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. | ||||||||||||||||
| 05 | 19:51 | SW 16 G 22 | 10.00 | Mostly Cloudy | BKN050 BKN090 BKN250 | 80.1 | 66.9 | 64% | 82 | 29.79 | 1008.1 | ||||||
| 05 | 17:51 | SW 13 G 23 | 10.00 | Mostly Cloudy | SCT046 BKN060 BKN250 | 79 | 66 | 65% | 81 | 29.8 | 1008.7 | ||||||
| 05 | 16:51 | S 16 G 26 | 10.00 | Mostly Cloudy | FEW047 SCT065 BKN150 BKN250 | 79 | 68 | 69% | 81 | 29.81 | 1009.0 | ||||||
| 05 | 15:51 | SW 7 | 10.00 | Light Rain | FEW035 BKN055 BKN090 OVC250 | 75 | 69.1 | 82% | 75 | 29.84 | 1010.1 | 0.02 | |||||
| 05 | 14:51 | S 6 | 10.00 | Overcast | FEW040 SCT065 BKN090 OVC250 | 73.9 | 69.1 | 85% | 29.86 | 1010.6 | |||||||
| 05 | 13:51 | SW 9 G 21 | 10.00 | Overcast | FEW010 BKN075 OVC090 | 73 | 66.9 | 81% | 29.87 | 1010.9 | 0.02 | ||||||
| 05 | 12:51 | SW 10 | 9.00 | Light Rain | FEW030 BKN055 OVC080 | 73.9 | 69.1 | 78.1 | 70 | 85% | 29.88 | 1011.2 | 0.03 | 0.07 | |||
| 05 | 11:51 | SW 7 | 10.00 | Overcast | SCT029 BKN048 OVC250 | 75 | 66.9 | 76% | 76 | 29.89 | 1011.6 | 0.01 | |||||
| 05 | 10:51 | SW 14 G 21 | 10.00 | Overcast | FEW029 SCT040 BKN050 OVC250 | 73.9 | 64.9 | 74% | 29.9 | 1012.1 | |||||||
| 05 | 09:51 | SW 7 | 10.00 | Overcast | BKN030 BKN042 BKN070 OVC250 | 71.1 | 64.9 | 81% | 29.91 | 1012.4 | 0.03 | 0.03 | |||||
| 05 | 08:51 | SW 9 | 7.00 | Light Rain | SCT027 BKN055 BKN075 BKN130 OVC250 | 72 | 63 | 73% | 29.92 | 1012.5 | |||||||
| 05 | 07:51 | S 9 G 22 | 10.00 | Mostly Cloudy | BKN070 BKN085 BKN110 | 73.9 | 60.1 | 62% | 29.91 | 1012.1 | |||||||
| 05 | 06:51 | S 15 G 22 | 10.00 | Mostly Cloudy | SCT075 BKN100 BKN250 | 73.9 | 60.1 | 75 | 72 | 62% | 29.91 | 1012.1 | |||||
| 05 | 05:51 | S 12 G 22 | 10.00 | Mostly Cloudy | FEW050 FEW090 BKN250 | 72 | 59 | 64% | 29.91 | 1012.2 | |||||||
| 05 | 04:51 | S 8 | 10.00 | Mostly Cloudy | SCT046 BKN080 BKN250 | 73 | 57.9 | 59% | 29.92 | 1012.6 | |||||||
| 05 | 03:51 | S 9 | 10.00 | Overcast | SCT046 BKN075 OVC250 | 72 | 57 | 59% | 29.92 | 1012.7 | |||||||
| 05 | 02:51 | S 10 | 10.00 | Mostly Cloudy | SCT060 BKN250 | 73 | 57 | 57% | 29.93 | 1013.0 | |||||||
| 05 | 01:51 | S 9 | 10.00 | Mostly Cloudy | SCT060 BKN250 | 73.9 | 55.9 | 54% | 29.95 | 1013.6 | |||||||
| 05 | 00:51 | S 9 | 10.00 | Mostly Cloudy | FEW070 FEW200 BKN250 | 75 | 55 | 84.9 | 75 | 50% | 78 | 29.96 | 1014.0 | ||||
| 04 | 23:51 | S 8 G 18 | 10.00 | Mostly Cloudy | FEW070 SCT200 BKN250 | 77 | 54 | 45% | 78 | 29.97 | 1014.3 | ||||||
| 04 | 22:51 | S 8 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 78.1 | 54 | 43% | 79 | 29.99 | 1015.0 | ||||||
| 04 | 21:51 | S 8 | 10.00 | Mostly Cloudy | SCT200 BKN250 | 79 | 52 | 39% | 79 | 29.99 | 1014.8 | ||||||
| 04 | 20:51 | S 9 | 10.00 | Mostly Cloudy | BKN210 BKN250 | 81 | 52 | 37% | 80 | 29.97 | 1014.3 | ||||||
| 04 | 19:51 | S 12 G 20 | 10.00 | Mostly Cloudy | FEW075 BKN210 BKN250 | 82.9 | 52 | 34% | 82 | 29.96 | 1013.8 | ||||||
| 04 | 18:51 | S 12 G 23 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 84.9 | 51.1 | 87.1 | 82.9 | 31% | 83 | 29.96 | 1014.0 | ||||
| 04 | 17:51 | S 14 G 21 | 10.00 | Mostly Cloudy | FEW200 BKN300 | 87.1 | 50 | 28% | 84 | 29.96 | 1013.9 | ||||||
| 04 | 16:51 | SW 16 G 25 | 10.00 | Mostly Cloudy | FEW200 BKN300 | 87.1 | 48.9 | 27% | 84 | 29.97 | 1014.4 | ||||||
| 04 | 15:51 | S 13 G 25 | 10.00 | Mostly Cloudy | BKN300 | 86 | 48 | 27% | 83 | 30 | 1015.6 | ||||||
| 04 | 14:51 | S 13 G 18 | 10.00 | Mostly Cloudy | BKN300 | 86 | 46 | 25% | 83 | 30.04 | 1016.6 | ||||||
| 04 | 13:51 | S 15 G 24 | 10.00 | Mostly Cloudy | FEW200 BKN300 | 84 | 45 | 25% | 82 | 30.06 | 1017.5 | ||||||
| 04 | 12:51 | SW 16 G 26 | 10.00 | Mostly Cloudy | BKN300 | 84 | 46.9 | 84 | 66.9 | 27% | 82 | 30.08 | 1018.1 | ||||
| 04 | 11:51 | SW 10 | 10.00 | Mostly Cloudy | BKN300 | 80.1 | 51.1 | 37% | 80 | 30.11 | 1019.2 | ||||||
| 04 | 10:51 | S 15 G 22 | 10.00 | Mostly Cloudy | BKN300 | 80.1 | 48.9 | 34% | 79 | 30.13 | 1019.7 | ||||||
| 04 | 09:51 | SW 10 | 10.00 | Mostly Cloudy | BKN300 | 77 | 52 | 42% | 78 | 30.14 | 1020.2 | ||||||
| 04 | 08:51 | SW 8 | 10.00 | Mostly Cloudy | BKN300 | 75 | 50 | 42% | 78 | 30.15 | 1020.6 | ||||||
| 04 | 07:51 | SW 6 | 10.00 | Mostly Cloudy | BKN300 | 71.1 | 50 | 47% | 30.15 | 1020.7 | |||||||
| 04 | 06:51 | SW 5 | 10.00 | Mostly Cloudy | BKN300 | 66.9 | 48.9 | 66.9 | 62.1 | 53% | 30.16 | 1020.9 | |||||
| 04 | 05:51 | SW 3 | 10.00 | Mostly Cloudy | FEW200 BKN300 | 64.9 | 48 | 54% | 30.16 | 1020.9 | |||||||
| 04 | 04:51 | SW 7 | 10.00 | Partly Cloudy | SCT250 | 64 | 48 | 56% | 30.16 | 1020.7 | |||||||
| 04 | 03:51 | SW 7 | 10.00 | Mostly Cloudy | BKN250 | 64.9 | 48 | 54% | 30.16 | 1020.9 | |||||||
| 04 | 02:51 | SW 6 | 10.00 | Mostly Cloudy | BKN250 | 64 | 46.9 | 54% | 30.16 | 1021.0 | |||||||
| 04 | 01:51 | S 5 | 10.00 | Mostly Cloudy | BKN250 | 63 | 46.9 | 56% | 30.15 | 1020.7 | |||||||
| 04 | 00:51 | Calm | 10.00 | Partly Cloudy | SCT250 | 63 | 46.9 | 75.9 | 63 | 56% | 30.15 | 1020.7 | |||||
| 03 | 23:51 | Calm | 10.00 | A Few Clouds | FEW250 | 64 | 45 | 50% | 30.15 | 1020.7 | |||||||
| 03 | 22:51 | E 6 | 10.00 | A Few Clouds | FEW250 | 66 | 42.1 | 42% | 30.16 | 1021.1 | |||||||
| 03 | 20:51 | E 6 | 10.00 | Partly Cloudy | SCT250 | 70 | 41 | 35% | 30.16 | 1021.1 | |||||||
| 03 | 19:51 | E 8 | 10.00 | Mostly Cloudy | BKN250 | 73 | 42.1 | 33% | 30.17 | 1021.4 | |||||||
| 03 | 18:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 75.9 | 42.1 | 82.9 | 75.9 | 30% | 77 | 30.18 | 1021.8 | ||||
| 03 | 17:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 80.1 | 42.1 | 26% | 79 | 30.2 | 1022.3 | ||||||
| 03 | 16:51 | SE 5 | 10.00 | Mostly Cloudy | BKN250 | 82 | 39 | 22% | 80 | 30.22 | 1023.2 | ||||||
| 03 | 15:51 | Vrbl 5 | 10.00 | Partly Cloudy | SCT250 | 82 | 37.9 | 21% | 80 | 30.24 | 1023.6 | ||||||
| 03 | 14:51 | Vrbl 3 | 10.00 | Partly Cloudy | SCT250 | 81 | 36 | 20% | 79 | 30.26 | 1024.4 | ||||||
| 03 | 12:51 | E 3 | 10.00 | Mostly Cloudy | BKN250 | 78.1 | 36 | 79 | 60.1 | 22% | 78 | 30.3 | 1025.9 | ||||
| 03 | 11:51 | SE 8 | 10.00 | Mostly Cloudy | BKN250 | 78.1 | 37 | 23% | 78 | 30.32 | 1026.5 | ||||||
| 03 | 10:51 | SE 8 | 10.00 | Mostly Cloudy | BKN250 | 78.1 | 41 | 27% | 78 | 30.32 | 1026.6 | ||||||
| 03 | 09:51 | S 6 | 10.00 | Mostly Cloudy | BKN250 | 73.9 | 37.9 | 27% | 30.34 | 1027.2 | |||||||
| 03 | 08:51 | SE 3 | 10.00 | Mostly Cloudy | BKN250 | 70 | 44.1 | 39% | 30.35 | 1027.7 | |||||||
| 03 | 07:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 64 | 48 | 56% | 30.36 | 1028.0 | |||||||
| 03 | 06:51 | Calm | 10.00 | Partly Cloudy | SCT250 | 60.1 | 46 | 60.1 | 53.1 | 60% | 30.36 | 1027.8 | |||||
| 03 | 05:51 | N 3 | 10.00 | A Few Clouds | FEW250 | 54 | 44.1 | 69% | 30.36 | 1028.0 | |||||||
| 03 | 04:51 | N 5 | 10.00 | A Few Clouds | FEW250 | 54 | 43 | 67% | 30.35 | 1027.6 | |||||||
| 03 | 03:51 | N 3 | 10.00 | Fair | CLR | 55 | 43 | 64% | 30.34 | 1027.5 | |||||||
| 03 | 02:51 | N 5 | 10.00 | Fair | CLR | 55.9 | 43 | 62% | 30.34 | 1027.3 | |||||||
| 03 | 01:51 | Calm | 10.00 | Fair | CLR | 57 | 43 | 60% | 30.34 | 1027.0 | |||||||
| 03 | 00:51 | NE 5 | 10.00 | Fair | CLR | 57 | 42.1 | 71.1 | 57 | 58% | 30.31 | 1026.3 | |||||
| 02 | 23:51 | NE 5 | 10.00 | Fair | CLR | 57 | 43 | 60% | 30.32 | 1026.5 | |||||||
| 02 | 21:51 | NE 8 | 10.00 | Fair | CLR | 60.1 | 39 | 46% | 30.32 | 1026.6 | |||||||
| 02 | 20:51 | N 13 | 10.00 | A Few Clouds | FEW300 | 62.1 | 37.9 | 41% | 30.32 | 1026.5 | |||||||
| 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) | |||||||||||||||