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.
25 19:51 S 11 16.09 Fair CLR 22.8 9.4 43% 76.3 1016.2
25 18:51 SE 11 16.09 Fair CLR 23.3 10 26.7 23.3 43% 76.3 1016.5
25 17:51 SE 13 16.09 Fair CLR 23.9 11.1 45% 25 76.3 1016.6
25 16:51 SE 17 G 33 16.09 Fair CLR 24.4 11.7 45% 26 76.33 1016.8
25 15:51 SE 19 G 33 16.09 Fair CLR 24.4 11.7 45% 26 76.35 1017.2
25 14:51 SE 17 16.09 A Few Clouds FEW085 25.6 12.2 43% 26 76.4 1017.8
25 13:51 S 19 16.09 A Few Clouds FEW065 26.1 13.3 45% 26 76.43 1018.2
25 12:51 Vrbl 6 16.09 Fair CLR 26.7 12.8 27.2 15.6 42% 27 76.45 1018.7
25 11:51 SW 7 16.09 Fair CLR 26.1 13.3 45% 26 76.5 1019.2
25 10:51 S 9 16.09 Fair CLR 25.6 13.9 48% 26 76.5 1019.1
25 09:51 S 15 16.09 Fair CLR 23.9 13.3 52% 25 76.5 1019.5
25 08:51 SW 15 16.09 Fair CLR 21.7 13.9 61% 76.53 1019.7
25 07:51 SW 15 16.09 Fair CLR 18.9 13.9 73% 76.5 1019.5
25 06:51 SW 9 14.48 Fair CLR 15.6 13.3 15.6 11.1 86% 76.5 1019.4
25 05:51 SW 11 11.27 Fair CLR 13.3 12.2 93% 76.48 1019.4
25 04:51 SW 11 14.48 Fair CLR 13.3 12.2 93% 76.43 1018.6
25 03:51 S 6 14.48 Fair CLR 12.8 11.7 93% 76.43 1018.5
25 02:51 Calm 8.05 Fog/Mist CLR 11.7 11.7 100% 76.4 1018.1
25 01:51 Calm 16.09 Fair CLR 11.7 11.7 100% 76.4 1018.0
25 00:51 Calm 16.09 Fair CLR 12.2 11.7 17.2 12.2 97% 76.4 1018.0
24 23:51 Calm 16.09 Fair CLR 12.8 11.1 90% 76.38 1017.7
24 22:51 S 9 16.09 Fair CLR 15 12.2 83% 76.35 1017.4
24 21:51 Calm 14.48 Fair CLR 12.8 12.2 96% 76.33 1017.4
24 20:51 Vrbl 6 16.09 Fair CLR 14.4 13.3 93% 76.3 1016.9
24 19:51 SE 9 16.09 Fair CLR 16.1 13.9 87% 76.3 1016.8
24 18:51 SE 11 16.09 Fair CLR 17.2 13.9 23.9 17.2 81% 76.28 1016.6
24 17:51 SE 11 16.09 Fair CLR 17.8 13.9 78% 76.28 1016.7
24 16:51 SE 17 16.09 Fair CLR 18.9 14.4 75% 76.28 1016.7
24 15:51 SE 15 16.09 Fair CLR 20 15 73% 76.28 1016.4
24 14:51 SE 13 16.09 Fair CLR 21.7 13.9 61% 76.25 1016.0
24 13:51 NW 13 16.09 Fair CLR 22.8 8.3 40% 76.28 1016.4
24 12:51 N 9 16.09 A Few Clouds FEW036 21.1 13.3 21.1 13.3 61% 76.3 1016.9 0.51
24 11:51 Vrbl 6 16.09 Mostly Cloudy SCT015 BKN022 19.4 15 76% 76.3 1017.0
24 10:51 W 7 12.87 Mostly Cloudy SCT008 BKN019 16.7 15.6 93% 76.3 1016.9
24 09:51 NW 7 14.48 Mostly Cloudy FEW038 SCT095 BKN120 15.6 14.4 93% 76.23 1016.1 0.05 0.51
24 08:51 Calm 6.44 Light Rain Fog/Mist OVC100 14.4 13.9 97% 76.2 1015.9 0.08
24 07:51 NW 11 4.83 Light Rain Fog/Mist OVC090 13.3 13.3 100% 76.2 1015.9 0.38
24 06:48 NW 9 3.22 Thunderstorm in Vicinity Heavy Rain Fog/Mist SCT005 BKN010 OVC029 12.2 12.2 12.8 11.7 100% 76.2 1015.9 1.17 1.17
24 05:51 NE 6 9.66 Fog/Mist OVC004 11.7 11.7 100% 76.12 1014.7
24 04:51 E 6 12.87 Overcast FEW050 BKN070 OVC095 12.2 11.7 97% 76.12 1014.5
24 03:51 Calm 14.48 Mostly Cloudy SCT065 BKN080 12.2 11.7 97% 76.15 1015.0
24 02:51 Calm 16.09 Partly Cloudy SCT050 SCT100 12.8 11.7 93% 76.15 1014.9
24 01:51 Vrbl 6 14.48 A Few Clouds FEW065 11.7 11.1 96% 76.17 1015.4
24 00:51 E 6 14.48 Partly Cloudy SCT070 11.7 10.6 12.8 10 93% 76.17 1015.3
23 23:51 SE 6 14.48 Overcast BKN055 OVC100 11.1 10.6 97% 76.25 1016.4
23 22:51 E 7 14.48 Fair CLR 10.6 10 96% 76.25 1016.5
23 21:51 E 7 12.87 Fair CLR 10 9.4 96% 9 76.23 1016.4
23 20:51 E 9 12.87 Fair CLR 10 9.4 96% 9 76.23 1016.4
23 19:51 E 11 16.09 Fair CLR 10.6 9.4 92% 76.23 1016.5
23 18:51 E 13 16.09 Fair CLR 12.8 10 16.7 12.8 83% 76.2 1015.9
23 17:51 E 13 16.09 Fair CLR 13.3 10.6 84% 76.23 1016.0
23 16:51 E 11 16.09 Fair CLR 15.6 11.7 78% 76.2 1015.5
23 15:51 NE 15 16.09 Partly Cloudy SCT007 14.4 11.7 84% 76.2 1015.6
23 14:51 E 15 16.09 Fair CLR 16.1 11.7 75% 76.17 1015.1
23 13:51 NE 11 16.09 Mostly Cloudy BKN046 BKN090 15.6 11.7 78% 76.17 1015.3
23 12:51 E 15 16.09 Mostly Cloudy SCT014 BKN080 16.1 12.2 17.2 10.6 78% 76.2 1015.5
23 11:51 N 9 16.09 Overcast BKN008 OVC013 15.6 12.8 84% 76.23 1016.2
23 10:51 N 9 8.05 Fog/Mist OVC004 12.8 11.7 93% 76.28 1016.7
23 09:51 N 7 8.05 Fog/Mist OVC004 11.7 11.1 96% 76.25 1016.6
23 08:51 NE 9 3.22 Fog/Mist OVC003 11.1 11.1 100% 76.23 1016.2
23 07:51 NE 9 9.66 Fog/Mist OVC005 10.6 10 96% 76.2 1016.0
23 06:51 NE 13 16.09 Overcast BKN006 OVC020 11.7 10.6 13.9 11.7 93% 76.17 1015.3
23 05:51 NE 11 16.09 Light Rain FEW007 OVC020 11.7 10.6 93% 76.17 1015.2
23 04:51 E 15 16.09 Overcast BKN020 OVC075 11.7 10 89% 76.15 1014.9
23 03:51 E 15 16.09 Overcast OVC022 11.7 8.9 83% 76.15 1015.1
23 02:51 E 13 16.09 Overcast OVC026 13.3 8.3 72% 76.15 1015.0
23 01:51 E 15 16.09 Overcast OVC027 13.9 8.3 69% 76.15 1014.9
23 00:51 E 13 16.09 Overcast OVC034 13.3 8.3 15.6 13.3 72% 76.17 1015.3
22 23:51 E 15 G 33 16.09 Overcast OVC036 13.3 8.3 72% 76.2 1015.8
22 22:51 E 15 16.09 Overcast OVC044 13.3 7.8 70% 76.23 1016.0
22 21:51 NE 13 16.09 Overcast OVC049 13.9 5 55% 76.23 1016.3
22 20:51 NE 22 G 33 16.09 Mostly Cloudy BKN049 BKN090 13.3 3.9 53% 76.2 1015.7
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)