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.
10 04:51 SW 11 12.87 Partly Cloudy SCT008 SCT250 15 13.9 93% 75.59 1007.3
10 03:51 SW 20 12.87 Mostly Cloudy BKN008 15.6 14.4 93% 75.57 1007.0
10 02:51 SW 22 12.87 Overcast OVC009 16.1 14.4 90% 75.57 1007.0
10 01:51 SW 17 G 33 14.48 Overcast OVC010 16.1 14.4 90% 75.54 1006.9
09 23:51 S 15 14.48 A Few Clouds FEW016 15.6 13.9 90% 75.57 1007.2
09 22:51 S 19 16.09 Fair CLR 16.7 13.3 80% 75.57 1007.4
09 21:51 S 19 16.09 Fair CLR 16.7 12.8 78% 75.51 1006.7
09 20:51 S 20 G 33 16.09 Fair CLR 17.2 12.8 76% 75.51 1006.8
09 19:51 S 13 G 33 16.09 Fair CLR 17.8 12.8 73% 75.49 1006.5
09 18:51 S 24 G 39 16.09 A Few Clouds FEW045 18.9 12.8 22.8 18.9 68% 75.44 1005.7
09 17:51 S 24 G 44 16.09 A Few Clouds FEW045 21.7 11.1 51% 75.39 1004.9
09 16:51 S 20 G 44 16.09 A Few Clouds FEW045 22.2 10.6 48% 75.36 1004.5
09 15:51 S 22 G 39 16.09 Fair CLR 22.2 9.4 44% 75.36 1004.5
09 14:51 SW 28 G 44 16.09 Fair CLR 21.7 6.7 38% 75.39 1005.0
09 13:51 SW 22 16.09 Fair CLR 20.6 5.6 38% 75.41 1005.4
09 12:51 SW 19 G 37 16.09 Fair CLR 18.9 5 19.4 10 40% 75.46 1006.1
09 11:51 S 26 G 41 16.09 A Few Clouds FEW250 17.2 4.4 43% 75.51 1006.6
09 10:51 SW 28 G 39 16.09 A Few Clouds FEW250 15 3.3 46% 75.51 1006.7
09 09:51 SW 22 G 41 16.09 Partly Cloudy SCT250 13.3 1.7 46% 75.54 1006.9
09 08:51 SW 28 G 44 16.09 Partly Cloudy FEW180 SCT250 11.7 1.1 48% 75.51 1006.7
09 06:51 SW 22 G 39 16.09 A Few Clouds FEW250 10 0.6 10.6 9.4 52% 7 75.49 1006.4
09 05:51 SW 26 G 39 16.09 A Few Clouds FEW250 9.4 1.7 59% 6 75.49 1006.4
09 04:51 SW 24 G 44 16.09 Fair CLR 9.4 1.7 59% 7 75.49 1006.5
09 03:51 SW 26 G 43 16.09 Fair CLR 10 1.7 57% 7 75.49 1006.4
09 02:51 S 30 G 39 16.09 A Few Clouds FEW250 10.6 2.2 56% 75.54 1007.2
09 01:51 SW 28 G 46 16.09 A Few Clouds FEW240 10.6 2.8 59% 75.59 1007.6
09 00:51 S 24 G 46 16.09 A Few Clouds FEW240 10.6 3.3 15.6 10.6 61% 75.62 1008.2
08 23:51 SW 26 G 44 16.09 A Few Clouds FEW240 11.1 2.8 57% 75.62 1008.2
08 22:51 SW 28 G 44 16.09 Partly Cloudy FEW220 SCT250 11.7 2.8 55% 75.62 1008.2
08 21:51 SW 24 G 44 16.09 Mostly Cloudy BKN220 BKN250 12.8 2.2 49% 75.62 1008.2
08 20:51 S 28 G 44 16.09 Partly Cloudy FEW200 SCT250 13.9 2.2 45% 75.57 1007.6
08 18:51 SW 33 G 48 16.09 Partly Cloudy and Breezy FEW150 SCT250 15.6 2.2 16.7 12.8 41% 75.54 1007.3
08 17:51 SW 35 G 50 16.09 Mostly Cloudy and Breezy FEW200 BKN250 16.1 2.2 39% 75.51 1007.0
08 16:51 SW 39 G 61 16.09 Mostly Cloudy and Breezy FEW120 FEW200 BKN250 16.7 2.2 38% 75.54 1007.4
08 14:51 SW 20 G 54 16.09 A Few Clouds FEW110 FEW250 15.6 2.2 41% 75.62 1008.3
08 12:51 SW 33 G 54 16.09 A Few Clouds and Breezy FEW250 12.8 0 12.8 1.7 42% 75.77 1010.3
08 11:51 SW 28 G 52 16.09 A Few Clouds FEW250 11.1 0.6 49% 75.79 1010.9
08 10:51 SW 46 16.09 A Few Clouds and Windy FEW250 8.9 0.6 56% 5 75.9 1012.0
08 09:51 SW 31 G 48 16.09 A Few Clouds FEW012 FEW250 6.1 0 65% 2 75.9 1012.2
08 08:51 SW 30 G 46 16.09 A Few Clouds FEW180 3.9 0.6 79% -1 75.92 1012.7
08 07:51 SW 24 G 39 16.09 A Few Clouds FEW012 FEW190 1.7 -0.6 85% -3 75.92 1012.6
08 06:51 SW 19 G 35 16.09 Overcast OVC012 1.7 -1.1 2.2 0.6 82% -2 75.95 1013.0
08 05:51 SW 20 16.09 Overcast OVC012 1.7 -1.1 82% -3 76 1013.7
08 04:51 SW 15 16.09 Overcast OVC012 1.1 -1.7 82% -3 75.97 1013.3
08 03:51 SW 26 G 39 16.09 Mostly Cloudy BKN012 1.1 -2.2 79% -4 76 1013.4
08 01:51 SW 24 G 39 16.09 Mostly Cloudy BKN014 1.1 -2.2 79% -4 76 1013.7
08 00:51 SW 19 16.09 Mostly Cloudy BKN016 1.1 -2.2 79% -3 76.05 1014.2
07 23:51 W 17 G 39 16.09 Overcast OVC018 2.2 -1.7 6.1 2.2 76% -2 76.07 1014.4
07 22:51 W 20 G 35 16.09 Overcast OVC017 3.9 0 76% 0 76.05 1014.0
07 21:51 W 19 16.09 Overcast OVC018 4.4 0.6 77% 1 76 1013.5
07 20:51 W 20 G 35 16.09 Overcast OVC017 4.4 1.1 79% 1 76.02 1013.5
07 19:51 W 20 16.09 Overcast OVC015 5 1.7 79% 1 76 1013.3
07 18:51 W 19 G 31 16.09 Overcast OVC017 5.6 1.7 76% 2 75.92 1012.3
07 17:51 W 26 G 43 16.09 Overcast OVC016 6.1 2.2 11.7 6.1 76% 2 75.87 1011.5
07 16:51 W 24 G 41 16.09 Overcast OVC015 6.1 2.8 80% 2 75.79 1010.6
07 15:51 W 31 G 50 16.09 Overcast BKN014 OVC019 7.8 3.3 73% 4 75.69 1009.3
07 14:51 W 22 G 44 16.09 Overcast OVC016 7.8 4.4 79% 5 75.64 1008.4
07 13:51 W 26 G 46 16.09 Mostly Cloudy BKN018 BKN034 BKN055 8.9 4.4 74% 6 75.54 1007.2
07 12:51 W 22 16.09 Overcast FEW013 BKN027 OVC046 10.6 6.7 77% 75.51 1006.9
07 11:51 W 31 G 48 11.27 Light Drizzle BKN012 BKN019 OVC029 11.7 8.9 16.7 11.7 83% 75.49 1006.3 0.03
07 10:51 SW 28 G 50 16.09 Overcast BKN016 OVC020 16.7 13.3 80% 75.36 1004.6
07 09:51 SW 31 G 50 16.09 Overcast BKN021 BKN034 BKN120 OVC200 16.7 13.3 80% 75.34 1004.0
07 08:51 SW 31 G 48 16.09 Overcast SCT013 SCT090 BKN160 OVC210 16.1 12.8 81% 75.36 1004.6 0.03
07 07:51 SW 24 G 46 16.09 Overcast SCT013 SCT090 BKN150 OVC200 15.6 13.9 90% 75.39 1005.0
07 06:51 SW 17 16.09 Overcast SCT011 SCT050 BKN120 OVC150 15.6 13.9 90% 75.39 1004.8 0.03
07 05:51 S 28 G 46 16.09 Light Rain FEW050 OVC095 16.1 13.9 18.3 15.6 87% 75.39 1004.9 0.05 0.38
07 04:51 SW 19 16.09 Light Rain SCT040 OVC090 15.6 14.4 93% 75.46 1005.8 0.03
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)