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. | ||||||||||||||||
| 02 | 16:51 | NW 6 | 10.00 | Light Snow | OVC020 | 26.1 | 18 | 71% | 20 | 30.11 | 1020.7 | ||||||
| 02 | 15:51 | NW 9 | 10.00 | Light Snow | OVC021 | 26.1 | 18 | 71% | 18 | 30.1 | 1020.1 | ||||||
| 02 | 14:51 | W 7 | 8.00 | Light Snow | OVC022 | 26.1 | 19.9 | 78% | 19 | 30.08 | 1019.7 | ||||||
| 02 | 13:51 | NW 9 | 10.00 | Light Snow | OVC018 | 27 | 19.9 | 75% | 19 | 30.07 | 1019.3 | ||||||
| 02 | 12:51 | W 8 | 7.00 | Light Snow | SCT018 OVC024 | 27 | 19.9 | 75% | 19 | 30.07 | 1019.4 | ||||||
| 02 | 11:51 | W 7 | 3.00 | Light Snow | OVC014 | 26.1 | 19.9 | 27 | 21.9 | 78% | 19 | 30.08 | 1019.7 | ||||
| 02 | 10:51 | W 7 | 6.00 | Light Snow | OVC012 | 26.1 | 21 | 81% | 19 | 30.09 | 1020.0 | ||||||
| 02 | 09:51 | W 6 | 4.00 | Light Snow Fog/Mist | OVC009 | 25 | 21 | 85% | 19 | 30.08 | 1019.7 | ||||||
| 02 | 08:51 | W 7 | 5.00 | Fog/Mist | OVC006 | 24.1 | 21 | 88% | 17 | 30.08 | 1019.4 | ||||||
| 02 | 07:51 | SW 8 | 4.00 | Fog/Mist | OVC006 | 23 | 19.9 | 88% | 15 | 30.07 | 1019.3 | ||||||
| 02 | 06:51 | W 7 | 7.00 | Overcast | OVC005 | 23 | 19.9 | 88% | 16 | 30.06 | 1018.9 | ||||||
| 02 | 05:51 | SW 8 | 6.00 | Light Freezing Drizzle Fog/Mist | OVC006 | 21.9 | 19 | 21.9 | 21.9 | 89% | 13 | 30.05 | 1018.7 | ||||
| 02 | 04:51 | SW 7 | 7.00 | Light Freezing Drizzle | OVC008 | 21.9 | 19 | 89% | 14 | 30.05 | 1018.6 | ||||||
| 02 | 03:51 | SW 7 | 6.00 | Light Freezing Drizzle Fog/Mist | OVC008 | 21.9 | 18 | 85% | 14 | 30.05 | 1018.6 | ||||||
| 02 | 02:51 | SW 12 | 7.00 | Light Freezing Drizzle | BKN008 OVC012 | 21.9 | 18 | 85% | 11 | 30.06 | 1018.7 | ||||||
| 02 | 01:51 | SW 13 | 8.00 | Light Freezing Drizzle Snow | BKN010 OVC021 | 21.9 | 17.1 | 82% | 11 | 30.06 | 1018.8 | ||||||
| 02 | 00:51 | SW 10 | 8.00 | Light Snow | BKN013 OVC024 | 21.9 | 16 | 78% | 12 | 30.06 | 1019.0 | ||||||
| 01 | 23:51 | SW 14 G 20 | 7.00 | Light Snow Snow Pellets | BKN015 BKN021 OVC038 | 21.9 | 15.1 | 25 | 21.9 | 75% | 10 | 30.07 | 1019.3 | ||||
| 01 | 22:51 | SW 13 G 23 | 10.00 | Light Snow | BKN020 OVC041 | 21.9 | 14 | 71% | 11 | 30.08 | 1019.7 | ||||||
| 01 | 21:51 | SW 12 | 10.00 | Overcast | SCT039 OVC060 | 23 | 12.9 | 65% | 13 | 30.1 | 1020.2 | ||||||
| 01 | 20:51 | S 13 G 21 | 10.00 | Overcast | BKN040 OVC060 | 23 | 12.9 | 65% | 12 | 30.1 | 1020.6 | ||||||
| 01 | 19:51 | S 16 | 10.00 | Overcast | FEW030 BKN055 OVC070 | 24.1 | 12.9 | 62% | 12 | 30.11 | 1021.0 | ||||||
| 01 | 18:51 | S 13 | 10.00 | Overcast | SCT033 BKN047 OVC090 | 24.1 | 12.9 | 62% | 13 | 30.13 | 1021.6 | ||||||
| 01 | 17:51 | S 10 | 10.00 | Mostly Cloudy | BKN038 BKN120 | 25 | 12.9 | 28 | 24.1 | 60% | 16 | 30.13 | 1021.5 | ||||
| 01 | 16:51 | S 10 | 10.00 | A Few Clouds | FEW100 FEW250 | 27 | 12 | 53% | 18 | 30.13 | 1021.4 | ||||||
| 01 | 15:51 | S 12 G 20 | 10.00 | A Few Clouds | FEW130 FEW250 | 28 | 10.9 | 49% | 19 | 30.13 | 1021.4 | ||||||
| 01 | 14:51 | SW 9 G 20 | 10.00 | Mostly Cloudy | SCT130 BKN250 | 27 | 10.9 | 51% | 19 | 30.15 | 1022.0 | ||||||
| 01 | 13:51 | SW 13 | 10.00 | Mostly Cloudy | BKN250 | 27 | 9 | 46% | 17 | 30.17 | 1022.9 | ||||||
| 01 | 12:51 | SW 10 | 10.00 | Mostly Cloudy | BKN250 | 26.1 | 8.1 | 46% | 17 | 30.21 | 1024.0 | ||||||
| 01 | 11:51 | SW 12 | 10.00 | Partly Cloudy | SCT250 | 25 | 7 | 25 | 7 | 46% | 15 | 30.24 | 1025.0 | ||||
| 01 | 10:51 | S 8 | 10.00 | Partly Cloudy | SCT250 | 23 | 8.1 | 53% | 15 | 30.25 | 1025.5 | ||||||
| 01 | 09:51 | S 6 | 10.00 | A Few Clouds | FEW250 | 19.9 | 8.1 | 60% | 13 | 30.28 | 1026.5 | ||||||
| 01 | 08:51 | SW 5 | 10.00 | A Few Clouds | FEW250 | 15.1 | 8.1 | 74% | 9 | 30.29 | 1027.0 | ||||||
| 01 | 07:51 | Calm | 9.00 | A Few Clouds | FEW250 | 10 | 6.1 | 84% | 30.29 | 1027.0 | |||||||
| 01 | 06:51 | SE 3 | 10.00 | A Few Clouds | FEW025 | 8.1 | 3.9 | 83% | 30.3 | 1027.5 | |||||||
| 01 | 05:51 | SW 3 | 10.00 | A Few Clouds | FEW025 | 9 | 5 | 18 | 9 | 84% | 30.31 | 1027.6 | |||||
| 01 | 04:51 | W 5 | 10.00 | A Few Clouds | FEW025 | 10 | 6.1 | 84% | 3 | 30.32 | 1028.0 | ||||||
| 01 | 03:51 | NW 3 | 10.00 | A Few Clouds | FEW025 | 12 | 7 | 80% | 30.33 | 1028.2 | |||||||
| 01 | 02:51 | NW 6 | 10.00 | A Few Clouds | FEW025 | 12.9 | 7 | 77% | 5 | 30.34 | 1028.6 | ||||||
| 01 | 01:51 | NW 6 | 10.00 | A Few Clouds | FEW025 | 14 | 8.1 | 77% | 6 | 30.34 | 1028.7 | ||||||
| 01 | 00:51 | NW 6 | 10.00 | A Few Clouds | FEW025 | 16 | 9 | 74% | 8 | 30.35 | 1028.8 | ||||||
| 31 | 23:51 | NW 7 | 10.00 | Mostly Cloudy | BKN025 | 18 | 10 | 21 | 18 | 71% | 10 | 30.36 | 1029.2 | ||||
| 31 | 22:51 | NW 12 | 10.00 | Mostly Cloudy | BKN025 | 18 | 10 | 71% | 6 | 30.38 | 1030.0 | ||||||
| 31 | 21:51 | NW 10 | 10.00 | Overcast | OVC025 | 19 | 10 | 68% | 8 | 30.39 | 1030.3 | ||||||
| 31 | 20:51 | NW 13 | 10.00 | Overcast | OVC025 | 19 | 10 | 68% | 7 | 30.39 | 1030.4 | ||||||
| 31 | 19:51 | NW 9 | 10.00 | Mostly Cloudy | BKN027 | 19.9 | 12 | 71% | 10 | 30.39 | 1030.2 | ||||||
| 31 | 18:51 | N 9 | 10.00 | A Few Clouds | FEW030 | 19.9 | 10 | 65% | 10 | 30.39 | 1030.3 | ||||||
| 31 | 17:51 | N 10 | 10.00 | A Few Clouds | FEW030 | 21 | 10.9 | 25 | 21 | 65% | 11 | 30.39 | 1030.3 | ||||
| 31 | 16:51 | N 14 | 10.00 | Partly Cloudy | SCT030 | 24.1 | 12.9 | 62% | 13 | 30.39 | 1030.3 | ||||||
| 31 | 15:51 | N 20 | 10.00 | Mostly Cloudy | BKN029 | 25 | 14 | 63% | 12 | 30.39 | 1030.2 | ||||||
| 31 | 14:51 | N 14 | 10.00 | Mostly Cloudy | BKN029 BKN034 | 25 | 14 | 63% | 14 | 30.38 | 1030.1 | ||||||
| 31 | 13:51 | N 14 | 10.00 | Mostly Cloudy | FEW021 BKN027 BKN038 | 25 | 15.1 | 66% | 14 | 30.38 | 1030.0 | ||||||
| 31 | 12:51 | NW 15 | 10.00 | Light Snow | BKN021 OVC034 | 23 | 14 | 68% | 11 | 30.38 | 1030.2 | ||||||
| 31 | 11:51 | N 16 | 10.00 | Light Snow | BKN021 OVC032 | 21.9 | 12.9 | 21.9 | 12.9 | 68% | 9 | 30.39 | 1030.5 | ||||
| 31 | 10:51 | N 15 G 23 | 10.00 | Mostly Cloudy | SCT021 BKN028 BKN050 | 21 | 12 | 68% | 8 | 30.39 | 1030.6 | ||||||
| 31 | 09:51 | NW 14 G 23 | 10.00 | Light Snow | BKN018 OVC034 | 19 | 10.9 | 71% | 6 | 30.39 | 1030.5 | ||||||
| 31 | 08:51 | NW 13 | 9.00 | Light Snow | OVC016 | 17.1 | 10 | 74% | 5 | 30.39 | 1030.4 | ||||||
| 31 | 07:51 | NW 14 | 9.00 | Light Snow | BKN014 OVC034 | 16 | 10 | 77% | 3 | 30.38 | 1029.9 | ||||||
| 31 | 05:51 | NW 16 G 22 | 10.00 | Overcast | BKN018 OVC070 | 12.9 | 6.1 | 12.9 | 10.9 | 74% | -2 | 30.37 | 1029.7 | ||||
| 31 | 04:51 | NW 14 | 10.00 | Overcast | BKN020 BKN035 OVC075 | 12.9 | 6.1 | 74% | -1 | 30.37 | 1029.8 | ||||||
| 31 | 03:51 | NW 12 | 9.00 | Overcast | FEW024 BKN036 OVC080 | 12.9 | 6.1 | 74% | 0 | 30.38 | 1030.0 | ||||||
| 31 | 02:51 | NW 13 G 22 | 3.00 | Light Snow | BKN034 OVC080 | 12 | 5 | 73% | -2 | 30.39 | 1030.3 | ||||||
| 31 | 01:51 | NW 13 G 21 | 10.00 | Mostly Cloudy | FEW030 BKN080 BKN120 | 12 | 1.9 | 64% | -2 | 30.4 | 1030.9 | ||||||
| 31 | 00:51 | NW 13 | 10.00 | Mostly Cloudy | FEW030 BKN120 BKN180 | 10.9 | 1 | 64% | -3 | 30.4 | 1031.0 | ||||||
| 30 | 23:51 | NW 13 | 10.00 | Mostly Cloudy | FEW030 SCT080 BKN180 | 10.9 | 1.9 | 17.1 | 10.9 | 67% | -3 | 30.42 | 1031.4 | ||||
| 30 | 22:51 | NW 14 G 25 | 10.00 | Mostly Cloudy | FEW060 SCT070 BKN100 | 12 | 3 | 67% | -2 | 30.42 | 1031.6 | ||||||
| 30 | 21:51 | N 13 G 23 | 10.00 | Mostly Cloudy | SCT075 BKN100 | 12.9 | 1 | 59% | -1 | 30.43 | 1032.0 | ||||||
| 30 | 20:51 | N 13 | 10.00 | Mostly Cloudy | SCT080 BKN110 | 12 | -0 | 58% | -2 | 30.44 | 1032.2 | ||||||
| 30 | 19:51 | NW 14 G 23 | 10.00 | Mostly Cloudy | BKN120 | 12.9 | 1 | 59% | -1 | 30.43 | 1031.9 | ||||||
| 30 | 17:51 | N 16 | 1.50 | Light Snow Fog/Mist | SCT018 BKN027 OVC040 | 17.1 | 10.9 | 18 | 16 | 77% | 3 | 30.41 | 1031.2 | 0.09 | |||
| 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) | |||||||||||||||