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.
26 11:51 E 15 16.09 Overcast OVC007 8.3 6.7 90% 6 76.48 1020.2
26 10:51 E 15 16.09 Overcast OVC005 8.3 6.7 90% 6 76.48 1020.2
26 09:51 E 13 16.09 Overcast OVC005 7.8 6.7 93% 6 76.48 1020.1
26 08:51 E 15 16.09 Overcast OVC007 6.7 5.6 93% 4 76.48 1020.0
26 07:51 E 15 16.09 Overcast OVC005 6.7 6.1 96% 4 76.45 1019.7
26 06:51 NE 7 9.66 Fog/Mist OVC003 6.7 6.7 6.7 3.9 100% 6 76.4 1019.2
26 05:51 N 11 16.09 A Few Clouds FEW004 5.6 5.6 100% 3 76.38 1018.6
26 04:51 NE 9 16.09 Fair CLR 4.4 3.9 97% 2 76.33 1018.1
26 03:51 NE 9 16.09 Fair CLR 5 4.4 96% 3 76.3 1017.8
26 02:51 E 11 16.09 Fair CLR 5 4.4 96% 3 76.23 1016.7
26 01:51 E 11 16.09 Fair CLR 5.6 4.4 92% 3 76.25 1016.9
26 00:51 NE 9 16.09 Fair CLR 6.1 4.4 7.8 5.6 89% 4 76.25 1017.1
25 23:51 NE 9 16.09 Fair CLR 6.7 5 89% 5 76.23 1016.7
25 22:51 NE 13 16.09 Fair CLR 7.2 5 86% 5 76.23 1016.4
25 21:51 Calm 16.09 Fair CLR 6.7 4.4 85% 76.25 1017.2
25 20:51 N 11 16.09 Fair CLR 7.8 4.4 79% 6 76.25 1016.9
25 19:51 N 17 16.09 Fair CLR 7.2 5 86% 5 76.25 1016.9
25 18:51 NE 24 G 35 16.09 Fair CLR 8.3 5 10.6 7.8 80% 5 76.23 1016.8
25 17:51 NE 13 16.09 Fair CLR 8.3 5.6 83% 6 76.25 1017.1
25 16:51 NE 17 16.09 Fair CLR 9.4 6.1 80% 7 76.23 1016.7
25 15:51 NE 17 16.09 Fair CLR 8.9 5.6 80% 7 76.2 1016.3
25 14:51 NE 19 16.09 Fair CLR 8.9 5.6 80% 6 76.2 1016.3
25 13:51 NE 15 16.09 Fair CLR 9.4 6.1 80% 7 76.23 1016.4
25 12:51 NE 19 16.09 Fair CLR 10.6 6.1 10.6 6.7 74% 76.2 1016.2
25 11:51 NE 15 16.09 Fair CLR 10 6.1 77% 8 76.17 1015.7
25 10:51 NE 17 16.09 Fair CLR 10 6.1 77% 8 76.17 1015.8
25 09:51 N 20 G 33 16.09 Partly Cloudy SCT007 7.8 5.6 86% 5 76.17 1015.6
25 08:51 NE 22 G 37 16.09 Overcast OVC009 6.7 5 89% 3 76.17 1015.6
25 07:51 NE 17 16.09 Overcast OVC008 7.2 5.6 90% 5 76.17 1015.2
25 06:51 N 9 16.09 Overcast OVC007 7.2 6.1 8.3 6.7 93% 6 76.15 1015.0
25 05:51 N 9 16.09 Overcast OVC007 6.7 6.1 96% 5 76.1 1014.3
25 04:51 NE 15 16.09 Overcast OVC009 7.2 5.6 90% 5 76.05 1013.6
25 03:51 N 7 16.09 Overcast OVC007 7.2 6.1 93% 6 75.97 1012.6
25 02:51 N 20 G 30 16.09 Overcast OVC008 7.2 5.6 90% 4 75.92 1012.0
25 01:51 N 19 16.09 Overcast OVC009 8.3 5 80% 6 75.87 1011.3
25 00:51 N 9 16.09 Mostly Cloudy BKN009 7.2 5 20.6 6.7 86% 6 75.87 1011.3
24 23:51 N 15 16.09 Fair CLR 7.2 5.6 90% 5 75.84 1011.0
24 22:51 N 20 16.09 Fair CLR 8.3 6.7 90% 5 75.84 1010.7
24 21:51 NE 28 G 43 16.09 Fair CLR 12.8 10.6 87% 75.77 1009.6
24 20:51 N 7 16.09 Fair CLR 16.1 10.6 70% 75.69 1008.4
24 19:51 N 13 16.09 Fair CLR 17.8 10.6 63% 75.62 1007.3
24 18:51 NW 17 G 28 16.09 Fair CLR 20.6 10.6 21.1 18.9 53% 75.54 1006.4
24 17:51 W 15 G 31 16.09 Partly Cloudy SCT030 20 11.1 57% 75.49 1005.7
24 16:51 W 17 16.09 Fair CLR 20 12.2 61% 75.46 1005.2
24 15:51 W 15 16.09 Mostly Cloudy FEW029 BKN042 19.4 12.8 66% 75.46 1005.2
24 14:51 W 15 16.09 Overcast OVC037 18.9 12.8 68% 75.49 1005.5
24 13:51 W 13 G 28 16.09 Overcast OVC032 18.9 13.3 70% 75.44 1005.0
24 12:51 W 19 G 46 16.09 Partly Cloudy SCT027 20.6 13.9 21.7 18.9 66% 75.41 1004.6
24 11:51 W 15 G 30 16.09 Mostly Cloudy BKN080 21.7 12.2 55% 75.39 1004.0
24 10:51 NW 17 G 39 16.09 Mostly Cloudy SCT028 BKN100 20.6 12.8 61% 75.36 1003.7
24 09:51 W 28 G 46 16.09 Mostly Cloudy BKN028 19.4 12.8 66% 75.34 1003.5
24 08:51 W 15 16.09 Mostly Cloudy BKN055 BKN120 20.6 15.6 73% 75.29 1002.7
24 07:51 SW 13 16.09 Fair CLR 20 15.6 76% 75.23 1002.1
24 06:51 S 11 16.09 Fair CLR 18.9 15 21.7 18.3 78% 75.21 1001.5
24 05:51 SW 13 16.09 Overcast OVC070 18.9 15 78% 75.21 1001.8
24 04:51 SW 20 16.09 Mostly Cloudy BKN037 19.4 14.4 73% 75.23 1002.0
24 03:51 S 24 G 35 16.09 Overcast BKN044 OVC055 20.6 14.4 68% 75.23 1002.2
24 02:51 S 28 G 43 16.09 Fair CLR 21.1 13.9 64% 75.23 1002.2
24 01:51 S 26 16.09 Fair CLR 21.1 13.3 61% 75.29 1002.7
24 00:51 S 28 16.09 A Few Clouds FEW090 21.7 12.8 25.6 21.7 57% 75.34 1003.4
23 23:51 S 28 16.09 Overcast OVC090 22.2 12.2 53% 75.41 1004.2
23 22:51 S 26 G 39 16.09 A Few Clouds FEW075 22.8 11.1 48% 75.44 1004.7
23 21:51 S 19 16.09 Fair CLR 22.8 10.6 46% 75.44 1004.8
23 20:51 S 15 16.09 Fair CLR 23.3 10.6 45% 75.41 1004.3
23 19:51 S 17 16.09 Fair CLR 23.9 10.6 43% 25 75.41 1004.4
23 18:51 S 28 G 44 16.09 Fair CLR 25.6 11.7 26.7 21.7 42% 26 75.39 1004.3
23 17:51 S 22 G 56 16.09 A Few Clouds FEW065 26.1 11.7 41% 26 75.46 1005.3
23 16:51 S 24 G 44 16.09 Fair CLR 26.7 11.7 39% 27 75.49 1005.8
23 15:51 SE 13 16.09 A Few Clouds FEW060 22.8 12.8 53% 75.57 1007.1
23 14:51 SE 20 16.09 A Few Clouds FEW055 22.2 14.4 61% 75.67 1008.4
23 13:51 SE 26 G 37 16.09 Partly Cloudy SCT055 22.2 14.4 61% 75.74 1009.4
23 12:51 SE 17 16.09 Fair CLR 21.7 14.4 22.8 11.1 63% 75.82 1010.6
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)