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.
11 07:51 N 17 16.09 Light Rain BKN008 OVC024 1.7 1.1 96% -2 75.26 1004.4 0.03
11 06:51 N 20 G 33 9.66 Light Rain Fog/Mist OVC007 1.7 1.1 3.9 1.7 96% -3 75.31 1004.9 0.28 0.43
11 05:51 N 15 G 28 9.66 Light Rain Fog/Mist OVC003 2.2 1.7 97% -1 75.23 1004.0 0.13
11 04:51 N 15 12.87 Thunderstorm in Vicinity Light Rain OVC004 2.2 1.7 97% -1 75.21 1003.5
11 03:51 N 19 16.09 Overcast OVC005 2.8 2.2 96% -1 75.18 1003.1 0.03
11 02:51 N 13 16.09 Overcast OVC005 3.3 2.8 97% 0 75.34 1005.3
11 01:51 N 9 16.09 Overcast OVC005 3.9 2.8 93% 2 75.34 1005.0 0.03
11 00:51 N 15 G 35 6.44 Thunderstorm in Vicinity Heavy Rain Fog/Mist OVC003 3.9 3.9 5.6 3.3 100% 1 75.41 1005.9 0.15 0.51
10 23:51 N 15 16.09 Overcast OVC002 3.3 3.3 100% 0 75.36 1005.7 0.08
10 22:51 NE 20 11.27 Rain BKN003 BKN070 OVC090 4.4 3.9 97% 1 75.36 1005.4 0.08
10 21:51 N 22 G 35 16.09 Light Rain BKN003 OVC016 5 4.4 96% 1 75.51 1007.5 0.1 0.2
10 20:51 N 22 G 39 4.83 Light Rain Fog/Mist OVC003 5 4.4 96% 1 75.44 1006.4 0.05
10 18:51 N 20 1.61 Light Rain Fog/Mist OVC002 3.9 3.9 6.1 2.8 100% 0 75.59 1008.4
10 17:51 NE 22 0.80 Fog OVC002 3.3 3.3 100% -1 75.64 1009.0
10 16:51 N 22 3.22 Fog/Mist OVC004 2.8 2.2 96% -2 75.69 1009.9
10 15:51 N 24 G 41 16.09 Overcast OVC007 3.3 1.7 89% -1 75.77 1010.5
10 14:51 NE 26 G 41 16.09 Overcast OVC010 3.9 1.7 86% -1 75.84 1011.4
10 13:51 N 17 16.09 Overcast OVC012 5.6 2.2 79% 3 75.9 1011.9
10 12:51 N 19 G 31 4.83 Fog/Mist OVC009 5 2.8 5.6 3.9 86% 2 75.97 1013.0
10 11:51 N 19 4.83 Fog/Mist OVC007 3.9 2.8 93% 0 76 1013.5
10 10:51 N 20 G 33 16.09 Overcast OVC007 3.9 2.2 89% 0 75.97 1013.1
10 09:51 N 17 G 35 16.09 Overcast OVC007 3.9 2.8 93% 0 75.92 1012.3
10 08:51 N 17 16.09 Overcast OVC007 4.4 3.3 93% 1 75.87 1011.6
10 07:51 NE 11 16.09 Overcast OVC006 4.4 2.8 89% 2 75.77 1010.3
10 06:51 NE 7 16.09 Overcast OVC004 5.6 3.9 16.1 5.6 89% 4 75.72 1009.3
10 05:51 NE 11 16.09 Overcast OVC005 6.1 3.9 86% 4 75.67 1008.5
10 04:51 NE 11 16.09 Overcast OVC008 6.7 5 89% 5 75.62 1007.7
10 03:51 SW 17 14.48 Overcast OVC009 15.6 14.4 93% 75.54 1006.3
10 02:51 SW 20 14.48 Overcast OVC008 15.6 15 96% 75.51 1006.0
10 01:51 SW 20 12.87 Mostly Cloudy BKN009 15.6 14.4 93% 75.51 1005.9
10 00:51 SW 20 16.09 A Few Clouds FEW010 15 13.9 18.3 14.4 93% 75.54 1006.3
09 23:51 SW 15 16.09 Fair CLR 15 13.3 90% 75.54 1006.7
09 22:51 S 19 16.09 Fair CLR 15.6 13.3 86% 75.54 1006.6
09 21:51 SW 15 16.09 Fair CLR 16.7 12.8 78% 75.51 1006.4
09 20:51 S 17 16.09 Fair CLR 17.2 12.8 76% 75.46 1005.9
09 19:51 S 13 16.09 Mostly Cloudy BKN050 15.6 9.4 67% 75.46 1005.7
09 18:51 SW 15 16.09 Fair CLR 18.3 10 22.8 18.3 59% 75.41 1005.0
09 17:51 SW 24 16.09 Fair CLR 21.1 10 49% 75.36 1004.2
09 16:51 SW 30 G 44 16.09 Fair CLR 22.2 8.9 43% 75.31 1003.7
09 15:51 SW 24 16.09 Fair CLR 22.8 6.1 34% 75.34 1003.8
09 14:51 S 24 16.09 Fair CLR 21.7 5 34% 75.31 1003.6
09 13:51 SW 30 G 43 16.09 Fair CLR 20.6 5 36% 75.36 1004.3
09 12:51 SW 31 G 44 16.09 Fair CLR 20 4.4 20 8.9 36% 75.41 1004.9
09 11:51 SW 30 G 43 16.09 Fair CLR 18.3 3.3 37% 75.41 1005.1
09 10:51 SW 31 G 44 16.09 Fair CLR 16.7 2.2 38% 75.44 1005.4
09 09:51 SW 30 16.09 Fair CLR 13.9 1.7 44% 75.44 1005.6
09 08:51 SW 30 G 46 16.09 Fair CLR 11.7 1.7 51% 75.41 1005.2
09 07:51 SW 28 16.09 Fair CLR 10 1.1 54% 7 75.41 1005.2
09 06:51 SW 24 16.09 Fair CLR 8.9 1.1 11.7 8.9 58% 6 75.41 1005.4
09 05:51 SW 26 16.09 Fair CLR 9.4 1.1 56% 6 75.41 1005.4
09 04:51 SW 20 16.09 Fair CLR 9.4 1.7 59% 7 75.41 1005.1
09 03:51 SW 26 G 41 16.09 Fair CLR 10.6 1.1 52% 75.41 1005.1
09 02:51 SW 26 16.09 Fair CLR 10.6 1.7 54% 75.46 1005.7
09 01:51 SW 28 G 39 16.09 Fair CLR 11.1 1.7 53% 75.49 1006.2
09 00:51 SW 31 G 44 16.09 Fair CLR 11.1 1.7 14.4 11.1 53% 75.51 1006.7
08 23:51 SW 28 G 44 16.09 Fair CLR 11.7 2.2 52% 75.51 1006.8
08 22:51 SW 20 G 39 16.09 Fair CLR 11.7 2.8 55% 75.54 1007.1
08 21:51 SW 28 G 43 16.09 Fair CLR 12.8 2.8 51% 75.51 1007.0
08 20:51 SW 30 G 43 16.09 Fair CLR 13.9 2.8 47% 75.49 1006.7
08 19:51 SW 22 16.09 Fair CLR 14.4 2.2 44% 75.49 1006.7
08 18:51 SW 20 16.09 Fair CLR 14.4 2.8 16.7 12.8 46% 75.46 1006.5
08 17:51 SW 33 G 52 16.09 Fair and Breezy CLR 15.6 3.3 44% 75.44 1006.2
08 16:51 SW 39 G 56 16.09 Fair and Breezy CLR 16.1 3.3 43% 75.46 1006.5
08 15:51 SW 33 G 57 16.09 Fair and Breezy CLR 16.1 2.8 41% 75.51 1007.0
08 14:51 SW 41 G 59 16.09 Fair and Breezy CLR 15.6 2.8 42% 75.51 1007.1
08 13:51 SW 39 G 52 16.09 Fair and Breezy CLR 14.4 2.2 44% 75.54 1007.6
08 12:51 SW 54 G 69 16.09 Fair and Windy CLR 12.8 1.1 12.8 1.1 45% 75.59 1008.2
08 11:51 SW 43 G 65 16.09 Fair and Windy CLR 11.1 0.6 49% 75.69 1009.5
08 10:51 SW 39 G 54 16.09 Fair and Breezy CLR 9.4 0.6 55% 6 75.77 1010.5
08 09:51 SW 33 G 48 16.09 Fair and Breezy CLR 6.1 0.6 68% 2 75.79 1011.2
08 08:51 SW 37 G 46 16.09 Fair and Breezy CLR 3.3 0.6 83% -2 75.82 1011.5
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)