Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
29 23:51 E 3 10.00 Fair CLR 69.1 55.9 63% 30.04 1016.9
29 22:51 N 5 10.00 Fair CLR 70 53.1 55% 30.03 1016.6
29 21:51 N 6 10.00 Fair CLR 71.1 50 47% 30.02 1016.2
29 20:51 NE 8 10.00 Fair CLR 72 48.9 44% 30.01 1015.8
29 19:51 NE 10 10.00 Fair CLR 75 48 39% 77 30 1015.5
29 18:51 NE 10 10.00 Fair CLR 77 48 80.1 77 36% 78 30 1015.5
29 17:51 NE 12 10.00 Fair CLR 78.1 50 37% 79 30 1015.6
29 16:51 N 12 10.00 A Few Clouds FEW040 80.1 52 38% 80 30.01 1015.8
29 15:51 NE 13 10.00 A Few Clouds FEW040 80.1 53.1 39% 80 30 1015.6
29 14:51 N 14 G 20 10.00 A Few Clouds FEW040 79 55 44% 80 30.02 1016.2
29 13:51 N 13 G 21 10.00 A Few Clouds FEW040 78.1 57 48% 79 30.03 1016.4
29 12:51 NE 14 10.00 A Few Clouds FEW036 77 57.9 78.1 64 52% 79 30.02 1016.2
29 11:51 NE 14 10.00 A Few Clouds FEW035 75.9 59 56% 78 30.02 1016.2
29 10:51 N 14 10.00 A Few Clouds FEW034 75 59 58% 77 30.01 1016.0
29 09:51 NE 10 10.00 A Few Clouds FEW030 73.9 57.9 57% 30.02 1016.1
29 08:51 N 10 10.00 A Few Clouds FEW030 71.1 61 71% 30 1015.4
29 07:51 N 12 10.00 A Few Clouds FEW250 68 61 78% 29.98 1014.9
29 06:51 N 9 10.00 A Few Clouds FEW250 64 60.1 64.9 62.1 87% 29.97 1014.4
29 05:51 N 9 10.00 Fair CLR 63 59 87% 29.95 1014.0
29 04:51 N 8 10.00 Fair CLR 63 57.9 84% 29.94 1013.4
29 03:51 N 8 10.00 Fair CLR 63 57.9 84% 29.93 1013.1
29 02:51 N 8 10.00 Fair CLR 64 59 84% 29.93 1013.0
29 01:51 N 7 10.00 Fair CLR 64.9 59 81% 29.93 1013.3
29 00:51 N 8 10.00 Fair CLR 64.9 59 73.9 64.9 81% 29.94 1013.4
28 23:51 NE 9 10.00 A Few Clouds FEW250 68 59 73% 29.94 1013.4
28 22:51 N 10 10.00 A Few Clouds FEW250 68 57.9 70% 29.93 1013.1
28 21:51 N 9 10.00 Partly Cloudy SCT250 68 55.9 65% 29.92 1012.9
28 20:51 NE 12 10.00 Mostly Cloudy BKN250 70 55 59% 29.9 1012.1
28 19:51 N 18 10.00 Partly Cloudy SCT250 71.1 53.1 53% 29.9 1012.2
28 18:51 N 14 10.00 A Few Clouds FEW250 73.9 53.1 80.1 73.9 48% 29.89 1011.8
28 17:51 NE 18 10.00 A Few Clouds FEW250 75.9 53.1 45% 78 29.88 1011.3
28 16:51 NE 14 10.00 Fair CLR 77 57 50% 79 29.87 1010.9
28 15:51 NE 16 10.00 A Few Clouds FEW030 79 57.9 49% 80 29.87 1010.9
28 14:51 NE 17 G 26 10.00 A Few Clouds FEW030 79 57.9 49% 80 29.88 1011.3
28 13:51 NE 17 10.00 A Few Clouds FEW027 79 60.1 52% 80 29.87 1010.9
28 12:51 N 17 10.00 A Few Clouds FEW026 78.1 62.1 78.1 68 58% 80 29.88 1011.3
28 11:51 NE 10 10.00 Partly Cloudy SCT025 75 64 69% 77 29.87 1011.1
28 10:51 NE 10 10.00 Partly Cloudy SCT019 73 64 74% 29.85 1010.4
28 09:51 NE 16 10.00 Mostly Cloudy BKN013 71.1 64 79% 29.83 1009.5
28 08:51 N 24 G 30 9.00 Overcast and Breezy OVC008 69.1 64 84% 29.83 1009.7
28 07:51 N 17 4.00 Light Drizzle Fog/Mist BKN008 OVC013 69.1 64.9 87% 29.81 1009.1
28 06:51 N 15 6.00 Light Drizzle Fog/Mist BKN007 OVC014 69.1 66 73.9 68 90% 29.79 1008.5
28 05:51 N 17 6.00 Fog/Mist BKN009 OVC013 69.1 66 90% 29.76 1007.4
28 04:51 N 15 10.00 Overcast OVC008 69.1 66 90% 29.72 1006.1
28 03:51 NE 17 10.00 Partly Cloudy SCT040 SCT250 71.1 66.9 87% 29.71 1005.8
28 02:51 N 14 10.00 A Few Clouds FEW040 FEW250 73 70 90% 29.7 1005.3
28 01:51 N 8 9.00 A Few Clouds FEW040 FEW250 73.9 72 94% 29.68 1004.6
28 00:51 N 5 9.00 A Few Clouds FEW024 73.9 72 75.9 73.9 94% 29.68 1004.5
27 23:51 SW 5 10.00 A Few Clouds FEW065 FEW250 75 72 90% 74 29.66 1003.8
27 22:51 SW 12 10.00 Partly Cloudy FEW065 SCT250 75.9 72 88% 76 29.65 1003.5
27 21:51 SW 9 10.00 Partly Cloudy FEW040 SCT250 75 71.1 88% 75 29.66 1003.7
27 20:51 S 10 10.00 Mostly Cloudy FEW040 BKN250 73.9 71.1 91% 29.65 1003.4
27 19:51 S 12 G 20 10.00 Partly Cloudy FEW040 SCT250 73.9 71.1 91% 29.66 1003.6
27 18:51 S 14 G 25 10.00 A Few Clouds FEW040 FEW250 75 70 77 71.1 84% 75 29.68 1004.4 0.46
27 17:51 S 14 G 23 10.00 Partly Cloudy FEW013 FEW030 SCT250 73.9 71.1 91% 29.7 1005.2 0.42
27 16:51 E 26 G 40 7.00 Thunderstorm Light Rain Squalls and Windy SCT015 BKN032CB BKN100 OVC250 75 69.1 82% 75 29.74 1006.4
27 15:51 S 14 10.00 Mostly Cloudy FEW023 SCT035 BKN150 BKN250 72 66.9 84% 29.71 1005.5 0.04
27 14:51 S 15 10.00 Overcast FEW010 SCT023 BKN035 OVC130 72 70 94% 29.72 1006.0 0.03
27 13:51 E 10 10.00 Light Rain SCT007 BKN038 OVC055 72 69.1 91% 29.79 1008.4 0.01
27 12:51 N 29 G 45 6.00 Thunderstorm Light Rain Fog/Mist and Windy SCT011 BKN024CB OVC055 75 68 86 70 79% 76 29.78 1007.9 1.27 1.3
27 11:51 SW 16 G 24 2.50 Thunderstorm Rain Fog/Mist BKN014 OVC030CB 82 79 90% 92 29.78 1007.9 0.03
27 10:51 S 14 G 23 7.00 Overcast BKN014 OVC034 84.9 78.1 80% 97 29.74 1006.4
27 09:51 S 10 6.00 Fog/Mist BKN011 BKN024 OVC039 82.9 77 82% 92 29.81 1008.7
27 07:51 S 8 3.00 Fog/Mist BKN006 OVC016 80.1 77 90% 86 29.84 1009.8
27 06:51 S 5 2.00 Fog/Mist FEW002 BKN004 OVC007 79 78.1 80.1 79 97% 83 29.85 1010.3
27 05:51 SW 7 2.50 Fog/Mist OVC005 79 77 94% 83 29.85 1010.1
27 04:51 SW 6 5.00 Fog/Mist OVC006 80.1 77 90% 86 29.83 1009.5
27 02:51 SW 9 5.00 Fog/Mist BKN004 OVC250 79 77 94% 83 29.83 1009.6
27 00:51 S 5 8.00 A Few Clouds FEW250 80.1 77 89.1 80.1 90% 86 29.83 1009.6
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)