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.
11 09:51 NW 8 10.00 Overcast OVC011 37 34 89% 32 29.72 1006.9 0.01
11 08:51 N 13 10.00 Overcast OVC010 37 34 89% 30 29.68 1005.5
11 07:51 NW 12 10.00 Light Rain BKN010 OVC016 37 34 89% 30 29.66 1004.7 0.01
11 06:51 NW 12 G 26 9.00 Light Rain BKN008 OVC013 37.9 36 46 37.9 93% 31 29.64 1004.3 0.06 0.12
11 05:51 N 10 7.00 Rain OVC005 39 37.9 96% 33 29.6 1002.7 0.05
11 04:51 NE 8 8.00 Thunderstorm Rain BKN009 OVC030CB 39 37.9 96% 34 29.62 1003.3 0.01
11 03:51 NE 10 10.00 Overcast OVC004 39 37.9 96% 33 29.57 1001.9
11 02:51 N 8 8.00 Overcast OVC004 42.1 39.9 92% 38 29.63 1003.6
11 01:51 NE 10 8.00 Overcast BKN004 OVC022 42.1 39.9 92% 37 29.65 1004.4
11 00:51 N 9 9.00 Overcast FEW004 BKN031 OVC040 46 45 57 39 96% 42 29.66 1004.5 0.11 1.02
10 23:51 N 3 10.00 Thunderstorm SCT004 BKN065CB OVC110 45 43 93% 29.65 1004.4 0.12
10 22:51 N 10 2.00 Thunderstorm Heavy Rain Fog/Mist BKN004 OVC050CB 44.1 43 96% 39 29.74 1007.4 0.23
10 21:51 NE 17 G 33 7.00 Thunderstorm Light Rain FEW006 SCT050CB OVC100 45 44.1 97% 38 29.61 1003.0 0.36 0.56
10 20:51 S 10 G 26 1.00 Thunderstorm Rain Hail Fog/Mist BKN004 BKN048CB OVC070 42.1 41 96% 37 29.72 1006.5 0.2
10 19:51 E 8 1.75 Fog/Mist OVC004 39.9 37.9 93% 35 29.68 1005.3
10 18:51 NE 15 1.50 Fog/Mist OVC003 39 37.9 42.1 37.9 96% 31 29.72 1006.5
10 17:51 NE 15 4.00 Fog/Mist OVC005 39 36 89% 31 29.77 1008.3
10 16:51 NE 15 10.00 Overcast OVC007 39 36 89% 31 29.79 1008.9
10 15:51 NE 18 10.00 Overcast OVC008 39 35.1 86% 30 29.81 1009.7
10 14:51 NE 18 10.00 Overcast OVC009 41 35.1 79% 33 29.85 1010.8
10 13:51 NE 15 10.00 Overcast OVC010 42.1 36 79% 35 29.88 1011.8
10 12:51 NE 15 10.00 Overcast OVC009 42.1 36 59 39.9 79% 35 29.91 1012.9
10 11:51 NE 15 G 25 10.00 Overcast OVC006 41 36 82% 34 29.92 1013.2
10 10:51 NE 18 9.00 Overcast OVC006 39.9 37 89% 31 29.9 1012.6
10 09:51 NE 12 7.00 Overcast OVC006 42.1 39 89% 36 29.88 1011.9
10 08:51 N 12 8.00 Overcast OVC007 48 44.1 86% 44 29.84 1010.6
10 07:51 NE 6 5.00 Fog/Mist BKN006 BKN250 57.9 55.9 93% 29.81 1009.4
10 06:51 SW 8 6.00 Fog/Mist FEW005 FEW250 57.9 55.9 62.1 57.9 93% 29.78 1008.2
10 05:51 SW 8 8.00 Partly Cloudy FEW008 SCT250 57.9 55.9 93% 29.78 1008.1
10 04:51 SW 7 8.00 Partly Cloudy SCT008 SCT250 59 57 93% 29.76 1007.3
10 03:51 SW 13 8.00 Mostly Cloudy BKN008 60.1 57.9 93% 29.75 1007.0
10 02:51 SW 14 8.00 Overcast OVC009 61 57.9 90% 29.75 1007.0
10 01:51 SW 10 G 21 9.00 Overcast OVC010 61 57.9 90% 29.74 1006.9
09 23:51 S 9 9.00 A Few Clouds FEW016 60.1 57 90% 29.75 1007.2
09 22:51 S 12 10.00 Fair CLR 62.1 55.9 80% 29.75 1007.4
09 21:51 S 12 10.00 Fair CLR 62.1 55 78% 29.73 1006.7
09 20:51 S 13 G 21 10.00 Fair CLR 63 55 76% 29.73 1006.8
09 19:51 S 8 G 21 10.00 Fair CLR 64 55 73% 29.72 1006.5
09 18:51 S 15 G 24 10.00 A Few Clouds FEW045 66 55 73 66 68% 29.7 1005.7
09 17:51 S 15 G 28 10.00 A Few Clouds FEW045 71.1 52 51% 29.68 1004.9
09 16:51 S 13 G 28 10.00 A Few Clouds FEW045 72 51.1 48% 29.67 1004.5
09 15:51 S 14 G 24 10.00 Fair CLR 72 48.9 44% 29.67 1004.5
09 14:51 SW 17 G 28 10.00 Fair CLR 71.1 44.1 38% 29.68 1005.0
09 13:51 SW 14 10.00 Fair CLR 69.1 42.1 38% 29.69 1005.4
09 12:51 SW 12 G 23 10.00 Fair CLR 66 41 66.9 50 40% 29.71 1006.1
09 11:51 S 16 G 25 10.00 A Few Clouds FEW250 63 39.9 43% 29.73 1006.6
09 10:51 SW 17 G 24 10.00 A Few Clouds FEW250 59 37.9 46% 29.73 1006.7
09 09:51 SW 14 G 25 10.00 Partly Cloudy SCT250 55.9 35.1 46% 29.74 1006.9
09 08:51 SW 17 G 28 10.00 Partly Cloudy FEW180 SCT250 53.1 34 48% 29.73 1006.7
09 06:51 SW 14 G 24 10.00 A Few Clouds FEW250 50 33.1 51.1 48.9 52% 45 29.72 1006.4
09 05:51 SW 16 G 24 10.00 A Few Clouds FEW250 48.9 35.1 59% 44 29.72 1006.4
09 04:51 SW 15 G 28 10.00 Fair CLR 48.9 35.1 59% 44 29.72 1006.5
09 03:51 SW 16 G 26 10.00 Fair CLR 50 35.1 57% 45 29.72 1006.4
09 02:51 S 18 G 24 10.00 A Few Clouds FEW250 51.1 36 56% 29.74 1007.2
09 01:51 SW 17 G 29 10.00 A Few Clouds FEW240 51.1 37 59% 29.76 1007.6
09 00:51 S 15 G 29 10.00 A Few Clouds FEW240 51.1 37.9 60.1 51.1 61% 29.77 1008.2
08 23:51 SW 16 G 28 10.00 A Few Clouds FEW240 52 37 57% 29.77 1008.2
08 22:51 SW 17 G 28 10.00 Partly Cloudy FEW220 SCT250 53.1 37 55% 29.77 1008.2
08 21:51 SW 15 G 28 10.00 Mostly Cloudy BKN220 BKN250 55 36 49% 29.77 1008.2
08 20:51 S 17 G 28 10.00 Partly Cloudy FEW200 SCT250 57 36 45% 29.75 1007.6
08 18:51 SW 21 G 30 10.00 Partly Cloudy and Breezy FEW150 SCT250 60.1 36 62.1 55 41% 29.74 1007.3
08 17:51 SW 22 G 31 10.00 Mostly Cloudy and Breezy FEW200 BKN250 61 36 39% 29.73 1007.0
08 16:51 SW 24 G 38 10.00 Mostly Cloudy and Breezy FEW120 FEW200 BKN250 62.1 36 38% 29.74 1007.4
08 14:51 SW 13 G 33 10.00 A Few Clouds FEW110 FEW250 60.1 36 41% 29.77 1008.3
08 12:51 SW 21 G 33 10.00 A Few Clouds and Breezy FEW250 55 32 55 35.1 42% 29.83 1010.3
08 11:51 SW 17 G 32 10.00 A Few Clouds FEW250 52 33.1 49% 29.84 1010.9
08 10:51 SW 29 10.00 A Few Clouds and Windy FEW250 48 33.1 56% 40 29.88 1012.0
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)