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.
31 13:51 NE 17 16.09 Mostly Cloudy BKN023 7.8 6.1 89% 5 75.64 1008.0
31 12:51 Vrbl 11 16.09 Mostly Cloudy BKN044 17.2 15 22.8 16.7 87% 75.57 1006.7 0.03 0.66
31 10:51 SW 39 G 56 16.09 Thunderstorm in Vicinity and Breezy BKN040 OVC100 21.1 13.3 61% 75.54 1006.0
31 09:51 SW 30 G 46 16.09 Partly Cloudy SCT070 22.2 13.9 59% 75.49 1005.4
31 08:51 SW 19 16.09 Fair CLR 18.9 12.8 68% 75.49 1005.4
31 07:51 SW 20 16.09 Fair CLR 17.8 12.8 73% 75.57 1006.4
31 06:51 S 17 16.09 Fair CLR 17.2 12.8 20.6 16.1 76% 75.51 1005.6
31 05:51 S 9 16.09 Fair CLR 17.2 12.8 76% 75.44 1004.7
31 04:51 Vrbl 11 16.09 Mostly Cloudy BKN110 19.4 11.7 61% 75.54 1005.9
31 03:51 W 33 G 52 16.09 Light Rain and Breezy BKN110 18.9 14.4 75% 75.57 1006.5
31 02:51 SW 31 G 46 16.09 A Few Clouds FEW100 20.6 13.9 66% 75.46 1004.9
31 01:51 SW 31 G 50 16.09 Fair CLR 20 14.4 70% 75.49 1005.4
31 00:51 S 31 G 56 16.09 Fair CLR 19.4 14.4 25 19.4 73% 75.44 1004.8
30 23:51 S 35 G 54 16.09 Fair and Breezy CLR 20.6 14.4 68% 75.44 1004.9
30 22:51 SW 30 G 54 16.09 A Few Clouds FEW100 22.2 13.9 59% 75.49 1005.5
30 21:51 SW 17 G 39 16.09 Fair CLR 23.3 12.8 52% 75.46 1005.3
30 20:51 SW 13 16.09 A Few Clouds FEW110 23.3 12.2 50% 75.51 1006.2
30 19:51 SW 26 16.09 Fair CLR 24.4 12.2 47% 26 75.36 1004.2
30 18:51 SW 28 16.09 Fair CLR 25 11.7 26.1 22.8 43% 26 75.41 1005.0
30 17:51 SW 28 G 44 16.09 Fair CLR 25.6 11.7 42% 26 75.46 1005.5
30 16:51 SW 31 G 43 16.09 Fair CLR 26.1 11.1 39% 26 75.51 1006.4
30 15:51 S 30 G 41 16.09 Fair CLR 25.6 11.7 42% 26 75.59 1007.4
30 14:51 S 33 G 43 16.09 Fair and Breezy CLR 24.4 11.1 43% 26 75.67 1008.3
30 13:51 SW 26 G 37 16.09 Fair CLR 23.9 10.6 43% 25 75.74 1009.3
30 12:51 SW 19 16.09 Fair CLR 22.8 10 22.8 7.8 44% 75.79 1010.1
30 11:51 W 22 16.09 Mostly Cloudy BKN080 20.6 8.9 47% 75.9 1011.7
30 10:51 SW 28 16.09 Fair CLR 20 8.3 47% 75.92 1011.7
30 09:51 SW 22 16.09 A Few Clouds FEW075 16.7 6.7 52% 75.92 1011.8
30 08:51 SW 13 16.09 Overcast OVC075 12.2 5.6 64% 75.97 1012.9
30 07:51 SW 11 16.09 Mostly Cloudy BKN070 11.1 5 66% 76.02 1013.4
30 06:51 SW 11 16.09 Fair CLR 7.8 2.8 9.4 5.6 71% 6 76.02 1013.4
30 05:51 SW 7 16.09 Fair CLR 6.7 1.1 68% 6 76 1013.4
30 04:51 SW 11 16.09 Fair CLR 7.2 0.6 63% 5 76 1013.2
30 03:51 SW 15 16.09 Fair CLR 7.8 1.1 63% 6 76.05 1013.7
30 02:51 SW 11 16.09 Fair CLR 8.3 0 56% 7 76.07 1014.1
30 01:51 SW 7 16.09 Fair CLR 9.4 0 52% 9 76.12 1014.8
30 00:51 SW 13 16.09 Fair CLR 8.3 0 15.6 7.8 56% 6 76.12 1014.9
29 23:51 SW 11 16.09 Fair CLR 8.3 -0.6 54% 7 76.17 1015.5
29 22:51 SW 17 16.09 Fair CLR 10.6 -0.6 46% 76.2 1016.1
29 21:51 SW 13 16.09 Partly Cloudy SCT047 11.7 -1.1 41% 76.25 1016.7
29 20:51 SW 26 16.09 Overcast OVC048 14.4 -1.7 33% 76.25 1016.7
29 19:51 SW 17 16.09 Overcast OVC044 15 -1.7 32% 76.23 1016.3
29 18:51 SW 19 16.09 Overcast OVC049 15.6 -1.7 17.2 15.6 31% 76.23 1016.2
29 17:51 SW 30 G 39 16.09 Mostly Cloudy BKN050 16.1 -2.8 27% 76.23 1016.4
29 16:51 SW 19 16.09 Fair CLR 16.7 -2.8 26% 76.25 1016.9
29 15:51 SW 24 G 43 16.09 Fair CLR 16.7 -3.9 24% 76.3 1017.2
29 14:51 SW 24 16.09 Partly Cloudy SCT075 16.7 -5 22% 76.38 1018.3
29 13:51 S 19 16.09 Mostly Cloudy BKN075 16.7 -3.3 25% 76.45 1019.3
29 12:51 SW 30 G 37 16.09 A Few Clouds FEW085 16.1 -4.4 16.1 7.2 24% 76.5 1020.3
29 11:51 SW 28 G 35 16.09 Mostly Cloudy BKN090 15 -4.4 26% 76.56 1020.9
29 10:51 SW 28 16.09 Mostly Cloudy BKN100 12.8 -3.9 31% 76.63 1021.9
29 09:51 SW 28 16.09 Overcast OVC100 11.1 -3.3 37% 76.66 1022.2
29 08:51 SW 22 16.09 Overcast OVC110 8.9 -3.3 42% 6 76.68 1022.8
29 07:51 SW 22 16.09 Overcast OVC110 7.2 -3.3 48% 4 76.73 1023.4
29 06:51 SW 24 16.09 Overcast OVC110 7.2 -2.8 7.2 3.9 49% 4 76.71 1023.3
29 05:51 SW 20 16.09 Overcast OVC110 6.1 -2.2 56% 3 76.73 1023.6
29 04:51 SW 19 16.09 Fair CLR 4.4 -2.2 63% 1 76.76 1024.1
29 03:51 SW 19 16.09 Fair CLR 5 -2.2 60% 2 76.81 1024.5
29 02:51 SW 20 16.09 Fair CLR 5.6 -2.2 58% 2 76.86 1025.3
29 01:51 SW 17 16.09 Fair CLR 5 -2.2 60% 2 76.89 1025.9
29 00:51 SW 13 16.09 Fair CLR 3.9 -2.8 7.8 3.9 62% 1 76.94 1026.5
28 23:51 SW 15 16.09 Fair CLR 5.6 -2.8 55% 3 76.94 1026.4
28 22:51 SW 20 16.09 Fair CLR 6.1 -2.8 53% 3 76.91 1026.2
28 21:51 S 20 G 35 16.09 Partly Cloudy SCT100 7.2 -3.9 46% 4 76.94 1026.5
28 20:51 S 30 G 43 16.09 Overcast OVC100 7.8 -4.4 42% 4 76.94 1026.7
28 19:51 S 24 16.09 Overcast OVC100 7.8 -4.4 42% 5 76.99 1027.4
28 18:51 S 20 16.09 Overcast OVC110 7.8 -5.6 8.3 4.4 38% 5 77.04 1028.1
28 17:51 SW 28 16.09 Overcast OVC120 7.8 -7.2 34% 4 77.09 1028.9
28 16:51 SW 28 16.09 Fair CLR 7.8 -7.8 33% 4 77.17 1029.9
28 15:51 S 13 16.09 Fair CLR 6.7 -3.9 47% 4 77.22 1030.6
28 14:51 S 22 G 33 16.09 Fair CLR 6.7 -7.2 37% 3 77.37 1032.7
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)