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. | ||||||||||||||||
| 23 | 16:51 | NW 20 | 16.09 | Partly Cloudy | SCT250 | -21.7 | -32.8 | 36% | -32 | 78 | 1042.0 | ||||||
| 23 | 15:51 | NW 19 | 16.09 | Partly Cloudy | SCT250 | -20.6 | -32.2 | 35% | -30 | 77.98 | 1041.7 | ||||||
| 23 | 14:51 | NW 20 | 16.09 | A Few Clouds | FEW250 | -20.6 | -32.2 | 35% | -31 | 77.93 | 1041.0 | ||||||
| 23 | 13:51 | NW 19 G 35 | 16.09 | A Few Clouds | FEW026 FEW250 | -20.6 | -32.2 | 35% | -30 | 77.93 | 1040.8 | ||||||
| 23 | 12:51 | NW 24 G 33 | 16.09 | A Few Clouds | FEW024 FEW250 | -20.6 | -32.2 | 35% | -31 | 77.95 | 1041.2 | ||||||
| 23 | 11:51 | NW 22 | 16.09 | A Few Clouds | FEW024 FEW250 | -21.1 | -32.8 | -21.1 | -23.9 | 34% | -32 | 77.98 | 1041.7 | ||||
| 23 | 10:51 | NW 17 | 16.09 | Partly Cloudy | FEW024 SCT250 | -22.2 | -33.3 | 36% | -32 | 77.98 | 1041.7 | ||||||
| 23 | 09:51 | NW 20 | 16.09 | Partly Cloudy | FEW024 SCT250 | -23.3 | -32.8 | 41% | -34 | 77.93 | 1040.8 | ||||||
| 23 | 08:51 | NW 19 | 16.09 | Partly Cloudy | FEW022 SCT250 | -23.9 | -33.3 | 42% | -34 | 77.83 | 1039.5 | ||||||
| 23 | 07:51 | NW 31 G 43 | 16.09 | A Few Clouds | FEW022 FEW250 | -23.9 | -33.3 | 42% | -37 | 77.72 | 1038.1 | ||||||
| 23 | 06:51 | NW 19 G 33 | 16.09 | A Few Clouds | FEW022 FEW250 | -22.8 | -30.6 | 49% | -33 | 77.62 | 1036.7 | ||||||
| 23 | 05:51 | NW 31 G 41 | 16.09 | Partly Cloudy | SCT022 | -22.2 | -30 | -15 | -22.2 | 49% | -35 | 77.55 | 1035.5 | ||||
| 23 | 04:51 | NW 26 G 39 | 16.09 | Mostly Cloudy | BKN024 | -20 | -26.7 | 55% | -31 | 77.39 | 1033.5 | ||||||
| 23 | 03:51 | W 26 | 16.09 | Mostly Cloudy | BKN023 BKN250 | -18.9 | -26.1 | 53% | -30 | 77.29 | 1032.1 | ||||||
| 23 | 02:51 | NW 31 G 46 | 16.09 | Mostly Cloudy | SCT020 BKN250 | -18.3 | -25 | 56% | -30 | 77.24 | 1031.1 | ||||||
| 23 | 01:51 | W 24 G 39 | 16.09 | Mostly Cloudy | FEW025 BKN220 | -17.2 | -25 | 51% | -27 | 77.14 | 1030.0 | ||||||
| 23 | 00:51 | W 28 G 54 | 16.09 | Mostly Cloudy | BKN230 | -16.1 | -25 | 47% | -26 | 77.09 | 1029.0 | ||||||
| 22 | 23:51 | W 20 G 44 | 16.09 | Mostly Cloudy | BKN230 | -15 | -24.4 | -7.8 | -15 | 45% | -24 | 77.01 | 1028.0 | ||||
| 22 | 22:51 | W 20 G 46 | 16.09 | A Few Clouds | FEW035 | -13.3 | -24.4 | 39% | -21 | 76.94 | 1027.3 | ||||||
| 22 | 21:51 | W 33 G 61 | 16.09 | A Few Clouds and Breezy | FEW035 | -11.7 | -23.3 | 38% | -22 | 76.91 | 1026.6 | ||||||
| 22 | 20:51 | W 24 G 43 | 16.09 | Partly Cloudy | SCT035 | -10 | -17.2 | 56% | -18 | 76.84 | 1025.7 | ||||||
| 22 | 19:51 | W 20 G 37 | 16.09 | A Few Clouds | FEW040 | -9.4 | -18.9 | 46% | -17 | 76.78 | 1024.9 | ||||||
| 22 | 18:51 | W 20 G 33 | 16.09 | Fair | CLR | -8.9 | -18.3 | 47% | -16 | 76.76 | 1024.6 | ||||||
| 22 | 17:51 | W 22 G 46 | 16.09 | A Few Clouds | FEW047 | -7.8 | -18.3 | -4.4 | -7.8 | 43% | -15 | 76.71 | 1023.9 | ||||
| 22 | 16:51 | W 26 G 46 | 16.09 | A Few Clouds | FEW047 FEW250 | -7.2 | -18.3 | 41% | -15 | 76.68 | 1023.5 | ||||||
| 22 | 15:51 | W 30 G 43 | 16.09 | Partly Cloudy | SCT047 SCT250 | -6.1 | -17.2 | 41% | -14 | 76.63 | 1022.8 | ||||||
| 22 | 14:51 | W 39 G 59 | 16.09 | Partly Cloudy and Breezy | SCT047 | -5.6 | -16.1 | 44% | -14 | 76.61 | 1022.4 | ||||||
| 22 | 13:51 | W 30 G 54 | 16.09 | Partly Cloudy | SCT044 | -4.4 | -15 | 44% | -12 | 76.58 | 1021.9 | ||||||
| 22 | 12:51 | W 39 G 56 | 16.09 | A Few Clouds and Breezy | FEW039 | -5 | -14.4 | 48% | -13 | 76.58 | 1022.0 | ||||||
| 22 | 11:51 | SW 24 G 35 | 16.09 | Mostly Cloudy | BKN050 | -6.1 | -15 | -6.1 | -10 | 50% | -13 | 76.63 | 1022.8 | ||||
| 22 | 10:51 | W 19 G 39 | 16.09 | Overcast | OVC049 | -7.2 | -17.2 | 45% | -14 | 76.71 | 1023.6 | ||||||
| 22 | 09:51 | SW 15 | 16.09 | Overcast | OVC042 | -8.3 | -17.2 | 49% | -14 | 76.71 | 1023.6 | ||||||
| 22 | 08:51 | SW 19 | 16.09 | A Few Clouds | FEW030 FEW043 | -8.9 | -16.7 | 54% | -16 | 76.66 | 1023.2 | ||||||
| 22 | 07:51 | W 22 G 35 | 16.09 | Mostly Cloudy | FEW030 BKN043 | -9.4 | -16.7 | 56% | -17 | 76.66 | 1022.9 | ||||||
| 22 | 06:51 | W 22 G 46 | 16.09 | A Few Clouds | FEW030 FEW250 | -9.4 | -17.2 | 53% | -17 | 76.61 | 1022.4 | ||||||
| 22 | 05:51 | W 28 G 43 | 16.09 | A Few Clouds | FEW250 | -9.4 | -16.1 | -2.8 | -9.4 | 59% | -18 | 76.53 | 1021.4 | ||||
| 22 | 04:51 | W 22 G 39 | 16.09 | A Few Clouds | FEW250 | -9.4 | -16.1 | 59% | -17 | 76.48 | 1020.6 | ||||||
| 22 | 03:51 | W 19 | 16.09 | Fair | CLR | -9.4 | -17.8 | 51% | -16 | 76.43 | 1020.1 | ||||||
| 22 | 02:51 | W 22 G 43 | 16.09 | Fair | CLR | -8.9 | -17.8 | 49% | -16 | 76.38 | 1019.4 | ||||||
| 22 | 01:51 | W 28 G 44 | 16.09 | Fair | CLR | -7.8 | -15.6 | 54% | -16 | 76.33 | 1018.7 | ||||||
| 22 | 00:51 | W 39 G 56 | 16.09 | Mostly Cloudy and Breezy | FEW026 BKN042 | -5 | -9.4 | 72% | -13 | 76.25 | 1017.5 | ||||||
| 21 | 23:51 | W 24 G 48 | 16.09 | Overcast | BKN022 BKN038 OVC045 | -2.8 | -8.3 | -1.1 | -2.8 | 66% | -9 | 76.17 | 1016.4 | 0.08 | |||
| 21 | 22:51 | W 30 G 50 | 16.09 | Overcast | BKN022 OVC045 | -2.2 | -6.7 | 72% | -9 | 76.07 | 1015.2 | ||||||
| 21 | 21:51 | W 22 G 39 | 16.09 | Light Snow | FEW015 BKN022 OVC035 | -1.7 | -3.9 | 85% | -7 | 75.92 | 1012.9 | 0.05 | |||||
| 21 | 20:51 | W 9 | 6.44 | Light Snow Fog/Mist | FEW006 BKN025 OVC050 | -2.8 | -4.4 | 89% | -6 | 75.87 | 1012.2 | 0.03 | 0.03 | ||||
| 21 | 19:51 | SW 7 | 16.09 | Light Snow | FEW030 BKN042 OVC055 | -2.2 | -5.6 | 78% | -5 | 75.9 | 1012.5 | ||||||
| 21 | 18:51 | SW 15 | 4.02 | Light Snow Fog/Mist | BKN018 BKN031 OVC045 | -2.8 | -5.6 | 81% | -7 | 75.95 | 1013.4 | ||||||
| 21 | 17:51 | SW 11 | 16.09 | Overcast | BKN046 OVC065 | -2.8 | -8.9 | -1.7 | -3.9 | 63% | -7 | 75.97 | 1013.7 | ||||
| 21 | 16:51 | SW 17 | 16.09 | Partly Cloudy | FEW043 SCT130 SCT250 | -2.8 | -9.4 | 61% | -8 | 75.92 | 1013.0 | ||||||
| 21 | 15:51 | SW 24 G 39 | 16.09 | Overcast | FEW030 OVC047 | -2.8 | -9.4 | 61% | -9 | 75.95 | 1013.3 | ||||||
| 21 | 14:51 | W 19 G 35 | 16.09 | Overcast | FEW025 OVC048 | -3.3 | -8.9 | 66% | -9 | 75.95 | 1013.4 | ||||||
| 21 | 13:51 | W 24 G 50 | 16.09 | Overcast | OVC020 | -3.3 | -8.3 | 69% | -10 | 75.95 | 1013.3 | ||||||
| 21 | 12:51 | W 30 G 46 | 16.09 | Overcast | OVC023 | -2.8 | -7.8 | 69% | -10 | 75.92 | 1013.2 | ||||||
| 21 | 11:51 | W 24 G 39 | 16.09 | Mostly Cloudy | BKN025 | -1.7 | -7.8 | -1.1 | -2.8 | 63% | -8 | 75.95 | 1013.4 | 0.03 | |||
| 21 | 10:51 | W 17 G 30 | 16.09 | Partly Cloudy | SCT026 | -1.7 | -8.3 | 61% | -6 | 75.97 | 1013.5 | ||||||
| 21 | 09:51 | W 17 G 33 | 16.09 | A Few Clouds | FEW019 FEW035 | -2.2 | -8.3 | 63% | -7 | 75.97 | 1013.7 | ||||||
| 21 | 08:51 | W 17 | 16.09 | Mostly Cloudy | FEW021 BKN060 | -2.2 | -5.6 | 78% | -7 | 75.92 | 1013.0 | 0.03 | |||||
| 21 | 07:51 | W 11 | 16.09 | Overcast | FEW021 OVC065 | -2.8 | -6.1 | 78% | -7 | 75.9 | 1012.8 | 0.03 | |||||
| 21 | 06:51 | W 28 G 37 | 9.66 | Light Snow | OVC032 | -1.7 | -7.8 | 63% | -8 | 75.92 | 1013.1 | ||||||
| 21 | 05:51 | SW 11 | 16.09 | Overcast | BKN050 OVC070 | -2.2 | -9.4 | -2.2 | -6.1 | 58% | -6 | 75.95 | 1013.3 | 0.03 | |||
| 21 | 04:51 | S 11 | 16.09 | Overcast | OVC070 | -2.2 | -9.4 | 58% | -6 | 75.97 | 1013.7 | ||||||
| 21 | 03:51 | S 15 | 16.09 | Overcast | SCT055 OVC070 | -2.8 | -8.9 | 63% | -7 | 76.05 | 1014.9 | ||||||
| 21 | 02:51 | S 19 | 16.09 | Overcast | OVC045 | -3.9 | -10.6 | 60% | -9 | 76.12 | 1016.1 | 0.03 | |||||
| 21 | 01:51 | SE 13 | 11.27 | Light Snow | OVC036 | -5 | -9.4 | 72% | -10 | 76.3 | 1018.2 | ||||||
| 21 | 00:51 | S 11 | 3.22 | Light Snow Fog/Mist | OVC024 | -6.1 | -8.3 | 85% | -10 | 76.4 | 1019.7 | 0.03 | |||||
| 20 | 23:51 | S 19 | 4.83 | Light Snow | OVC024 | -5 | -10 | -4.4 | -7.8 | 68% | -11 | 76.48 | 1020.9 | ||||
| 20 | 22:51 | S 15 | 16.09 | Overcast | BKN039 OVC050 | -4.4 | -12.8 | 52% | -9 | 76.53 | 1021.6 | ||||||
| 20 | 21:51 | S 15 | 16.09 | Overcast | BKN055 OVC070 | -4.4 | -13.3 | 50% | -9 | 76.56 | 1022.0 | ||||||
| 20 | 20:51 | S 19 | 16.09 | Overcast | BKN055 OVC075 | -5 | -13.3 | 53% | -11 | 76.58 | 1022.3 | ||||||
| 20 | 19:51 | S 11 | 16.09 | Overcast | OVC095 | -6.1 | -13.3 | 57% | -10 | 76.66 | 1023.5 | ||||||
| 20 | 18:51 | SE 7 | 16.09 | Overcast | FEW100 OVC130 | -6.7 | -15 | 52% | -10 | 76.71 | 1024.0 | ||||||
| 20 | 17:51 | SE 7 | 16.09 | Overcast | BKN120 OVC250 | -7.8 | -16.7 | -6.7 | -10 | 49% | -11 | 76.76 | 1024.8 | ||||
| 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) | |||||||||||||||