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. | ||||||||||||||||
| 15 | 16:51 | N 30 | 2.41 | Heavy Rain Fog/Mist | BKN017 OVC023 | 3.9 | 3.3 | 96% | -1 | 74.42 | 992.6 | 0.46 | |||||
| 15 | 15:51 | S 28 G 54 | 16.09 | Overcast | BKN030 OVC036 | 16.7 | 11.7 | 73% | 74.27 | 990.3 | 0.03 | 0.08 | |||||
| 15 | 14:51 | S 31 G 56 | 14.48 | Light Rain | SCT026 BKN037 OVC048 | 15.6 | 11.7 | 78% | 74.3 | 990.8 | 0.03 | ||||||
| 15 | 13:51 | S 28 G 50 | 14.48 | Light Rain | SCT026 OVC037 | 15 | 11.1 | 78% | 74.42 | 992.2 | 0.03 | ||||||
| 15 | 12:51 | S 28 G 48 | 16.09 | Overcast | FEW027 BKN036 OVC044 | 14.4 | 10.6 | 14.4 | 3.3 | 78% | 74.5 | 993.4 | 0.3 | ||||
| 15 | 11:51 | S 26 G 37 | 16.09 | Overcast | BKN032 OVC075 | 12.2 | 10 | 87% | 74.6 | 994.8 | 0.3 | ||||||
| 15 | 10:51 | S 22 G 46 | 16.09 | Light Rain | OVC080 | 12.8 | 6.7 | 67% | 74.65 | 995.4 | |||||||
| 15 | 09:51 | S 24 G 41 | 16.09 | Overcast | FEW060 SCT140 OVC250 | 11.7 | 2.8 | 55% | 74.7 | 996.3 | |||||||
| 15 | 08:51 | SE 13 | 16.09 | Overcast | FEW100 BKN150 OVC250 | 7.2 | -1.1 | 56% | 5 | 74.8 | 997.6 | ||||||
| 15 | 07:51 | E 11 | 16.09 | Overcast | FEW100 BKN140 OVC250 | 4.4 | -2.2 | 63% | 2 | 74.98 | 1000.0 | ||||||
| 15 | 06:51 | E 11 | 16.09 | Mostly Cloudy | SCT150 BKN250 | 3.3 | -2.8 | 3.9 | 2.2 | 65% | 1 | 75.08 | 1001.7 | ||||
| 15 | 05:51 | NE 11 | 16.09 | Partly Cloudy | SCT200 | 3.3 | -2.8 | 65% | 1 | 75.23 | 1003.7 | ||||||
| 15 | 04:51 | E 17 | 16.09 | Mostly Cloudy | BKN110 | 3.3 | -2.8 | 65% | -0 | 75.36 | 1005.3 | ||||||
| 15 | 03:51 | E 15 | 16.09 | Mostly Cloudy | BKN110 | 2.8 | -2.8 | 67% | -1 | 75.51 | 1007.4 | ||||||
| 15 | 02:51 | E 22 | 16.09 | Overcast | OVC085 | 2.8 | -3.3 | 65% | -2 | 75.64 | 1009.1 | ||||||
| 15 | 01:51 | NE 17 | 16.09 | Overcast | OVC080 | 2.2 | -2.8 | 70% | -2 | 75.79 | 1011.0 | ||||||
| 15 | 00:51 | E 19 | 16.09 | Overcast | OVC075 | 2.2 | -3.3 | 2.2 | 0.6 | 67% | -2 | 75.87 | 1012.2 | ||||
| 14 | 23:51 | E 17 | 16.09 | Overcast | OVC070 | 2.2 | -3.3 | 67% | -2 | 75.95 | 1013.2 | ||||||
| 14 | 22:51 | E 19 | 16.09 | Overcast | OVC075 | 1.7 | -3.3 | 70% | -2 | 76.1 | 1015.2 | ||||||
| 14 | 21:51 | E 24 | 16.09 | Overcast | BKN060 OVC080 | 1.7 | -2.8 | 72% | -3 | 76.17 | 1016.3 | ||||||
| 14 | 20:51 | E 24 | 16.09 | Overcast | FEW010 OVC060 | 1.7 | -2.8 | 72% | -3 | 76.25 | 1017.2 | ||||||
| 14 | 19:51 | E 20 | 16.09 | Overcast | SCT010 OVC065 | 0.6 | -1.7 | 85% | -4 | 76.25 | 1017.3 | ||||||
| 14 | 18:51 | E 24 G 33 | 16.09 | Overcast | OVC009 | 0.6 | -1.1 | 2.8 | 0.6 | 89% | -5 | 76.35 | 1018.6 | 0.03 | |||
| 14 | 17:51 | E 19 | 14.48 | Light Snow | BKN010 OVC014 | 0.6 | -1.7 | 85% | -4 | 76.4 | 1019.3 | ||||||
| 14 | 16:51 | E 15 | 4.83 | Light Snow Fog/Mist | SCT010 BKN016 OVC029 | 1.1 | -1.1 | 85% | -3 | 76.48 | 1020.3 | 0.03 | |||||
| 14 | 15:51 | E 19 | 11.27 | Light Snow | BKN016 OVC023 | 1.1 | -2.8 | 76% | -3 | 76.5 | 1020.7 | ||||||
| 14 | 14:51 | E 15 | 11.27 | Light Snow | SCT017 OVC028 | 1.7 | -2.8 | 72% | -2 | 76.56 | 1021.2 | ||||||
| 14 | 13:51 | E 11 | 14.48 | Light Snow | FEW032 BKN075 OVC085 | 2.2 | -5.6 | 57% | -1 | 76.61 | 1022.0 | ||||||
| 14 | 12:51 | E 15 | 16.09 | Overcast | FEW032 OVC080 | 2.2 | -6.1 | 2.2 | -1.7 | 55% | -1 | 76.66 | 1022.5 | ||||
| 14 | 11:51 | SE 17 | 16.09 | Overcast | FEW030 BKN080 OVC250 | 1.7 | -6.1 | 57% | -2 | 76.71 | 1023.3 | ||||||
| 14 | 10:51 | E 15 | 16.09 | Overcast | FEW030 SCT110 OVC250 | 2.2 | -6.7 | 52% | -1 | 76.71 | 1023.2 | ||||||
| 14 | 09:51 | E 17 | 16.09 | Overcast | FEW030 SCT100 BKN140 OVC250 | 1.1 | -6.7 | 56% | -3 | 76.68 | 1022.9 | ||||||
| 14 | 08:51 | E 9 | 16.09 | Mostly Cloudy | FEW030 SCT130 BKN170 BKN250 | 0.6 | -6.7 | 58% | -2 | 76.71 | 1023.3 | ||||||
| 14 | 07:51 | E 9 | 16.09 | Mostly Cloudy | SCT150 BKN180 BKN250 | 0 | -7.2 | 59% | -3 | 76.66 | 1022.5 | ||||||
| 14 | 06:51 | N 13 | 16.09 | Mostly Cloudy | SCT140 BKN250 | -1.7 | -7.8 | 0.6 | -2.2 | 63% | -6 | 76.63 | 1022.2 | ||||
| 14 | 05:51 | N 9 | 16.09 | Mostly Cloudy | SCT190 BKN250 | -1.7 | -7.8 | 63% | -5 | 76.58 | 1021.7 | ||||||
| 14 | 04:51 | N 9 | 16.09 | Mostly Cloudy | FEW120 BKN180 | -1.1 | -7.8 | 61% | -4 | 76.56 | 1021.1 | ||||||
| 14 | 03:51 | N 9 | 16.09 | Mostly Cloudy | FEW120 BKN180 | -1.1 | -7.2 | 64% | -4 | 76.5 | 1020.7 | ||||||
| 14 | 02:51 | NW 11 | 16.09 | Mostly Cloudy | FEW120 BKN200 | -0.6 | -7.8 | 59% | -4 | 76.56 | 1021.1 | ||||||
| 14 | 01:51 | NW 13 | 16.09 | Mostly Cloudy | FEW120 BKN200 | 0 | -7.8 | 56% | -4 | 76.5 | 1020.4 | ||||||
| 14 | 00:51 | NW 11 | 16.09 | Mostly Cloudy | FEW120 BKN180 BKN250 | 0.6 | -8.3 | 6.1 | 0 | 52% | -2 | 76.43 | 1019.5 | ||||
| 13 | 23:51 | NW 20 | 16.09 | Partly Cloudy | SCT120 SCT250 | 0.6 | -8.3 | 52% | -4 | 76.38 | 1018.9 | ||||||
| 13 | 22:51 | NW 22 | 16.09 | A Few Clouds | FEW250 | 1.1 | -8.3 | 50% | -4 | 76.3 | 1017.9 | ||||||
| 13 | 21:51 | NW 20 | 16.09 | A Few Clouds | FEW250 | 1.7 | -7.8 | 50% | -3 | 76.25 | 1017.1 | ||||||
| 13 | 19:51 | NW 30 G 50 | 16.09 | Mostly Cloudy | FEW150 BKN250 | 5.6 | -8.9 | 35% | 1 | 76 | 1013.7 | ||||||
| 13 | 18:51 | W 22 G 39 | 16.09 | A Few Clouds | FEW055 FEW170 | 6.1 | -6.7 | 8.3 | 6.1 | 40% | 3 | 75.87 | 1011.9 | ||||
| 13 | 17:51 | W 33 G 61 | 16.09 | A Few Clouds and Breezy | FEW055 FEW250 | 7.8 | -6.1 | 37% | 4 | 75.77 | 1010.3 | ||||||
| 13 | 16:51 | W 30 G 70 | 16.09 | Partly Cloudy | SCT055 | 7.8 | -6.1 | 37% | 4 | 75.64 | 1008.8 | ||||||
| 13 | 15:51 | W 44 G 85 | 16.09 | Partly Cloudy and Windy | SCT055 | 7.8 | -6.1 | 37% | 3 | 75.54 | 1007.5 | ||||||
| 13 | 14:51 | W 50 G 85 | 16.09 | Partly Cloudy and Windy | SCT050 | 8.3 | -5 | 39% | 4 | 75.41 | 1005.7 | ||||||
| 13 | 13:51 | W 41 G 81 | 16.09 | Partly Cloudy and Breezy | SCT050 | 7.8 | -5 | 40% | 3 | 75.31 | 1004.3 | ||||||
| 13 | 12:51 | W 41 G 85 | 16.09 | Mostly Cloudy and Breezy | BKN049 | 6.7 | -5 | 8.3 | 3.3 | 43% | 2 | 75.21 | 1003.0 | ||||
| 13 | 11:51 | W 26 G 70 | 16.09 | Mostly Cloudy | BKN042 | 5 | -4.4 | 51% | 1 | 75.11 | 1001.8 | ||||||
| 13 | 10:51 | W 43 G 72 | 16.09 | Overcast and Windy | OVC033 | 3.3 | -3.9 | 60% | -3 | 75.01 | 1000.5 | ||||||
| 13 | 09:51 | W 46 G 89 | 16.09 | Overcast and Windy | OVC033 | 3.3 | -3.9 | 60% | -3 | 74.93 | 999.2 | ||||||
| 13 | 08:51 | W 52 G 81 | 16.09 | Overcast and Windy | OVC034 | 3.3 | -3.3 | 62% | -3 | 74.83 | 998.0 | ||||||
| 13 | 07:51 | W 44 G 87 | 16.09 | Mostly Cloudy and Windy | BKN036 BKN055 | 4.4 | -3.9 | 55% | -1 | 74.8 | 997.5 | ||||||
| 13 | 06:51 | SW 43 G 80 | 16.09 | Partly Cloudy and Windy | FEW032 SCT048 | 7.2 | -1.1 | 7.2 | 3.9 | 56% | 2 | 74.6 | 994.9 | 0.1 | |||
| 13 | 05:51 | S 41 G 72 | 16.09 | Partly Cloudy and Breezy | FEW070 SCT250 | 6.7 | -1.7 | 55% | 2 | 74.63 | 995.2 | ||||||
| 13 | 04:51 | S 43 G 67 | 16.09 | Mostly Cloudy and Windy | SCT070 BKN120 BKN250 | 6.1 | -1.7 | 58% | 1 | 74.73 | 996.3 | ||||||
| 13 | 03:51 | S 35 G 57 | 16.09 | Overcast and Breezy | FEW024 OVC055 | 5.6 | 0.6 | 71% | 1 | 74.98 | 999.9 | 0.1 | |||||
| 13 | 02:51 | S 30 G 50 | 16.09 | Overcast | BKN024 OVC045 | 4.4 | 1.1 | 79% | -0 | 75.18 | 1002.8 | 0.1 | |||||
| 13 | 01:51 | S 52 G 83 | 16.09 | Light Rain and Windy | OVC028 | 5 | -0.6 | 67% | -1 | 75.41 | 1005.7 | ||||||
| 13 | 00:51 | S 39 G 63 | 16.09 | Overcast and Breezy | BKN070 OVC085 | 6.1 | -3.3 | 6.1 | 4.4 | 51% | 1 | 75.49 | 1006.9 | ||||
| 12 | 23:51 | S 26 G 48 | 16.09 | Overcast | BKN070 OVC080 | 6.1 | -3.9 | 49% | 2 | 75.72 | 1009.7 | ||||||
| 12 | 22:51 | S 20 | 16.09 | Overcast | OVC095 | 5.6 | -4.4 | 49% | 2 | 75.9 | 1012.1 | ||||||
| 12 | 21:51 | SE 22 | 16.09 | Overcast | OVC090 | 5 | -4.4 | 51% | 1 | 76 | 1013.7 | ||||||
| 12 | 20:51 | SE 19 | 16.09 | Overcast | FEW045 OVC100 | 4.4 | -3.3 | 58% | 1 | 76.12 | 1015.4 | ||||||
| 12 | 19:51 | S 15 | 16.09 | Overcast | SCT075 OVC090 | 6.1 | -5.6 | 43% | 3 | 76.2 | 1016.4 | ||||||
| 12 | 18:51 | SW 20 | 16.09 | Overcast | OVC095 | 6.1 | -5.6 | 7.2 | 5 | 43% | 3 | 76.2 | 1016.4 | ||||
| 12 | 17:51 | SW 20 G 31 | 16.09 | Overcast | SCT110 OVC250 | 6.7 | -6.7 | 38% | 3 | 76.23 | 1016.6 | ||||||
| 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) | |||||||||||||||