Weather observations for the past three days for
Chicago/Waukegan Regional Airport
| Date | Time (cdt) | 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. | ||||||||||||||||
| 21 | 18:51 | W 9 | 16.09 | Fair | CLR | 22.8 | 10.6 | 23.9 | 16.1 | 46% | 75.79 | 1010.1 | 0.05 | ||||
| 21 | 17:51 | W 20 | 16.09 | Fair | CLR | 23.3 | 10.6 | 45% | 75.79 | 1010.0 | |||||||
| 21 | 16:51 | W 19 G 37 | 16.09 | A Few Clouds | FEW055 | 23.3 | 11.1 | 46% | 75.77 | 1009.5 | |||||||
| 21 | 15:51 | W 24 G 37 | 16.09 | Fair | CLR | 22.2 | 10.6 | 48% | 75.79 | 1009.9 | 0.05 | ||||||
| 21 | 14:51 | Calm | 16.09 | Partly Cloudy | SCT095 | 18.9 | 11.1 | 61% | 75.84 | 1010.8 | 0.05 | ||||||
| 21 | 13:51 | W 7 | 16.09 | Thunderstorm Light Rain | OVC050 | 18.3 | 10 | 59% | 75.87 | 1011.3 | |||||||
| 21 | 12:51 | SW 15 | 16.09 | Overcast | OVC100 | 18.9 | 9.4 | 21.1 | 11.1 | 54% | 75.87 | 1011.2 | |||||
| 21 | 11:51 | W 30 G 41 | 16.09 | Fair | CLR | 21.1 | 9.4 | 47% | 75.9 | 1011.4 | |||||||
| 21 | 10:51 | SW 31 G 50 | 16.09 | Fair | CLR | 18.9 | 8.3 | 50% | 75.9 | 1011.8 | |||||||
| 21 | 09:51 | SW 30 G 48 | 16.09 | Fair | CLR | 16.7 | 6.7 | 52% | 75.92 | 1012.2 | |||||||
| 21 | 08:51 | SW 31 G 48 | 16.09 | Fair | CLR | 15.6 | 6.1 | 53% | 75.97 | 1012.8 | |||||||
| 21 | 07:51 | SW 30 | 16.09 | Fair | CLR | 13.3 | 5 | 57% | 76.02 | 1013.7 | |||||||
| 21 | 06:51 | SW 22 | 16.09 | Fair | CLR | 11.1 | 3.9 | 11.1 | 8.9 | 61% | 76.07 | 1014.5 | |||||
| 21 | 05:51 | SW 26 | 16.09 | Fair | CLR | 10 | 2.2 | 59% | 7 | 76.1 | 1014.9 | ||||||
| 21 | 04:51 | SW 20 | 16.09 | Fair | CLR | 10.6 | 1.1 | 52% | 76.17 | 1015.7 | |||||||
| 21 | 03:51 | S 19 | 16.09 | Fair | CLR | 10.6 | 0.6 | 50% | 76.23 | 1016.3 | |||||||
| 21 | 02:51 | S 15 | 16.09 | Fair | CLR | 10 | -0.6 | 48% | 8 | 76.28 | 1017.1 | ||||||
| 21 | 01:51 | S 17 | 16.09 | Fair | CLR | 9.4 | -1.1 | 48% | 7 | 76.33 | 1018.0 | ||||||
| 21 | 00:51 | S 17 | 16.09 | Fair | CLR | 8.9 | -1.7 | 8.9 | 6.1 | 48% | 7 | 76.38 | 1018.8 | ||||
| 20 | 23:51 | S 11 | 16.09 | Fair | CLR | 8.3 | 1.1 | 61% | 7 | 76.4 | 1019.1 | ||||||
| 20 | 22:51 | SE 9 | 16.09 | Fair | CLR | 7.2 | 3.3 | 77% | 6 | 76.45 | 1019.9 | ||||||
| 20 | 21:51 | S 9 | 16.09 | Fair | CLR | 7.2 | 2.8 | 74% | 6 | 76.5 | 1020.6 | ||||||
| 20 | 20:51 | S 9 | 16.09 | Fair | CLR | 7.2 | 1.7 | 68% | 6 | 76.53 | 1020.7 | ||||||
| 20 | 19:51 | SE 17 | 16.09 | Fair | CLR | 6.7 | -0.6 | 60% | 4 | 76.53 | 1021.1 | ||||||
| 20 | 18:51 | SE 20 | 16.09 | Fair | CLR | 6.1 | -2.2 | 8.3 | 6.1 | 56% | 3 | 76.61 | 1022.1 | ||||
| 20 | 17:51 | SE 20 | 16.09 | Fair | CLR | 6.7 | -3.3 | 49% | 3 | 76.73 | 1023.8 | ||||||
| 20 | 16:51 | SE 22 | 16.09 | Fair | CLR | 6.7 | -4.4 | 45% | 3 | 76.78 | 1024.7 | ||||||
| 20 | 15:51 | SE 22 | 16.09 | Fair | CLR | 7.2 | -4.4 | 44% | 4 | 76.86 | 1025.6 | ||||||
| 20 | 14:51 | SE 24 G 37 | 16.09 | Fair | CLR | 7.8 | -5.6 | 38% | 5 | 76.91 | 1026.4 | ||||||
| 20 | 13:51 | SE 24 | 16.09 | Fair | CLR | 7.8 | -2.2 | 50% | 5 | 76.96 | 1027.0 | ||||||
| 20 | 12:51 | SE 22 | 16.09 | Fair | CLR | 7.2 | -0.6 | 7.2 | 0.6 | 58% | 4 | 77.01 | 1027.7 | ||||
| 20 | 11:51 | SE 15 | 16.09 | A Few Clouds | FEW050 | 6.7 | 0 | 63% | 4 | 77.06 | 1028.4 | ||||||
| 20 | 10:51 | SE 15 | 16.09 | Fair | CLR | 5.6 | 0 | 68% | 3 | 77.09 | 1028.8 | ||||||
| 20 | 09:51 | S 17 G 28 | 16.09 | Fair | CLR | 5 | -1.1 | 65% | 2 | 77.11 | 1028.9 | ||||||
| 20 | 08:51 | SE 9 | 16.09 | Fair | CLR | 4.4 | -1.7 | 65% | 2 | 77.11 | 1029.1 | ||||||
| 20 | 07:51 | SE 11 | 16.09 | Fair | CLR | 3.3 | -0.6 | 76% | 1 | 77.11 | 1028.9 | ||||||
| 20 | 06:51 | E 6 | 16.09 | Fair | CLR | 0.6 | -1.1 | 0.6 | -2.2 | 89% | 77.06 | 1028.3 | |||||
| 20 | 05:51 | Calm | 16.09 | Fair | CLR | -1.7 | -1.7 | 100% | 77.01 | 1027.9 | |||||||
| 20 | 04:51 | E 6 | 16.09 | Fair | CLR | -1.1 | -1.7 | 96% | 76.96 | 1027.1 | |||||||
| 20 | 03:51 | E 6 | 16.09 | Fair | CLR | -1.7 | -1.7 | 100% | 76.94 | 1026.8 | |||||||
| 20 | 02:51 | Calm | 16.09 | Fair | CLR | -1.1 | -2.2 | 92% | 76.89 | 1026.1 | |||||||
| 20 | 01:51 | Calm | 16.09 | Fair | CLR | -0.6 | -2.2 | 89% | 76.89 | 1025.6 | |||||||
| 20 | 00:51 | Calm | 16.09 | Fair | CLR | -1.1 | -1.7 | 5 | -1.1 | 96% | 76.86 | 1025.5 | |||||
| 19 | 23:51 | Calm | 16.09 | Fair | CLR | -0.6 | -1.7 | 92% | 76.84 | 1025.3 | |||||||
| 19 | 22:51 | Calm | 16.09 | Fair | CLR | 0 | -1.1 | 92% | 76.81 | 1024.9 | |||||||
| 19 | 21:51 | Calm | 16.09 | Fair | CLR | 1.1 | -1.1 | 85% | 76.78 | 1024.6 | |||||||
| 19 | 20:51 | E 6 | 16.09 | Mostly Cloudy | BKN090 | 3.3 | -1.1 | 73% | 76.71 | 1023.5 | |||||||
| 19 | 19:51 | E 6 | 16.09 | Mostly Cloudy | BKN090 | 3.9 | -1.7 | 67% | 76.63 | 1022.5 | |||||||
| 19 | 18:51 | E 6 | 16.09 | Overcast | OVC090 | 5 | -1.7 | 10 | 5 | 62% | 76.61 | 1022.1 | |||||
| 19 | 17:51 | SE 9 | 16.09 | Overcast | BKN080 OVC095 | 5 | -1.7 | 62% | 3 | 76.58 | 1021.9 | ||||||
| 19 | 16:51 | E 9 | 16.09 | Overcast | BKN075 OVC090 | 5.6 | -1.7 | 60% | 4 | 76.56 | 1021.4 | ||||||
| 19 | 15:51 | SE 11 | 16.09 | Overcast | BKN060 BKN080 OVC090 | 5 | -1.1 | 65% | 3 | 76.53 | 1021.4 | ||||||
| 19 | 14:51 | E 22 | 16.09 | Mostly Cloudy | SCT055 BKN080 BKN100 | 5 | -1.1 | 65% | 1 | 76.5 | 1020.7 | ||||||
| 19 | 13:51 | NW 17 G 37 | 16.09 | Mostly Cloudy | FEW055 BKN075 BKN090 | 10 | -2.8 | 41% | 8 | 76.45 | 1019.7 | ||||||
| 19 | 12:51 | W 26 G 39 | 16.09 | Mostly Cloudy | SCT060 BKN100 | 8.3 | -1.7 | 8.9 | 2.2 | 50% | 5 | 76.45 | 1019.8 | ||||
| 19 | 11:51 | W 20 G 35 | 16.09 | Mostly Cloudy | BKN021 BKN060 | 7.8 | -4.4 | 42% | 5 | 76.43 | 1019.4 | ||||||
| 19 | 10:51 | W 22 G 44 | 16.09 | Fair | CLR | 8.3 | -5.6 | 37% | 5 | 76.4 | 1019.1 | ||||||
| 19 | 09:51 | W 19 G 37 | 16.09 | Partly Cloudy | SCT080 | 7.8 | -5 | 40% | 5 | 76.4 | 1019.1 | ||||||
| 19 | 08:51 | W 11 | 16.09 | Overcast | OVC090 | 7.2 | -4.4 | 44% | 5 | 76.4 | 1019.1 | ||||||
| 19 | 07:51 | W 11 | 16.09 | A Few Clouds | FEW100 | 5 | -2.8 | 57% | 3 | 76.4 | 1019.2 | ||||||
| 19 | 06:51 | SW 11 | 16.09 | Fair | CLR | 2.2 | -2.8 | 4.4 | 0 | 70% | -1 | 76.38 | 1019.1 | ||||
| 19 | 05:51 | SW 9 | 16.09 | Fair | CLR | 0.6 | -3.3 | 75% | -2 | 76.35 | 1018.7 | ||||||
| 19 | 04:51 | SW 13 | 16.09 | Fair | CLR | 1.7 | -2.8 | 72% | -2 | 76.35 | 1018.7 | ||||||
| 19 | 03:51 | SW 11 | 16.09 | Fair | CLR | 0.6 | -2.8 | 78% | -2 | 76.35 | 1018.5 | ||||||
| 19 | 02:51 | SW 13 | 16.09 | Fair | CLR | 2.2 | -3.9 | 64% | -1 | 76.33 | 1018.2 | ||||||
| 19 | 01:51 | W 9 | 16.09 | Fair | CLR | 2.8 | -3.9 | 62% | 1 | 76.33 | 1018.0 | ||||||
| 19 | 00:51 | W 9 | 16.09 | Fair | CLR | 4.4 | -4.4 | 6.7 | 3.9 | 53% | 2 | 76.33 | 1018.0 | ||||
| 18 | 23:51 | W 9 | 16.09 | Fair | CLR | 4.4 | -3.9 | 55% | 2 | 76.33 | 1018.0 | ||||||
| 18 | 22:51 | W 9 | 16.09 | Fair | CLR | 5 | -3.3 | 55% | 3 | 76.3 | 1017.9 | ||||||
| 18 | 21:51 | W 13 | 16.09 | Fair | CLR | 5.6 | -3.9 | 51% | 3 | 76.28 | 1017.5 | ||||||
| 18 | 20:51 | W 17 G 35 | 16.09 | Fair | CLR | 5.6 | -4.4 | 49% | 3 | 76.23 | 1016.7 | ||||||
| 18 | 19:51 | W 22 G 46 | 16.09 | Fair | CLR | 6.1 | -5 | 45% | 3 | 76.15 | 1015.8 | ||||||
| Date | Time (cdt) | 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) | |||||||||||||||