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.
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
28 13:51 S 17 16.09 Fair CLR 4.4 -6.1 47% 1 77.5 1034.2
28 12:51 S 20 G 31 16.09 Fair CLR 4.4 -10 5 -6.1 35% 1 77.6 1035.8
28 11:51 SW 17 16.09 Fair CLR 3.3 -10 37% -0 77.7 1036.9
28 10:51 SW 15 16.09 Fair CLR 1.7 -11.1 38% -2 77.75 1038.0
28 09:51 SW 7 16.09 Fair CLR -0.6 -11.7 43% -3 77.83 1038.8
28 08:51 Vrbl 6 16.09 Fair CLR -1.1 -9.4 54% 77.83 1038.8
28 07:51 W 7 16.09 Fair CLR -3.3 -9.4 63% -6 77.8 1038.7
28 06:51 Calm 16.09 Fair CLR -5.6 -10.6 -1.1 -6.7 68% 77.72 1037.9
28 05:51 N 6 16.09 Fair CLR -6.7 -9.4 81% 77.72 1037.7
28 04:51 Calm 16.09 Fair CLR -4.4 -10 65% 77.72 1037.8
28 03:51 W 6 16.09 Fair CLR -3.3 -9.4 63% 77.75 1037.9
28 02:51 NW 6 16.09 Fair CLR -2.2 -9.4 58% 77.7 1036.9
28 01:51 N 11 16.09 Fair CLR -1.7 -10 54% -5 77.67 1036.8
28 00:51 N 13 16.09 Fair CLR -1.1 -8.9 0.6 -3.3 56% -5 77.67 1036.9
27 23:51 N 9 16.09 Fair CLR -1.1 -7.2 64% -4 77.6 1035.8
27 22:51 Calm 16.09 A Few Clouds FEW070 -2.8 -4.4 89% 77.55 1035.4
27 21:51 N 6 16.09 Mostly Cloudy SCT060 BKN075 -1.1 -3.9 82% 77.5 1034.5
27 20:51 Calm 16.09 Overcast OVC080 -0.6 -3.9 79% 77.42 1033.4
27 19:51 E 7 16.09 Overcast OVC080 0 -3.9 75% -2 77.32 1032.0
27 18:51 SE 11 16.09 Mostly Cloudy BKN075 0.6 -4.4 5.6 0.6 70% -2 77.24 1031.2
27 17:51 SE 11 16.09 Mostly Cloudy BKN070 1.1 -4.4 67% -2 77.19 1030.6
27 16:51 E 13 16.09 Overcast OVC065 1.1 -5 64% -2 77.19 1030.2
27 15:51 E 13 16.09 Overcast OVC060 1.1 -5 64% -2 77.17 1030.0
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)