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.
04 18:51 SW 17 16.09 Fair CLR 22.2 7.8 26.7 22.2 40% 74.7 995.4
04 17:51 SW 31 G 54 16.09 Mostly Cloudy BKN100 25.6 6.1 29% 26 74.75 996.0
04 16:51 W 20 G 37 16.09 Mostly Cloudy BKN060 25.6 5.6 28% 26 74.78 996.4
04 15:51 SW 30 G 44 16.09 Fair CLR 26.1 2.8 22% 26 74.83 996.7
04 14:51 W 33 G 52 16.09 Fair and Breezy CLR 25.6 1.7 21% 25 74.88 997.5
04 13:51 SW 39 G 54 16.09 Fair and Breezy CLR 25 3.3 24% 25 74.93 998.2
04 12:51 SW 39 G 61 16.09 Fair and Breezy CLR 23.9 2.8 24.4 10 25% 25 74.96 998.5
04 11:51 SW 31 G 50 16.09 Fair CLR 23.3 3.3 27% 75.01 999.4
04 10:51 SW 28 G 46 16.09 Fair CLR 22.8 3.3 28% 75.08 1000.3
04 09:51 SW 22 16.09 Fair CLR 21.1 3.9 32% 75.13 1000.9
04 08:51 SW 19 16.09 Fair CLR 17.8 5.6 45% 75.16 1001.7
04 07:51 SW 17 16.09 Fair CLR 13.3 6.1 62% 75.21 1002.5
04 06:51 SW 15 16.09 Fair CLR 10 5.6 12.8 7.2 74% 8 75.21 1002.4
04 05:51 SW 19 16.09 Fair CLR 7.2 4.4 83% 4 75.21 1002.6
04 04:51 SW 13 16.09 Fair CLR 7.8 5 83% 6 75.23 1002.6
04 03:51 W 11 16.09 Fair CLR 8.9 5.6 80% 7 75.23 1002.7
04 02:51 W 9 16.09 Fair CLR 11.1 5.6 69% 75.26 1002.9
04 01:51 W 13 16.09 Fair CLR 10.6 6.1 74% 75.31 1003.9
04 00:51 SW 15 16.09 Fair CLR 12.8 6.1 19.4 10.6 64% 75.36 1004.3
03 23:51 SW 15 16.09 Fair CLR 11.7 6.1 69% 75.36 1004.5
03 22:51 SW 13 16.09 Fair CLR 11.7 6.1 69% 75.36 1004.5
03 21:51 SW 7 16.09 Fair CLR 13.3 5.6 60% 75.39 1004.9
03 20:51 SW 9 16.09 Fair CLR 12.8 5.6 62% 75.36 1004.8
03 19:51 SW 11 16.09 Fair CLR 15.6 5.6 52% 75.34 1004.2
03 18:51 W 19 16.09 Fair CLR 19.4 4.4 20 14.4 37% 75.34 1004.1
03 17:51 SW 30 G 46 16.09 NULL NULL 19.4 5 39% 75.36 1004.5
03 16:51 SW 39 G 54 16.09 A Few Clouds and Breezy FEW100 19.4 4.4 37% 75.41 1005.0
03 15:51 SW 41 G 57 16.09 Partly Cloudy and Breezy SCT100 19.4 4.4 37% 75.46 1005.7
03 14:51 SW 37 G 56 16.09 Partly Cloudy and Breezy SCT110 17.8 3.9 40% 75.57 1007.3
03 13:51 S 31 G 57 16.09 Mostly Cloudy BKN110 15.6 3.3 44% 75.59 1008.0
03 12:51 SW 37 G 65 16.09 Mostly Cloudy and Breezy BKN095 14.4 4.4 14.4 10 51% 75.69 1009.4
03 11:51 SW 28 G 54 16.09 Overcast OVC080 12.2 4.4 59% 75.82 1011.0
03 10:51 SW 39 G 67 16.09 Partly Cloudy and Breezy SCT050 13.3 3.3 51% 75.87 1011.8
03 09:51 SW 33 G 52 16.09 Fair and Breezy CLR 13.3 3.3 51% 75.87 1011.9
03 08:51 W 37 G 56 16.09 Fair and Breezy CLR 11.7 1.7 51% 75.95 1012.6
03 07:51 SW 31 G 44 16.09 Fair CLR 11.7 0.6 47% 75.95 1012.8
03 05:51 SW 28 G 41 16.09 Mostly Cloudy BKN110 9.4 -1.1 48% 6 75.92 1012.5
03 04:51 SW 22 G 39 16.09 Mostly Cloudy BKN120 8.9 -1.7 48% 6 75.95 1012.7
03 03:51 SW 22 16.09 Fair CLR 8.3 -1.7 50% 5 76 1013.3
03 02:51 SW 17 16.09 Fair CLR 7.2 -1.7 54% 5 76 1013.6
03 01:51 SW 17 16.09 Fair CLR 3.9 -1.7 67% 0 76.05 1014.2
03 00:51 SW 15 16.09 Fair CLR 4.4 -1.1 8.3 3.9 68% 1 76.07 1014.6
02 23:51 SW 13 16.09 Fair CLR 4.4 -1.1 68% 2 76.1 1015.0
02 22:51 SW 13 16.09 Fair CLR 5 -1.1 65% 2 76.12 1015.3
02 21:51 SW 7 16.09 Fair CLR 5 1.7 79% 4 76.15 1015.7
02 20:51 Calm 16.09 Fair CLR 6.1 3.9 86% 76.15 1015.7
02 19:51 S 11 16.09 Fair CLR 7.2 2.8 74% 5 76.15 1015.8
02 18:51 SE 13 16.09 Mostly Cloudy BKN090 8.3 1.7 10 7.8 63% 6 76.17 1016.1
02 17:51 SE 17 16.09 Mostly Cloudy SCT075 BKN090 8.9 1.1 58% 7 76.2 1016.8
02 16:51 SE 15 16.09 Mostly Cloudy FEW070 BKN085 8.9 0 54% 7 76.23 1017.2
02 15:51 SE 19 16.09 Mostly Cloudy FEW075 BKN090 8.9 -0.6 52% 6 76.25 1017.6
02 14:51 SE 20 16.09 Mostly Cloudy BKN085 8.9 0 54% 6 76.3 1018.2
02 13:51 E 19 16.09 Overcast BKN075 OVC085 8.9 -1.7 48% 6 76.38 1019.0
02 12:51 Vrbl 11 16.09 Mostly Cloudy BKN075 9.4 -1.1 11.1 1.1 48% 8 76.4 1019.3
02 11:51 Vrbl 11 16.09 Mostly Cloudy BKN065 BKN080 10 -5 35% 9 76.43 1019.8
02 10:51 W 11 16.09 A Few Clouds FEW055 9.4 -3.9 39% 8 76.48 1020.1
02 09:51 NW 19 16.09 A Few Clouds FEW049 8.3 -3.9 42% 6 76.48 1020.4
02 08:51 NW 9 16.09 Fair CLR 7.2 -1.1 56% 6 76.48 1020.4
02 07:51 W 11 16.09 Fair CLR 3.9 0 76% 1 76.48 1020.6
02 06:51 W 7 16.09 Fair CLR 1.1 -1.1 1.1 -2.8 85% -1 76.45 1020.4
02 05:51 W 7 16.09 Fair CLR 0 -1.7 88% -2 76.45 1020.1
02 04:51 Calm 16.09 Fair CLR -1.7 -2.8 92% 76.45 1020.2
02 03:51 W 6 16.09 Fair CLR -1.7 -2.8 92% 76.43 1020.0
02 02:51 W 7 16.09 Fair CLR -0.6 -2.8 85% -3 76.43 1019.8
02 01:51 W 6 16.09 Fair CLR -2.2 -2.8 96% 76.45 1020.3
02 00:51 Calm 16.09 Fair CLR -1.1 -2.2 4.4 -1.7 92% 76.48 1020.5
01 23:51 Calm 16.09 Fair CLR -1.1 -1.7 96% 76.45 1020.4
01 22:51 Calm 16.09 Fair CLR 0 -2.2 85% 76.45 1020.0
01 21:51 Calm 16.09 Fair CLR 0 -1.7 88% 76.43 1019.9
01 20:51 Calm 16.09 Mostly Cloudy BKN075 2.8 -3.3 65% 76.4 1019.4
01 19:51 NE 6 16.09 Mostly Cloudy SCT047 BKN055 BKN070 3.3 -3.9 60% 76.38 1019.3
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)