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.
02 17:51 S 43 G 59 16.09 Mostly Cloudy and Windy SCT028 BKN033 BKN085 20 16.1 78% 75.21 1002.6 0.08
02 16:51 SW 33 G 46 4.02 Thunderstorm Rain Fog/Mist and Breezy SCT023 BKN037 OVC050 17.8 16.7 93% 75.26 1003.5 0.64
02 15:51 SE 15 4.83 Light Rain Fog/Mist SCT029 BKN040 OVC075 12.2 12.2 100% 75.23 1003.5 0.08 0.2
02 14:51 SE 13 4.02 Fog/Mist OVC001 10 9.4 96% 8 75.34 1004.9 0.13
02 13:51 SE 15 0.80 Light Rain Fog VV002 7.8 7.8 100% 6 75.44 1006.5
02 12:51 SE 9 0.40 Fog VV002 5.6 5.6 5.6 2.2 100% 4 75.57 1008.2 0.94
02 11:51 E 13 0.80 Light Rain Fog VV002 4.4 4.4 100% 2 75.67 1009.5 0.1
02 10:51 E 15 G 35 1.61 Rain Fog/Mist VV002 3.3 3.3 100% 0 75.74 1010.7 0.38
02 09:51 E 17 2.82 Light Rain Fog/Mist OVC002 3.3 3.3 100% -0 75.82 1011.6 0.13 0.46
02 08:51 E 19 4.83 Light Rain Fog/Mist OVC002 2.8 2.8 100% -1 75.9 1012.7 0.2
02 07:51 E 22 6.44 Fog/Mist OVC003 2.2 2.2 100% -2 75.95 1013.4 0.13
02 06:51 E 20 14.48 Overcast OVC003 2.2 2.2 2.2 1.7 100% -2 76.02 1014.7 0.05 2.51
02 05:51 E 20 8.05 Light Rain Fog/Mist OVC003 2.2 1.7 97% -2 76.1 1015.6 0.69
02 04:51 NE 15 G 37 3.22 Heavy Rain Fog/Mist OVC004 1.7 1.7 100% -2 76.15 1016.0 0.71
02 03:51 E 26 G 41 6.44 Rain Fog/Mist OVC005 1.7 1.1 96% -3 76.2 1016.8 0.56 1.07
02 02:51 E 22 G 43 8.05 Rain Fog/Mist BKN005 OVC012 1.7 1.1 96% -3 76.28 1017.9 0.38
02 01:51 E 24 G 39 14.48 Light Rain OVC018 1.7 0.6 93% -3 76.4 1019.7 0.13
02 00:51 E 30 G 44 12.87 Light Rain BKN022 OVC085 1.7 0 2.8 1.1 89% -4 76.45 1020.2 0.05 0.05
01 23:51 E 24 16.09 Overcast OVC024 2.2 -0.6 82% -3 76.5 1021.2
01 22:51 E 28 G 41 16.09 Overcast OVC024 2.8 0 82% -2 76.5 1020.9
01 21:51 NE 19 16.09 Overcast OVC025 2.8 0.6 86% -1 76.58 1022.0
01 20:51 NE 19 G 33 16.09 Overcast OVC028 1.7 0 89% -2 76.66 1023.0
01 19:51 NE 22 G 41 16.09 Overcast OVC027 1.7 -0.6 85% -3 76.66 1023.0
01 18:51 NE 19 16.09 Overcast OVC027 1.1 -1.1 2.2 1.1 85% -3 76.66 1023.2
01 17:51 NE 28 G 44 16.09 Overcast OVC027 1.1 -1.1 85% -4 76.68 1023.4
01 16:51 N 26 G 41 16.09 Overcast OVC020 2.2 -1.1 79% -3 76.71 1023.7
01 15:51 NE 28 G 43 16.09 Overcast OVC018 1.7 -1.1 82% -4 76.68 1023.3
01 14:51 NE 22 G 48 16.09 Overcast OVC016 2.2 -1.1 79% -2 76.76 1024.2
01 13:51 NE 20 16.09 Overcast OVC015 1.7 -1.7 78% -3 76.81 1025.0
01 12:51 NE 30 G 54 16.09 Overcast OVC015 1.7 -1.7 1.7 0.6 78% -4 76.78 1024.6
01 11:51 N 31 G 52 16.09 Overcast OVC015 1.1 -2.2 79% -5 76.81 1025.1
01 10:51 NE 33 G 46 16.09 Overcast and Breezy OVC016 1.1 -2.2 79% -5 76.81 1025.2
01 09:51 NE 26 G 46 16.09 Overcast OVC017 1.1 -2.2 79% -4 76.81 1025.0
01 08:51 NE 26 G 41 16.09 Overcast OVC015 1.1 -1.7 82% -4 76.81 1025.0
01 07:51 NE 28 G 54 16.09 Overcast OVC013 1.1 -1.7 82% -4 76.76 1024.4
01 06:51 NE 35 G 50 16.09 Overcast and Breezy OVC013 0.6 -1.7 2.8 0.6 85% -6 76.71 1023.7
01 05:51 N 28 G 50 16.09 Overcast OVC012 1.1 -1.1 85% -4 76.66 1022.8
01 04:49 NE 28 G 44 16.09 Mostly Cloudy BKN014 1.7 -0.6 85% -4 76.58 1021.9
01 03:51 NE 15 G 46 16.09 Mostly Cloudy BKN029 2.2 -1.1 79% -1 76.58 1021.8
01 02:51 NE 26 G 46 16.09 Mostly Cloudy BKN013 BKN028 2.2 0 86% -3 76.56 1021.3
01 01:51 NE 19 G 33 16.09 Overcast BKN011 OVC027 2.8 1.1 89% -1 76.53 1021.0
01 00:51 NE 22 G 33 16.09 Overcast OVC010 2.8 1.7 5.6 2.8 93% -2 76.48 1019.9
31 23:51 NE 17 G 37 16.09 Mostly Cloudy BKN008 2.8 1.7 93% -1 76.4 1018.8
31 22:51 NE 17 16.09 Overcast BKN007 OVC013 3.3 2.8 97% -0 76.35 1017.9
31 21:51 NE 22 16.09 Mostly Cloudy SCT008 BKN075 4.4 3.3 93% 0 76.23 1016.2
31 20:51 N 22 G 37 16.09 Overcast FEW008 SCT016 OVC075 4.4 3.3 93% 0 76.2 1016.0
31 19:51 N 22 G 33 16.09 Overcast SCT010 BKN018 OVC060 4.4 3.3 93% 0 76.1 1014.7
31 18:51 NE 19 G 26 16.09 Overcast FEW006 OVC050 5 4.4 16.1 4.4 96% 2 76.02 1013.5 1.17
31 17:51 NE 7 4.83 Fog/Mist OVC003 5 4.4 96% 4 75.95 1012.4
31 16:51 E 11 3.22 Fog/Mist BKN003 BKN023 OVC035 6.1 5.6 97% 4 75.77 1010.1 0.61
31 15:51 NW 15 2.41 Thunderstorm Heavy Rain Fog/Mist FEW006 OVC017 6.7 6.1 96% 4 75.82 1010.7 0.56 0.56
31 14:51 NE 9 16.09 Overcast OVC021 6.1 3.9 86% 4 75.72 1009.4
31 13:51 NE 17 16.09 Mostly Cloudy BKN023 7.8 6.1 89% 5 75.64 1008.0
31 12:51 Vrbl 11 16.09 Mostly Cloudy BKN044 17.2 15 22.8 16.7 87% 75.57 1006.7 0.03 0.66
31 10:51 SW 39 G 56 16.09 Thunderstorm in Vicinity and Breezy BKN040 OVC100 21.1 13.3 61% 75.54 1006.0
31 09:51 SW 30 G 46 16.09 Partly Cloudy SCT070 22.2 13.9 59% 75.49 1005.4
31 08:51 SW 19 16.09 Fair CLR 18.9 12.8 68% 75.49 1005.4
31 07:51 SW 20 16.09 Fair CLR 17.8 12.8 73% 75.57 1006.4
31 06:51 S 17 16.09 Fair CLR 17.2 12.8 20.6 16.1 76% 75.51 1005.6
31 05:51 S 9 16.09 Fair CLR 17.2 12.8 76% 75.44 1004.7
31 04:51 Vrbl 11 16.09 Mostly Cloudy BKN110 19.4 11.7 61% 75.54 1005.9
31 03:51 W 33 G 52 16.09 Light Rain and Breezy BKN110 18.9 14.4 75% 75.57 1006.5
31 02:51 SW 31 G 46 16.09 A Few Clouds FEW100 20.6 13.9 66% 75.46 1004.9
31 01:51 SW 31 G 50 16.09 Fair CLR 20 14.4 70% 75.49 1005.4
31 00:51 S 31 G 56 16.09 Fair CLR 19.4 14.4 25 19.4 73% 75.44 1004.8
30 23:51 S 35 G 54 16.09 Fair and Breezy CLR 20.6 14.4 68% 75.44 1004.9
30 22:51 SW 30 G 54 16.09 A Few Clouds FEW100 22.2 13.9 59% 75.49 1005.5
30 21:51 SW 17 G 39 16.09 Fair CLR 23.3 12.8 52% 75.46 1005.3
30 20:51 SW 13 16.09 A Few Clouds FEW110 23.3 12.2 50% 75.51 1006.2
30 19:51 SW 26 16.09 Fair CLR 24.4 12.2 47% 26 75.36 1004.2
30 18:51 SW 28 16.09 Fair CLR 25 11.7 26.1 22.8 43% 26 75.41 1005.0
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)