Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cst) 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.
07 00:51 S 12 10.00 Mostly Cloudy BKN250 62.1 59 90% 29.75 1007.5
06 23:51 S 12 10.00 Mostly Cloudy FEW100 BKN250 60.1 57.9 64 60.1 93% 29.77 1007.9
06 22:51 S 9 10.00 Mostly Cloudy FEW100 BKN250 60.1 57 90% 29.8 1009.1
06 21:51 S 12 10.00 Mostly Cloudy BKN100 BKN250 61 57 87% 29.84 1010.5
06 20:51 SW 8 10.00 Overcast BKN120 OVC250 61 57.9 90% 29.87 1011.4
06 19:51 S 10 10.00 Overcast BKN160 OVC230 63 59 87% 29.84 1010.6
06 18:51 S 9 10.00 Overcast BKN140 OVC250 62.1 60.1 93% 29.86 1011.1
06 17:51 S 8 10.00 Mostly Cloudy SCT120 BKN170 BKN220 BKN250 64 59 66 57 84% 29.84 1010.6 0.17
06 16:51 SW 10 8.00 Mostly Cloudy FEW055 SCT120 BKN170 BKN250 64.9 61 87% 29.83 1010.1
06 14:51 NW 8 6.00 Fog/Mist SCT050 BKN075 BKN110 OVC250 64 60.1 87% 29.86 1011.0 0.1
06 13:51 S 6 6.00 Fog/Mist FEW038 BKN100 BKN250 63 60.1 90% 29.84 1010.5 0.02
06 12:51 S 8 3.00 Thunderstorm Light Rain Fog/Mist FEW006 SCT055CB OVC075 57.9 57 97% 29.86 1011.4 0.08
06 11:51 SE 15 G 22 3.00 Light Rain Fog/Mist FEW045 OVC095 57 55 57 43 93% 29.89 1012.3 0.07 0.63
06 10:51 S 8 1.75 Thunderstorm Light Rain Fog/Mist SCT037CB OVC055 54 53.1 97% 29.93 1013.8 0.32
06 09:51 S 6 2.00 Thunderstorm Light Rain Fog/Mist FEW003 BKN028 OVC039CB 53.1 52 96% 29.96 1014.8 0.24
06 08:51 SE 9 2.00 Fog/Mist OVC004 50 48.9 96% 47 29.94 1014.0
06 07:51 SE 5 1.50 Fog/Mist OVC003 46.9 46.9 100% 45 29.97 1015.3
06 06:51 SE 5 0.75 Fog/Mist VV002 45 45 100% 43 29.98 1015.4
06 05:51 E 5 0.13 Fog VV002 44.1 43 44.1 42.1 96% 42 29.98 1015.6
06 04:51 E 3 0.13 Fog VV002 43 42.1 97% 29.99 1015.9
06 03:51 Calm 0.25 Fog VV002 43 42.1 97% 30 1016.2
06 02:51 E 5 3.00 Fog/Mist BKN003 OVC012 43 42.1 97% 41 30 1016.4
06 01:51 Calm 1.50 Light Drizzle Fog/Mist OVC004 43 42.1 97% 30.04 1017.5
06 00:51 E 5 1.50 Light Drizzle Fog/Mist OVC004 44.1 43 96% 42 30.02 1017.0
05 23:51 E 3 4.00 Fog/Mist SCT005 OVC013 44.1 42.1 46 44.1 93% 30.04 1017.6
05 22:51 Calm 4.00 Fog/Mist OVC004 44.1 42.1 93% 30.05 1017.9
05 21:51 E 3 5.00 Fog/Mist OVC004 44.1 42.1 93% 30.04 1017.7
05 20:51 E 3 6.00 Fog/Mist OVC005 44.1 41 89% 30.05 1017.8
05 19:51 E 5 7.00 Overcast OVC006 45 42.1 90% 43 30.02 1016.9
05 18:51 E 7 6.00 Fog/Mist OVC010 46 43 89% 43 30.02 1016.8
05 17:51 E 8 5.00 Fog/Mist BKN010 BKN035 46.9 44.1 50 44.1 90% 44 30 1016.1
05 16:51 E 3 4.00 Fog/Mist BKN010 BKN037 BKN150 50 45 83% 29.99 1015.7
05 15:51 N 7 4.00 Fog/Mist OVC010 48.9 45 86% 46 29.99 1015.9
05 14:51 N 3 4.00 Fog/Mist OVC010 48.9 45 86% 29.99 1015.9
05 13:51 N 3 4.00 Fog/Mist BKN008 OVC017 48 45 89% 29.96 1015.0
05 12:51 Calm 3.00 Fog/Mist BKN006 OVC016 46.9 44.1 90% 29.97 1015.1
05 11:51 N 3 2.00 Fog/Mist OVC006 44.1 42.1 45 39 93% 29.98 1015.6 0.01
05 10:51 N 5 1.50 Light Drizzle Fog/Mist OVC004 43 42.1 97% 41 29.98 1015.7
05 09:51 N 7 2.00 Fog/Mist OVC005 42.1 41 96% 38 29.99 1015.8
05 08:51 NE 7 1.50 Light Drizzle Fog/Mist OVC004 41 39.9 96% 37 29.97 1015.4 0.01
05 07:51 N 6 1.50 Light Drizzle Fog/Mist OVC004 39.9 39 97% 36 29.97 1015.3 0.01
05 06:51 N 6 1.00 Light Drizzle Fog/Mist OVC003 39.9 39 97% 36 29.95 1014.6
05 05:51 N 6 1.00 Light Drizzle Fog/Mist OVC002 39 39 41 39 100% 35 29.96 1015.2
05 04:51 Calm 0.25 Fog VV003 39 39 100% 29.96 1015.2
05 03:51 NE 3 0.13 Fog VV002 39 37.9 96% 29.95 1014.7
05 02:51 N 7 0.13 Fog VV001 39 37.9 96% 35 29.96 1015.0
05 01:51 NE 5 0.13 Fog VV001 39 37.9 96% 36 29.96 1015.1
05 00:51 N 7 0.13 Fog VV001 39 37.9 96% 35 29.97 1015.4
04 23:51 N 7 0.13 Fog VV001 39 37.9 41 37.9 96% 35 30 1016.3 0.08
04 22:51 NE 3 0.13 Fog VV002 39 37.9 96% 30.01 1016.6
04 21:51 NE 9 0.13 Fog VV002 39 37.9 96% 33 30 1016.2 0.01
04 20:51 N 8 1.00 Light Rain Fog/Mist OVC002 39 37.9 96% 34 30.02 1017.1 0.07
04 19:51 NE 10 1.75 Fog/Mist OVC003 39.9 37.9 93% 34 30.01 1016.8 0.01
04 18:51 N 9 1.50 Light Rain Fog/Mist OVC005 39.9 37.9 93% 34 30.04 1017.7 0.06
04 17:51 E 7 0.75 Light Rain Fog/Mist OVC004 39 37 45 37.9 93% 35 30.04 1018.0 0.05 0.05
04 16:51 NE 7 1.00 Light Drizzle Fog/Mist OVC004 37.9 36 93% 33 30.05 1018.4
04 15:51 NE 12 1.50 Light Drizzle Fog/Mist OVC006 37.9 36 93% 31 30.06 1018.5
04 14:51 NE 7 2.00 Fog/Mist OVC008 39 36 89% 35 30.08 1019.1
04 13:51 NE 9 3.00 Light Drizzle OVC013 41 34 76% 36 30.08 1019.3
04 12:49 NE 10 7.00 Overcast BKN016 OVC028 44.1 34 68% 39 30.1 1019.9
04 11:51 E 9 8.00 Overcast OVC038 45 34 46 33.1 66% 41 30.14 1021.0
04 10:51 E 10 8.00 Overcast SCT045 OVC065 44.1 33.1 65% 39 30.15 1021.6
04 09:51 E 10 8.00 Overcast BKN070 OVC250 43 33.1 68% 38 30.18 1022.7
04 08:51 E 8 7.00 Mostly Cloudy FEW010 FEW060 BKN250 39.9 33.1 77% 35 30.2 1023.1
04 07:51 E 10 4.00 Fog/Mist SCT005 BKN250 36 33.1 89% 29 30.2 1023.3
04 06:51 NE 8 1.75 Fog/Mist OVC003 34 33.1 97% 28 30.2 1023.5
04 05:51 NE 9 0.75 Fog/Mist OVC002 33.1 32 34 32 96% 26 30.2 1023.2
04 04:51 NE 9 3.00 Fog/Mist OVC004 33.1 30.9 92% 26 30.2 1023.2
04 03:51 NE 7 2.00 Fog/Mist BKN003 OVC011 33.1 30.9 92% 28 30.2 1023.4
04 02:51 E 3 1.00 Fog/Mist OVC002 33.1 30.9 92% 30.21 1023.7
04 01:51 N 8 1.50 Fog/Mist OVC002 33.1 32 96% 27 30.2 1023.2
Date Time (cst) 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)