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. | ||||||||||||||||
| 31 | 10:51 | SW 18 G 26 | 7.00 | Thunderstorm Light Rain | SCT049CB BKN100 OVC250 | 63 | 57.9 | 84% | 29.76 | 1007.6 | 0.07 | ||||||
| 31 | 09:51 | SW 16 G 30 | 10.00 | Mostly Cloudy | FEW050 SCT190 BKN250 | 68 | 55 | 63% | 29.75 | 1006.9 | |||||||
| 31 | 07:51 | SW 18 G 28 | 10.00 | Overcast | FEW050 SCT110 BKN160 OVC250 | 66 | 55 | 68% | 29.75 | 1006.9 | |||||||
| 31 | 06:51 | S 18 G 25 | 10.00 | Overcast | FEW080 BKN160 OVC250 | 66 | 54 | 68 | 66 | 65% | 29.76 | 1007.1 | |||||
| 31 | 05:51 | S 13 | 10.00 | Overcast | FEW090 BKN150 OVC250 | 66 | 55.9 | 70% | 29.74 | 1006.6 | |||||||
| 31 | 04:51 | SW 10 | 10.00 | Overcast | SCT080 BKN150 OVC250 | 66.9 | 55.9 | 68% | 29.78 | 1007.8 | |||||||
| 31 | 03:51 | SW 16 G 26 | 10.00 | Overcast | FEW060 SCT150 OVC250 | 68 | 55.9 | 65% | 29.79 | 1008.3 | |||||||
| 31 | 02:51 | SW 14 G 28 | 10.00 | Mostly Cloudy | FEW150 BKN250 | 68 | 55.9 | 65% | 29.76 | 1007.4 | |||||||
| 31 | 01:51 | S 17 G 25 | 10.00 | Mostly Cloudy | BKN250 | 68 | 57 | 68% | 29.76 | 1007.1 | |||||||
| 31 | 00:51 | S 13 G 25 | 10.00 | Partly Cloudy | FEW050 SCT250 | 68 | 57.9 | 79 | 64 | 70% | 29.75 | 1006.9 | 0.02 | ||||
| 30 | 23:51 | S 16 G 26 | 10.00 | Overcast | FEW050 SCT070 BKN090 OVC250 | 66.9 | 59 | 76% | 29.75 | 1007.2 | 0.01 | ||||||
| 30 | 22:51 | SW 21 G 33 | 9.00 | Thunderstorm Light Rain and Breezy | FEW050CB SCT075 BKN140 OVC250 | 70 | 60.1 | 71% | 29.76 | 1007.4 | 0.01 | ||||||
| 30 | 21:51 | S 21 G 32 | 10.00 | Overcast and Breezy | SCT075 BKN140 OVC250 | 73.9 | 57.9 | 57% | 29.74 | 1006.8 | |||||||
| 30 | 20:51 | S 15 G 28 | 10.00 | Mostly Cloudy | FEW120 SCT170 BKN250 | 75.9 | 55 | 48% | 78 | 29.72 | 1006.3 | ||||||
| 30 | 19:51 | S 17 G 32 | 10.00 | Mostly Cloudy | FEW170 BKN250 | 77 | 54 | 45% | 78 | 29.7 | 1005.4 | ||||||
| 30 | 18:51 | SW 14 G 26 | 10.00 | Mostly Cloudy | FEW055 FEW150 BKN300 | 79 | 54 | 81 | 73.9 | 42% | 79 | 29.71 | 1005.9 | ||||
| 30 | 17:51 | SW 21 G 31 | 10.00 | Mostly Cloudy and Breezy | FEW060 BKN300 | 80.1 | 53.1 | 39% | 80 | 29.72 | 1006.1 | ||||||
| 30 | 16:51 | SW 16 G 28 | 10.00 | Partly Cloudy | FEW060 SCT300 | 80.1 | 53.1 | 39% | 80 | 29.74 | 1006.9 | ||||||
| 30 | 15:51 | SW 15 G 31 | 10.00 | Partly Cloudy | FEW055 SCT300 | 80.1 | 53.1 | 39% | 80 | 29.76 | 1007.6 | ||||||
| 30 | 14:51 | SW 18 G 29 | 10.00 | Mostly Cloudy | FEW055 BKN300 | 78.1 | 52 | 40% | 79 | 29.79 | 1008.7 | ||||||
| 30 | 13:51 | SW 13 G 24 | 10.00 | A Few Clouds | FEW300 | 77 | 52 | 42% | 78 | 29.82 | 1009.5 | ||||||
| 30 | 12:51 | SW 13 G 22 | 10.00 | A Few Clouds | FEW080 FEW300 | 73.9 | 50 | 73.9 | 54 | 43% | 29.86 | 1010.9 | |||||
| 30 | 11:51 | SW 16 G 23 | 10.00 | A Few Clouds | FEW080 | 72 | 48.9 | 44% | 29.89 | 1011.9 | |||||||
| 30 | 10:51 | SW 17 G 23 | 10.00 | A Few Clouds | FEW250 | 68 | 46.9 | 47% | 29.89 | 1012.0 | |||||||
| 30 | 09:51 | S 13 G 24 | 10.00 | Mostly Cloudy | SCT085 BKN250 | 63 | 45 | 52% | 29.91 | 1012.9 | |||||||
| 30 | 07:51 | SW 9 | 10.00 | Overcast | OVC080 | 55.9 | 41 | 57% | 29.93 | 1013.5 | |||||||
| 30 | 06:51 | S 7 | 10.00 | Mostly Cloudy | BKN070 BKN250 | 54 | 39.9 | 54 | 50 | 59% | 29.93 | 1013.6 | |||||
| 30 | 05:51 | SW 9 | 10.00 | A Few Clouds | FEW070 FEW250 | 53.1 | 37.9 | 57% | 29.94 | 1013.6 | |||||||
| 30 | 04:51 | SW 7 | 10.00 | A Few Clouds | FEW150 | 53.1 | 37 | 55% | 29.94 | 1013.8 | |||||||
| 30 | 03:51 | S 7 | 10.00 | A Few Clouds | FEW150 | 52 | 36 | 55% | 29.94 | 1013.9 | |||||||
| 30 | 02:51 | S 6 | 10.00 | Partly Cloudy | SCT150 | 50 | 33.1 | 52% | 48 | 29.96 | 1014.5 | ||||||
| 30 | 01:51 | Calm | 10.00 | Fair | CLR | 51.1 | 32 | 48% | 29.98 | 1015.1 | |||||||
| 30 | 00:51 | S 5 | 10.00 | Fair | CLR | 52 | 32 | 61 | 52 | 47% | 29.98 | 1015.3 | |||||
| 29 | 23:51 | S 7 | 10.00 | Fair | CLR | 53.1 | 32 | 45% | 30 | 1015.8 | |||||||
| 29 | 22:51 | S 6 | 10.00 | A Few Clouds | FEW055 | 55 | 30.9 | 40% | 30.02 | 1016.8 | |||||||
| 29 | 21:51 | SW 6 | 10.00 | Mostly Cloudy | SCT050 BKN250 | 57 | 30.9 | 37% | 30.03 | 1017.0 | |||||||
| 29 | 20:51 | S 9 G 18 | 10.00 | Overcast | BKN043 BKN055 OVC250 | 59 | 30 | 33% | 30.03 | 1017.0 | |||||||
| 29 | 19:51 | SW 14 G 21 | 10.00 | Overcast | BKN048 BKN060 OVC250 | 60.1 | 28 | 30% | 30.02 | 1016.7 | |||||||
| 29 | 18:51 | SW 13 G 20 | 10.00 | Overcast | BKN045 BKN060 OVC250 | 61 | 27 | 63 | 61 | 27% | 30.02 | 1016.8 | |||||
| 29 | 17:51 | SW 15 G 23 | 10.00 | Overcast | SCT050 BKN065 OVC250 | 62.1 | 26.1 | 25% | 30.02 | 1016.6 | |||||||
| 29 | 16:51 | S 14 G 24 | 10.00 | Overcast | BKN070 OVC250 | 62.1 | 26.1 | 25% | 30.03 | 1017.2 | |||||||
| 29 | 15:51 | S 14 G 23 | 10.00 | Mostly Cloudy | SCT065 BKN080 BKN250 | 63 | 25 | 24% | 30.06 | 1018.1 | |||||||
| 29 | 14:51 | SW 14 G 22 | 10.00 | Overcast | OVC070 | 62.1 | 23 | 22% | 30.09 | 1019.0 | |||||||
| 29 | 13:51 | SW 15 G 26 | 10.00 | Mostly Cloudy | BKN080 BKN200 BKN250 | 62.1 | 21 | 21% | 30.11 | 1019.6 | |||||||
| 29 | 12:51 | S 15 G 23 | 10.00 | Mostly Cloudy | BKN090 BKN200 BKN250 | 60.1 | 24.1 | 60.1 | 41 | 25% | 30.14 | 1020.7 | |||||
| 29 | 11:51 | S 16 G 22 | 10.00 | Mostly Cloudy | BKN100 BKN250 | 57.9 | 25 | 28% | 30.16 | 1021.5 | |||||||
| 29 | 10:51 | SW 15 | 10.00 | Mostly Cloudy | BKN100 BKN250 | 54 | 25 | 33% | 30.19 | 1022.5 | |||||||
| 29 | 09:51 | SW 13 G 24 | 10.00 | Mostly Cloudy | BKN110 BKN250 | 50 | 26.1 | 39% | 46 | 30.2 | 1022.9 | ||||||
| 29 | 08:51 | SW 15 | 10.00 | Mostly Cloudy | BKN110 BKN250 | 46 | 26.1 | 46% | 40 | 30.21 | 1023.5 | ||||||
| 29 | 07:51 | S 12 | 10.00 | Mostly Cloudy | BKN110 BKN250 | 43 | 27 | 53% | 37 | 30.22 | 1023.6 | ||||||
| 29 | 05:51 | S 9 | 10.00 | Mostly Cloudy | FEW120 SCT210 BKN250 | 41 | 28 | 60% | 36 | 30.23 | 1024.2 | ||||||
| 29 | 04:51 | SW 7 | 10.00 | Mostly Cloudy | FEW120 BKN210 BKN250 | 41 | 28.9 | 62% | 37 | 30.24 | 1024.4 | ||||||
| 29 | 03:51 | SW 7 | 10.00 | Mostly Cloudy | SCT110 SCT220 BKN250 | 41 | 28.9 | 62% | 37 | 30.26 | 1025.0 | ||||||
| 29 | 01:51 | SW 7 | 10.00 | Overcast | BKN200 OVC250 | 43 | 28 | 56% | 39 | 30.28 | 1025.9 | ||||||
| 29 | 00:51 | SW 10 | 10.00 | Overcast | FEW110 SCT200 OVC250 | 44.1 | 28 | 48 | 43 | 53% | 39 | 30.29 | 1026.2 | ||||
| 28 | 23:51 | S 13 | 10.00 | Mostly Cloudy | FEW110 BKN250 | 44.1 | 27 | 51% | 38 | 30.29 | 1026.1 | ||||||
| 28 | 22:51 | S 12 | 10.00 | Mostly Cloudy | FEW110 BKN250 | 44.1 | 27 | 51% | 39 | 30.29 | 1026.3 | ||||||
| 28 | 21:51 | S 12 G 22 | 10.00 | Mostly Cloudy | SCT100 BKN250 | 45 | 26.1 | 48% | 40 | 30.3 | 1026.8 | ||||||
| 28 | 20:51 | S 10 | 10.00 | Mostly Cloudy | BKN100 BKN250 | 46 | 25 | 44% | 42 | 30.33 | 1027.5 | ||||||
| 28 | 19:51 | SW 13 G 20 | 10.00 | Mostly Cloudy | BKN100 BKN250 | 46.9 | 23 | 39% | 42 | 30.33 | 1027.8 | ||||||
| 28 | 18:51 | S 13 | 10.00 | Mostly Cloudy | BKN110 BKN250 | 48 | 21.9 | 48 | 41 | 36% | 43 | 30.34 | 1028.2 | ||||
| 28 | 17:51 | SW 14 G 23 | 10.00 | Mostly Cloudy | BKN120 BKN250 | 48 | 21 | 34% | 43 | 30.37 | 1028.9 | ||||||
| 28 | 16:51 | SW 16 G 23 | 10.00 | Mostly Cloudy | BKN120 BKN250 | 46.9 | 19 | 33% | 41 | 30.4 | 1030.1 | ||||||
| 28 | 15:51 | SW 14 | 10.00 | Partly Cloudy | FEW120 FEW170 SCT250 | 46.9 | 19 | 33% | 42 | 30.43 | 1031.1 | ||||||
| 28 | 14:51 | SW 13 G 20 | 10.00 | Partly Cloudy | FEW170 SCT250 | 45 | 18 | 34% | 39 | 30.49 | 1033.0 | ||||||
| 28 | 13:51 | SW 13 G 21 | 10.00 | Partly Cloudy | FEW180 SCT250 | 43 | 16 | 34% | 37 | 30.52 | 1034.2 | ||||||
| 28 | 12:51 | SW 7 G 20 | 10.00 | Mostly Cloudy | SCT170 BKN250 | 41 | 14 | 41 | 25 | 33% | 37 | 30.57 | 1035.9 | ||||
| 28 | 11:51 | SW 9 | 10.00 | Mostly Cloudy | BKN170 BKN250 | 37.9 | 12 | 34% | 32 | 30.6 | 1036.9 | ||||||
| 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) | |||||||||||||||