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.
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
14 10:51 SW 31 G 43 16.09 Fair CLR 21.7 16.1 71% 75.69 1008.1
14 09:51 S 22 16.09 Fair CLR 17.8 14.4 81% 75.72 1008.5 0.05
14 08:51 S 22 16.09 Fair CLR 15.6 13.9 90% 75.74 1009.3
14 07:51 S 20 16.09 A Few Clouds FEW047 FEW075 13.3 12.2 93% 75.69 1008.8 0.05
14 06:51 S 7 16.09 Mostly Cloudy BKN004 BKN060 BKN090 12.2 11.7 21.7 12.2 97% 75.74 1009.3 0.18 1.19
14 05:51 Vrbl 9 8.05 Thunderstorm Rain Fog/Mist SCT055 BKN070 OVC085 12.2 12.2 100% 75.67 1008.3 0.71
14 04:51 N 15 16.09 Overcast BKN007 OVC040 13.3 12.8 97% 75.72 1008.7
14 03:51 E 13 16.09 Light Rain SCT060 BKN075 OVC100 15 13.9 93% 75.64 1007.8 0.08 0.3
14 02:51 N 19 G 43 12.87 Thunderstorm Light Rain SCT055 BKN070 OVC095 15.6 13.9 90% 75.67 1008.1 0.23
14 01:51 SW 33 G 50 16.09 A Few Clouds and Breezy FEW046 21.1 17.2 79% 75.41 1004.5
14 00:51 SW 35 G 52 16.09 Fair and Breezy CLR 21.7 17.2 22.8 14.4 76% 75.49 1005.3
13 23:51 SW 39 G 56 16.09 Fair and Breezy CLR 22.2 16.7 71% 75.49 1005.5
13 22:51 S 35 G 52 16.09 Fair and Breezy CLR 22.2 16.7 71% 75.51 1005.6
13 21:51 S 35 G 50 16.09 Fair and Breezy CLR 22.8 16.7 69% 75.54 1005.9
13 20:51 SE 15 16.09 Fair CLR 15.6 12.2 80% 75.54 1006.3
13 19:51 Calm 16.09 Fair CLR 16.1 12.2 78% 75.62 1007.3
13 18:51 SE 13 16.09 Fair CLR 17.8 13.3 24.4 17.8 75% 75.67 1008.3
13 17:51 S 6 16.09 Fair CLR 23.9 16.7 64% 25 75.77 1009.0
13 16:51 SW 13 16.09 A Few Clouds FEW120 23.3 17.2 69% 75.79 1009.5
13 15:51 W 9 16.09 Fair CLR 23.9 17.2 66% 25 75.74 1008.9
13 14:51 SW 17 16.09 Partly Cloudy SCT034 22.2 17.2 73% 75.87 1010.6
13 13:51 SW 26 G 43 16.09 Overcast OVC026 22.2 17.8 76% 75.95 1011.7
13 12:51 SW 24 16.09 Overcast OVC020 22.2 17.8 22.8 18.3 76% 75.92 1011.4
13 11:51 SW 24 16.09 Overcast OVC020 22.2 17.8 76% 75.92 1011.4
13 10:51 SW 28 G 39 16.09 Mostly Cloudy BKN018 21.7 17.8 79% 75.95 1011.9
13 09:51 SW 30 G 41 16.09 Overcast OVC018 21.1 17.8 82% 75.95 1011.7
13 08:51 SW 22 16.09 Overcast OVC017 19.4 17.2 87% 75.92 1011.3
13 07:51 SW 19 G 35 16.09 Mostly Cloudy BKN013 BKN026 18.9 17.2 90% 75.9 1011.0
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)