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.
11 01:51 N 19 16.09 Overcast BKN095 OVC110 6.7 2.8 76% 4 76.61 1021.6
11 00:51 N 11 16.09 Overcast OVC110 8.3 1.7 11.7 6.1 63% 7 76.61 1021.3
10 23:51 Calm 16.09 Overcast OVC110 6.7 3.3 79% 76.53 1020.6
10 22:51 Calm 16.09 Overcast OVC120 7.2 2.8 74% 76.5 1020.2
10 21:51 S 7 16.09 Mostly Cloudy BKN110 6.7 2.2 73% 6 76.48 1019.9
10 20:51 SE 9 16.09 A Few Clouds FEW110 9.4 1.1 56% 8 76.45 1019.5
10 19:51 SE 13 16.09 Fair CLR 10 1.7 57% 8 76.43 1019.0
10 18:51 SE 11 16.09 Mostly Cloudy BKN100 11.7 1.7 14.4 11.7 51% 76.43 1019.1
10 17:51 SE 15 16.09 Partly Cloudy SCT100 13.3 1.1 44% 76.43 1019.5
10 16:51 SE 19 16.09 Mostly Cloudy BKN095 12.8 1.1 45% 76.4 1019.3
10 15:51 SE 20 16.09 Mostly Cloudy BKN100 13.9 0 39% 76.43 1019.2
10 14:51 SE 13 16.09 Mostly Cloudy BKN100 13.3 -1.1 37% 76.43 1019.3
10 13:51 SE 19 16.09 Mostly Cloudy BKN090 13.3 -3.3 32% 76.43 1019.3
10 12:51 SE 19 16.09 Overcast OVC085 13.3 -3.3 14.4 6.1 32% 76.45 1019.5
10 11:51 E 19 16.09 Partly Cloudy SCT080 13.3 -3.3 32% 76.43 1019.1
10 10:51 E 11 16.09 Fair CLR 12.8 -4.4 30% 76.45 1019.4
10 09:51 Calm 16.09 Fair CLR 12.2 -4.4 31% 76.43 1019.3
10 08:51 Calm 16.09 Fair CLR 11.1 -3.3 37% 76.4 1018.7
10 07:51 NW 6 16.09 Fair CLR 9.4 0.6 55% 76.35 1018.1
10 05:51 NW 7 16.09 Fair CLR 1.7 1.1 96% -0 76.25 1016.6
10 04:51 Calm 16.09 Fair CLR 0.6 0 96% 76.23 1016.3
10 03:51 Calm 16.09 Fair CLR 2.2 1.1 93% 76.17 1015.4
10 02:51 Calm 16.09 Fair CLR 3.3 1.7 89% 76.1 1014.5
10 01:51 NE 7 16.09 Fair CLR 6.7 1.1 68% 6 76.05 1013.5
10 00:51 N 13 16.09 Fair CLR 7.8 2.2 13.9 4.4 68% 6 76 1013.1
09 23:51 NE 15 G 31 16.09 Fair CLR 8.9 1.7 61% 7 75.92 1011.8
09 22:51 Calm 16.09 Fair CLR 5 2.2 82% 75.82 1010.9
09 21:51 Calm 16.09 Fair CLR 7.2 2.8 74% 75.77 1010.0
09 20:51 NE 7 16.09 Fair CLR 9.4 1.7 59% 9 75.67 1008.8
09 19:51 NE 9 16.09 Fair CLR 11.7 1.1 48% 75.59 1007.5
09 18:51 NE 15 G 31 16.09 A Few Clouds FEW085 13.9 1.1 22.8 13.9 42% 75.49 1006.3
09 17:51 NW 19 G 33 16.09 Partly Cloudy SCT085 19.4 2.8 33% 75.41 1004.8
09 16:51 N 20 G 35 16.09 Partly Cloudy SCT085 20.6 3.9 33% 75.34 1003.9
09 15:51 W 26 G 50 16.09 Fair CLR 22.2 1.1 25% 75.26 1002.8
09 14:51 W 28 G 59 16.09 A Few Clouds FEW095 21.7 1.7 27% 75.23 1002.4
09 13:51 W 28 G 46 16.09 Partly Cloudy SCT090 SCT110 21.7 2.8 29% 75.21 1002.3
09 12:51 W 20 G 35 16.09 Mostly Cloudy BKN100 BKN120 19.4 2.2 20 12.8 32% 75.23 1002.8
09 11:51 NW 24 G 39 16.09 Mostly Cloudy BKN110 18.9 1.1 30% 75.29 1003.3
09 10:51 W 19 16.09 Fair CLR 18.3 6.1 45% 75.26 1003.0
09 09:51 W 15 16.09 Fair CLR 16.7 7.2 54% 75.23 1002.8
09 08:51 W 19 G 31 16.09 Fair CLR 15.6 8.9 65% 75.23 1002.7
09 07:51 W 20 16.09 A Few Clouds FEW100 13.9 9.4 74% 75.23 1002.7
09 06:51 SW 17 16.09 Partly Cloudy SCT110 12.8 8.9 12.8 10 77% 75.21 1002.7
09 05:51 SW 22 16.09 Fair CLR 12.2 8.9 80% 75.16 1001.8
09 04:51 SW 19 16.09 Mostly Cloudy BKN120 12.2 8.9 80% 75.16 1001.9
09 03:51 SW 22 16.09 A Few Clouds FEW110 11.7 8.9 83% 75.21 1002.3
09 02:51 SW 19 16.09 Fair CLR 11.7 8.9 83% 75.21 1002.5
09 01:51 SW 19 16.09 Fair CLR 11.7 8.9 83% 75.26 1003.2
09 00:51 SW 15 16.09 Fair CLR 10 7.2 12.8 10 83% 8 75.34 1004.2
08 23:51 SW 19 16.09 Fair CLR 12.2 6.7 69% 75.34 1004.2
08 22:51 S 11 16.09 Fair CLR 10.6 6.7 77% 75.34 1004.4
08 21:51 S 19 16.09 Fair CLR 12.2 6.1 67% 75.36 1004.8
08 20:51 S 15 16.09 Fair CLR 11.1 3.9 61% 75.41 1005.4
08 19:51 S 17 16.09 Fair CLR 11.7 2.8 55% 75.41 1005.5
08 18:51 SE 15 16.09 Fair CLR 12.8 1.1 16.7 12.8 45% 75.44 1006.1
08 17:51 SE 15 16.09 A Few Clouds FEW090 13.9 -0.6 37% 75.46 1006.7
08 16:51 SE 24 16.09 Fair CLR 15 -3.3 28% 75.49 1006.7
08 15:51 SE 22 16.09 Fair CLR 15.6 -2.8 28% 75.51 1007.1
08 14:51 SE 20 16.09 Fair CLR 16.1 -2.8 27% 75.57 1007.8
08 13:51 SE 17 16.09 Fair CLR 15.6 -1.1 32% 75.64 1008.6
08 12:51 SE 17 16.09 Fair CLR 15.6 1.1 15.6 2.2 38% 75.69 1009.3
08 11:51 SE 15 16.09 Fair CLR 14.4 2.2 44% 75.77 1010.3
08 10:51 Vrbl 11 16.09 Fair CLR 13.9 3.9 51% 75.82 1010.9
08 09:51 Vrbl 9 16.09 Fair CLR 12.2 5 62% 75.82 1011.2
08 08:51 Vrbl 6 16.09 Fair CLR 11.7 5.6 66% 75.82 1011.3
08 07:51 Calm 16.09 Fair CLR 7.2 5 86% 75.84 1011.6
08 06:51 Calm 8.05 Fog/Mist CLR 2.2 1.7 3.9 -0.6 97% 75.84 1011.7
08 05:51 SW 6 4.02 Fog/Mist CLR -0.6 -0.6 100% 75.82 1011.6
08 04:51 Calm 4.83 Fog/Mist CLR 0.6 0.6 100% 75.82 1011.4
08 03:51 Calm 6.44 Fog/Mist CLR 1.7 1.1 96% 75.82 1011.6
08 02:51 Calm 8.05 Fog/Mist CLR 2.2 1.7 97% 75.84 1011.8
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)