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.
18 08:51 SW 20 16.09 Fair CLR 8.9 2.2 63% 6 77.27 1030.6
18 07:51 SW 17 16.09 Fair CLR 6.1 2.2 76% 3 77.29 1030.8
18 06:51 SW 11 16.09 Fair CLR 3.9 1.7 6.7 3.9 86% 1 77.29 1030.9
18 05:51 SW 13 16.09 Fair CLR 5 1.7 79% 2 77.27 1030.6
18 04:51 SW 15 16.09 Fair CLR 5.6 1.7 76% 3 77.24 1030.0
18 03:51 SW 13 16.09 Fair CLR 4.4 2.2 86% 2 77.19 1029.5
18 02:51 SW 17 16.09 Fair CLR 5.6 2.2 79% 3 77.19 1029.3
18 01:51 SW 13 16.09 Fair CLR 5.6 2.2 79% 3 77.19 1029.4
18 00:51 SW 15 16.09 Fair CLR 6.7 2.2 9.4 5.6 73% 4 77.19 1029.3
17 23:51 SW 13 16.09 Fair CLR 5.6 2.2 79% 3 77.19 1029.5
17 22:51 SW 15 16.09 Fair CLR 6.1 2.2 76% 3 77.22 1030.0
17 21:51 SW 17 16.09 Fair CLR 7.8 2.2 68% 5 77.24 1030.3
17 20:51 SW 15 16.09 Fair CLR 8.3 2.2 66% 6 77.24 1030.3
17 19:51 SW 15 16.09 Fair CLR 8.9 2.2 63% 7 77.24 1030.4
17 18:51 SW 11 16.09 Fair CLR 8.3 2.2 13.9 7.8 66% 7 77.24 1030.4
17 17:51 S 17 16.09 Fair CLR 11.7 1.7 51% 77.24 1030.2
17 16:51 SW 24 16.09 Fair CLR 13.3 1.1 44% 77.24 1030.2
17 15:51 SW 20 G 33 16.09 Fair CLR 13.9 2.2 45% 77.27 1030.4
17 14:51 SW 15 16.09 Fair CLR 13.9 1.7 44% 77.29 1030.8
17 13:51 S 20 16.09 Fair CLR 13.3 2.2 47% 77.39 1032.0
17 12:51 SW 20 16.09 Fair CLR 12.8 2.8 12.8 2.2 51% 77.44 1032.8
17 11:51 SW 7 16.09 Fair CLR 11.7 3.3 57% 77.52 1033.7
17 10:51 SW 9 16.09 Fair CLR 10.6 2.2 56% 77.52 1033.9
17 09:51 NW 7 16.09 Fair CLR 8.9 0 54% 8 77.55 1034.2
17 08:51 NW 7 16.09 Fair CLR 6.1 -0.6 63% 5 77.52 1034.2
17 07:51 NW 9 16.09 Fair CLR 3.3 -0.6 76% 1 77.47 1033.6
17 06:51 NW 9 16.09 Fair CLR 2.2 -1.1 5 2.2 79% -0 77.44 1033.3
17 05:51 NW 9 16.09 Fair CLR 2.2 -1.1 79% -0 77.44 1033.0
17 04:51 NW 11 16.09 Fair CLR 3.3 -1.7 70% 1 77.39 1032.4
17 03:51 NW 11 16.09 Fair CLR 3.3 -1.7 70% 1 77.37 1032.1
17 02:51 NW 13 16.09 Fair CLR 3.9 -1.1 70% 1 77.34 1031.6
17 01:51 NW 11 16.09 Fair CLR 4.4 -1.1 68% 2 77.34 1031.4
17 00:51 NW 11 16.09 Fair CLR 5 -1.7 8.9 5 62% 3 77.32 1031.3
16 23:51 N 11 16.09 Fair CLR 5.6 -1.1 62% 3 77.29 1031.0
16 22:51 N 15 G 31 16.09 Fair CLR 6.1 1.1 71% 3 77.27 1030.6
16 21:51 N 13 16.09 Fair CLR 7.2 2.2 71% 5 77.19 1029.3
16 20:51 NW 13 16.09 Fair CLR 7.2 2.8 74% 5 77.11 1028.5
16 19:51 N 17 16.09 Fair CLR 8.3 2.8 69% 6 77.04 1027.4
16 18:51 N 20 G 44 16.09 A Few Clouds FEW080 8.9 2.8 13.3 8.9 66% 6 76.94 1026.0
16 17:51 N 24 G 44 16.09 Mostly Cloudy FEW047 BKN060 BKN090 9.4 2.8 64% 7 76.84 1024.6
16 16:51 N 22 G 39 16.09 Mostly Cloudy BKN031 BKN041 BKN055 10.6 4.4 66% 76.73 1023.1
16 15:51 N 24 G 43 16.09 Mostly Cloudy SCT036 BKN047 BKN060 12.2 5.6 64% 76.61 1021.5
16 14:51 N 20 G 54 16.09 Mostly Cloudy SCT043 BKN050 12.2 4.4 59% 76.5 1020.0
16 13:51 N 33 G 57 16.09 Mostly Cloudy and Breezy BKN039 BKN048 12.2 5 62% 76.45 1019.1
16 12:51 N 22 G 41 16.09 Mostly Cloudy BKN023 BKN033 11.7 6.1 12.8 9.4 69% 76.4 1018.4 0.08
16 11:51 NW 17 G 35 16.09 Mostly Cloudy BKN021 BKN029 11.1 8.9 86% 76.33 1017.4 0.05
16 10:51 NW 17 G 39 14.48 Light Rain BKN019 BKN025 OVC060 10.6 8.3 86% 76.28 1016.6
16 09:51 NW 15 G 35 16.09 Overcast BKN010 BKN015 OVC021 10 7.8 86% 8 76.23 1016.0 0.03
16 08:51 W 13 16.09 Overcast BKN010 OVC017 9.4 8.3 93% 8 76.17 1015.3 0.03
16 07:51 NW 24 G 43 11.27 Light Rain BKN015 BKN027 OVC042 10 8.3 89% 7 76.1 1014.5
16 06:51 NW 19 G 37 16.09 Overcast OVC027 11.1 7.2 13.3 10.6 77% 76.05 1013.9
16 05:51 W 19 G 37 16.09 Overcast OVC025 11.1 7.2 77% 76.02 1013.4
16 04:51 W 22 G 44 16.09 Overcast BKN023 OVC050 11.1 7.2 77% 75.95 1012.2
16 03:51 W 22 G 52 16.09 Overcast BKN019 BKN026 OVC038 11.7 8.9 83% 75.84 1011.1
16 02:51 W 20 G 37 16.09 Overcast SCT020 OVC027 12.2 9.4 83% 75.79 1010.3
16 01:51 W 20 G 37 16.09 Overcast FEW011 FEW016 OVC026 12.8 10.6 87% 75.72 1009.2
16 00:51 W 19 G 39 16.09 Overcast BKN022 OVC026 13.3 11.1 16.7 13.3 87% 75.67 1008.6 0.08
15 23:51 W 19 G 37 16.09 Overcast BKN013 OVC023 13.9 12.8 93% 75.62 1008.0
15 22:51 W 22 G 35 16.09 Overcast BKN012 OVC018 15 13.9 93% 75.57 1007.1
15 21:51 W 15 G 39 16.09 Overcast FEW010 BKN015 OVC022 16.1 15 93% 75.51 1006.5 0.08
15 20:51 W 11 16.09 Overcast BKN006 OVC015 16.1 16.1 100% 75.49 1005.9 0.03
15 19:51 SW 11 4.83 Light Rain Fog/Mist BKN005 BKN008 OVC015 16.1 16.1 100% 75.49 1006.1 0.05
15 18:51 S 9 14.48 Light Rain SCT005 BKN018 OVC060 15.6 15.6 15.6 13.9 100% 75.54 1006.9 0.05 0.76
15 17:51 S 11 12.87 Light Rain BKN005 BKN029 OVC055 15.6 15.6 100% 75.64 1008.2 0.15
15 16:51 S 11 6.44 Light Rain Fog/Mist BKN005 BKN022 OVC037 15.6 15 96% 75.74 1009.4 0.13
15 15:51 SE 17 6.44 Light Rain Fog/Mist FEW008 OVC014 15 14.4 96% 75.82 1010.5 0.15 0.43
15 14:51 SE 13 G 30 4.83 Light Rain Fog/Mist BKN005 OVC011 14.4 13.9 97% 75.9 1011.7 0.15
15 13:51 SE 22 G 31 8.05 Light Rain Fog/Mist OVC005 13.9 13.9 100% 76.02 1013.4 0.13
15 12:51 SE 15 6.44 Light Rain Fog/Mist BKN005 BKN013 OVC043 13.9 13.3 14.4 13.9 96% 76.15 1015.0 0.08 0.08
15 11:51 SE 11 8.05 Overcast OVC014 14.4 12.2 87% 76.28 1016.5
15 10:51 E 15 16.09 Overcast OVC015 14.4 12.2 87% 76.35 1017.7
15 09:51 E 15 16.09 Overcast BKN012 OVC020 14.4 12.2 87% 76.43 1018.6
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)