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.
20 16:51 E 17 16.09 Fair CLR 18.3 7.2 49% 77.01 1026.8
20 15:51 NE 9 16.09 Fair CLR 20.6 5 36% 77.01 1026.8
20 14:51 Calm 16.09 Fair CLR 20.6 3.9 33% 77.04 1026.9
20 13:51 Calm 16.09 Fair CLR 20 4.4 36% 77.09 1027.9
20 12:51 SE 7 16.09 Fair CLR 19.4 5 19.4 7.2 39% 77.14 1028.5
20 11:51 S 6 16.09 Fair CLR 18.9 6.7 45% 77.19 1029.1
20 10:51 SE 7 16.09 A Few Clouds FEW300 17.2 8.3 56% 77.24 1029.8
20 09:51 Calm 9.66 Fog/Mist FEW300 12.8 10.6 87% 77.24 1029.8
20 08:51 Calm 8.05 Fog/Mist FEW003 FEW250 10.6 10 96% 77.24 1029.9
20 07:51 SW 6 2.82 Fog/Mist SCT002 SCT250 7.2 7.2 100% 77.22 1029.5
20 06:51 Calm 0.80 Fog BKN002 BKN250 8.3 7.8 9.4 6.7 97% 77.19 1029.4
20 05:51 N 6 0.80 Fog VV001 8.3 7.8 97% 77.17 1028.8
20 04:51 N 7 6.44 Fog/Mist SCT002 SCT300 7.2 6.7 97% 6 77.14 1028.6
20 03:51 Calm 16.09 A Few Clouds FEW002 FEW300 7.2 6.1 93% 77.14 1028.4
20 02:51 Calm 16.09 Fair CLR 7.8 6.7 93% 77.14 1028.4
20 01:51 N 9 16.09 Fair CLR 7.8 6.1 89% 6 77.11 1028.3
20 00:51 Calm 16.09 Fair CLR 8.3 6.7 14.4 8.3 90% 77.11 1028.2
19 23:51 Calm 16.09 A Few Clouds FEW300 9.4 6.7 83% 77.11 1028.3
19 22:51 Calm 16.09 A Few Clouds FEW300 10.6 7.2 80% 77.14 1028.5
19 21:51 Calm 16.09 A Few Clouds FEW300 11.1 7.2 77% 77.11 1028.3
19 20:51 Calm 16.09 A Few Clouds FEW300 12.8 6.7 67% 77.11 1028.1
19 19:51 Calm 16.09 Partly Cloudy SCT300 13.3 6.1 62% 77.09 1028.0
19 18:51 E 9 16.09 Mostly Cloudy BKN300 14.4 6.1 20 14.4 58% 77.09 1028.1
19 17:51 E 11 16.09 Mostly Cloudy BKN300 17.8 4.4 41% 77.09 1027.7
19 16:51 SW 7 16.09 Mostly Cloudy BKN300 18.9 2.8 34% 77.06 1027.6
19 15:51 S 9 16.09 Partly Cloudy SCT300 19.4 3.9 36% 77.06 1027.5
19 14:51 SW 9 16.09 A Few Clouds FEW300 19.4 3.9 36% 77.09 1027.6
19 13:51 S 9 16.09 A Few Clouds FEW300 18.9 3.9 37% 77.11 1028.0
19 12:51 S 7 16.09 A Few Clouds FEW300 18.3 3.9 18.3 6.1 39% 77.17 1028.7
19 11:51 Calm 16.09 A Few Clouds FEW300 17.2 5 45% 77.22 1029.4
19 10:51 SW 9 16.09 A Few Clouds FEW300 15.6 4.4 48% 77.24 1029.7
19 09:51 SW 6 16.09 Fair CLR 12.8 3.9 55% 77.24 1029.9
19 08:51 S 6 16.09 Fair CLR 10.6 3.9 64% 77.24 1029.8
19 07:51 S 6 16.09 Fair CLR 7.2 2.8 74% 77.22 1029.5
19 06:51 S 6 16.09 Fair CLR 6.1 3.3 10 6.1 82% 77.22 1029.5
19 05:51 Calm 16.09 Fair CLR 6.7 2.8 76% 77.22 1029.6
19 04:51 Calm 16.09 Fair CLR 6.7 2.8 76% 77.17 1029.0
19 03:51 SW 6 16.09 Fair CLR 7.8 2.8 71% 77.14 1028.6
19 02:51 SW 7 16.09 Fair CLR 8.9 2.8 66% 8 77.14 1028.6
19 01:51 SW 9 16.09 Fair CLR 10 2.2 59% 9 77.14 1028.4
19 00:51 S 11 16.09 Fair CLR 10 2.2 13.9 9.4 59% 9 77.11 1028.2
18 23:51 S 11 16.09 Fair CLR 10 2.2 59% 9 77.11 1028.3
18 22:51 S 9 16.09 Fair CLR 11.1 2.2 55% 77.14 1028.4
18 21:51 S 11 16.09 Fair CLR 11.7 1.7 51% 77.11 1028.1
18 20:51 S 13 16.09 Fair CLR 12.2 1.7 49% 77.11 1028.2
18 19:51 S 15 16.09 Fair CLR 12.8 1.7 47% 77.11 1028.2
18 18:51 S 13 16.09 Fair CLR 13.9 1.1 17.2 13.9 42% 77.09 1027.9
18 17:51 S 13 G 31 16.09 Fair CLR 16.1 0 34% 77.06 1027.7
18 16:51 S 15 G 33 16.09 Fair CLR 17.2 0.6 33% 77.06 1027.6
18 15:51 S 20 G 35 16.09 Fair CLR 17.2 1.1 34% 77.06 1027.7
18 14:51 SW 26 G 37 16.09 Fair CLR 16.7 1.7 37% 77.11 1028.2
18 13:51 S 22 G 33 16.09 A Few Clouds FEW025 16.1 1.1 36% 77.17 1029.0
18 12:51 SW 20 G 35 16.09 Fair CLR 15 1.7 15 5.6 41% 77.27 1030.2
18 11:51 SW 26 G 39 16.09 Fair CLR 13.9 0.6 41% 77.29 1030.7
18 10:51 S 24 G 35 16.09 Fair CLR 13.3 1.1 44% 77.34 1031.2
18 09:51 SW 17 G 33 16.09 Fair CLR 11.1 0.6 49% 77.34 1031.5
18 08:51 S 19 G 30 16.09 A Few Clouds FEW250 8.9 -0.6 52% 6 77.34 1031.6
18 07:51 S 13 16.09 A Few Clouds FEW250 6.1 0 65% 4 77.34 1031.5
18 06:51 S 9 16.09 A Few Clouds FEW250 6.1 0.6 7.2 6.1 68% 4 77.34 1031.4
18 05:51 SW 15 16.09 Fair CLR 6.7 1.1 68% 4 77.32 1031.0
18 04:51 SW 9 16.09 Fair CLR 6.7 1.1 68% 5 77.29 1030.6
18 03:51 S 11 16.09 Fair CLR 7.2 1.1 66% 5 77.24 1030.1
18 02:51 S 11 16.09 Fair CLR 6.7 1.7 71% 5 77.24 1030.1
18 01:51 S 9 16.09 Fair CLR 7.2 1.7 68% 6 77.24 1030.1
18 00:51 S 17 16.09 Fair CLR 7.2 2.2 11.1 7.2 71% 5 77.24 1030.1
17 23:51 S 17 16.09 Fair CLR 7.2 2.2 71% 5 77.27 1030.3
17 22:51 S 15 16.09 Fair CLR 7.8 2.2 68% 6 77.29 1030.8
17 21:51 SW 15 16.09 Fair CLR 8.3 2.2 66% 6 77.29 1030.7
17 20:51 SW 11 16.09 Fair CLR 9.4 2.2 61% 8 77.29 1030.8
17 19:51 S 15 16.09 Fair CLR 10 2.2 59% 8 77.29 1030.9
17 18:51 S 15 16.09 Fair CLR 11.1 1.7 13.9 11.1 53% 77.27 1030.6
17 17:51 SW 17 16.09 Fair CLR 12.2 1.1 47% 77.29 1030.6
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)