Weather observations for the past three days for
Chicago/Waukegan Regional Airport
Imperial (Metric)
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
02 16:51 SE 9 10.00 Mostly Cloudy FEW070 BKN085 48 32 54% 44 30.01 1017.2
02 15:51 SE 12 10.00 Mostly Cloudy FEW075 BKN090 48 30.9 52% 44 30.02 1017.6
02 14:51 SE 13 10.00 Mostly Cloudy BKN085 48 32 54% 43 30.04 1018.2
02 13:51 E 12 10.00 Overcast BKN075 OVC085 48 28.9 48% 44 30.07 1019.0
02 12:51 Vrbl 7 10.00 Mostly Cloudy BKN075 48.9 30 52 34 48% 46 30.08 1019.3
02 11:51 Vrbl 7 10.00 Mostly Cloudy BKN065 BKN080 50 23 35% 48 30.09 1019.8
02 10:51 W 7 10.00 A Few Clouds FEW055 48.9 25 39% 46 30.11 1020.1
02 09:51 NW 12 10.00 A Few Clouds FEW049 46.9 25 42% 42 30.11 1020.4
02 08:51 NW 6 10.00 Fair CLR 45 30 56% 42 30.11 1020.4
02 07:51 W 7 10.00 Fair CLR 39 32 76% 35 30.11 1020.6
02 06:51 W 5 10.00 Fair CLR 34 30 34 27 85% 30 30.1 1020.4
02 05:51 W 5 10.00 Fair CLR 32 28.9 88% 28 30.1 1020.1
02 04:51 Calm 10.00 Fair CLR 28.9 27 92% 30.1 1020.2
02 03:51 W 3 10.00 Fair CLR 28.9 27 92% 30.09 1020.0
02 02:51 W 5 10.00 Fair CLR 30.9 27 85% 27 30.09 1019.8
02 01:51 W 3 10.00 Fair CLR 28 27 96% 30.1 1020.3
02 00:51 Calm 10.00 Fair CLR 30 28 39.9 28.9 92% 30.11 1020.5
01 23:51 Calm 10.00 Fair CLR 30 28.9 96% 30.1 1020.4
01 22:51 Calm 10.00 Fair CLR 32 28 85% 30.1 1020.0
01 21:51 Calm 10.00 Fair CLR 32 28.9 88% 30.09 1019.9
01 20:51 Calm 10.00 Mostly Cloudy BKN075 37 26.1 65% 30.08 1019.4
01 19:51 NE 3 10.00 Mostly Cloudy SCT047 BKN055 BKN070 37.9 25 60% 30.07 1019.3
01 18:51 NE 7 10.00 Partly Cloudy SCT050 SCT060 39.9 23 43 39 51% 36 30.07 1019.1
01 17:51 NE 8 10.00 Overcast FEW038 SCT065 OVC080 42.1 26.1 53% 38 30.06 1018.8
01 16:51 E 13 10.00 Overcast FEW033 BKN060 OVC090 41 28.9 62% 34 30.06 1018.6
01 15:51 NE 9 10.00 Mostly Cloudy SCT036 SCT047 BKN060 43 30 60% 38 30.05 1018.4
01 14:51 E 12 10.00 Overcast OVC060 39.9 32 73% 34 30.05 1018.5
01 13:51 E 10 10.00 Mostly Cloudy FEW048 SCT055 BKN080 42.1 35.1 76% 37 30.04 1018.1
01 12:51 NE 12 10.00 Overcast FEW018 OVC065 42.1 35.1 46 37.9 76% 36 30.03 1017.6
01 11:51 NE 12 10.00 Overcast BKN043 OVC060 41 34 76% 35 30.02 1017.5
01 10:51 NE 9 10.00 Mostly Cloudy FEW021 BKN039 BKN048 45 37 74% 41 30.02 1017.1
01 09:51 N 10 G 16 10.00 Mostly Cloudy BKN028 BKN041 46 33.1 61% 42 30.01 1016.8
01 08:51 N 6 10.00 Overcast SCT015 BKN022 OVC027 42.1 37 82% 39 30.01 1017.0
01 07:51 NW 3 10.00 Mostly Cloudy FEW045 BKN070 39.9 37 89% 30.01 1016.8
01 06:51 NW 3 8.00 Overcast FEW046 OVC065 37.9 37 39 37 97% 30 1016.7 0.01
01 05:51 NW 5 10.00 Mostly Cloudy FEW021 FEW045 BKN070 37 36 96% 34 29.98 1016.2
01 04:51 NW 5 10.00 Overcast SCT022 BKN046 OVC110 37.9 37 97% 35 29.98 1015.9
01 03:51 Calm 10.00 Overcast BKN050 BKN070 OVC090 39 37.9 96% 29.97 1015.6 0.01
01 02:51 E 3 10.00 Light Rain FEW034 OVC060 39 36 89% 29.96 1015.1 0.01
01 01:51 Calm 10.00 Light Rain OVC033 39 37 93% 29.97 1015.6
01 00:51 Calm 10.00 Overcast OVC024 39 37.9 39 39 96% 29.98 1016.0 0.05
30 23:51 E 5 10.00 Overcast BKN022 OVC075 39 37 93% 36 29.97 1015.5
30 22:51 E 3 10.00 Light Rain BKN031 OVC070 39 37 93% 29.98 1015.7 0.01
30 21:51 E 3 10.00 Light Rain FEW036 OVC046 39 36 89% 29.99 1015.9 0.02 0.04
30 20:51 E 3 10.00 Light Rain OVC036 39 36 89% 29.97 1015.6
30 19:51 SE 5 10.00 Overcast OVC034 39 35.1 86% 36 29.97 1015.5 0.02
30 18:51 E 5 10.00 Light Rain OVC036 39 35.1 42.1 39 86% 36 29.97 1015.7 0.04 0.05
30 17:51 E 7 10.00 Light Rain SCT031 OVC044 41 35.1 79% 37 29.98 1016.1
30 16:51 E 8 10.00 Light Rain OVC050 41 36 82% 36 29.98 1016.1
30 15:51 E 8 10.00 Light Rain BKN049 OVC055 41 36 82% 36 29.98 1016.2 0.01
30 14:51 E 10 10.00 Overcast OVC060 41 35.1 79% 35 30 1016.7
30 13:51 E 10 10.00 Light Rain BKN046 OVC060 39.9 37 89% 34 30.01 1017.0 0.01
30 12:51 E 10 10.00 Overcast BKN047 BKN060 OVC070 42.1 34 48.9 37 73% 37 30.02 1017.2
30 11:51 E 10 10.00 Overcast BKN075 OVC085 45 35.1 68% 40 30.02 1017.2
30 10:51 E 10 10.00 Partly Cloudy SCT020 SCT028 SCT075 45 35.1 68% 40 30.03 1017.5
30 09:51 NE 8 10.00 Mostly Cloudy BKN021 BKN025 BKN075 48.9 41 74% 46 30.02 1017.2
30 08:51 Calm 10.00 A Few Clouds FEW035 46.9 39 74% 30.02 1017.2
30 07:51 NW 3 10.00 Fair CLR 43 39.9 89% 30.02 1017.3
30 06:51 Calm 8.00 Fair CLR 37 37 39 30.9 100% 30.02 1017.2
30 05:51 Calm 5.00 Fog/Mist CLR 32 32 100% 30.01 1017.2
30 04:51 W 3 5.00 Fog/Mist CLR 33.1 33.1 100% 30.01 1016.9
30 03:51 NW 3 9.00 Fair CLR 36 36 100% 30.01 1016.8
30 02:51 W 3 10.00 Fair CLR 37.9 37.9 100% 30 1016.6
30 01:51 W 6 10.00 Fair CLR 37.9 37 97% 34 30.01 1016.7
30 00:51 W 5 10.00 Fair CLR 37.9 37 44.1 35.1 97% 35 30.01 1017.0
29 23:51 SW 3 10.00 Fair CLR 35.1 35.1 100% 30.01 1017.0
29 22:51 W 5 10.00 Fair CLR 37.9 36 93% 35 30.02 1017.1
29 21:51 SW 3 10.00 Overcast OVC075 41 37.9 89% 30.02 1017.2
29 20:51 SW 3 10.00 Overcast BKN042 OVC070 42.1 37.9 85% 30.02 1016.9
29 19:51 N 3 10.00 Overcast OVC030 41 37.9 89% 30 1016.5
29 18:51 N 10 10.00 Overcast OVC018 44.1 37 46.9 43 76% 39 29.99 1015.8
29 17:51 NE 6 10.00 Overcast OVC019 44.1 37.9 79% 41 29.97 1015.4
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)