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.
10 18:51 NE 9 16.09 Overcast OVC048 4.4 0.6 10 4.4 77% 2 77.06 1028.3
10 17:51 NE 20 16.09 Partly Cloudy SCT006 SCT011 5.6 2.8 82% 2 77.04 1027.7
10 16:51 NE 19 G 31 16.09 Mostly Cloudy FEW030 BKN050 7.8 5 83% 5 76.99 1027.0
10 15:51 E 13 16.09 Overcast BKN031 OVC045 8.9 6.1 83% 7 76.94 1026.2
10 14:51 SE 9 16.09 Overcast BKN023 OVC039 8.3 6.1 86% 7 76.91 1026.0
10 13:51 Vrbl 7 16.09 Overcast FEW018 OVC025 9.4 5.6 77% 9 76.89 1025.6
10 12:51 NW 13 16.09 Overcast OVC019 8.9 5.6 8.9 5.6 80% 7 76.86 1025.3 0.03
10 11:51 N 9 16.09 Overcast OVC017 8.9 5.6 80% 8 76.81 1024.7
10 10:51 N 13 16.09 Overcast OVC012 7.8 5 83% 6 76.81 1024.6
10 09:51 N 13 16.09 Overcast BKN007 OVC046 7.2 5.6 90% 5 76.76 1023.8 0.03
10 08:51 N 9 14.48 Overcast OVC006 6.1 5.6 97% 4 76.68 1023.1 0.03
10 07:51 N 15 6.44 Fog/Mist FEW005 BKN016 OVC027 5.6 5 96% 3 76.66 1022.6
10 06:51 N 15 9.66 Fog/Mist FEW007 OVC014 5.6 5 5.6 4.4 96% 3 76.58 1021.3 0.76
10 05:51 N 13 6.44 Fog/Mist OVC002 5 5 100% 2 76.5 1020.3
10 04:51 NE 7 11.27 Overcast OVC002 4.4 4.4 100% 3 76.45 1019.4
10 03:51 NE 11 16.09 Overcast OVC003 4.4 4.4 100% 2 76.4 1018.6 0.05 0.76
10 02:51 N 9 9.66 Light Rain Fog/Mist BKN004 OVC055 5 4.4 96% 3 76.48 1019.5 0.43
10 01:51 NE 11 8.05 Rain Fog/Mist OVC065 5 4.4 96% 3 76.5 1020.1 0.28
10 00:51 NE 9 14.48 Light Rain OVC070 5 3.9 15 5 93% 3 76.58 1020.9 0.08 0.25
09 23:51 NE 13 16.09 Light Rain OVC080 5 3.3 89% 2 76.48 1019.8 0.1
09 22:51 NE 9 16.09 Light Rain OVC075 5 2.8 86% 3 76.56 1021.0 0.05
09 21:51 NE 13 16.09 Light Rain OVC080 5.6 2.2 79% 3 76.58 1021.1 0.03 0.03
09 20:51 NE 17 16.09 Light Rain BKN080 OVC095 6.7 2.2 73% 4 76.48 1019.8
09 19:51 NE 9 16.09 Light Rain FEW065 SCT080 OVC100 8.3 3.9 74% 7 76.53 1020.4
09 18:51 Calm 16.09 Partly Cloudy SCT110 14.4 4.4 20 14.4 51% 76.53 1020.3
09 17:51 Calm 16.09 Fair CLR 16.1 3.9 44% 76.5 1019.8
09 16:51 SE 9 16.09 Fair CLR 16.1 3.3 43% 76.48 1019.3
09 15:51 W 13 16.09 Fair CLR 20 0.6 27% 76.48 1019.1
09 14:51 W 20 16.09 Fair CLR 19.4 0.6 29% 76.5 1019.2
09 13:51 SW 20 G 33 16.09 Fair CLR 19.4 0 27% 76.5 1019.5
09 12:51 W 19 G 33 16.09 Fair CLR 18.3 0 18.3 8.9 29% 76.56 1020.0
09 11:51 W 20 G 33 16.09 Fair CLR 17.2 3.3 40% 76.56 1019.9
09 10:51 W 24 G 37 16.09 Fair CLR 15.6 2.8 42% 76.56 1020.1
09 09:51 W 19 G 31 16.09 Fair CLR 15 2.8 44% 76.53 1019.6
09 08:51 W 24 G 37 16.09 Fair CLR 15 1.7 41% 76.48 1018.9
09 07:51 SW 13 16.09 A Few Clouds FEW120 12.2 5 62% 76.43 1018.4
09 06:51 SW 13 16.09 Partly Cloudy SCT080 10 4.4 16.7 10 68% 8 76.38 1018.0
09 05:51 SW 11 16.09 Overcast OVC080 11.1 5.6 69% 76.33 1017.1
09 04:51 W 7 16.09 Partly Cloudy SCT090 12.8 5.6 62% 76.28 1016.5
09 03:51 W 15 G 30 16.09 Overcast BKN085 OVC100 14.4 7.8 65% 76.23 1015.7
09 02:51 W 19 G 41 16.09 Overcast BKN085 OVC110 16.1 6.1 52% 76.12 1014.2
09 01:51 SW 30 G 59 16.09 Overcast OVC090 16.1 6.1 52% 76.07 1013.8
09 00:51 SW 41 G 56 16.09 Light Rain and Breezy FEW080 OVC100 16.1 6.1 20 16.1 52% 76.12 1014.5
08 23:51 SW 37 G 59 16.09 Overcast and Breezy OVC090 18.3 4.4 40% 76.12 1014.5
08 22:51 S 33 G 52 16.09 Partly Cloudy and Breezy SCT100 17.8 5 43% 76.1 1014.3
08 21:51 S 33 G 57 16.09 Fair and Breezy CLR 18.9 4.4 39% 76.1 1014.5
08 20:51 S 31 G 46 16.09 Fair CLR 18.9 4.4 39% 76.12 1014.8
08 19:51 SW 31 G 48 16.09 Fair CLR 19.4 4.4 37% 76.12 1014.9
08 18:51 SW 43 G 65 16.09 Fair and Windy CLR 20 3.9 21.1 11.7 35% 76.12 1014.8
08 17:51 S 48 G 72 16.09 Fair and Windy CLR 21.1 4.4 34% 76.07 1014.3
08 16:51 S 39 G 59 16.09 Fair and Breezy CLR 21.1 4.4 34% 76.1 1014.7
08 15:51 SW 39 G 59 16.09 Fair and Breezy CLR 20.6 4.4 35% 76.2 1016.0
08 14:51 S 35 G 63 16.09 Fair and Breezy CLR 19.4 3.3 35% 76.28 1017.1
08 13:51 SE 22 G 35 16.09 Fair CLR 14.4 2.8 46% 76.38 1018.6
08 12:51 SE 17 16.09 Fair CLR 11.7 2.8 11.7 2.8 55% 76.45 1019.9
08 11:51 SE 20 16.09 Fair CLR 10 1.1 54% 8 76.56 1021.2
08 10:51 SE 22 16.09 Fair CLR 8.9 0.6 56% 6 76.63 1022.4
08 09:51 S 24 G 39 16.09 Fair CLR 6.1 -0.6 63% 2 76.71 1023.5
08 08:51 SE 26 16.09 Mostly Cloudy SCT080 BKN095 4.4 0 73% 0 76.78 1024.8
08 07:51 SE 26 16.09 Overcast SCT075 OVC100 3.3 -1.1 73% -1 76.86 1025.6
08 06:51 SE 17 G 37 16.09 Mostly Cloudy SCT080 BKN095 2.8 -1.7 3.3 1.1 73% -1 76.89 1026.1 0.05
08 05:51 SE 30 G 44 16.09 Overcast BKN080 OVC095 2.2 -2.2 73% -3 76.89 1026.2
08 04:51 SE 19 G 33 16.09 Overcast OVC110 2.2 -1.1 79% -2 76.91 1026.6 0.03
08 03:51 SE 13 16.09 Light Rain OVC060 2.8 -1.7 73% -0 76.99 1027.3 0.03 0.03
08 02:51 SE 15 16.09 Mostly Cloudy BKN055 BKN120 2.8 -2.2 70% -1 76.99 1027.6
08 01:51 SE 15 16.09 Partly Cloudy SCT060 2.2 -1.7 76% -1 77.01 1027.7
08 00:51 SE 11 16.09 Overcast OVC065 1.1 -1.7 1.1 -2.2 82% -2 77.04 1028.4
07 23:51 SE 13 16.09 Mostly Cloudy SCT070 BKN120 0.6 -2.8 78% -3 77.11 1029.2
07 22:51 SE 9 16.09 Partly Cloudy SCT120 0 -4.4 73% -3 77.17 1030.1
07 21:51 E 7 16.09 Fair CLR -1.7 -6.1 72% -4 77.19 1030.7
07 20:51 E 6 16.09 Fair CLR -1.7 -6.7 69% 77.22 1030.9
07 19:51 E 7 16.09 Fair CLR -1.7 -7.2 66% -4 77.22 1031.0
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)