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 | 10:51 | NE 10 | 10.00 | A Few Clouds | FEW150 FEW250 | 68 | 51.1 | 55% | 30.21 | 1022.8 | |||||||
| 23 | 09:51 | N 9 | 10.00 | A Few Clouds | FEW070 FEW250 | 66.9 | 51.1 | 57% | 30.21 | 1022.8 | |||||||
| 23 | 08:51 | NE 12 | 10.00 | A Few Clouds | FEW080 FEW180 FEW250 | 64.9 | 50 | 59% | 30.22 | 1023.1 | |||||||
| 23 | 07:51 | N 12 | 10.00 | A Few Clouds | FEW080 FEW180 FEW250 | 62.1 | 50 | 65% | 30.21 | 1023.0 | |||||||
| 23 | 06:51 | N 6 | 10.00 | Partly Cloudy | FEW090 FEW180 SCT250 | 55.9 | 48.9 | 60.1 | 54 | 77% | 30.2 | 1022.5 | |||||
| 23 | 05:51 | N 7 | 10.00 | Partly Cloudy | SCT200 SCT250 | 55 | 48 | 77% | 30.18 | 1021.8 | |||||||
| 23 | 04:51 | N 7 | 10.00 | A Few Clouds | FEW250 | 54 | 46.9 | 77% | 30.16 | 1021.2 | |||||||
| 23 | 03:51 | N 7 | 10.00 | Fair | CLR | 55.9 | 46.9 | 72% | 30.15 | 1020.8 | |||||||
| 23 | 02:51 | N 5 | 10.00 | Fair | CLR | 57 | 46.9 | 69% | 30.14 | 1020.2 | |||||||
| 23 | 01:51 | N 7 | 10.00 | Fair | CLR | 59 | 46 | 62% | 30.13 | 1020.0 | |||||||
| 23 | 00:51 | N 6 | 10.00 | Fair | CLR | 57.9 | 46.9 | 66.9 | 57.9 | 67% | 30.13 | 1020.1 | |||||
| 22 | 23:51 | N 7 | 10.00 | A Few Clouds | FEW060 | 57.9 | 46.9 | 67% | 30.13 | 1020.0 | |||||||
| 22 | 22:51 | N 7 | 10.00 | A Few Clouds | FEW060 | 61 | 46.9 | 60% | 30.12 | 1019.7 | |||||||
| 22 | 21:51 | N 8 | 10.00 | Partly Cloudy | SCT060 | 63 | 46 | 54% | 30.12 | 1019.6 | |||||||
| 22 | 20:51 | N 10 | 10.00 | Partly Cloudy | FEW050 SCT100 | 64 | 45 | 50% | 30.1 | 1019.0 | |||||||
| 22 | 19:51 | N 13 | 10.00 | A Few Clouds | FEW050 FEW250 | 64.9 | 48 | 54% | 30.08 | 1018.6 | |||||||
| 22 | 18:51 | N 15 | 10.00 | A Few Clouds | FEW045 FEW250 | 66.9 | 48.9 | 73 | 66.9 | 53% | 30.07 | 1018.1 | |||||
| 22 | 17:51 | NE 17 | 10.00 | A Few Clouds | FEW045 FEW250 | 70 | 50 | 49% | 30.05 | 1017.4 | |||||||
| 22 | 16:51 | NE 17 | 10.00 | A Few Clouds | FEW045 FEW250 | 72 | 51.1 | 48% | 30.04 | 1017.0 | |||||||
| 22 | 15:51 | N 14 | 10.00 | Partly Cloudy | FEW045 SCT250 | 72 | 53.1 | 52% | 30.04 | 1017.0 | |||||||
| 22 | 14:51 | N 17 | 10.00 | Mostly Cloudy | FEW045 BKN250 | 72 | 53.1 | 52% | 30.03 | 1016.8 | |||||||
| 22 | 13:51 | NE 18 | 10.00 | Mostly Cloudy | FEW037 BKN250 | 71.1 | 54 | 55% | 30.02 | 1016.5 | |||||||
| 22 | 12:51 | NE 16 G 23 | 10.00 | Mostly Cloudy | FEW033 BKN250 | 71.1 | 55.9 | 72 | 60.1 | 59% | 30.01 | 1016.0 | |||||
| 22 | 11:51 | NE 14 | 10.00 | Partly Cloudy | FEW033 SCT250 | 70 | 55 | 59% | 30.01 | 1015.8 | |||||||
| 22 | 10:51 | NE 16 | 10.00 | Mostly Cloudy | FEW033 BKN250 | 70 | 55 | 59% | 29.99 | 1015.1 | |||||||
| 22 | 09:51 | N 13 | 10.00 | Mostly Cloudy | FEW023 BKN250 | 68 | 57 | 68% | 29.98 | 1015.0 | |||||||
| 22 | 08:51 | N 12 | 10.00 | Mostly Cloudy | FEW021 BKN250 | 64.9 | 54 | 68% | 29.97 | 1014.7 | |||||||
| 22 | 07:51 | N 12 | 10.00 | Partly Cloudy | FEW017 FEW035 SCT250 | 63 | 55 | 76% | 29.95 | 1014.0 | |||||||
| 22 | 06:51 | N 12 | 10.00 | A Few Clouds | FEW013 FEW033 | 60.1 | 55.9 | 60.1 | 57.9 | 86% | 29.94 | 1013.6 | 0.01 | ||||
| 22 | 05:51 | N 14 | 10.00 | Mostly Cloudy | FEW010 BKN035 BKN120 BKN250 | 59 | 55.9 | 90% | 29.91 | 1012.6 | |||||||
| 22 | 04:51 | NE 14 | 10.00 | Overcast | BKN010 OVC020 | 59 | 55.9 | 90% | 29.91 | 1012.7 | |||||||
| 22 | 03:51 | NE 17 | 10.00 | Light Rain | BKN008 OVC015 | 57.9 | 57 | 97% | 29.88 | 1011.8 | 0.01 | ||||||
| 22 | 02:51 | N 13 | 10.00 | Overcast | SCT009 BKN015 OVC030 | 59 | 55.9 | 90% | 29.89 | 1011.8 | |||||||
| 22 | 01:51 | NE 16 | 10.00 | Light Rain | BKN007 BKN012 OVC025 | 59 | 57 | 93% | 29.88 | 1011.7 | 0.01 | ||||||
| 22 | 00:51 | NE 15 | 8.00 | Light Rain | BKN008 BKN015 OVC070 | 59 | 57 | 60.1 | 57.9 | 93% | 29.88 | 1011.7 | 0.01 | 0.17 | |||
| 21 | 23:51 | NE 13 | 8.00 | Light Rain | FEW012 BKN022 OVC080 | 59 | 55.9 | 90% | 29.88 | 1011.7 | 0.03 | ||||||
| 21 | 22:51 | NE 8 | 10.00 | Light Rain | BKN012 BKN050 OVC070 | 59 | 55.9 | 90% | 29.88 | 1011.5 | 0.01 | ||||||
| 21 | 21:51 | NE 10 | 10.00 | Light Rain | FEW009 FEW045 OVC075 | 59 | 55.9 | 90% | 29.86 | 1011.0 | 0.12 | ||||||
| 21 | 20:51 | E 14 | 9.00 | Light Rain | FEW009 BKN080 OVC100 | 59 | 55.9 | 90% | 29.84 | 1010.4 | 0.02 | ||||||
| 21 | 19:51 | E 10 G 22 | 8.00 | Light Rain | SCT008 SCT014 OVC080 | 60.1 | 57 | 90% | 29.84 | 1010.4 | 0.1 | ||||||
| 21 | 18:51 | E 10 | 6.00 | Rain Fog/Mist | SCT010 BKN032 OVC085 | 60.1 | 57 | 66.9 | 60.1 | 90% | 29.85 | 1010.5 | 0.22 | 0.51 | |||
| 21 | 16:51 | SE 15 G 25 | 7.00 | Light Rain | SCT020 BKN075 OVC100 | 63 | 57.9 | 84% | 29.86 | 1011.1 | 0.04 | ||||||
| 21 | 15:51 | SE 7 | 9.00 | Light Rain | FEW017 FEW075 OVC095 | 64.9 | 59 | 81% | 29.89 | 1012.1 | 0.03 | 0.1 | |||||
| 21 | 14:51 | E 6 | 10.00 | Light Rain | FEW030 FEW080 OVC100 | 66 | 60.1 | 81% | 29.91 | 1012.6 | 0.02 | ||||||
| 21 | 13:51 | SE 6 | 5.00 | Light Rain | FEW030 OVC100 | 64.9 | 60.1 | 84% | 29.91 | 1012.7 | 0.05 | ||||||
| 21 | 12:51 | S 8 | 8.00 | Light Rain | OVC100 | 66.9 | 59 | 71.1 | 63 | 76% | 29.92 | 1013.0 | 0.02 | 0.02 | |||
| 21 | 11:51 | SE 7 | 10.00 | Light Rain | FEW050 BKN110 OVC250 | 70 | 57 | 64% | 29.9 | 1012.1 | |||||||
| 21 | 10:51 | E 6 | 10.00 | Mostly Cloudy | BKN130 BKN250 | 71.1 | 55.9 | 59% | 29.91 | 1012.4 | |||||||
| 21 | 09:51 | SE 6 | 10.00 | Mostly Cloudy | SCT120 BKN250 | 70 | 55.9 | 61% | 29.93 | 1013.0 | |||||||
| 21 | 08:51 | E 5 | 10.00 | Mostly Cloudy | FEW065 SCT120 BKN250 | 68 | 57 | 68% | 29.92 | 1012.8 | |||||||
| 21 | 07:51 | E 5 | 10.00 | Mostly Cloudy | FEW065 BKN250 | 66 | 55 | 68% | 29.93 | 1013.0 | |||||||
| 21 | 06:51 | N 3 | 10.00 | Mostly Cloudy | FEW065 BKN250 | 63 | 55.9 | 64 | 60.1 | 78% | 29.94 | 1013.4 | |||||
| 21 | 05:51 | N 3 | 10.00 | Mostly Cloudy | FEW065 BKN250 | 61 | 55 | 81% | 29.95 | 1013.8 | |||||||
| 21 | 04:51 | N 3 | 10.00 | Mostly Cloudy | FEW065 BKN250 | 62.1 | 54 | 75% | 29.94 | 1013.3 | |||||||
| 21 | 03:51 | Calm | 10.00 | Mostly Cloudy | FEW065 BKN250 | 62.1 | 54 | 75% | 29.93 | 1013.1 | |||||||
| 21 | 02:51 | Calm | 10.00 | Mostly Cloudy | FEW065 BKN250 | 63 | 54 | 73% | 29.93 | 1013.1 | |||||||
| 21 | 01:51 | Calm | 10.00 | Mostly Cloudy | FEW065 BKN250 | 64 | 54 | 70% | 29.93 | 1013.0 | |||||||
| 21 | 00:51 | Calm | 10.00 | Mostly Cloudy | FEW060 BKN250 | 64 | 53.1 | 75.9 | 64 | 68% | 29.93 | 1013.2 | |||||
| 20 | 23:51 | Calm | 10.00 | Mostly Cloudy | FEW060 BKN250 | 66 | 53.1 | 63% | 29.93 | 1013.1 | |||||||
| 20 | 22:51 | SW 3 | 10.00 | Mostly Cloudy | FEW060 BKN250 | 66.9 | 53.1 | 61% | 29.94 | 1013.3 | |||||||
| 20 | 21:51 | Calm | 10.00 | Mostly Cloudy | FEW060 BKN250 | 71.1 | 52 | 51% | 29.93 | 1013.0 | |||||||
| 20 | 20:51 | W 5 | 10.00 | Mostly Cloudy | FEW070 BKN250 | 72 | 50 | 46% | 29.92 | 1012.8 | |||||||
| 20 | 19:51 | W 5 | 10.00 | Partly Cloudy | FEW070 SCT250 | 73.9 | 50 | 43% | 29.91 | 1012.6 | |||||||
| 20 | 18:51 | NW 8 | 10.00 | Partly Cloudy | SCT080 SCT250 | 75 | 50 | 77 | 73 | 42% | 78 | 29.91 | 1012.6 | ||||
| 20 | 17:51 | W 13 | 10.00 | Partly Cloudy | SCT070 | 75 | 50 | 42% | 78 | 29.92 | 1013.0 | ||||||
| 20 | 16:51 | NW 9 G 22 | 10.00 | Mostly Cloudy | BKN075 | 75 | 50 | 42% | 78 | 29.93 | 1013.3 | ||||||
| 20 | 15:51 | NW 9 G 22 | 10.00 | Mostly Cloudy | BKN065 | 75.9 | 51.1 | 42% | 78 | 29.93 | 1013.2 | ||||||
| 20 | 14:51 | NW 13 G 21 | 10.00 | Mostly Cloudy | BKN060 | 75 | 51.1 | 43% | 78 | 29.93 | 1013.2 | ||||||
| 20 | 13:51 | NW 10 G 21 | 10.00 | Mostly Cloudy | BKN055 | 73.9 | 52 | 46% | 29.94 | 1013.3 | |||||||
| 20 | 12:51 | NW 17 G 29 | 10.00 | Partly Cloudy | SCT050 | 73.9 | 50 | 75 | 63 | 43% | 29.94 | 1013.6 | |||||
| 20 | 11:51 | W 13 G 25 | 10.00 | Partly Cloudy | SCT046 SCT250 | 73 | 50 | 44% | 29.95 | 1013.9 | |||||||
| 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) | |||||||||||||||