.1 | 74% | 76.07 | 1014.3 | |||||||
| 29 | 13:51 | N 26 | 16.09 | Overcast | BKN019 BKN048 OVC065 | 10 | 5.6 | 74% | 7 | 76.05 | 1013.9 | ||||||
| 29 | 12:51 | NW 26 | 16.09 | Overcast | BKN020 OVC033 | 11.1 | 7.2 | 13.3 | 10 | 77% | 76.02 | 1013.5 | |||||
| 29 | 11:51 | N 19 | 16.09 | Overcast | BKN030 BKN043 OVC090 | 11.7 | 6.7 | 72% | 75.97 | 1013.0 | |||||||
| 29 | 10:51 | N 13 | 16.09 | Overcast | OVC032 | 12.2 | 6.1 | 67% | 75.97 | 1012.9 | |||||||
| 29 | 09:51 | N 15 | 16.09 | Mostly Cloudy | BKN025 BKN050 | 12.2 | 6.1 | 67% | 75.97 | 1012.9 | |||||||
| 29 | 08:51 | NW 13 | 16.09 | Mostly Cloudy | SCT070 SCT090 BKN130 | 12.2 | 6.7 | 69% | 75.97 | 1012.9 | |||||||
| 29 | 07:51 | N 13 | 16.09 | Mostly Cloudy | BKN060 | 10 | 6.1 | 77% | 8 | 76 | 1013.1 | ||||||
| 29 | 06:51 | N 11 | 16.09 | Overcast | OVC060 | 10 | 6.1 | 13.9 | 10 | 77% | 9 | 75.97 | 1013.0 | ||||
| 29 | 05:51 | N 20 | 16.09 | Overcast | OVC060 | 11.1 | 5 | 66% | 75.95 | 1012.6 | |||||||
| 29 | 04:51 | NW 19 | 16.09 | Overcast | BKN060 OVC085 | 12.2 | 3.3 | 55% | 75.9 | 1011.7 | |||||||
| 29 | 03:51 | N 17 | 16.09 | Overcast | BKN060 BKN075 OVC090 | 12.2 | 5 | 62% | 75.87 | 1011.4 | |||||||
| 29 | 02:51 | NW 15 | 16.09 | Overcast | BKN060 OVC100 | 12.8 | 5 | 59% | 75.9 | 1011.8 | |||||||
| 29 | 01:51 | NW 11 | 16.09 | Mostly Cloudy | FEW060 BKN120 BKN200 | 12.8 | 4.4 | 57% | 75.92 | 1012.1 | |||||||
| 29 | 00:51 | NW 9 | 16.09 | Mostly Cloudy | BKN100 | 13.9 | 4.4 | 16.7 | 13.3 | 53% | 75.92 | 1012.2 | |||||
| 28 | 23:51 | N 17 | 16.09 | Mostly Cloudy | FEW050 BKN130 BKN250 | 13.3 | 5.6 | 60% | 75.92 | 1012.0 | |||||||
| 28 | 22:51 | W 9 | 16.09 | Mostly Cloudy | SCT050 BKN100 BKN250 | 14.4 | 7.8 | 65% | 76 | 1013.3 | |||||||
| 28 | 21:51 | SW 7 | 16.09 | Overcast | SCT050 BKN120 OVC250 | 15 | 7.8 | 62% | 76 | 1013.1 | |||||||
| 28 | 20:51 | SW 6 | 16.09 | Overcast | SCT130 OVC250 | 15 | 7.2 | 60% | 75.95 | 1012.7 | |||||||
| 28 | 19:51 | W 9 | 16.09 | Overcast | SCT150 OVC250 | 16.1 | 7.2 | 56% | 75.9 | 1012.0 | |||||||
| 28 | 18:51 | W 7 | 16.09 | Overcast | BKN140 OVC250 | 16.7 | 6.7 | 17.8 | 14.4 | 52% | 75.9 | 1011.9 | |||||
| 28 | 17:51 | NW 7 | 16.09 | Partly Cloudy | FEW030 FEW120 SCT250 | 17.8 | 7.2 | 50% | 75.92 | 1012.1 | |||||||
| 28 | 16:51 | NW 17 | 16.09 | Mostly Cloudy | FEW033 BKN250 | 17.2 | 7.2 | 52% | 75.95 | 1012.5 | |||||||
| 28 | 15:51 | W 15 G 30 | 16.09 | Mostly Cloudy | FEW033 BKN250 | 17.2 | 7.8 | 54% | 75.97 | 1012.8 | |||||||
| 28 | 14:51 | W 26 G 39 | 16.09 | Partly Cloudy | FEW032 SCT250 | 16.1 | 7.2 | 56% | 76 | 1013.0 | |||||||
| 28 | 13:51 | SW 22 G 46 | 16.09 | Partly Cloudy | SCT032 SCT250 | 15.6 | 7.2 | 58% | 76.07 | 1014.1 | |||||||
| 28 | 12:51 | SW 24 G 37 | 16.09 | Mostly Cloudy | BKN030 BKN250 | 14.4 | 6.7 | 15 | 10 | 60% | 76.07 | 1014.0 | |||||
| 28 | 11:51 | W 19 G 31 | 16.09 | Mostly Cloudy | BKN030 BKN250 | 13.9 | 6.7 | 62% | 76.02 | 1013.5 | |||||||
| 28 | 09:51 | W 22 G 33 | 16.09 | Overcast | OVC025 | 11.1 | 6.1 | 72% | 75.97 | 1012.8 | |||||||
| 28 | 08:51 | W 20 G 33 | 16.09 | Overcast | OVC022 | 10.6 | 5.6 | 71% | 75.92 | 1012.3 | |||||||
| 28 | 07:51 | W 17 G 31 | 16.09 | Overcast | OVC017 | 10.6 | 6.7 | 77% | 75.82 | 1010.9 | |||||||
| 28 | 06:51 | W 19 G 39 | 16.09 | Overcast | OVC020 | 10.6 | 6.1 | 15.6 | 10.6 | 74% | 75.72 | 1009.3 | |||||
| 28 | 05:51 | W 33 G 59 | 16.09 | Overcast and Breezy | OVC019 | 10.6 | 6.7 | 77% | 75.59 | 1007.7 | |||||||
| 28 | 04:51 | W 26 G 54 | 16.09 | Overcast | OVC019 | 11.1 | 7.2 | 77% | 75.51 | 1006.7 | |||||||
| 28 | 03:51 | W 31 G 61 | 16.09 | Overcast | OVC020 | 12.2 | 8.3 | 77% | 75.46 | 1005.8 | |||||||
| 28 | 02:51 | W 24 G 46 | 16.09 | Overcast | OVC020 | 12.8 | 9.4 | 80% | 75.39 | 1005.0 | |||||||
| 28 | 01:51 | W 30 G 48 | 16.09 | Overcast | OVC023 | 15 | 11.1 | 78% | 75.34 | 1004.1 | |||||||
| 28 | 00:51 | SW 19 | 16.09 | Overcast | BKN011 BKN016 OVC034 | 15.6 | 14.4 | 19.4 | 15.6 | 93% | 75.31 | 1003.9 | 0.97 | ||||
| 27 | 23:51 | SW 22 G 35 | 14.48 | Thunderstorm | BKN010 OVC065CB | 15.6 | 13.9 | 90% | 75.26 | 1003.4 | 0.43 | ||||||
| 27 | 22:51 | S 22 | 16.09 | Overcast | SCT012 BKN085 BKN100 OVC250 | 16.1 | 14.4 | 90% | 75.23 | 1002.7 | |||||||
| 27 | 21:51 | S 17 G 33 | 16.09 | Overcast | BKN012 BKN090 OVC250 | 16.7 | 15 | 90% | 75.23 | 1003.0 | 0.53 | ||||||
| 27 | 20:51 | W 22 G 31 | 16.09 | Overcast | FEW012 SCT060 OVC150 | 16.7 | 15 | 90% | 75.13 | 1001.4 | 0.18 | ||||||
| 27 | 19:51 | S 22 G 33 | 9.66 | Thunderstorm Light Rain | SCT021 BKN045 OVC095 | 17.2 | 15.6 | 90% | 75.26 | 1003.1 | 0.36 | ||||||
| 27 | 18:51 | S 13 | 16.09 | Thunderstorm Light Rain | OVC050CB | 19.4 | 14.4 | 20 | 13.9 | 73% | 75.21 | 1002.6 | 0.58 | ||||
| 27 | 17:51 | S 22 G 37 | 16.09 | Overcast | BKN050 OVC250 | 20 | 14.4 | 70% | 75.21 | 1002.5 | |||||||
| 27 | 16:51 | S 19 G 35 | 16.09 | Mostly Cloudy | SCT065 BKN250 | 19.4 | 14.4 | 73% | 75.16 | 1001.7 | |||||||
| 27 | 15:51 | S 13 | 16.09 | Overcast | FEW015 OVC250 | 18.3 | 15 | 81% | 75.13 | 1001.6 | 0.58 | ||||||
| 27 | 14:51 | SE 28 | 14.48 | Overcast | FEW008 OVC220 | 16.7 | 14.4 | 86% | 75.08 | 1001.0 | |||||||
| 27 | 13:51 | SE 50 G 74 | 12.87 | Overcast and Windy | BKN010 OVC180 | 14.4 | 13.3 | 93% | 75.06 | 1000.7 | 0.58 | ||||||
| 27 | 12:51 | S 17 | 2.82 | Thunderstorm Light Rain Fog/Mist | BKN026 BKN040CB OVC075 | 13.9 | 12.8 | 15 | 12.8 | 93% | 75.74 | 1010.1 | 0.66 | 0.79 | |||
| 27 | 11:51 | S 17 | 16.09 | Light Rain | FEW090 BKN110 BKN180 OVC250 | 15 | 11.1 | 78% | 75.64 | 1008.6 | |||||||
| 27 | 10:51 | SE 20 | 16.09 | Overcast | FEW047 FEW075 OVC100 | 13.9 | 11.7 | 87% | 75.67 | 1008.9 | 0.08 | ||||||
| 27 | 09:51 | SE 19 | 8.05 | Light Rain | SCT070 OVC095 | 13.9 | 11.1 | 83% | 75.72 | 1009.7 | 0.05 | 0.05 | |||||
| 27 | 08:51 | S 19 | 16.09 | Overcast | BKN095 BKN120 OVC250 | 13.9 | 9.4 | 74% | 75.79 | 1010.6 | |||||||
| 27 | 07:51 | SE 24 | 16.09 | Overcast | SCT075 BKN100 BKN130 OVC250 | 13.3 | 9.4 | 77% | 75.79 | 1010.5 | |||||||
| 27 | 06:51 | SE 15 | 16.09 | Overcast | FEW075 FEW100 BKN130 OVC250 | 12.8 | 8.9 | 12.8 | 8.3 | 77% | 75.9 | 1011.9 | |||||
| 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) | |||||||||||||||