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.
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
29 16:51 NE 7 10.00 Overcast BKN018 BKN026 OVC090 45 37.9 77% 42 29.97 1015.2
29 15:51 N 8 10.00 Overcast BKN016 OVC023 45 39.9 83% 41 29.97 1015.3
29 14:51 N 8 10.00 Light Rain OVC017 45 39.9 83% 41 29.97 1015.0
29 13:51 N 9 10.00 Overcast OVC019 46 39 77% 42 29.95 1014.4
29 12:51 N 10 10.00 Overcast OVC019 46 37.9 46.9 45 73% 42 29.94 1014.0
29 11:51 N 12 G 16 10.00 Overcast OVC014 46 39.9 79% 41 29.94 1014.1
29 10:51 N 9 G 17 10.00 Overcast OVC010 46.9 42.1 83% 43 29.94 1013.9
29 09:51 N 7 10.00 Overcast OVC010 46 42.1 86% 43 29.93 1013.6
29 08:51 N 8 10.00 Overcast BKN010 OVC060 46.9 43 86% 44 29.92 1013.3
29 07:51 N 5 10.00 Overcast OVC050 46.9 43 86% 45 29.92 1013.2
29 06:51 N 3 10.00 Overcast OVC055 46 43 55 46 89% 29.92 1013.1
29 05:51 N 7 10.00 Overcast OVC060 46.9 42.1 83% 44 29.91 1012.5
29 04:51 N 12 G 20 10.00 Light Rain BKN065 OVC080 48.9 41 74% 45 29.89 1012.0
29 03:51 NW 3 10.00 Overcast OVC065 53.1 39.9 61% 29.89 1012.0
29 02:51 N 3 10.00 Overcast BKN065 OVC090 54 42.1 64% 29.89 1012.1
29 01:51 N 3 10.00 Overcast FEW060 BKN095 OVC110 53.1 42.1 66% 29.89 1011.9
29 00:51 N 6 10.00 Mostly Cloudy BKN110 55 43 62.1 54 64% 29.89 1011.9
28 23:51 NW 3 10.00 Overcast OVC090 55 43 64% 29.91 1012.8
28 22:51 W 5 10.00 Overcast BKN090 OVC110 57 43 60% 29.92 1013.1
28 21:51 SW 7 10.00 Overcast OVC110 54 46.9 77% 29.92 1013.2
28 20:51 Calm 10.00 A Few Clouds FEW120 55.9 44.1 65% 29.89 1012.2
28 19:51 W 3 10.00 Fair CLR 60.1 43 53% 29.88 1011.6
28 18:51 W 5 10.00 Fair CLR 62.1 42.1 64 59 48% 29.88 1011.7
28 17:51 W 6 10.00 Fair CLR 63 43 48% 29.87 1011.2
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)