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.
09 21:51 W 10 10.00 Overcast SCT140 BKN190 OVC250 46.9 28 48% 43 29.84 1010.9
09 20:51 SW 9 10.00 Overcast SCT130 BKN170 OVC250 48 28 46% 44 29.84 1010.7
09 19:51 SW 9 10.00 Overcast SCT140 BKN200 OVC250 48 28 46% 44 29.83 1010.5
09 18:51 SW 8 10.00 Overcast BKN140 BKN190 OVC250 48.9 28.9 46% 46 29.82 1010.2
09 17:51 SW 8 10.00 Overcast BKN150 OVC250 48.9 28 53.1 48.9 44% 46 29.81 1009.6
09 16:51 SW 10 10.00 Overcast BKN170 OVC250 48.9 28.9 46% 45 29.8 1009.4
09 15:51 SW 9 10.00 Overcast BKN160 OVC250 50 30 46% 47 29.79 1008.9
09 14:51 SW 10 G 21 10.00 Mostly Cloudy SCT140 BKN200 BKN250 51.1 30.9 46% 29.77 1008.4
09 13:51 W 10 10.00 Mostly Cloudy FEW150 BKN210 52 30.9 45% 29.75 1007.6
09 12:51 W 16 G 22 10.00 Mostly Cloudy FEW200 BKN240 52 33.1 49% 29.74 1007.3
09 11:51 W 13 10.00 Mostly Cloudy BKN230 51.1 34 51.1 43 52% 29.73 1006.7
09 10:51 W 9 10.00 Mostly Cloudy BKN250 48 34 58% 44 29.73 1006.9
09 09:51 W 12 G 23 10.00 A Few Clouds FEW250 45 34 66% 40 29.72 1006.6
09 08:51 W 15 G 25 10.00 A Few Clouds FEW250 43 34 71% 36 29.7 1005.9
09 07:51 W 12 G 23 10.00 A Few Clouds FEW017 FEW120 44.1 37 76% 39 29.65 1004.3
09 06:51 SW 14 G 25 10.00 Mostly Cloudy BKN017 BKN250 46.9 42.1 83% 42 29.62 1003.2
09 05:51 SW 13 10.00 Overcast FEW012 BKN021 OVC150 48.9 45 48.9 48 86% 44 29.59 1002.0
09 04:51 SW 12 10.00 Mostly Cloudy BKN011 BKN030 48 46 93% 44 29.57 1001.5
09 03:51 SW 9 G 17 10.00 Overcast BKN006 OVC013 48.9 46.9 93% 45 29.57 1001.3
09 02:51 SW 10 10.00 Overcast OVC004 48 46.9 96% 44 29.58 1001.7
09 01:51 SW 12 G 29 5.00 Light Drizzle Fog/Mist BKN005 BKN010 OVC036 48 46 93% 44 29.57 1001.5
09 00:51 SW 10 4.00 Light Drizzle Fog/Mist OVC006 48 46 93% 44 29.59 1002.1
08 23:51 S 12 10.00 Light Drizzle SCT011 BKN026 OVC037 48.9 43 51.1 48.9 80% 45 29.62 1003.1
08 22:51 SW 12 10.00 Overcast BKN025 OVC030 50 42.1 74% 46 29.62 1003.2
08 21:51 S 9 10.00 Overcast OVC029 50 42.1 74% 47 29.64 1003.9
08 20:51 S 13 10.00 Mostly Cloudy BKN030 BKN055 48.9 42.1 77% 44 29.64 1004.1
08 19:51 S 12 G 24 10.00 A Few Clouds FEW055 51.1 42.1 71% 29.66 1004.6
08 18:51 S 9 10.00 Fair CLR 50 39 66% 47 29.67 1005.1
08 17:51 S 8 10.00 Fair CLR 51.1 37.9 55 50 61% 29.7 1006.0
08 16:51 S 7 10.00 A Few Clouds FEW120 FEW250 51.1 37 59% 29.71 1006.3
08 15:51 S 9 10.00 A Few Clouds FEW120 FEW250 54 37 53% 29.73 1006.8
08 14:51 S 9 10.00 A Few Clouds FEW250 55 37 51% 29.73 1007.0
08 13:51 S 12 G 17 10.00 A Few Clouds FEW120 FEW250 54 37 53% 29.75 1007.6
08 12:51 S 7 10.00 A Few Clouds FEW120 FEW250 53.1 36 52% 29.77 1008.5
08 11:51 S 3 10.00 Partly Cloudy FEW130 SCT250 51.1 35.1 53.1 37.9 54% 29.8 1009.2
08 10:51 W 6 10.00 Partly Cloudy FEW130 SCT250 48.9 34 56% 47 29.82 1010.1
08 09:51 SW 7 10.00 Mostly Cloudy FEW130 BKN250 46 33.1 61% 43 29.83 1010.4
08 08:51 W 9 10.00 Mostly Cloudy FEW130 BKN250 43 32 65% 38 29.81 1009.9
08 07:51 SW 9 10.00 Mostly Cloudy FEW120 BKN250 39 30.9 73% 33 29.79 1009.1
08 06:51 W 6 10.00 Mostly Cloudy BKN250 39 30 70% 35 29.78 1008.9
08 05:51 SW 9 10.00 Partly Cloudy SCT250 39.9 30.9 46 39.9 70% 34 29.77 1008.4
08 04:51 W 10 10.00 A Few Clouds FEW250 41 30.9 67% 35 29.76 1008.2
08 03:51 SW 12 10.00 A Few Clouds FEW250 42.1 30.9 65% 36 29.75 1007.8
08 02:51 W 13 G 23 10.00 A Few Clouds FEW250 43 30.9 63% 37 29.74 1007.4
08 01:51 W 14 G 26 10.00 A Few Clouds FEW250 43 30.9 63% 37 29.74 1007.3
08 00:51 SW 14 G 23 10.00 Mostly Cloudy BKN250 44.1 30.9 60% 38 29.75 1007.6
07 23:51 SW 16 G 25 10.00 Mostly Cloudy BKN250 46 30.9 48 44.1 56% 40 29.74 1007.4
07 22:51 SW 13 G 26 10.00 Mostly Cloudy BKN250 46 30.9 56% 41 29.72 1006.9
07 21:51 SW 14 G 23 10.00 Mostly Cloudy BKN250 45 30 56% 39 29.73 1007.1
07 20:51 SW 16 G 28 10.00 Mostly Cloudy BKN250 45 28.9 54% 38 29.72 1006.9
07 19:51 SW 18 G 31 10.00 Mostly Cloudy SCT130 BKN250 46 28 50% 39 29.72 1007.0
07 18:51 SW 17 G 31 10.00 Partly Cloudy FEW170 SCT250 46.9 27 46% 41 29.72 1007.1
07 17:51 SW 18 G 33 10.00 Mostly Cloudy BKN170 BKN230 48 27 50 41 44% 42 29.75 1007.8
07 16:51 SW 21 G 30 10.00 Mostly Cloudy and Breezy BKN190 BKN250 48.9 27 43% 43 29.76 1008.2
07 15:51 SW 17 G 25 10.00 Mostly Cloudy BKN210 BKN250 48.9 27 43% 43 29.78 1008.8
07 14:51 SW 15 G 24 10.00 Mostly Cloudy BKN200 BKN250 48.9 25 39% 44 29.8 1009.7
07 13:51 SW 14 G 28 10.00 Mostly Cloudy FEW170 BKN210 BKN250 46.9 23 39% 42 29.84 1011.0
07 12:51 SW 17 G 30 10.00 Mostly Cloudy BKN210 BKN250 44.1 21.9 41% 37 29.88 1012.5
07 11:51 SW 17 G 31 10.00 Mostly Cloudy BKN210 BKN250 41 19.9 41 24.1 43% 33 29.91 1013.5
07 10:51 SW 16 G 26 10.00 Mostly Cloudy BKN200 BKN250 37.9 18 44% 30 29.99 1016.2
07 09:51 SW 15 10.00 Mostly Cloudy SCT200 BKN250 33.1 17.1 52% 24 30.03 1017.7
07 08:51 SW 13 10.00 Mostly Cloudy SCT220 BKN250 28 15.1 58% 18 30.05 1018.4
07 07:51 SW 6 10.00 Mostly Cloudy BKN220 BKN250 25 14 63% 19 30.07 1019.3
07 06:51 S 7 10.00 Mostly Cloudy FEW022 BKN220 25 14 63% 18 30.07 1019.2
07 05:51 SW 8 10.00 A Few Clouds FEW022 FEW250 25 12.9 27 25 60% 17 30.09 1019.7
07 04:51 SW 8 10.00 Mostly Cloudy BKN022 27 12.9 55% 19 30.11 1020.5
07 03:51 SW 8 10.00 Mostly Cloudy BKN022 27 12.9 55% 19 30.12 1021.0
07 02:51 SW 8 10.00 Partly Cloudy SCT025 25 12 58% 17 30.13 1021.3
07 01:51 SW 8 10.00 A Few Clouds FEW026 FEW250 25 12 58% 17 30.14 1021.4
07 00:51 SW 9 10.00 Partly Cloudy SCT026 26.1 12 55% 18 30.15 1021.9
06 23:51 SW 6 10.00 Partly Cloudy SCT050 27 10.9 30.9 27 51% 21 30.16 1022.3
06 22:51 SW 7 10.00 Partly Cloudy SCT050 27 12 53% 20 30.17 1022.5
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)