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. | ||||||||||||||||
| 08 | 06:51 | SE 8 | 10.00 | Mostly Cloudy | SCT013 SCT100 BKN160 | 21 | 16 | 81% | 12 | 30.33 | 1028.1 | ||||||
| 08 | 05:51 | SE 8 | 10.00 | Partly Cloudy | FEW012 FEW100 SCT160 | 21 | 16 | 23 | 21 | 81% | 12 | 30.32 | 1027.7 | ||||
| 08 | 04:51 | SE 8 | 10.00 | Overcast | FEW012 BKN100 OVC140 | 23 | 18 | 81% | 15 | 30.3 | 1027.2 | ||||||
| 08 | 03:51 | E 9 | 10.00 | Overcast | FEW012 OVC120 | 23 | 18 | 81% | 14 | 30.3 | 1027.0 | ||||||
| 08 | 02:51 | E 7 | 10.00 | Overcast | SCT012 OVC110 | 23 | 18 | 81% | 16 | 30.34 | 1028.4 | ||||||
| 08 | 01:51 | E 8 | 10.00 | Overcast | SCT012 OVC055 | 23 | 18 | 81% | 15 | 30.35 | 1028.9 | ||||||
| 08 | 00:51 | E 5 | 10.00 | Overcast | SCT010 OVC048 | 21.9 | 18 | 85% | 16 | 30.37 | 1029.4 | ||||||
| 07 | 23:51 | E 7 | 8.00 | Overcast | FEW020 OVC050 | 21.9 | 17.1 | 23 | 21 | 82% | 14 | 30.35 | 1028.9 | 0.01 | |||
| 07 | 22:51 | E 7 | 1.50 | Light Snow Fog/Mist | OVC020 | 21 | 17.1 | 85% | 13 | 30.35 | 1028.9 | 0.01 | |||||
| 07 | 21:51 | E 7 | 10.00 | Overcast | OVC042 | 23 | 10 | 57% | 16 | 30.35 | 1028.8 | ||||||
| 07 | 20:51 | E 7 | 10.00 | Overcast | BKN085 OVC110 | 23 | 10 | 57% | 16 | 30.35 | 1028.9 | ||||||
| 07 | 19:51 | E 7 | 10.00 | Overcast | BKN100 OVC200 | 21.9 | 8.1 | 55% | 14 | 30.35 | 1029.0 | ||||||
| 07 | 18:51 | E 10 | 10.00 | Overcast | BKN120 OVC200 | 21.9 | 8.1 | 55% | 12 | 30.36 | 1029.5 | ||||||
| 07 | 17:51 | E 8 | 10.00 | Mostly Cloudy | SCT150 BKN220 BKN250 | 21.9 | 8.1 | 25 | 21 | 55% | 13 | 30.37 | 1029.9 | ||||
| 07 | 16:51 | E 6 | 10.00 | Mostly Cloudy | FEW030 FEW100 SCT130 BKN220 BKN250 | 23 | 7 | 50% | 17 | 30.37 | 1029.7 | ||||||
| 07 | 15:51 | Calm | 10.00 | Mostly Cloudy | FEW030 FEW100 SCT130 BKN250 | 24.1 | -4 | 29% | 30.37 | 1029.6 | |||||||
| 07 | 14:51 | Calm | 10.00 | Mostly Cloudy | FEW030 FEW090 BKN130 BKN250 | 24.1 | -7.1 | 25% | 30.38 | 1029.9 | |||||||
| 07 | 13:51 | E 3 | 10.00 | Mostly Cloudy | FEW030 BKN130 BKN250 | 24.1 | -5.1 | 27% | 30.38 | 1029.9 | |||||||
| 07 | 12:51 | Calm | 10.00 | Partly Cloudy | FEW030 FEW150 SCT250 | 23 | -0.9 | 35% | 30.41 | 1030.9 | |||||||
| 07 | 11:51 | NE 5 | 10.00 | Partly Cloudy | FEW030 SCT250 | 21 | 1.9 | 21.9 | 12 | 43% | 15 | 30.43 | 1031.7 | ||||
| 07 | 10:51 | N 8 | 10.00 | A Few Clouds | FEW030 FEW250 | 19.9 | 6.1 | 55% | 11 | 30.44 | 1032.1 | ||||||
| 07 | 09:51 | NW 8 | 10.00 | A Few Clouds | FEW030 FEW250 | 18 | 5 | 57% | 9 | 30.44 | 1032.0 | ||||||
| 07 | 08:51 | N 9 | 10.00 | A Few Clouds | FEW030 | 15.1 | 3 | 59% | 4 | 30.41 | 1030.9 | ||||||
| 07 | 07:51 | N 12 | 10.00 | A Few Clouds | FEW030 | 12.9 | 1 | 59% | 0 | 30.39 | 1030.2 | ||||||
| 07 | 06:51 | NW 8 | 10.00 | A Few Clouds | FEW030 | 12 | -0.9 | 56% | 1 | 30.38 | 1030.0 | ||||||
| 07 | 05:51 | NW 10 | 10.00 | A Few Clouds | FEW030 | 12 | -0.9 | 19 | 12 | 56% | -0 | 30.37 | 1029.6 | ||||
| 07 | 04:51 | N 9 | 10.00 | Fair | CLR | 12 | -0.9 | 56% | 1 | 30.36 | 1029.2 | ||||||
| 07 | 03:51 | N 13 | 10.00 | Fair | CLR | 12.9 | -0.9 | 54% | -1 | 30.34 | 1028.3 | ||||||
| 07 | 02:51 | N 16 | 10.00 | Fair | CLR | 14 | -0.9 | 51% | -1 | 30.31 | 1027.4 | ||||||
| 07 | 01:51 | N 17 | 10.00 | Fair | CLR | 16 | -0.9 | 47% | 1 | 30.3 | 1027.0 | ||||||
| 07 | 00:51 | N 15 | 10.00 | Fair | CLR | 17.1 | -0 | 47% | 3 | 30.28 | 1026.1 | ||||||
| 06 | 23:51 | N 17 | 10.00 | Fair | CLR | 18 | 1 | 30.9 | 18 | 47% | 4 | 30.25 | 1025.2 | ||||
| 06 | 22:51 | N 17 | 10.00 | Fair | CLR | 19.9 | 3 | 48% | 6 | 30.22 | 1024.2 | ||||||
| 06 | 21:51 | N 21 G 29 | 10.00 | Fair and Breezy | CLR | 23 | 5 | 46% | 9 | 30.2 | 1023.4 | ||||||
| 06 | 20:51 | N 13 | 10.00 | A Few Clouds | FEW045 | 25 | 9 | 50% | 14 | 30.16 | 1022.1 | ||||||
| 06 | 19:51 | N 25 G 36 | 10.00 | Partly Cloudy and Breezy | FEW030 SCT047 | 28 | 18 | 66% | 14 | 30.12 | 1020.7 | ||||||
| 06 | 18:51 | NE 18 | 10.00 | Mostly Cloudy | SCT023 BKN041 | 28.9 | 21 | 72% | 17 | 30.09 | 1019.6 | ||||||
| 06 | 17:51 | N 16 | 10.00 | Mostly Cloudy | SCT018 BKN045 | 30.9 | 25 | 37.9 | 30.9 | 79% | 21 | 30.04 | 1018.1 | ||||
| 06 | 16:51 | NE 18 | 10.00 | Partly Cloudy | SCT047 | 32 | 27 | 82% | 21 | 29.99 | 1016.4 | ||||||
| 06 | 15:51 | NW 17 G 26 | 10.00 | Mostly Cloudy | BKN047 | 37.9 | 23 | 55% | 29 | 29.94 | 1014.6 | ||||||
| 06 | 14:51 | NW 16 G 25 | 10.00 | Mostly Cloudy | BKN036 BKN047 | 37 | 26.1 | 65% | 28 | 29.91 | 1013.4 | ||||||
| 06 | 13:51 | NW 17 G 26 | 10.00 | Overcast | BKN030 OVC042 | 37 | 26.1 | 65% | 28 | 29.88 | 1012.4 | ||||||
| 06 | 12:51 | NW 10 | 10.00 | Overcast | BKN027 OVC038 | 37 | 28 | 70% | 30 | 29.86 | 1011.8 | ||||||
| 06 | 11:51 | N 16 | 10.00 | Overcast | BKN023 OVC036 | 37 | 28 | 37 | 30 | 70% | 28 | 29.83 | 1010.9 | ||||
| 06 | 10:51 | N 12 G 21 | 10.00 | Overcast | SCT014 OVC018 | 35.1 | 28.9 | 78% | 28 | 29.81 | 1010.2 | ||||||
| 06 | 09:51 | N 15 G 23 | 10.00 | Overcast | OVC012 | 34 | 28.9 | 82% | 25 | 29.78 | 1009.2 | ||||||
| 06 | 08:51 | N 18 G 26 | 9.00 | Overcast | OVC013 | 33.1 | 28.9 | 85% | 23 | 29.73 | 1007.6 | ||||||
| 06 | 07:51 | N 15 | 7.00 | Overcast | BKN012 OVC036 | 33.1 | 28.9 | 85% | 24 | 29.68 | 1005.8 | ||||||
| 06 | 06:51 | NW 8 | 6.00 | Light Snow Fog/Mist | BKN013 OVC028 | 32 | 28.9 | 88% | 25 | 29.64 | 1004.5 | ||||||
| 06 | 05:51 | W 6 | 5.00 | Light Snow Fog/Mist | BKN024 OVC070 | 30 | 27 | 30.9 | 28.9 | 88% | 25 | 29.62 | 1003.7 | 0.01 | 0.02 | ||
| 06 | 04:51 | SW 5 | 2.00 | Light Snow Fog/Mist | BKN028 OVC055 | 30 | 27 | 88% | 26 | 29.61 | 1003.5 | 0.01 | |||||
| 06 | 03:51 | SW 6 | 8.00 | Overcast | BKN050 OVC070 | 30.9 | 26.1 | 82% | 26 | 29.62 | 1003.6 | ||||||
| 06 | 02:51 | SW 7 | 7.00 | Overcast | BKN011 OVC100 | 30 | 26.1 | 85% | 24 | 29.63 | 1004.1 | ||||||
| 06 | 01:51 | SW 7 | 8.00 | Overcast | OVC012 | 28.9 | 25 | 85% | 23 | 29.68 | 1005.7 | ||||||
| 06 | 00:51 | SW 8 | 8.00 | Overcast | OVC014 | 28.9 | 24.1 | 82% | 22 | 29.68 | 1006.0 | ||||||
| 05 | 23:51 | SW 6 | 8.00 | Overcast | OVC016 | 28.9 | 24.1 | 28.9 | 28.9 | 82% | 23 | 29.72 | 1007.3 | ||||
| 05 | 22:51 | SW 8 | 8.00 | Overcast | OVC016 | 28.9 | 23 | 78% | 22 | 29.75 | 1008.3 | ||||||
| 05 | 21:51 | SW 9 | 10.00 | Overcast | OVC021 | 28.9 | 23 | 78% | 21 | 29.79 | 1009.6 | ||||||
| 05 | 20:51 | SW 9 | 10.00 | Overcast | OVC026 | 28.9 | 21.9 | 75% | 21 | 29.8 | 1010.1 | ||||||
| 05 | 19:51 | S 8 | 10.00 | Overcast | OVC028 | 28.9 | 21 | 72% | 22 | 29.8 | 1010.2 | ||||||
| 05 | 18:51 | S 13 G 20 | 10.00 | Overcast | OVC028 | 28.9 | 21 | 72% | 19 | 29.8 | 1010.1 | ||||||
| 05 | 17:51 | S 10 G 22 | 10.00 | Overcast | OVC029 | 28.9 | 21 | 30.9 | 26.1 | 72% | 20 | 29.82 | 1010.8 | ||||
| 05 | 16:51 | SW 10 | 10.00 | Overcast | OVC029 | 30 | 21 | 69% | 22 | 29.83 | 1010.9 | ||||||
| 05 | 15:51 | SW 12 G 18 | 10.00 | Overcast | OVC028 | 30.9 | 21 | 67% | 22 | 29.83 | 1011.0 | ||||||
| 05 | 14:51 | SW 13 G 25 | 10.00 | Overcast | FEW033 BKN043 OVC080 | 30.9 | 19.9 | 64% | 22 | 29.84 | 1011.3 | ||||||
| 05 | 13:51 | S 17 G 28 | 10.00 | Mostly Cloudy | FEW029 SCT055 BKN080 | 28.9 | 19 | 66% | 18 | 29.84 | 1011.2 | ||||||
| 05 | 12:51 | SW 12 | 10.00 | Light Snow | BKN029 OVC065 | 28 | 17.1 | 63% | 19 | 29.91 | 1013.7 | ||||||
| 05 | 11:51 | SW 10 | 10.00 | Overcast | OVC029 | 26.1 | 16 | 26.1 | 19 | 66% | 17 | 29.94 | 1014.9 | ||||
| 05 | 10:51 | SW 12 | 10.00 | Overcast | FEW017 OVC027 | 24.1 | 16 | 71% | 14 | 29.98 | 1016.1 | ||||||
| 05 | 09:51 | S 10 | 8.00 | Light Snow | OVC030 | 23 | 15.1 | 72% | 13 | 30.02 | 1017.6 | ||||||
| 05 | 08:51 | SW 6 | 8.00 | Light Snow | OVC021 | 21.9 | 12.9 | 68% | 15 | 30.05 | 1018.8 | ||||||
| 05 | 07:51 | SW 7 | 10.00 | Overcast | BKN060 OVC075 | 21 | 12 | 68% | 13 | 30.07 | 1019.5 | ||||||
| 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) | |||||||||||||||