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 04:51 N 24 16.09 Overcast OVC008 20.6 18.9 90% 75.49 1006.1
28 03:51 NE 28 16.09 Partly Cloudy SCT040 SCT250 21.7 19.4 87% 75.46 1005.8
28 02:51 N 22 16.09 A Few Clouds FEW040 FEW250 22.8 21.1 90% 75.44 1005.3
28 01:51 N 13 14.48 A Few Clouds FEW040 FEW250 23.3 22.2 94% 75.39 1004.6
28 00:51 N 7 14.48 A Few Clouds FEW024 23.3 22.2 24.4 23.3 94% 75.39 1004.5
27 23:51 SW 7 16.09 A Few Clouds FEW065 FEW250 23.9 22.2 90% 23 75.34 1003.8
27 22:51 SW 19 16.09 Partly Cloudy FEW065 SCT250 24.4 22.2 88% 25 75.31 1003.5
27 21:51 SW 15 16.09 Partly Cloudy FEW040 SCT250 23.9 21.7 88% 24 75.34 1003.7
27 20:51 S 17 16.09 Mostly Cloudy FEW040 BKN250 23.3 21.7 91% 75.31 1003.4
27 19:51 S 19 G 31 16.09 Partly Cloudy FEW040 SCT250 23.3 21.7 91% 75.34 1003.6
27 18:51 S 22 G 41 16.09 A Few Clouds FEW040 FEW250 23.9 21.1 25 21.7 84% 24 75.39 1004.4 1.17
27 17:51 S 22 G 37 16.09 Partly Cloudy FEW013 FEW030 SCT250 23.3 21.7 91% 75.44 1005.2 1.07
27 16:51 E 43 G 65 11.27 Thunderstorm Light Rain Squalls and Windy SCT015 BKN032CB BKN100 OVC250 23.9 20.6 82% 24 75.54 1006.4
27 15:51 S 22 16.09 Mostly Cloudy FEW023 SCT035 BKN150 BKN250 22.2 19.4 84% 75.46 1005.5 0.1
27 14:51 S 24 16.09 Overcast FEW010 SCT023 BKN035 OVC130 22.2 21.1 94% 75.49 1006.0 0.08
27 13:51 E 17 16.09 Light Rain SCT007 BKN038 OVC055 22.2 20.6 91% 75.67 1008.4 0.03
27 12:51 N 46 G 72 9.66 Thunderstorm Light Rain Fog/Mist and Windy SCT011 BKN024CB OVC055 23.9 20 30 21.1 79% 24 75.64 1007.9 3.23 3.3
27 11:51 SW 26 G 39 4.02 Thunderstorm Rain Fog/Mist BKN014 OVC030CB 27.8 26.1 90% 33 75.64 1007.9 0.08
27 10:51 S 22 G 37 11.27 Overcast BKN014 OVC034 29.4 25.6 80% 36 75.54 1006.4
27 09:51 S 17 9.66 Fog/Mist BKN011 BKN024 OVC039 28.3 25 82% 33 75.72 1008.7
27 07:51 S 13 4.83 Fog/Mist BKN006 OVC016 26.7 25 90% 30 75.79 1009.8
27 06:51 S 7 3.22 Fog/Mist FEW002 BKN004 OVC007 26.1 25.6 26.7 26.1 97% 29 75.82 1010.3
27 05:51 SW 11 4.02 Fog/Mist OVC005 26.1 25 94% 28 75.82 1010.1
27 04:51 SW 9 8.05 Fog/Mist OVC006 26.7 25 90% 30 75.77 1009.5
27 02:51 SW 15 8.05 Fog/Mist BKN004 OVC250 26.1 25 94% 28 75.77 1009.6
27 00:51 S 7 12.87 A Few Clouds FEW250 26.7 25 31.7 26.7 90% 30 75.77 1009.6
26 23:51 S 13 14.48 A Few Clouds FEW250 27.2 25 88% 31 75.79 1009.7
26 22:51 SW 11 16.09 A Few Clouds FEW035 FEW250 28.3 25 82% 33 75.82 1010.2
26 21:51 SW 13 16.09 A Few Clouds FEW045 FEW250 28.9 25 80% 34 75.82 1010.3
26 20:51 SW 9 16.09 A Few Clouds FEW045 FEW250 29.4 24.4 75% 35 75.79 1009.7
26 19:51 SW 9 16.09 Mostly Cloudy SCT047 BKN250 31.1 23.9 66% 37 75.79 1009.6
26 18:51 W 7 16.09 Mostly Cloudy SCT047 BKN055 BKN250 31.7 22.8 33.3 30.6 59% 36 75.79 1009.8
26 17:51 SW 9 16.09 Mostly Cloudy BKN045 BKN055 BKN250 32.8 22.2 54% 37 75.79 1009.9
26 16:51 W 11 16.09 Mostly Cloudy BKN048 BKN250 32.8 21.7 52% 36 75.82 1010.1
26 15:51 SW 7 16.09 Partly Cloudy SCT050 SCT250 32.8 21.7 52% 36 75.84 1010.4
26 14:51 W 9 16.09 Partly Cloudy SCT250 31.7 21.1 53% 35 75.87 1010.9
26 13:51 SW 15 16.09 Mostly Cloudy BKN043 BKN250 31.7 20.6 52% 34 75.9 1011.4
26 12:51 W 15 16.09 Mostly Cloudy BKN038 BKN250 31.1 20.6 31.1 22.8 54% 34 75.97 1012.1
26 11:51 S 11 16.09 Mostly Cloudy SCT030 BKN250 30.6 21.7 59% 34 75.95 1011.8
26 10:51 W 17 16.09 Mostly Cloudy FEW030 FEW045 BKN250 28.9 22.2 67% 32 75.97 1012.2
26 09:51 Vrbl 9 16.09 Mostly Cloudy FEW045 BKN250 27.2 22.2 74% 30 76 1012.6
26 08:51 W 20 16.09 Mostly Cloudy SCT045 BKN250 26.1 22.2 79% 28 76 1012.6
26 07:51 SW 13 12.87 Mostly Cloudy FEW045 BKN250 23.9 21.7 88% 24 75.97 1012.4
26 06:51 SW 9 9.66 Fog/Mist FEW007 BKN045 OVC250 22.8 21.1 22.8 22.2 90% 76 1012.5
26 05:51 SW 9 9.66 Fog/Mist BKN007 OVC043 22.8 21.1 90% 76.02 1013.0
26 04:51 SW 7 12.87 Overcast OVC008 22.2 20.6 91% 76.02 1012.9
26 03:51 SW 7 12.87 Overcast FEW009 OVC040 22.2 20 87% 76 1012.6
26 02:51 SW 9 14.48 Overcast FEW011 OVC040 22.2 20 87% 76.02 1012.9
26 01:51 S 9 14.48 Overcast FEW015 OVC038 22.2 20 87% 76.05 1013.4
26 00:51 SW 7 16.09 Overcast SCT011 OVC036 22.2 20 25 22.2 87% 76.12 1014.2
25 23:51 S 13 16.09 Mostly Cloudy FEW012 BKN036 22.2 20 87% 76.07 1013.7
25 22:51 S 11 16.09 Overcast FEW014 OVC035 22.8 20 84% 76.07 1013.8
25 21:51 S 13 14.48 Overcast FEW016 OVC036 23.3 20 82% 76.07 1013.6
25 20:51 S 15 16.09 Overcast SCT018 OVC035 23.3 20 82% 76.05 1013.3
25 19:51 S 20 16.09 Overcast BKN025 OVC030 24.4 20 77% 25 76.02 1013.1
25 18:51 SW 19 16.09 Overcast OVC025 25 20 26.7 23.9 74% 26 76.02 1013.0
25 17:51 SW 13 16.09 Overcast OVC025 25.6 19.4 69% 27 76.05 1013.5
25 16:51 SW 11 16.09 Mostly Cloudy BKN022 BKN039 25.6 19.4 69% 27 76.05 1013.5
25 15:51 S 17 16.09 Mostly Cloudy BKN022 BKN039 26.7 19.4 64% 28 76.05 1013.6
25 14:51 SW 17 16.09 Mostly Cloudy BKN022 BKN060 25.6 18.9 67% 27 76.1 1014.2
25 13:51 SW 19 G 31 16.09 Mostly Cloudy BKN025 BKN045 25 18.3 66% 26 76.12 1014.6
25 12:51 SW 15 16.09 Overcast BKN026 OVC038 23.9 17.2 25 18.3 66% 25 76.2 1015.4
25 11:51 SW 11 16.09 Overcast BKN031 OVC043 23.9 16.1 62% 25 76.25 1016.1
25 10:51 S 19 G 31 16.09 Mostly Cloudy FEW043 BKN070 BKN120 BKN250 25 16.1 58% 26 76.17 1015.1
25 09:51 S 15 16.09 Mostly Cloudy FEW039 BKN060 BKN120 BKN250 23.3 15 60% 76.23 1015.8
25 08:51 S 11 16.09 Overcast FEW038 BKN060 BKN110 OVC250 21.7 15 66% 76.25 1016.1
25 07:51 S 9 16.09 Mostly Cloudy FEW045 BKN070 BKN250 20 14.4 70% 76.25 1016.3
25 06:51 S 13 16.09 Mostly Cloudy SCT045 BKN250 18.3 13.9 20 17.2 76% 76.25 1016.1
25 05:51 S 7 16.09 Partly Cloudy FEW030 SCT250 17.2 13.9 81% 76.28 1016.6
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)