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.
04 04:51 NE 13 11.27 Light Rain OVC003 5.6 5.6 100% 3 75.9 1012.5 0.2
04 03:51 E 17 12.87 Overcast OVC002 5.6 5 96% 3 75.87 1011.9 0.71 1.27
04 02:51 N 17 G 41 4.02 Thunderstorm Rain Fog/Mist BKN006 OVC010 5 4.4 96% 2 76.05 1014.4 0.56
04 01:51 NE 19 G 31 16.09 Light Rain OVC012 4.4 3.3 93% 1 76.07 1014.6
04 00:51 NE 19 G 35 16.09 Mostly Cloudy BKN021 3.9 2.8 4.4 2.8 93% 0 76.2 1016.4 0.13
03 23:51 NE 19 16.09 Overcast OVC019 3.9 2.8 93% 0 76.28 1017.4
03 22:51 NE 20 16.09 Overcast OVC022 2.8 2.2 96% -1 76.35 1018.5 0.13
03 21:51 E 20 16.09 Thunderstorm in Vicinity Light Rain OVC025 3.3 1.1 86% -1 76.4 1019.3
03 20:51 NE 19 G 37 16.09 Overcast SCT027 BKN035 OVC055 3.3 0.6 83% -1 76.43 1019.6
03 19:51 NE 24 16.09 Overcast OVC029 3.9 1.1 82% -0 76.53 1020.9
03 18:51 E 20 16.09 Mostly Cloudy BKN027 3.9 1.7 10 3.9 86% 0 76.48 1020.2
03 17:51 NE 20 G 41 16.09 Mostly Cloudy FEW020 SCT033 BKN044 4.4 2.2 86% 1 76.5 1020.5
03 16:51 NE 22 16.09 Overcast BKN018 OVC039 5 2.8 86% 1 76.53 1020.7
03 15:51 NE 22 G 33 16.09 Mostly Cloudy BKN021 6.1 2.8 80% 3 76.5 1020.3
03 14:51 NE 19 16.09 A Few Clouds FEW020 7.8 4.4 79% 5 76.45 1019.6
03 13:51 E 20 16.09 Overcast OVC021 8.9 5 77% 6 76.45 1019.2
03 12:51 Vrbl 9 16.09 Overcast OVC018 9.4 5 9.4 7.2 74% 8 76.43 1018.9
03 11:51 NW 7 16.09 Overcast OVC015 8.3 4.4 77% 7 76.4 1018.5
03 10:51 W 13 16.09 Overcast OVC014 7.8 4.4 79% 6 76.4 1018.6
03 09:51 W 15 16.09 Overcast OVC013 7.2 4.4 83% 5 76.33 1017.6
03 08:51 W 13 16.09 Overcast OVC014 7.2 4.4 83% 5 76.28 1016.7
03 07:51 W 15 16.09 Overcast OVC014 7.2 5 86% 5 76.2 1015.8
03 06:51 W 13 16.09 Overcast OVC015 7.8 5 15.6 7.8 83% 6 76.1 1014.2
03 03:51 W 17 G 43 16.09 Overcast OVC013 10 7.8 86% 8 75.79 1010.6
03 00:51 SW 17 16.09 Overcast SCT019 BKN025 OVC038 15.6 13.3 20 15 86% 75.49 1006.5 0.41
02 23:51 SW 30 16.09 Fair CLR 15.6 13.9 90% 75.39 1005.3
02 22:51 SW 22 16.09 Partly Cloudy FEW048 SCT070 15.6 13.9 90% 75.31 1004.4
02 21:51 SW 17 16.09 Light Rain BKN039 BKN047 OVC070 16.1 15 93% 75.34 1004.4 0.36 0.41
02 20:51 SW 31 G 43 16.09 Thunderstorm in Vicinity Light Rain SCT026 BKN090 OVC110 18.9 16.1 84% 75.29 1003.6 0.05
02 19:51 S 33 G 59 16.09 Partly Cloudy and Breezy SCT030 19.4 16.1 81% 75.18 1002.3
02 18:51 S 26 G 48 16.09 Overcast BKN030 BKN035 OVC049 20 16.1 20 7.8 78% 75.21 1002.7 0.91
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
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)