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. | ||||||||||||||||
| 27 | 06:51 | SE 11 | 8.05 | Fog/Mist | OVC009 | 3.3 | 1.7 | 89% | 1 | 76.2 | 1016.3 | ||||||
| 27 | 05:51 | E 11 | 11.27 | Overcast | OVC009 | 3.3 | 1.7 | 3.9 | 3.3 | 89% | 1 | 76.2 | 1016.3 | ||||
| 27 | 04:51 | E 7 | 11.27 | Overcast | OVC009 | 3.3 | 1.1 | 86% | 2 | 76.17 | 1016.1 | ||||||
| 27 | 03:51 | E 7 | 12.87 | Overcast | OVC009 | 3.3 | 1.1 | 86% | 2 | 76.17 | 1016.0 | ||||||
| 27 | 02:51 | E 7 | 12.87 | Overcast | OVC009 | 3.3 | 1.1 | 86% | 2 | 76.17 | 1015.9 | ||||||
| 27 | 01:51 | E 9 | 12.87 | Overcast | OVC009 | 3.3 | 1.1 | 86% | 1 | 76.12 | 1015.5 | ||||||
| 27 | 00:51 | E 7 | 12.87 | Overcast | OVC010 | 3.3 | 1.1 | 86% | 2 | 76.1 | 1014.9 | ||||||
| 26 | 23:51 | Calm | 14.48 | Overcast | OVC010 | 3.9 | 1.1 | 5.6 | 3.9 | 82% | 76.1 | 1014.8 | |||||
| 26 | 22:51 | NE 13 | 16.09 | Overcast | OVC011 | 3.9 | 1.7 | 86% | 1 | 76.07 | 1014.7 | ||||||
| 26 | 21:51 | N 11 | 16.09 | Overcast | OVC013 | 4.4 | 1.1 | 79% | 2 | 76.02 | 1013.9 | ||||||
| 26 | 20:51 | NW 7 | 16.09 | Overcast | OVC013 | 4.4 | 1.7 | 83% | 3 | 76.02 | 1013.9 | ||||||
| 26 | 19:51 | NW 9 | 16.09 | Overcast | OVC014 | 5 | 2.2 | 82% | 3 | 76 | 1013.5 | ||||||
| 26 | 18:51 | NW 15 | 16.09 | Overcast | OVC014 | 5.6 | 2.2 | 79% | 3 | 75.92 | 1012.5 | ||||||
| 26 | 17:51 | NW 15 | 16.09 | Overcast | OVC014 | 5.6 | 2.8 | 8.3 | 5.6 | 82% | 3 | 75.87 | 1012.0 | ||||
| 26 | 16:51 | NW 15 | 16.09 | Overcast | OVC016 | 6.7 | 2.8 | 76% | 4 | 75.79 | 1011.0 | ||||||
| 26 | 15:51 | NW 13 | 16.09 | Overcast | OVC014 | 6.7 | 3.3 | 79% | 4 | 75.72 | 1009.8 | ||||||
| 26 | 14:51 | NW 17 | 16.09 | Overcast | OVC013 | 7.2 | 3.9 | 80% | 5 | 75.64 | 1008.6 | ||||||
| 26 | 13:51 | NW 17 | 16.09 | Overcast | OVC014 | 7.8 | 4.4 | 79% | 5 | 75.51 | 1007.1 | ||||||
| 26 | 12:51 | NW 20 G 31 | 16.09 | Overcast | BKN014 OVC022 | 7.8 | 5 | 83% | 5 | 75.46 | 1006.4 | ||||||
| 26 | 11:51 | NW 20 G 35 | 16.09 | Overcast | BKN011 OVC024 | 7.8 | 5.6 | 8.3 | 4.4 | 86% | 5 | 75.41 | 1005.6 | 0.05 | |||
| 26 | 10:51 | NW 20 G 31 | 12.87 | Overcast | BKN009 OVC020 | 8.3 | 7.2 | 93% | 5 | 75.39 | 1005.4 | ||||||
| 26 | 09:51 | W 9 | 2.41 | Fog/Mist | OVC003 | 7.8 | 7.2 | 96% | 6 | 75.34 | 1004.7 | ||||||
| 26 | 08:51 | W 6 | 2.01 | Fog/Mist | OVC003 | 6.1 | 6.1 | 100% | 75.31 | 1004.3 | 0.05 | ||||||
| 26 | 07:51 | W 6 | 1.21 | Light Drizzle Fog/Mist | OVC002 | 5.6 | 5 | 96% | 75.29 | 1003.9 | |||||||
| 26 | 06:51 | S 6 | 1.61 | Light Drizzle Fog/Mist | OVC002 | 5 | 4.4 | 96% | 75.31 | 1004.3 | 0.05 | ||||||
| 26 | 05:51 | S 7 | 1.61 | Light Drizzle Fog/Mist | OVC002 | 4.4 | 3.9 | 5 | 4.4 | 97% | 3 | 75.39 | 1005.5 | ||||
| 26 | 04:51 | SE 15 | 2.01 | Light Drizzle Fog/Mist | OVC004 | 4.4 | 3.3 | 93% | 1 | 75.39 | 1005.5 | ||||||
| 26 | 03:51 | SE 20 | 9.66 | Light Drizzle Fog/Mist | OVC008 | 4.4 | 2.2 | 86% | 1 | 75.46 | 1006.4 | ||||||
| 26 | 02:51 | SE 19 | 12.87 | Overcast | SCT008 OVC010 | 4.4 | 1.7 | 83% | 1 | 75.59 | 1008.2 | ||||||
| 26 | 01:51 | SE 22 G 33 | 16.09 | Overcast | OVC013 | 5 | 0.6 | 73% | 1 | 75.72 | 1009.9 | ||||||
| 26 | 00:51 | S 13 | 16.09 | Light Drizzle | OVC015 | 5 | -1.1 | 65% | 2 | 75.82 | 1011.3 | ||||||
| 25 | 23:51 | SE 20 | 16.09 | Overcast | OVC017 | 5 | -2.2 | 6.1 | 5 | 60% | 1 | 75.87 | 1012.1 | ||||
| 25 | 22:51 | SE 19 | 16.09 | Overcast | OVC018 | 5.6 | -2.8 | 55% | 2 | 76 | 1013.7 | ||||||
| 25 | 21:51 | SE 15 | 16.09 | Overcast | BKN022 OVC040 | 5.6 | -1.7 | 60% | 3 | 76.07 | 1014.7 | ||||||
| 25 | 20:51 | SE 28 G 41 | 16.09 | Overcast | FEW026 OVC036 | 5.6 | -1.7 | 60% | 1 | 76.17 | 1015.9 | ||||||
| 25 | 19:51 | E 24 G 37 | 16.09 | Overcast | OVC029 | 6.1 | -1.1 | 60% | 2 | 76.28 | 1017.5 | ||||||
| 25 | 18:51 | E 19 | 16.09 | Overcast | OVC029 | 5.6 | -0.6 | 65% | 2 | 76.35 | 1018.3 | ||||||
| 25 | 17:51 | E 19 | 16.09 | Overcast | OVC029 | 5 | 0 | 5.6 | 3.9 | 70% | 2 | 76.35 | 1018.4 | ||||
| 25 | 16:51 | E 15 | 16.09 | Overcast | FEW014 OVC032 | 4.4 | 0 | 73% | 1 | 76.35 | 1018.6 | ||||||
| 25 | 15:51 | NE 24 | 16.09 | Overcast | FEW014 BKN036 OVC250 | 3.9 | 0 | 76% | -0 | 76.43 | 1019.2 | ||||||
| 25 | 14:51 | NE 20 | 16.09 | Overcast | FEW016 BKN036 OVC250 | 4.4 | 0.6 | 77% | 1 | 76.48 | 1020.1 | ||||||
| 25 | 13:51 | NE 17 | 16.09 | Mostly Cloudy | FEW016 FEW035 BKN250 | 5 | 0.6 | 73% | 2 | 76.48 | 1020.1 | ||||||
| 25 | 12:51 | NE 20 | 16.09 | Overcast | FEW017 OVC220 | 5 | 0 | 70% | 1 | 76.5 | 1020.5 | ||||||
| 25 | 11:51 | NE 22 | 16.09 | Overcast | FEW017 OVC230 | 5.6 | 0.6 | 5.6 | 3.9 | 71% | 2 | 76.56 | 1021.1 | ||||
| 25 | 10:51 | E 24 G 35 | 16.09 | Overcast | BKN015 OVC250 | 5 | 1.1 | 76% | 1 | 76.63 | 1022.3 | ||||||
| 25 | 09:51 | NE 22 | 9.66 | Fog/Mist | OVC008 | 4.4 | 2.2 | 86% | 0 | 76.68 | 1022.8 | ||||||
| 25 | 08:51 | NE 26 | 8.05 | Fog/Mist | OVC009 | 4.4 | 2.2 | 86% | 0 | 76.66 | 1022.4 | ||||||
| 25 | 07:51 | NE 19 | 8.05 | Fog/Mist | BKN008 OVC022 | 4.4 | 2.2 | 86% | 1 | 76.58 | 1021.6 | ||||||
| 25 | 06:51 | NE 22 | 11.27 | Overcast | SCT009 OVC025 | 3.9 | 2.2 | 89% | -0 | 76.56 | 1021.2 | ||||||
| 25 | 05:51 | NE 22 | 12.87 | Mostly Cloudy | BKN024 BKN250 | 4.4 | 0.6 | 5 | 2.2 | 77% | 0 | 76.48 | 1019.9 | ||||
| 25 | 04:51 | NE 7 | 11.27 | Mostly Cloudy | FEW040 BKN250 | 2.8 | 1.1 | 89% | 1 | 76.4 | 1019.2 | ||||||
| 25 | 03:51 | N 9 | 9.66 | Fog/Mist | SCT010 OVC045 | 4.4 | 2.2 | 86% | 2 | 76.4 | 1018.9 | ||||||
| 25 | 02:51 | NE 17 | 16.09 | Overcast | OVC005 | 4.4 | 2.8 | 89% | 1 | 76.4 | 1019.0 | ||||||
| 25 | 01:51 | NE 17 | 16.09 | Overcast | OVC010 | 5 | 1.7 | 79% | 2 | 76.38 | 1018.8 | ||||||
| 25 | 00:51 | N 9 | 16.09 | Overcast | OVC010 | 5 | 1.7 | 79% | 3 | 76.33 | 1017.9 | ||||||
| 24 | 23:51 | N 9 | 16.09 | Overcast | OVC010 | 5.6 | 1.7 | 7.8 | 5 | 76% | 4 | 76.33 | 1018.0 | ||||
| 24 | 22:51 | N 7 | 16.09 | Overcast | OVC012 | 5.6 | 2.8 | 82% | 4 | 76.35 | 1018.2 | ||||||
| 24 | 21:51 | Calm | 16.09 | Overcast | OVC013 | 6.1 | 2.2 | 76% | 76.33 | 1017.9 | |||||||
| 24 | 20:51 | Calm | 16.09 | Overcast | OVC015 | 6.1 | 1.7 | 74% | 76.35 | 1018.3 | |||||||
| 24 | 19:51 | SE 6 | 16.09 | Light Rain | OVC018 | 5.6 | 1.1 | 73% | 76.4 | 1019.0 | |||||||
| 24 | 18:51 | E 9 | 16.09 | Overcast | OVC017 | 6.1 | -0.6 | 63% | 4 | 76.45 | 1019.7 | ||||||
| 24 | 17:51 | NE 9 | 16.09 | Overcast | OVC019 | 7.2 | -0.6 | 58% | 6 | 76.45 | 1019.7 | ||||||
| 24 | 16:51 | E 9 | 16.09 | Overcast | BKN025 BKN060 OVC200 | 7.2 | -1.7 | 54% | 6 | 76.45 | 1019.8 | ||||||
| 24 | 15:51 | SE 9 | 16.09 | Overcast | SCT050 BKN190 OVC250 | 7.2 | -1.7 | 54% | 6 | 76.5 | 1020.5 | ||||||
| 24 | 14:51 | SE 13 | 16.09 | Mostly Cloudy | FEW200 BKN250 | 7.8 | -2.8 | 47% | 6 | 76.53 | 1020.7 | ||||||
| 24 | 13:51 | SE 17 | 16.09 | Overcast | OVC230 | 7.8 | -1.7 | 51% | 5 | 76.53 | 1020.6 | ||||||
| 24 | 12:51 | S 19 | 16.09 | Overcast | OVC230 | 7.2 | -1.7 | 54% | 4 | 76.63 | 1022.1 | ||||||
| 24 | 11:51 | S 19 | 16.09 | Overcast | OVC220 | 5.6 | -1.1 | 5.6 | 0.6 | 62% | 2 | 76.76 | 1024.0 | ||||
| 24 | 10:51 | SE 13 | 16.09 | Overcast | OVC230 | 5 | -1.1 | 65% | 2 | 76.89 | 1025.7 | ||||||
| 24 | 09:51 | SE 15 | 16.09 | Mostly Cloudy | FEW012 BKN250 | 4.4 | -0.6 | 70% | 1 | 76.94 | 1026.3 | ||||||
| 24 | 08:51 | E 17 | 16.09 | Overcast | FEW012 OVC250 | 3.3 | 0.6 | 83% | -0 | 76.96 | 1026.8 | ||||||
| 24 | 07:51 | E 15 | 16.09 | Overcast | BKN011 OVC250 | 3.3 | 1.1 | 86% | 0 | 76.96 | 1026.6 | ||||||
| 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) | |||||||||||||||