Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cst) | 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. | ||||||||||||||||
| 06 | 09:51 | N 24 G 37 | 16.09 | Overcast | OVC012 | 1.1 | -1.7 | 82% | -4 | 75.64 | 1009.2 | ||||||
| 06 | 08:51 | N 30 G 43 | 14.48 | Overcast | OVC013 | 0.6 | -1.7 | 85% | -5 | 75.51 | 1007.6 | ||||||
| 06 | 07:51 | N 24 | 11.27 | Overcast | BKN012 OVC036 | 0.6 | -1.7 | 85% | -5 | 75.39 | 1005.8 | ||||||
| 06 | 06:51 | NW 13 | 9.66 | Light Snow Fog/Mist | BKN013 OVC028 | 0 | -1.7 | 88% | -4 | 75.29 | 1004.5 | ||||||
| 06 | 05:51 | W 9 | 8.05 | Light Snow Fog/Mist | BKN024 OVC070 | -1.1 | -2.8 | -0.6 | -1.7 | 88% | -4 | 75.23 | 1003.7 | 0.03 | 0.05 | ||
| 06 | 04:51 | SW 7 | 3.22 | Light Snow Fog/Mist | BKN028 OVC055 | -1.1 | -2.8 | 88% | -3 | 75.21 | 1003.5 | 0.03 | |||||
| 06 | 03:51 | SW 9 | 12.87 | Overcast | BKN050 OVC070 | -0.6 | -3.3 | 82% | -3 | 75.23 | 1003.6 | ||||||
| 06 | 02:51 | SW 11 | 11.27 | Overcast | BKN011 OVC100 | -1.1 | -3.3 | 85% | -5 | 75.26 | 1004.1 | ||||||
| 06 | 01:51 | SW 11 | 12.87 | Overcast | OVC012 | -1.7 | -3.9 | 85% | -5 | 75.39 | 1005.7 | ||||||
| 06 | 00:51 | SW 13 | 12.87 | Overcast | OVC014 | -1.7 | -4.4 | 82% | -6 | 75.39 | 1006.0 | ||||||
| 05 | 23:51 | SW 9 | 12.87 | Overcast | OVC016 | -1.7 | -4.4 | -1.7 | -1.7 | 82% | -5 | 75.49 | 1007.3 | ||||
| 05 | 22:51 | SW 13 | 12.87 | Overcast | OVC016 | -1.7 | -5 | 78% | -6 | 75.57 | 1008.3 | ||||||
| 05 | 21:51 | SW 15 | 16.09 | Overcast | OVC021 | -1.7 | -5 | 78% | -6 | 75.67 | 1009.6 | ||||||
| 05 | 20:51 | SW 15 | 16.09 | Overcast | OVC026 | -1.7 | -5.6 | 75% | -6 | 75.69 | 1010.1 | ||||||
| 05 | 19:51 | S 13 | 16.09 | Overcast | OVC028 | -1.7 | -6.1 | 72% | -6 | 75.69 | 1010.2 | ||||||
| 05 | 18:51 | S 20 G 31 | 16.09 | Overcast | OVC028 | -1.7 | -6.1 | 72% | -7 | 75.69 | 1010.1 | ||||||
| 05 | 17:51 | S 17 G 35 | 16.09 | Overcast | OVC029 | -1.7 | -6.1 | -0.6 | -3.3 | 72% | -6 | 75.74 | 1010.8 | ||||
| 05 | 16:51 | SW 17 | 16.09 | Overcast | OVC029 | -1.1 | -6.1 | 69% | -6 | 75.77 | 1010.9 | ||||||
| 05 | 15:51 | SW 19 G 30 | 16.09 | Overcast | OVC028 | -0.6 | -6.1 | 67% | -5 | 75.77 | 1011.0 | ||||||
| 05 | 14:51 | SW 20 G 41 | 16.09 | Overcast | FEW033 BKN043 OVC080 | -0.6 | -6.7 | 64% | -6 | 75.79 | 1011.3 | ||||||
| 05 | 13:51 | S 28 G 44 | 16.09 | Mostly Cloudy | FEW029 SCT055 BKN080 | -1.7 | -7.2 | 66% | -8 | 75.79 | 1011.2 | ||||||
| 05 | 12:51 | SW 19 | 16.09 | Light Snow | BKN029 OVC065 | -2.2 | -8.3 | 63% | -7 | 75.97 | 1013.7 | ||||||
| 05 | 11:51 | SW 17 | 16.09 | Overcast | OVC029 | -3.3 | -8.9 | -3.3 | -7.2 | 66% | -8 | 76.05 | 1014.9 | ||||
| 05 | 10:51 | SW 19 | 16.09 | Overcast | FEW017 OVC027 | -4.4 | -8.9 | 71% | -10 | 76.15 | 1016.1 | ||||||
| 05 | 09:51 | S 17 | 12.87 | Light Snow | OVC030 | -5 | -9.4 | 72% | -10 | 76.25 | 1017.6 | ||||||
| 05 | 08:51 | SW 9 | 12.87 | Light Snow | OVC021 | -5.6 | -10.6 | 68% | -9 | 76.33 | 1018.8 | ||||||
| 05 | 07:51 | SW 11 | 16.09 | Overcast | BKN060 OVC075 | -6.1 | -11.1 | 68% | -10 | 76.38 | 1019.5 | ||||||
| 05 | 06:51 | SW 13 | 16.09 | Overcast | SCT070 BKN090 OVC110 | -6.7 | -11.1 | 71% | -12 | 76.43 | 1019.9 | ||||||
| 05 | 05:51 | S 13 | 16.09 | Overcast | BKN130 OVC250 | -7.2 | -12.2 | -7.2 | -9.4 | 68% | -12 | 76.48 | 1020.8 | ||||
| 05 | 04:51 | SW 11 | 16.09 | Overcast | BKN150 OVC250 | -7.2 | -12.2 | 68% | -12 | 76.58 | 1021.8 | ||||||
| 05 | 03:51 | SW 13 | 16.09 | Overcast | SCT150 OVC250 | -8.3 | -11.1 | 80% | -14 | 76.66 | 1023.1 | ||||||
| 05 | 02:51 | SW 9 | 16.09 | Mostly Cloudy | BKN250 | -8.3 | -11.1 | 80% | -12 | 76.68 | 1023.5 | ||||||
| 05 | 01:51 | SW 9 | 16.09 | Partly Cloudy | SCT250 | -8.9 | -11.7 | 80% | -13 | 76.76 | 1024.4 | ||||||
| 05 | 00:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | -8.9 | -12.2 | 77% | -12 | 76.86 | 1025.8 | ||||||
| 04 | 23:51 | SW 7 | 16.09 | A Few Clouds | FEW250 | -8.9 | -12.2 | -3.9 | -8.9 | 77% | -12 | 76.89 | 1026.2 | ||||
| 04 | 22:51 | S 7 | 16.09 | A Few Clouds | FEW250 | -8.3 | -12.2 | 74% | -12 | 76.89 | 1026.3 | ||||||
| 04 | 21:51 | Calm | 16.09 | A Few Clouds | FEW250 | -7.8 | -11.7 | 74% | 76.99 | 1027.4 | |||||||
| 04 | 20:51 | NW 7 | 16.09 | Partly Cloudy | FEW085 SCT250 | -6.7 | -12.2 | 65% | -10 | 77.06 | 1028.4 | ||||||
| 04 | 19:51 | NW 9 | 16.09 | A Few Clouds | FEW085 FEW250 | -5.6 | -11.7 | 63% | -9 | 77.06 | 1028.5 | ||||||
| 04 | 18:51 | SW 6 | 16.09 | A Few Clouds | FEW031 | -5 | -10 | 68% | 77.09 | 1028.9 | |||||||
| 04 | 17:51 | Calm | 16.09 | Partly Cloudy | SCT031 | -3.9 | -10 | -2.8 | -4.4 | 63% | 77.11 | 1029.1 | |||||
| 04 | 16:51 | Calm | 16.09 | Partly Cloudy | SCT028 | -3.3 | -10 | 60% | 77.09 | 1028.8 | |||||||
| 04 | 15:51 | Calm | 16.09 | Mostly Cloudy | BKN027 | -2.8 | -10 | 58% | 77.06 | 1028.4 | |||||||
| 04 | 14:51 | NE 6 | 16.09 | Mostly Cloudy | BKN026 | -2.8 | -9.4 | 61% | 77.09 | 1028.8 | |||||||
| 04 | 13:51 | N 9 | 16.09 | Overcast | FEW022 OVC026 | -3.3 | -9.4 | 63% | -7 | 77.09 | 1029.0 | ||||||
| 04 | 12:51 | N 7 | 16.09 | Overcast | OVC024 | -3.9 | -10 | 63% | -7 | 77.11 | 1029.3 | ||||||
| 04 | 11:51 | N 11 | 16.09 | Overcast | FEW018 OVC024 | -4.4 | -10 | -4.4 | -6.7 | 65% | -8 | 77.22 | 1030.4 | ||||
| 04 | 10:51 | N 15 | 16.09 | Light Snow | FEW018 OVC024 | -4.4 | -10 | 65% | -9 | 77.24 | 1030.9 | ||||||
| 04 | 09:51 | NW 11 | 16.09 | Light Snow | FEW018 OVC024 | -5 | -10.6 | 65% | -9 | 77.22 | 1030.6 | ||||||
| 04 | 08:51 | N 15 | 16.09 | Overcast | OVC024 | -6.1 | -10.6 | 71% | -11 | 77.19 | 1030.2 | ||||||
| 04 | 07:51 | NW 11 | 16.09 | Overcast | OVC024 | -6.1 | -10.6 | 71% | -10 | 77.17 | 1029.7 | ||||||
| 04 | 06:51 | NW 9 | 16.09 | Overcast | OVC023 | -6.7 | -11.1 | 71% | -11 | 77.09 | 1028.9 | ||||||
| 04 | 05:51 | N 9 | 16.09 | Overcast | OVC022 | -6.7 | -11.1 | -6.7 | -9.4 | 71% | -11 | 77.09 | 1028.6 | ||||
| 04 | 04:51 | N 9 | 16.09 | Overcast | OVC021 | -7.2 | -11.7 | 71% | -11 | 77.06 | 1028.5 | ||||||
| 04 | 03:51 | NW 6 | 16.09 | Mostly Cloudy | BKN021 | -7.8 | -11.7 | 74% | 77.04 | 1028.2 | |||||||
| 04 | 02:51 | NW 9 | 16.09 | Mostly Cloudy | BKN022 | -8.3 | -12.2 | 74% | -12 | 77.04 | 1028.2 | ||||||
| 04 | 01:51 | N 6 | 16.09 | Mostly Cloudy | BKN024 | -8.9 | -13.3 | 71% | 77.04 | 1028.1 | |||||||
| 04 | 00:51 | N 13 | 16.09 | Mostly Cloudy | BKN023 | -8.9 | -12.8 | 74% | -14 | 76.99 | 1027.6 | ||||||
| 03 | 23:51 | N 11 | 16.09 | Mostly Cloudy | BKN023 | -8.3 | -12.2 | -3.9 | -8.3 | 74% | -13 | 77.01 | 1027.9 | ||||
| 03 | 22:51 | N 15 | 16.09 | Mostly Cloudy | BKN023 | -6.7 | -11.1 | 71% | -12 | 77.01 | 1027.9 | ||||||
| 03 | 21:51 | N 19 | 16.09 | Mostly Cloudy | BKN023 | -6.1 | -11.1 | 68% | -12 | 76.99 | 1027.5 | ||||||
| 03 | 20:51 | N 11 | 16.09 | Partly Cloudy | SCT027 | -7.2 | -11.7 | 71% | -12 | 76.96 | 1027.1 | ||||||
| 03 | 19:51 | N 20 | 16.09 | Partly Cloudy | SCT026 | -5.6 | -11.1 | 66% | -12 | 76.94 | 1026.8 | ||||||
| 03 | 18:51 | N 20 | 16.09 | Mostly Cloudy | BKN026 | -4.4 | -9.4 | 68% | -10 | 76.91 | 1026.3 | ||||||
| 03 | 17:51 | N 22 | 16.09 | Overcast | OVC027 | -3.9 | -8.9 | -1.7 | -3.9 | 69% | -10 | 76.86 | 1025.9 | ||||
| 03 | 16:51 | NE 24 | 16.09 | Overcast | OVC027 | -3.9 | -8.3 | 72% | -10 | 76.81 | 1025.3 | ||||||
| 03 | 15:51 | NE 22 | 16.09 | Overcast | OVC028 | -2.8 | -7.8 | 69% | -9 | 76.76 | 1024.5 | ||||||
| 03 | 14:51 | NE 15 | 16.09 | Mostly Cloudy | BKN026 | -2.2 | -7.8 | 66% | -7 | 76.73 | 1024.0 | ||||||
| 03 | 13:51 | NE 20 | 16.09 | Mostly Cloudy | BKN028 | -2.2 | -8.9 | 60% | -8 | 76.71 | 1023.6 | ||||||
| 03 | 12:51 | N 13 | 16.09 | A Few Clouds | FEW028 | -2.2 | -11.1 | 51% | -6 | 76.73 | 1024.0 | ||||||
| 03 | 11:51 | N 6 | 16.09 | A Few Clouds | FEW028 | -3.3 | -12.2 | -3.3 | -8.9 | 51% | 76.76 | 1024.5 | |||||
| 03 | 10:51 | N 9 | 16.09 | A Few Clouds | FEW100 | -5 | -12.2 | 57% | -9 | 76.78 | 1024.7 | ||||||
| Date | Time (cst) | 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) | |||||||||||||||