Weather observations for the past three days for
Chicago, Chicago-O'Hare International 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.
28 08:51 S 7 16.09 A Few Clouds FEW085 15 9.4 69% 76.76 1023.2
28 07:51 S 6 16.09 Mostly Cloudy BKN090 13.9 9.4 74% 76.73 1022.9
28 06:51 S 6 16.09 Mostly Cloudy BKN095 12.8 8.9 15.6 12.8 77% 76.71 1022.8
28 05:51 S 6 16.09 A Few Clouds FEW110 FEW200 13.3 8.3 72% 76.71 1022.5
28 04:51 S 7 16.09 Partly Cloudy FEW110 SCT180 13.9 8.3 69% 76.68 1022.3
28 03:51 S 6 16.09 Mostly Cloudy BKN110 BKN180 15 8.3 64% 76.68 1022.3
28 02:51 S 9 16.09 Mostly Cloudy BKN120 BKN180 15 8.3 64% 76.68 1022.2
28 01:51 S 9 16.09 Mostly Cloudy BKN150 BKN200 15 8.9 67% 76.66 1021.9
28 00:51 S 6 16.09 Mostly Cloudy FEW150 BKN190 BKN250 14.4 8.9 18.9 13.9 70% 76.68 1022.0
27 23:51 S 9 16.09 Partly Cloudy SCT150 SCT250 14.4 8.9 70% 76.68 1022.1
27 22:51 S 7 16.09 Partly Cloudy FEW140 SCT250 15 10 72% 76.68 1022.4
27 21:51 S 7 16.09 Mostly Cloudy SCT140 BKN170 BKN250 16.7 9.4 62% 76.68 1022.2
27 19:51 S 7 16.09 Overcast BKN180 OVC250 18.3 10.6 61% 76.68 1022.3
27 18:51 SE 11 16.09 Overcast BKN170 OVC250 18.9 11.1 20.6 18.3 61% 76.68 1022.2
27 17:51 SE 9 16.09 Overcast BKN170 OVC250 18.9 10.6 59% 76.66 1021.8
27 16:51 SE 7 16.09 Overcast SCT210 OVC250 19.4 11.1 59% 76.66 1022.0
27 15:51 S 11 16.09 Mostly Cloudy BKN250 20 10.6 55% 76.66 1021.9
27 14:51 S 11 16.09 Mostly Cloudy FEW210 BKN250 20 11.1 57% 76.68 1022.1
27 13:51 SE 13 16.09 Mostly Cloudy SCT210 BKN250 20 11.1 57% 76.71 1022.5
27 12:51 S 11 16.09 Overcast SCT180 OVC250 18.3 11.1 18.9 11.7 63% 76.78 1023.8
27 11:51 S 7 12.87 Overcast BKN180 OVC250 16.7 10.6 67% 76.84 1024.5
27 10:51 S 11 12.87 Mostly Cloudy FEW210 BKN250 15.6 10.6 72% 76.86 1024.7
27 09:51 SE 11 12.87 Mostly Cloudy FEW210 BKN250 13.9 10.6 81% 76.89 1025.1
27 08:51 SE 17 11.27 Mostly Cloudy BKN250 13.3 10.6 84% 76.89 1025.0
27 07:51 SE 11 9.66 Fog/Mist FEW220 BKN250 12.8 10.6 87% 76.89 1025.0
27 06:51 SE 6 16.09 Mostly Cloudy FEW150 BKN250 11.7 10 13.3 11.7 89% 76.86 1024.9
27 05:51 E 7 16.09 Mostly Cloudy FEW150 BKN250 11.7 10 89% 76.86 1024.7
27 04:51 E 9 16.09 Mostly Cloudy FEW150 BKN250 12.2 9.4 83% 76.86 1024.7
27 03:51 NE 7 16.09 Mostly Cloudy FEW150 BKN250 12.8 9.4 80% 76.86 1024.7
27 02:51 NE 11 16.09 Mostly Cloudy FEW140 SCT200 BKN250 13.3 10 81% 76.86 1024.7
27 01:51 NE 9 16.09 Mostly Cloudy SCT130 BKN200 12.8 10 83% 76.86 1024.7
27 00:51 NE 9 16.09 Mostly Cloudy BKN140 BKN210 12.2 9.4 13.3 12.2 83% 76.89 1025.2
26 23:51 NE 13 16.09 Mostly Cloudy BKN140 BKN210 BKN250 13.3 9.4 77% 76.91 1025.5
26 22:51 NE 17 16.09 Mostly Cloudy BKN140 BKN210 BKN250 13.3 9.4 77% 76.96 1025.9
26 21:51 NE 19 16.09 Overcast BKN140 BKN200 OVC250 13.3 8.9 75% 76.99 1026.3
26 20:51 N 19 16.09 Overcast BKN150 BKN200 OVC250 12.8 8.3 74% 77.01 1026.7
26 19:51 NE 19 16.09 Mostly Cloudy BKN140 BKN250 13.3 8.3 72% 77.01 1026.7
26 18:51 NE 22 16.09 Mostly Cloudy BKN150 BKN250 13.3 7.8 16.7 13.3 70% 77.01 1026.7
26 17:51 N 26 16.09 Mostly Cloudy BKN150 BKN250 13.3 7.2 67% 76.99 1026.5
26 16:51 N 28 16.09 Mostly Cloudy BKN160 BKN250 13.9 7.8 67% 76.99 1026.6
26 15:51 NE 28 16.09 Mostly Cloudy BKN200 BKN250 15.6 6.7 56% 77.01 1026.9
26 14:51 NE 22 16.09 Mostly Cloudy SCT200 BKN250 15 7.2 60% 77.01 1027.0
26 13:51 NE 22 16.09 Mostly Cloudy FEW018 FEW220 BKN250 15.6 7.2 58% 77.06 1027.3
26 12:51 NE 28 16.09 Mostly Cloudy FEW018 FEW210 BKN250 16.7 7.8 16.7 13.9 56% 77.09 1027.7
26 11:51 NE 22 16.09 Mostly Cloudy FEW017 BKN250 16.1 7.2 56% 77.14 1028.4
26 10:51 NE 24 16.09 Mostly Cloudy FEW015 FEW180 BKN250 16.1 7.8 58% 77.14 1028.5
26 09:51 NE 22 16.09 Mostly Cloudy FEW014 BKN250 15.6 11.1 75% 77.14 1028.3
26 08:51 NE 19 16.09 Mostly Cloudy BKN012 BKN250 13.9 11.1 83% 77.14 1028.5
26 07:51 N 17 16.09 Overcast BKN012 OVC250 13.9 11.1 83% 77.11 1028.0
26 06:51 NE 17 16.09 Overcast OVC008 13.9 12.2 14.4 11.7 90% 77.06 1027.6
26 04:51 N 11 12.87 Mostly Cloudy BKN004 BKN250 12.2 10.6 90% 77.04 1027.0
26 03:51 N 6 16.09 Mostly Cloudy FEW200 BKN250 12.2 7.2 72% 77.04 1026.9
26 02:51 SW 6 16.09 Mostly Cloudy FEW200 BKN250 12.8 6.7 67% 77.01 1026.6
26 00:51 SW 7 16.09 Partly Cloudy SCT250 13.9 7.2 18.3 13.9 64% 77.01 1026.5
25 23:51 S 7 16.09 Mostly Cloudy BKN250 14.4 7.8 65% 77.01 1026.7
25 22:51 Calm 16.09 Mostly Cloudy FEW210 BKN250 14.4 8.3 67% 77.04 1026.9
25 21:51 Calm 16.09 Mostly Cloudy FEW210 BKN250 14.4 8.9 70% 77.04 1027.0
25 20:51 Calm 16.09 Mostly Cloudy FEW210 BKN250 15.6 8.9 65% 77.01 1026.9
25 19:51 S 9 16.09 A Few Clouds FEW210 FEW250 16.7 8.3 58% 77.04 1027.0
25 18:51 S 7 16.09 Mostly Cloudy FEW210 BKN250 17.8 7.8 22.8 17.8 52% 77.04 1027.1
25 17:51 S 9 16.09 Mostly Cloudy FEW220 BKN250 20.6 7.8 44% 77.04 1027.1
25 16:51 S 13 16.09 Mostly Cloudy FEW220 BKN250 21.7 7.2 39% 77.04 1026.8
25 15:51 SW 15 16.09 Partly Cloudy FEW220 SCT250 22.8 7.2 37% 77.04 1027.0
25 14:51 SW 13 16.09 Partly Cloudy FEW220 SCT250 22.8 7.2 37% 77.06 1027.4
25 13:51 S 15 16.09 Partly Cloudy FEW060 SCT250 22.2 6.7 37% 77.11 1027.9
25 12:51 SW 11 16.09 Mostly Cloudy BKN250 21.1 6.7 21.1 11.7 39% 77.19 1029.0
25 11:51 SW 17 16.09 Mostly Cloudy FEW190 BKN250 20.6 8.3 45% 77.27 1029.8
25 10:51 SW 11 16.09 Mostly Cloudy FEW190 BKN250 19.4 7.8 47% 77.29 1030.2
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)