Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cst) 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.
04 10:51 E 17 12.87 Overcast SCT045 OVC065 6.7 0.6 65% 4 76.58 1021.6
04 09:51 E 17 12.87 Overcast BKN070 OVC250 6.1 0.6 68% 3 76.66 1022.7
04 08:51 E 13 11.27 Mostly Cloudy FEW010 FEW060 BKN250 4.4 0.6 77% 2 76.71 1023.1
04 07:51 E 17 6.44 Fog/Mist SCT005 BKN250 2.2 0.6 89% -2 76.71 1023.3
04 06:51 NE 13 2.82 Fog/Mist OVC003 1.1 0.6 97% -2 76.71 1023.5
04 05:51 NE 15 1.21 Fog/Mist OVC002 0.6 0 1.1 0 96% -3 76.71 1023.2
04 04:51 NE 15 4.83 Fog/Mist OVC004 0.6 -0.6 92% -3 76.71 1023.2
04 03:51 NE 11 3.22 Fog/Mist BKN003 OVC011 0.6 -0.6 92% -2 76.71 1023.4
04 02:51 E 6 1.61 Fog/Mist OVC002 0.6 -0.6 92% 76.73 1023.7
04 01:51 N 13 2.41 Fog/Mist OVC002 0.6 0 96% -3 76.71 1023.2
04 00:51 NE 13 2.41 Fog/Mist OVC002 0.6 0 96% -3 76.71 1023.3
03 23:51 N 15 8.05 Fog/Mist OVC005 1.1 0 2.2 0.6 92% -3 76.68 1022.9
03 22:51 N 7 9.66 Fog/Mist BKN008 BKN150 1.1 -0.6 89% -1 76.71 1023.5
03 21:51 NE 11 12.87 Overcast BKN009 OVC150 1.7 -0.6 85% -1 76.68 1023.0
03 20:51 E 7 11.27 Overcast OVC009 2.2 -1.1 79% 0 76.61 1022.1
03 19:51 NE 13 11.27 Overcast OVC011 2.2 -1.1 79% -1 76.58 1021.7
03 18:51 NE 9 14.48 Overcast BKN010 OVC025 2.2 -0.6 82% -0 76.63 1022.3
03 17:51 NE 17 8.05 Fog/Mist SCT011 BKN026 BKN250 2.2 -0.6 5.6 2.2 82% -2 76.53 1021.0
03 16:51 NE 11 12.87 Mostly Cloudy BKN015 BKN029 BKN250 3.3 -0.6 76% 1 76.5 1020.6
03 15:51 NE 19 12.87 Overcast SCT018 OVC033 3.9 -1.1 70% 0 76.48 1020.1
03 14:51 NE 15 14.48 Overcast OVC018 5 -0.6 67% 2 76.45 1019.8
03 13:51 N 11 14.48 Overcast OVC017 5.6 0 68% 3 76.4 1019.3
03 12:51 NE 9 12.87 Overcast BKN018 OVC023 5 -0.6 67% 3 76.45 1020.0
03 11:51 Calm 12.87 Overcast OVC016 4.4 -1.1 4.4 1.1 68% 76.48 1020.3
03 10:51 Calm 12.87 Overcast FEW015 OVC023 3.3 -1.7 70% 76.45 1020.0
03 09:51 S 9 16.09 Overcast OVC016 2.2 -2.2 73% -0 76.53 1021.0
03 08:51 SE 7 14.48 Overcast OVC017 1.7 -2.8 72% -0 76.53 1021.0
03 07:51 E 9 16.09 Overcast OVC017 1.1 -2.2 79% -1 76.56 1021.3
03 06:51 E 11 14.48 Overcast SCT015 OVC026 1.1 -2.2 79% -2 76.53 1020.9
03 05:51 NE 9 16.09 Overcast FEW014 BKN029 OVC065 1.1 -2.8 2.8 1.1 76% -1 76.48 1020.3 0.03 0.03
03 04:51 E 11 14.48 Light Rain FEW013 OVC027 1.7 -3.9 67% -1 76.56 1021.1
03 03:51 SE 9 16.09 Overcast SCT013 OVC024 2.2 -6.1 55% -0 76.58 1021.6
03 02:51 E 13 16.09 Overcast BKN013 BKN065 OVC150 2.2 -7.2 50% -1 76.61 1021.9
03 01:51 E 9 16.09 Mostly Cloudy BKN160 2.2 -7.2 50% -0 76.68 1023.0
03 00:51 E 11 16.09 Mostly Cloudy BKN180 2.8 -7.2 48% 0 76.73 1023.5
02 23:51 E 9 16.09 Overcast OVC180 2.2 -8.3 2.8 1.1 46% -0 76.76 1024.0
02 22:51 E 7 16.09 Overcast OVC180 2.2 -6.1 55% 0 76.76 1024.0
02 21:51 E 7 16.09 Overcast OVC250 1.7 -5 61% -0 76.84 1025.0
02 20:51 E 7 16.09 Mostly Cloudy BKN250 1.7 -5.6 59% -0 76.86 1025.3
02 19:51 E 9 16.09 Fair CLR 1.7 -6.7 54% -1 76.86 1025.6
02 18:51 E 11 16.09 Fair CLR 1.7 -8.9 46% -1 76.89 1025.9
02 17:51 E 13 16.09 A Few Clouds FEW250 2.8 -9.4 6.1 2.8 41% -0 76.91 1026.2
02 16:51 E 15 16.09 Partly Cloudy SCT250 4.4 -8.3 40% 1 76.89 1025.8
02 15:51 E 13 16.09 Partly Cloudy SCT250 5.6 -7.2 40% 3 76.91 1026.0
02 14:51 E 15 16.09 A Few Clouds FEW250 5.6 -7.8 38% 3 76.94 1026.4
02 13:51 E 11 16.09 Partly Cloudy SCT250 5.6 -8.9 35% 3 76.96 1026.9
02 12:51 E 17 16.09 Mostly Cloudy BKN250 5 -8.3 38% 2 77.04 1027.9
02 11:51 Vrbl 9 16.09 Mostly Cloudy BKN250 4.4 -8.9 4.4 -4.4 38% 2 77.11 1028.9
02 10:51 E 17 16.09 A Few Clouds FEW250 2.8 -11.7 34% -1 77.19 1029.7
02 09:51 E 15 16.09 A Few Clouds FEW250 1.1 -11.1 40% -3 77.22 1030.4
02 08:51 SE 19 16.09 A Few Clouds FEW080 FEW250 0.6 -10.6 43% -4 77.27 1030.9
02 07:51 SE 20 16.09 A Few Clouds FEW080 FEW250 -1.7 -10 54% -7 77.27 1031.1
02 06:51 E 11 16.09 A Few Clouds FEW250 -3.3 -10 60% -7 77.27 1031.1
02 05:51 E 9 16.09 A Few Clouds FEW250 -3.9 -10.6 -2.2 -3.9 60% -7 77.27 1031.1
02 04:51 SE 11 16.09 A Few Clouds FEW250 -3.9 -10.6 60% -8 77.22 1030.5
02 03:51 SE 11 16.09 A Few Clouds FEW250 -3.3 -10.6 57% -7 77.24 1030.8
02 02:51 E 7 16.09 Fair CLR -3.3 -10 60% -6 77.29 1031.3
02 01:51 E 9 16.09 A Few Clouds FEW250 -2.8 -8.9 63% -6 77.34 1031.8
02 00:51 E 7 16.09 A Few Clouds FEW250 -2.8 -8.3 66% -5 77.37 1032.4
01 23:51 E 11 16.09 Partly Cloudy FEW120 SCT250 -2.2 -8.3 -1.7 -2.8 63% -6 77.37 1032.3
01 22:51 E 15 16.09 Mostly Cloudy SCT130 BKN250 -1.7 -8.9 58% -6 77.39 1032.8
01 21:51 E 13 16.09 Mostly Cloudy BKN140 BKN250 -2.2 -9.4 58% -6 77.42 1033.0
01 20:51 E 11 16.09 Mostly Cloudy BKN140 BKN250 -2.8 -9.4 61% -7 77.44 1033.3
01 19:51 NE 13 16.09 Mostly Cloudy SCT140 BKN250 -2.8 -10 58% -7 77.44 1033.3
01 18:51 E 20 16.09 Mostly Cloudy BKN150 BKN230 -2.2 -10.6 53% -8 77.39 1032.8
01 17:51 NE 19 16.09 Mostly Cloudy SCT130 BKN200 BKN250 -2.8 -10.6 0 -2.8 55% -8 77.37 1032.4
01 16:51 E 17 16.09 Mostly Cloudy FEW030 SCT120 BKN170 BKN250 -2.2 -11.7 49% -7 77.37 1032.3
01 15:51 E 24 G 31 16.09 Mostly Cloudy FEW030 FEW120 SCT180 BKN250 -1.1 -15 34% -7 77.37 1032.2
01 14:51 E 17 16.09 Mostly Cloudy FEW033 SCT170 BKN250 -0.6 -16.7 29% -5 77.39 1032.7
01 13:51 E 19 16.09 Mostly Cloudy FEW033 BKN170 BKN250 0 -13.3 36% -5 77.42 1033.2
01 12:51 NE 20 G 39 16.09 Partly Cloudy FEW033 SCT250 -0.6 -16.7 29% -6 77.39 1032.9
01 11:51 E 22 16.09 A Few Clouds FEW033 FEW250 -0.6 -16.7 -0.6 -3.9 29% -6 77.44 1033.3
Date Time (cst) 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)