Weather observations for the past three days for
Chicago/Waukegan Regional Airport
Metric (Imperial)
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.
17 10:51 SE 11 16.09 Fair CLR 13.3 10 81% 75.92 1012.2
17 09:51 SE 9 16.09 Fair CLR 11.1 10 93% 75.95 1012.7
17 08:51 SE 6 12.87 Fair CLR 7.8 7.8 100% 76 1013.4
17 07:51 SE 7 0.40 Fog VV002 6.1 6.1 100% 5 76 1013.6
17 06:51 SE 7 0.40 Fog VV002 6.1 6.1 7.8 6.1 100% 5 76 1013.5
17 05:51 SE 7 0.40 Fog VV002 6.7 6.7 100% 6 75.97 1013.2
17 04:51 SE 7 0.40 Fog VV002 7.2 7.2 100% 6 76 1013.3
17 03:51 SE 6 0.80 Fog VV002 7.2 7.2 100% 76 1013.1
17 02:51 SE 6 0.40 Fog VV002 7.2 7.2 100% 76 1013.4
17 01:51 Calm 0.40 Fog VV002 7.2 7.2 100% 76.05 1013.6
17 00:51 Calm 0.40 Fog VV001 7.2 7.2 10 7.2 100% 76.05 1013.9
16 23:51 Calm 0.80 Fog VV002 7.8 7.8 100% 76.07 1014.2
16 22:51 Calm 0.80 Fog VV002 7.8 7.8 100% 76.07 1014.0
16 21:51 NE 6 0.40 Fog VV002 8.3 8.3 100% 76.05 1013.7
16 20:51 NE 9 0.40 Fog VV002 8.9 8.9 100% 8 76 1013.2
16 19:51 E 9 1.21 Fog/Mist VV002 9.4 9.4 100% 8 75.95 1012.5
16 18:51 NE 9 0.40 Fog VV002 10 10 21.1 10 100% 9 75.9 1011.9 0.15
16 17:51 NE 13 16.09 Mostly Cloudy BKN003 11.7 10 89% 75.9 1011.5
16 16:51 NE 15 1.61 Fog/Mist OVC002 11.7 11.7 100% 75.84 1010.9
16 15:51 NE 15 16.09 Partly Cloudy SCT041 SCT050 SCT090 14.4 12.2 87% 75.77 1009.8 0.15
16 14:51 NE 13 16.09 Mostly Cloudy BKN037 BKN045 BKN080 14.4 12.8 90% 75.72 1009.3 0.15
16 13:51 NE 11 16.09 Mostly Cloudy BKN021 BKN050 BKN060 18.9 15.6 81% 75.67 1008.6
16 12:51 W 15 16.09 Mostly Cloudy BKN021 BKN050 BKN060 19.4 14.4 19.4 13.3 73% 75.64 1008.0 0.15
16 11:51 NW 13 16.09 Overcast BKN012 OVC018 17.8 15 84% 75.64 1007.9
16 10:51 N 9 16.09 Mostly Cloudy BKN008 BKN012 BKN025 16.1 15 93% 75.57 1007.1
16 09:51 Vrbl 6 16.09 Overcast OVC012 16.1 15.6 97% 75.54 1006.5 0.15
16 08:51 Calm 12.87 Overcast OVC011 14.4 13.9 97% 75.51 1005.9
16 07:51 NE 6 8.05 Fog/Mist OVC012 13.9 13.3 96% 75.51 1006.1 0.15
16 06:51 Vrbl 7 16.09 Overcast BKN025 BKN030 OVC037 14.4 14.4 15 12.2 100% 75.51 1006.0 0.03
16 05:51 Calm 16.09 Overcast FEW038 BKN090 OVC110 14.4 13.9 97% 75.49 1005.8 0.03
16 04:51 W 9 16.09 Light Rain BKN046 OVC060 14.4 13.9 97% 75.54 1006.3
16 03:51 S 15 16.09 A Few Clouds FEW002 13.3 12.8 97% 75.44 1005.3
16 02:51 S 13 2.01 Fog/Mist OVC002 12.8 12.8 100% 75.46 1005.6
16 01:51 SE 11 1.21 Fog/Mist OVC002 12.2 12.2 100% 75.54 1006.6
16 00:51 E 19 16.09 Light Rain FEW002 BKN100 OVC120 14.4 14.4 21.7 14.4 100% 75.51 1006.1 0.3 0.99
15 23:51 SW 6 11.27 Light Rain SCT070 OVC090 15.6 15 96% 75.69 1008.7 0.25
15 22:51 NW 17 G 26 14.48 Light Rain OVC095 16.1 15 93% 75.62 1007.5 0.33
15 21:51 NW 19 G 50 9.66 Thunderstorm in Vicinity Rain FEW027 BKN047 OVC070 17.2 13.9 81% 75.59 1007.1 0.1 0.1
15 20:51 SW 37 G 56 16.09 Overcast and Breezy BKN032 OVC043 21.1 16.7 76% 75.49 1005.5
15 19:51 S 20 16.09 Overcast SCT029 BKN045 OVC070 21.1 17.2 79% 75.44 1005.1
15 18:51 S 13 16.09 Partly Cloudy FEW029 FEW065 SCT090 20.6 16.1 22.2 18.9 76% 75.51 1005.8
15 17:51 S 22 16.09 Fair CLR 21.7 15.6 68% 75.54 1006.5
15 16:51 SW 28 16.09 Partly Cloudy FEW090 SCT110 21.1 16.1 73% 75.57 1006.6
15 15:51 SW 26 16.09 Overcast OVC090 20.6 16.7 78% 75.62 1007.3
15 14:51 SW 20 16.09 Overcast FEW020 OVC095 18.9 16.1 84% 75.67 1008.2
15 13:51 SW 20 16.09 Mostly Cloudy FEW020 BKN110 19.4 16.1 81% 75.67 1008.3
15 12:51 SW 22 16.09 Mostly Cloudy BKN020 BKN024 BKN075 19.4 15.6 19.4 16.7 79% 75.67 1008.2 0.18
15 11:51 SW 22 G 41 16.09 Mostly Cloudy BKN070 18.9 16.1 84% 75.67 1008.2
15 10:51 S 17 16.09 Fair CLR 17.8 15.6 87% 75.57 1007.0
15 09:51 S 28 16.09 Light Rain OVC100 16.7 15.6 93% 75.51 1006.1 0.08 0.18
15 08:51 SW 17 16.09 Light Rain OVC100 16.7 15.6 93% 75.54 1006.2 0.03
15 07:51 SW 11 11.27 Light Rain OVC110 16.7 15.6 93% 75.57 1006.5 0.08
15 06:51 SW 17 4.02 Rain Fog/Mist SCT075 BKN090 OVC110 17.2 16.7 17.2 13.9 97% 75.62 1007.2 0.23 2.24
15 05:51 SW 11 12.87 Light Rain OVC095 14.4 13.9 97% 75.59 1006.8 0.03
15 04:51 SE 11 16.09 A Few Clouds FEW035 FEW047 16.1 15.6 97% 75.51 1005.6 0.46
15 03:51 NW 19 G 33 2.41 Thunderstorm Heavy Rain Fog/Mist FEW009 BKN030 OVC070 16.1 15.6 97% 75.54 1006.2 0.79 1.52
15 02:51 S 15 16.09 Overcast OVC042 16.1 15.6 97% 75.44 1004.8 0.03
15 01:51 S 17 16.09 Thunderstorm Light Rain SCT032 BKN047 OVC110 15.6 15 96% 75.41 1004.6 0.71
15 00:51 S 15 16.09 Thunderstorm in Vicinity BKN048 OVC060 15.6 15 25.6 13.3 96% 75.49 1005.6 0.23 2.51
14 23:51 Vrbl 11 8.05 Light Rain Fog/Mist BKN002 BKN039 OVC060 14.4 14.4 100% 75.49 1005.5 0.38
14 22:51 SE 11 14.48 Light Rain FEW003 BKN090 OVC110 14.4 13.9 97% 75.57 1006.7 0.43
14 21:51 NW 15 4.83 Thunderstorm Heavy Rain Fog/Mist FEW015 BKN033 OVC070 16.1 15 93% 75.54 1006.6 1.47 1.47
14 20:51 SW 20 16.09 Mostly Cloudy FEW060 FEW070 BKN100 25 18.3 66% 26 75.34 1003.4
14 19:51 SW 24 16.09 Mostly Cloudy BKN049 25 17.8 64% 26 75.34 1003.4
14 18:51 SW 17 16.09 Mostly Cloudy SCT047 BKN060 25 18.9 27.2 24.4 69% 26 75.36 1003.9
14 17:51 SW 31 G 50 16.09 Mostly Cloudy SCT042 BKN055 25.6 18.3 64% 27 75.34 1003.7
14 16:51 SW 30 G 44 16.09 A Few Clouds FEW041 26.7 18.3 60% 28 75.39 1004.3
14 15:51 S 22 16.09 A Few Clouds FEW047 26.7 17.8 58% 28 75.49 1005.5
14 14:51 S 26 16.09 Mostly Cloudy BKN039 25.6 18.3 64% 27 75.57 1006.6
14 13:51 SW 22 16.09 Partly Cloudy SCT034 25.6 18.3 64% 27 75.59 1006.7
14 12:51 SW 24 G 35 16.09 Mostly Cloudy BKN030 BKN035 24.4 17.8 24.4 12.2 67% 25 75.62 1007.1 0.05
14 11:51 SW 24 G 37 16.09 A Few Clouds FEW032 22.8 17.2 71% 75.69 1008.0
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)