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.
31 23:51 NE 10 G 23 10.00 Mostly Cloudy BKN008 37 35.1 93% 30 30.08 1018.8
31 22:51 NE 10 10.00 Overcast BKN007 OVC013 37.9 37 97% 32 30.06 1017.9
31 21:51 NE 14 10.00 Mostly Cloudy SCT008 BKN075 39.9 37.9 93% 33 30.01 1016.2
31 20:51 N 14 G 23 10.00 Overcast FEW008 SCT016 OVC075 39.9 37.9 93% 33 30 1016.0
31 19:51 N 14 G 21 10.00 Overcast SCT010 BKN018 OVC060 39.9 37.9 93% 33 29.96 1014.7
31 18:51 NE 12 G 16 10.00 Overcast FEW006 OVC050 41 39.9 61 39.9 96% 35 29.93 1013.5 0.46
31 17:51 NE 5 3.00 Fog/Mist OVC003 41 39.9 96% 38 29.9 1012.4
31 16:51 E 7 2.00 Fog/Mist BKN003 BKN023 OVC035 43 42.1 97% 39 29.83 1010.1 0.24
31 15:51 NW 9 1.50 Thunderstorm Heavy Rain Fog/Mist FEW006 OVC017 44.1 43 96% 40 29.85 1010.7 0.22 0.22
31 14:51 NE 6 10.00 Overcast OVC021 43 39 86% 40 29.81 1009.4
31 13:51 NE 10 10.00 Mostly Cloudy BKN023 46 43 89% 42 29.78 1008.0
31 12:51 Vrbl 7 10.00 Mostly Cloudy BKN044 63 59 73 62.1 87% 29.75 1006.7 0.01 0.26
31 10:51 SW 24 G 35 10.00 Thunderstorm in Vicinity and Breezy BKN040 OVC100 70 55.9 61% 29.74 1006.0
31 09:51 SW 18 G 29 10.00 Partly Cloudy SCT070 72 57 59% 29.72 1005.4
31 08:51 SW 12 10.00 Fair CLR 66 55 68% 29.72 1005.4
31 07:51 SW 13 10.00 Fair CLR 64 55 73% 29.75 1006.4
31 06:51 S 10 10.00 Fair CLR 63 55 69.1 61 76% 29.73 1005.6
31 05:51 S 6 10.00 Fair CLR 63 55 76% 29.7 1004.7
31 04:51 Vrbl 7 10.00 Mostly Cloudy BKN110 66.9 53.1 61% 29.74 1005.9
31 03:51 W 21 G 32 10.00 Light Rain and Breezy BKN110 66 57.9 75% 29.75 1006.5
31 02:51 SW 20 G 29 10.00 A Few Clouds FEW100 69.1 57 66% 29.71 1004.9
31 01:51 SW 20 G 31 10.00 Fair CLR 68 57.9 70% 29.72 1005.4
31 00:51 S 20 G 35 10.00 Fair CLR 66.9 57.9 77 66.9 73% 29.7 1004.8
30 23:51 S 22 G 33 10.00 Fair and Breezy CLR 69.1 57.9 68% 29.7 1004.9
30 22:51 SW 18 G 33 10.00 A Few Clouds FEW100 72 57 59% 29.72 1005.5
30 21:51 SW 10 G 24 10.00 Fair CLR 73.9 55 52% 29.71 1005.3
30 20:51 SW 8 10.00 A Few Clouds FEW110 73.9 54 50% 29.73 1006.2
30 19:51 SW 16 10.00 Fair CLR 75.9 54 47% 78 29.67 1004.2
30 18:51 SW 17 10.00 Fair CLR 77 53.1 79 73 43% 78 29.69 1005.0
30 17:51 SW 17 G 28 10.00 Fair CLR 78.1 53.1 42% 79 29.71 1005.5
30 16:51 SW 20 G 26 10.00 Fair CLR 79 52 39% 79 29.73 1006.4
30 15:51 S 18 G 25 10.00 Fair CLR 78.1 53.1 42% 79 29.76 1007.4
30 14:51 S 21 G 26 10.00 Fair and Breezy CLR 75.9 52 43% 78 29.79 1008.3
30 13:51 SW 16 G 23 10.00 Fair CLR 75 51.1 43% 78 29.82 1009.3
30 12:51 SW 12 10.00 Fair CLR 73 50 73 46 44% 29.84 1010.1
30 11:51 W 14 10.00 Mostly Cloudy BKN080 69.1 48 47% 29.88 1011.7
30 10:51 SW 17 10.00 Fair CLR 68 46.9 47% 29.89 1011.7
30 09:51 SW 14 10.00 A Few Clouds FEW075 62.1 44.1 52% 29.89 1011.8
30 08:51 SW 8 10.00 Overcast OVC075 54 42.1 64% 29.91 1012.9
30 07:51 SW 7 10.00 Mostly Cloudy BKN070 52 41 66% 29.93 1013.4
30 06:51 SW 7 10.00 Fair CLR 46 37 48.9 42.1 71% 43 29.93 1013.4
30 05:51 SW 5 10.00 Fair CLR 44.1 34 68% 42 29.92 1013.4
30 04:51 SW 7 10.00 Fair CLR 45 33.1 63% 42 29.92 1013.2
30 03:51 SW 9 10.00 Fair CLR 46 34 63% 42 29.94 1013.7
30 02:51 SW 7 10.00 Fair CLR 46.9 32 56% 44 29.95 1014.1
30 01:51 SW 5 10.00 Fair CLR 48.9 32 52% 48 29.97 1014.8
30 00:51 SW 8 10.00 Fair CLR 46.9 32 60.1 46 56% 44 29.97 1014.9
29 23:51 SW 7 10.00 Fair CLR 46.9 30.9 54% 44 29.99 1015.5
29 22:51 SW 10 10.00 Fair CLR 51.1 30.9 46% 30 1016.1
29 21:51 SW 8 10.00 Partly Cloudy SCT047 53.1 30 41% 30.02 1016.7
29 20:51 SW 16 10.00 Overcast OVC048 57.9 28.9 33% 30.02 1016.7
29 19:51 SW 10 10.00 Overcast OVC044 59 28.9 32% 30.01 1016.3
29 18:51 SW 12 10.00 Overcast OVC049 60.1 28.9 63 60.1 31% 30.01 1016.2
29 17:51 SW 18 G 24 10.00 Mostly Cloudy BKN050 61 27 27% 30.01 1016.4
29 16:51 SW 12 10.00 Fair CLR 62.1 27 26% 30.02 1016.9
29 15:51 SW 15 G 26 10.00 Fair CLR 62.1 25 24% 30.04 1017.2
29 14:51 SW 15 10.00 Partly Cloudy SCT075 62.1 23 22% 30.07 1018.3
29 13:51 S 12 10.00 Mostly Cloudy BKN075 62.1 26.1 25% 30.1 1019.3
29 12:51 SW 18 G 23 10.00 A Few Clouds FEW085 61 24.1 61 45 24% 30.12 1020.3
29 11:51 SW 17 G 22 10.00 Mostly Cloudy BKN090 59 24.1 26% 30.14 1020.9
29 10:51 SW 17 10.00 Mostly Cloudy BKN100 55 25 31% 30.17 1021.9
29 09:51 SW 17 10.00 Overcast OVC100 52 26.1 37% 30.18 1022.2
29 08:51 SW 14 10.00 Overcast OVC110 48 26.1 42% 43 30.19 1022.8
29 07:51 SW 14 10.00 Overcast OVC110 45 26.1 48% 39 30.21 1023.4
29 06:51 SW 15 10.00 Overcast OVC110 45 27 45 39 49% 39 30.2 1023.3
29 05:51 SW 13 10.00 Overcast OVC110 43 28 56% 37 30.21 1023.6
29 04:51 SW 12 10.00 Fair CLR 39.9 28 63% 34 30.22 1024.1
29 03:51 SW 12 10.00 Fair CLR 41 28 60% 35 30.24 1024.5
29 02:51 SW 13 10.00 Fair CLR 42.1 28 58% 36 30.26 1025.3
29 01:51 SW 10 10.00 Fair CLR 41 28 60% 35 30.27 1025.9
29 00:51 SW 8 10.00 Fair CLR 39 27 46 39 62% 34 30.29 1026.5
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)