Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
| Date | Time (cst) | 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. | ||||||||||||||||
| 06 | 11:51 | Calm | 10.00 | Overcast | OVC029 | 30.9 | 21 | 30.9 | 26.1 | 67% | 29.94 | 1014.6 | |||||
| 06 | 10:51 | NW 5 | 10.00 | Overcast | OVC028 | 30.9 | 21 | 67% | 27 | 29.95 | 1014.9 | ||||||
| 06 | 09:51 | NW 5 | 10.00 | Overcast | OVC027 | 30 | 21 | 69% | 26 | 29.93 | 1014.4 | ||||||
| 06 | 08:51 | NW 7 | 10.00 | Overcast | OVC021 | 28.9 | 21.9 | 75% | 23 | 29.92 | 1013.9 | ||||||
| 06 | 07:51 | NW 5 | 9.00 | Overcast | OVC023 | 28 | 23 | 81% | 24 | 29.9 | 1013.2 | ||||||
| 06 | 06:51 | W 5 | 9.00 | Mostly Cloudy | SCT024 BKN034 | 26.1 | 21.9 | 84% | 21 | 29.87 | 1012.3 | ||||||
| 06 | 05:51 | W 7 | 10.00 | Overcast | OVC037 | 28 | 23 | 28 | 26.1 | 81% | 22 | 29.84 | 1011.3 | ||||
| 06 | 04:51 | W 7 | 10.00 | Overcast | OVC039 | 27 | 21.9 | 81% | 20 | 29.81 | 1010.2 | ||||||
| 06 | 03:51 | W 6 | 10.00 | Mostly Cloudy | FEW016 BKN041 | 26.1 | 21 | 81% | 20 | 29.78 | 1009.3 | ||||||
| 06 | 02:51 | W 7 | 10.00 | Mostly Cloudy | BKN016 | 27 | 21.9 | 81% | 20 | 29.78 | 1009.3 | ||||||
| 06 | 01:51 | W 8 | 10.00 | Overcast | BKN030 OVC060 | 28 | 21 | 75% | 21 | 29.77 | 1008.8 | ||||||
| 06 | 00:51 | W 7 | 10.00 | Overcast | BKN030 OVC060 | 28 | 19.9 | 72% | 22 | 29.76 | 1008.7 | ||||||
| 05 | 23:51 | SW 10 | 10.00 | Overcast | FEW027 BKN037 OVC070 | 27 | 18 | 28 | 26.1 | 69% | 18 | 29.76 | 1008.7 | ||||
| 05 | 22:51 | SW 15 G 22 | 10.00 | Overcast | BKN040 OVC075 | 27 | 16 | 63% | 16 | 29.76 | 1008.8 | ||||||
| 05 | 21:51 | SW 10 | 10.00 | Overcast | BKN046 OVC075 | 26.1 | 15.1 | 63% | 17 | 29.77 | 1009.1 | ||||||
| 05 | 20:51 | SW 10 G 21 | 10.00 | Overcast | BKN060 OVC085 | 26.1 | 14 | 60% | 17 | 29.77 | 1009.2 | ||||||
| 05 | 19:51 | SW 15 G 22 | 10.00 | Overcast | BKN032 OVC070 | 27 | 14 | 58% | 16 | 29.78 | 1009.5 | ||||||
| 05 | 18:51 | SW 13 | 10.00 | Overcast | BKN035 OVC042 | 27 | 14 | 58% | 17 | 29.79 | 1009.7 | ||||||
| 05 | 17:51 | S 13 | 10.00 | Mostly Cloudy | BKN050 | 27 | 12.9 | 30 | 26.1 | 55% | 17 | 29.78 | 1009.4 | ||||
| 05 | 16:51 | S 13 | 10.00 | Mostly Cloudy | FEW075 BKN100 | 28 | 12.9 | 53% | 18 | 29.78 | 1009.5 | ||||||
| 05 | 15:51 | S 13 | 10.00 | Mostly Cloudy | BKN055 BKN140 | 28.9 | 10.9 | 47% | 19 | 29.79 | 1009.8 | ||||||
| 05 | 14:51 | SW 16 G 28 | 10.00 | Mostly Cloudy | SCT055 BKN065 | 28.9 | 10 | 45% | 18 | 29.81 | 1010.5 | ||||||
| 05 | 13:51 | SW 16 G 26 | 10.00 | Mostly Cloudy | FEW060 SCT080 BKN250 | 28.9 | 8.1 | 41% | 18 | 29.82 | 1010.9 | ||||||
| 05 | 12:51 | SW 15 G 25 | 10.00 | Mostly Cloudy | BKN060 BKN080 BKN250 | 27 | 9 | 46% | 16 | 29.86 | 1012.3 | ||||||
| 05 | 11:51 | SW 14 | 10.00 | Mostly Cloudy | FEW047 BKN080 BKN200 BKN250 | 26.1 | 9 | 26.1 | 12.9 | 48% | 15 | 29.9 | 1013.6 | ||||
| 05 | 10:51 | SW 13 G 25 | 10.00 | Mostly Cloudy | BKN047 BKN080 BKN200 | 23 | 10.9 | 60% | 12 | 29.92 | 1014.6 | ||||||
| 05 | 09:51 | SW 15 | 10.00 | Overcast | BKN042 OVC050 | 18 | 10.9 | 74% | 5 | 29.97 | 1016.0 | ||||||
| 05 | 08:51 | SW 12 | 10.00 | Overcast | BKN045 OVC200 | 17.1 | 10 | 74% | 5 | 29.98 | 1016.4 | ||||||
| 05 | 07:51 | SW 12 | 10.00 | Overcast | BKN046 OVC200 | 15.1 | 9 | 77% | 3 | 29.98 | 1016.5 | ||||||
| 05 | 06:51 | SW 8 | 10.00 | Mostly Cloudy | BKN045 BKN200 | 14 | 8.1 | 77% | 4 | 30 | 1017.1 | ||||||
| 05 | 05:51 | SW 8 | 10.00 | Mostly Cloudy | SCT040 BKN250 | 12.9 | 8.1 | 12.9 | 9 | 81% | 3 | 30.01 | 1017.5 | ||||
| 05 | 04:51 | SW 7 | 10.00 | Partly Cloudy | SCT036 SCT250 | 12 | 7 | 80% | 2 | 30.04 | 1018.6 | ||||||
| 05 | 03:51 | S 12 | 10.00 | Mostly Cloudy | BKN035 BKN250 | 12 | 7 | 80% | -1 | 30.03 | 1018.3 | ||||||
| 05 | 02:51 | SW 8 | 10.00 | A Few Clouds | FEW250 | 10 | 3.9 | 76% | -1 | 30.09 | 1020.2 | ||||||
| 05 | 01:51 | SW 6 | 10.00 | Fair | CLR | 10 | 3 | 73% | 1 | 30.1 | 1020.7 | ||||||
| 05 | 00:51 | SW 5 | 10.00 | Fair | CLR | 10 | 1 | 67% | 3 | 30.12 | 1021.4 | ||||||
| 04 | 23:51 | SW 7 | 10.00 | Fair | CLR | 10 | 1 | 17.1 | 10 | 67% | 0 | 30.15 | 1022.5 | ||||
| 04 | 22:51 | SW 6 | 10.00 | Fair | CLR | 10.9 | 1 | 64% | 2 | 30.17 | 1023.1 | ||||||
| 04 | 21:51 | SW 5 | 10.00 | Fair | CLR | 10.9 | 1 | 64% | 4 | 30.2 | 1024.0 | ||||||
| 04 | 20:51 | SW 3 | 10.00 | Fair | CLR | 12 | 1.9 | 64% | 30.23 | 1025.1 | |||||||
| 04 | 19:51 | SW 5 | 10.00 | Fair | CLR | 14 | 1 | 56% | 7 | 30.23 | 1025.2 | ||||||
| 04 | 18:51 | Calm | 10.00 | Fair | CLR | 15.1 | 3 | 59% | 30.25 | 1025.8 | |||||||
| 04 | 17:51 | Calm | 10.00 | Fair | CLR | 17.1 | -4 | 21 | 16 | 39% | 30.28 | 1026.6 | |||||
| 04 | 16:51 | Calm | 10.00 | A Few Clouds | FEW030 | 18 | -2.9 | 39% | 30.3 | 1027.3 | |||||||
| 04 | 15:51 | Calm | 10.00 | A Few Clouds | FEW033 | 19 | -5.1 | 34% | 30.3 | 1027.5 | |||||||
| 04 | 14:51 | Calm | 10.00 | A Few Clouds | FEW033 | 19.9 | -6 | 31% | 30.31 | 1027.7 | |||||||
| 04 | 13:51 | N 5 | 10.00 | A Few Clouds | FEW035 | 18 | -5.1 | 35% | 12 | 30.33 | 1028.3 | ||||||
| 04 | 12:51 | Calm | 10.00 | A Few Clouds | FEW035 | 17.1 | -8 | 32% | 30.35 | 1029.2 | |||||||
| 04 | 11:51 | Vrbl 3 | 10.00 | A Few Clouds | FEW035 | 17.1 | -5.1 | 17.1 | 7 | 37% | 30.39 | 1030.3 | |||||
| 04 | 10:51 | N 3 | 10.00 | A Few Clouds | FEW035 | 14 | -5.1 | 42% | 30.4 | 1030.6 | |||||||
| 04 | 09:51 | N 5 | 10.00 | A Few Clouds | FEW030 | 10.9 | -4 | 51% | 4 | 30.4 | 1030.9 | ||||||
| 04 | 08:51 | N 12 | 10.00 | A Few Clouds | FEW030 FEW250 | 8.1 | -4 | 57% | -6 | 30.4 | 1030.6 | ||||||
| 04 | 07:51 | N 9 | 10.00 | A Few Clouds | FEW030 FEW250 | 7 | -4 | 60% | -6 | 30.38 | 1030.2 | ||||||
| 04 | 06:51 | NW 8 | 10.00 | A Few Clouds | FEW030 FEW250 | 7 | -2.9 | 63% | -5 | 30.37 | 1029.6 | ||||||
| 04 | 05:51 | N 8 | 10.00 | A Few Clouds | FEW250 | 8.1 | -2 | 17.1 | 8.1 | 63% | -3 | 30.35 | 1028.9 | ||||
| 04 | 04:51 | N 8 | 10.00 | A Few Clouds | FEW250 | 9 | -2 | 61% | -2 | 30.33 | 1028.2 | ||||||
| 04 | 03:51 | NW 9 | 10.00 | A Few Clouds | FEW250 | 10.9 | -0 | 61% | -1 | 30.31 | 1027.5 | ||||||
| 04 | 02:51 | N 12 | 10.00 | A Few Clouds | FEW250 | 12.9 | 1 | 59% | 0 | 30.31 | 1027.4 | ||||||
| 04 | 01:51 | NW 12 | 10.00 | A Few Clouds | FEW250 | 14 | 3 | 61% | 1 | 30.29 | 1026.7 | ||||||
| 04 | 00:51 | NW 10 | 10.00 | A Few Clouds | FEW250 | 15.1 | 3.9 | 61% | 3 | 30.26 | 1025.8 | ||||||
| 03 | 23:51 | NW 14 G 21 | 10.00 | A Few Clouds | FEW250 | 16 | 5 | 28.9 | 16 | 62% | 3 | 30.23 | 1024.8 | ||||
| 03 | 22:51 | NW 13 | 10.00 | A Few Clouds | FEW250 | 19 | 8.1 | 62% | 7 | 30.22 | 1024.3 | ||||||
| 03 | 21:51 | NW 16 | 10.00 | A Few Clouds | FEW029 | 19.9 | 9 | 62% | 7 | 30.19 | 1023.4 | ||||||
| 03 | 20:51 | NW 14 G 28 | 10.00 | Overcast | OVC028 | 24.1 | 14 | 65% | 13 | 30.17 | 1022.6 | ||||||
| 03 | 19:51 | NW 9 | 7.00 | Overcast | BKN018 OVC029 | 26.1 | 18 | 71% | 18 | 30.14 | 1021.5 | ||||||
| 03 | 18:51 | NW 14 | 6.00 | Fog/Mist | BKN014 OVC021 | 27 | 21 | 78% | 16 | 30.11 | 1020.5 | ||||||
| 03 | 17:51 | NW 12 | 4.00 | Light Snow Fog/Mist | FEW007 BKN012 OVC021 | 28.9 | 25 | 30 | 27 | 85% | 20 | 30.07 | 1019.0 | 0.03 | |||
| 03 | 16:51 | SW 6 | 2.50 | Light Snow Fog/Mist | BKN010 BKN023 OVC055 | 30 | 27 | 88% | 25 | 30.04 | 1018.0 | 0.01 | |||||
| 03 | 15:51 | SW 7 | 1.75 | Light Snow Fog/Mist | SCT008 BKN014 OVC021 | 28.9 | 27 | 92% | 23 | 30.02 | 1017.6 | ||||||
| 03 | 14:51 | SW 6 | 3.00 | Light Snow Fog/Mist | BKN015 BKN022 OVC036 | 28.9 | 26.1 | 89% | 23 | 30 | 1016.9 | 0.02 | |||||
| 03 | 13:51 | SW 6 | 2.00 | Light Snow Fog/Mist | FEW010 BKN017 OVC023 | 28.9 | 25 | 85% | 23 | 29.98 | 1016.2 | 0.01 | |||||
| 03 | 12:51 | SW 8 | 1.00 | Light Snow Fog/Mist | SCT009 OVC016 | 28 | 25 | 88% | 21 | 29.97 | 1015.8 | 0.01 | |||||
| Date | Time (cst) | 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) | |||||||||||||||