Weather observations for the past three days for
Chicago/Waukegan Regional Airport
Metric (Imperial)
Date Time (cst) 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 08:51 NW 17 16.09 Fair CLR 3.3 -2.8 65% -0 75.79 1011.4
10 07:51 NW 13 16.09 Fair CLR 3.3 -1.1 73% 0 75.72 1010.5
10 06:51 W 7 16.09 Fair CLR 3.3 -1.1 73% 2 75.67 1009.6
10 05:51 W 7 16.09 Fair CLR 3.9 -1.1 5 2.2 70% 2 75.62 1009.0
10 04:51 W 11 16.09 Fair CLR 3.9 -0.6 73% 1 75.59 1008.7
10 03:51 W 13 16.09 Fair CLR 4.4 -1.1 68% 2 75.59 1008.5
10 02:51 SW 17 16.09 Fair CLR 4.4 -1.1 68% 1 75.59 1008.8
10 01:51 S 17 16.09 Fair CLR 3.3 -2.2 68% -0 75.64 1009.3
10 00:51 SW 19 16.09 Fair CLR 2.8 -1.7 73% -1 75.72 1010.6
09 23:51 S 15 16.09 Fair CLR 2.2 -2.2 2.8 1.7 73% -1 75.79 1011.4
09 22:51 SW 17 16.09 Fair CLR 2.2 -3.3 67% -2 75.84 1012.2
09 21:51 S 22 16.09 Fair CLR 2.8 -3.3 65% -2 75.82 1012.0
09 20:51 S 19 16.09 Fair CLR 2.2 -4.4 62% -2 75.87 1012.7
09 19:51 S 15 16.09 Fair CLR 2.2 -5 59% -1 75.95 1013.8
09 18:51 S 15 16.09 A Few Clouds FEW120 2.2 -5 59% -1 76.02 1014.8
09 17:51 S 15 16.09 Fair CLR 2.2 -5.6 2.2 -0.6 57% -1 76.1 1016.0
09 16:51 SE 9 16.09 Fair CLR 0.6 -3.9 72% -2 76.1 1016.0
09 15:51 S 11 16.09 Fair CLR 0 -3.9 75% -3 76.17 1016.9
09 14:51 SE 15 16.09 Fair CLR 0 -4.4 73% -4 76.23 1017.4
09 13:51 S 6 16.09 Fair CLR 0.6 -5.6 64% 76.28 1018.4
09 12:51 S 13 16.09 Fair CLR 0.6 -8.3 52% -3 76.28 1018.2
09 11:51 SW 9 16.09 Fair CLR -0.6 -8.9 -0.6 -6.7 54% -3 76.4 1019.9
09 10:51 S 6 16.09 Fair CLR -1.7 -8.9 58% 76.5 1021.4
09 09:51 S 13 16.09 Fair CLR -2.8 -8.9 63% -7 76.56 1022.1
09 08:51 S 13 16.09 Fair CLR -3.9 -8.3 72% -8 76.61 1022.9
09 07:51 S 11 14.48 Fair CLR -4.4 -7.2 81% -8 76.61 1022.9
09 06:51 Calm 14.48 Fair CLR -6.1 -7.8 88% 76.68 1023.9
09 05:51 SE 7 16.09 Fair CLR -4.4 -7.2 -3.3 -5 81% -7 76.66 1023.7
09 04:51 SE 7 16.09 Overcast OVC060 -3.9 -6.7 81% -7 76.68 1024.1
09 03:51 SE 15 16.09 Overcast OVC055 -3.3 -6.7 78% -8 76.68 1023.8
09 02:51 S 9 16.09 Overcast OVC055 -3.3 -6.7 78% -7 76.66 1023.6
09 01:51 S 9 16.09 Overcast OVC055 -3.3 -7.2 75% -7 76.76 1025.0
09 00:51 SE 17 16.09 Overcast OVC055 -3.3 -6.7 78% -8 76.78 1025.3
08 23:51 SE 15 16.09 Overcast OVC055 -3.3 -6.7 -2.8 -3.3 78% -8 76.86 1026.2
08 22:51 SE 17 16.09 Overcast OVC055 -3.3 -7.2 75% -8 76.86 1026.4
08 21:51 SE 17 16.09 Overcast OVC055 -3.3 -7.2 75% -8 76.91 1027.0
08 20:51 SE 22 16.09 Overcast OVC060 -3.3 -7.2 75% -9 76.94 1027.2
08 19:51 SE 19 16.09 Overcast OVC060 -2.8 -7.2 72% -8 76.91 1027.1
08 18:51 SE 15 16.09 Mostly Cloudy BKN060 -2.8 -7.2 72% -7 76.94 1027.3
08 17:51 SE 19 16.09 Overcast FEW019 OVC060 -2.8 -7.2 -2.8 -3.9 72% -8 76.94 1027.2
08 16:51 SE 13 16.09 Overcast OVC060 -2.8 -6.7 75% -7 76.91 1027.0
08 15:51 SE 17 G 31 16.09 Overcast SCT018 OVC065 -3.3 -7.2 75% -8 76.94 1027.4
08 14:51 E 22 G 35 16.09 Mostly Cloudy BKN016 -3.3 -7.2 75% -9 76.94 1027.3
08 13:51 SE 24 16.09 Mostly Cloudy BKN016 -3.9 -7.2 78% -10 76.96 1027.7
08 12:51 SE 22 G 35 16.09 Mostly Cloudy BKN016 -3.3 -7.2 75% -9 76.99 1028.3
08 11:51 SE 24 G 35 16.09 Mostly Cloudy BKN015 -3.3 -7.2 -3.3 -4.4 75% -10 77.06 1029.1
08 10:51 SE 24 16.09 Mostly Cloudy BKN016 -3.9 -7.2 78% -10 77.11 1029.9
08 09:51 SE 15 16.09 Overcast OVC015 -3.9 -7.2 78% -9 77.09 1029.5
08 08:51 SE 19 16.09 Overcast OVC016 -3.9 -7.2 78% -9 77.06 1029.3
08 07:51 SE 15 16.09 Overcast OVC015 -3.9 -6.7 81% -9 77.06 1029.1
08 06:51 SE 9 16.09 Overcast OVC021 -3.9 -7.2 78% -7 77.04 1028.9
08 05:51 E 11 16.09 Overcast OVC021 -4.4 -7.2 -4.4 -6.7 81% -8 77.01 1028.6 0.1
08 04:51 SE 11 16.09 Overcast OVC016 -4.4 -7.8 77% -8 76.99 1028.4
08 03:51 E 11 16.09 Mostly Cloudy BKN011 BKN016 -5.6 -7.2 89% -10 76.99 1028.3
08 02:51 E 11 16.09 Overcast BKN011 OVC090 -5.6 -7.2 89% -10 77.06 1029.2 0.03 0.1
08 01:51 Calm 4.02 Light Snow Fog/Mist FEW009 SCT013 OVC038 -6.7 -7.8 92% 77.14 1030.4 0.03
08 00:51 NE 6 4.02 Light Snow Fog/Mist OVC028 -6.7 -8.3 89% 77.14 1030.4 0.05
07 23:51 Calm 2.01 Light Snow Fog/Mist OVC016 -6.7 -8.3 -5 -8.9 89% 77.11 1030.4
07 22:51 Calm 16.09 Overcast OVC048 -5.6 -13.3 55% 77.11 1030.1
07 21:51 E 9 16.09 Overcast OVC055 -5.6 -14.4 50% -9 77.09 1029.9
07 20:51 E 7 16.09 Overcast OVC085 -6.1 -13.9 54% -9 77.11 1030.3
07 19:51 E 7 16.09 Overcast OVC095 -6.7 -13.9 57% -10 77.11 1030.3
07 18:51 NE 6 16.09 A Few Clouds FEW090 -8.3 -13.9 64% 77.14 1031.0
07 17:51 E 6 16.09 A Few Clouds FEW095 -7.2 -13.3 -6.1 -7.8 62% 77.17 1031.2
07 16:51 E 6 16.09 Fair CLR -7.2 -13.3 62% 77.17 1031.1
07 15:51 E 7 16.09 Fair CLR -6.7 -13.9 57% -10 77.14 1030.7
07 14:51 E 9 16.09 Fair CLR -6.1 -13.9 54% -10 77.19 1031.2
07 13:51 S 6 16.09 Fair CLR -6.1 -18.3 38% 77.22 1031.5
07 12:51 SW 6 16.09 Fair CLR -6.7 -17.2 43% 77.27 1032.1
07 11:51 Vrbl 6 16.09 Fair CLR -7.8 -17.2 -7.8 -13.3 47% 77.29 1032.7
07 10:51 NW 7 16.09 Fair CLR -8.3 -16.1 54% -12 77.34 1033.2
07 09:51 NW 11 16.09 Fair CLR -9.4 -16.1 59% -14 77.32 1033.0
Date Time (cst) 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)