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.
26 19:51 NE 15 16.09 Overcast FEW009 FEW040 OVC090 16.1 14.4 90% 76.3 1017.1
26 18:51 NE 17 16.09 Overcast FEW007 FEW040 OVC090 16.7 13.9 18.3 16.7 84% 76.3 1017.1 0.08
26 17:51 NE 15 16.09 Overcast FEW010 SCT080 OVC100 16.7 14.4 86% 76.3 1017.2 0.03
26 16:51 NE 15 14.48 Light Rain FEW015 SCT070 OVC110 16.7 14.4 86% 76.33 1017.4
26 15:51 N 19 16.09 Overcast FEW013 FEW045 OVC120 17.2 14.4 84% 76.35 1017.7 0.05
26 14:51 NE 15 16.09 Overcast FEW013 SCT045 OVC120 17.8 14.4 81% 76.38 1018.2
26 13:51 N 15 16.09 Light Rain FEW010 FEW040 OVC120 17.2 15 87% 76.4 1018.6 0.05
26 12:51 NE 15 16.09 Overcast FEW005 OVC120 17.8 13.9 18.9 17.2 78% 76.4 1018.5
26 11:51 NE 15 16.09 Overcast FEW030 BKN110 OVC140 18.9 12.2 65% 76.43 1018.7
26 10:51 E 17 16.09 Light Rain FEW060 OVC110 17.8 13.3 75% 76.45 1019.2
26 09:51 NE 15 16.09 Light Rain FEW050 BKN120 OVC190 17.8 12.8 73% 76.43 1018.9
26 08:51 E 11 16.09 Overcast BKN140 OVC190 18.3 12.8 70% 76.43 1018.6
26 07:51 E 15 16.09 Mostly Cloudy BKN140 BKN190 BKN250 17.8 13.3 75% 76.4 1018.2
26 06:51 NE 13 16.09 Mostly Cloudy BKN150 BKN220 17.2 12.8 17.2 16.1 76% 76.38 1017.8
26 05:51 E 11 16.09 Mostly Cloudy FEW150 BKN220 16.7 12.2 75% 76.38 1017.8
26 04:51 NE 11 16.09 Mostly Cloudy BKN230 16.7 13.3 80% 76.3 1016.9
26 03:51 N 7 16.09 A Few Clouds FEW250 16.7 13.9 84% 76.3 1016.8
26 02:51 NE 7 16.09 A Few Clouds FEW250 16.7 13.3 80% 76.25 1016.1
26 01:51 E 7 16.09 A Few Clouds FEW250 16.7 13.3 80% 76.23 1016.0
26 00:51 E 7 16.09 Partly Cloudy SCT250 16.7 12.8 25.6 16.1 78% 76.28 1016.5
25 23:51 E 9 16.09 Partly Cloudy FEW090 SCT250 16.7 13.3 80% 76.28 1016.7
25 22:51 NE 15 16.09 Partly Cloudy FEW090 SCT250 17.8 13.3 75% 76.28 1016.6
25 21:51 NE 20 16.09 Partly Cloudy FEW055 FEW090 SCT250 17.8 15 84% 76.23 1015.9
25 20:51 E 15 16.09 Mostly Cloudy FEW055 SCT090 BKN250 19.4 13.9 71% 76.17 1015.3
25 19:51 NE 26 G 41 16.09 Mostly Cloudy SCT055 BKN090 BKN250 22.8 13.9 57% 76.1 1014.2
25 18:51 NW 11 G 28 16.09 Mostly Cloudy SCT055 BKN250 25.6 13.3 26.1 23.9 47% 26 76.05 1013.4
25 17:51 W 15 16.09 Mostly Cloudy SCT055 BKN250 26.1 13.3 45% 26 76.02 1013.0
25 16:51 W 24 G 35 16.09 Mostly Cloudy SCT065 BKN250 26.1 12.8 44% 26 76.05 1013.5
25 15:51 W 20 G 31 16.09 Mostly Cloudy SCT070 BKN250 25.6 13.3 47% 26 76.05 1013.3
25 14:51 W 20 G 39 16.09 Mostly Cloudy BKN055 BKN250 25.6 12.8 45% 26 76.02 1013.2
25 13:51 NW 19 16.09 Mostly Cloudy BKN055 BKN250 25 12.8 47% 26 76.05 1013.4
25 12:51 W 17 16.09 Mostly Cloudy SCT055 BKN250 25 12.8 25 18.3 47% 26 76.05 1013.4
25 11:51 W 19 16.09 Partly Cloudy FEW047 SCT250 24.4 13.3 50% 26 76.02 1013.2
25 10:51 NW 20 G 33 16.09 A Few Clouds FEW065 FEW250 23.9 13.3 52% 25 76.02 1013.1
25 09:51 W 19 16.09 Partly Cloudy FEW065 SCT250 23.3 15 60% 76.02 1013.0
25 08:51 W 9 16.09 Partly Cloudy SCT065 SCT250 22.8 17.2 71% 76.02 1013.0
25 07:51 W 11 16.09 Partly Cloudy FEW060 FEW170 SCT250 20 16.7 81% 76 1012.9
25 06:51 W 11 16.09 Partly Cloudy FEW160 SCT250 18.3 17.2 18.3 16.7 93% 76 1012.9
25 05:51 W 11 12.87 Mostly Cloudy FEW070 SCT160 BKN250 17.2 16.7 97% 75.95 1012.3
25 04:51 SW 13 11.27 Partly Cloudy SCT250 17.2 16.1 93% 75.9 1011.7
25 03:51 SW 13 8.05 Fog/Mist FEW070 BKN250 17.2 16.7 97% 75.92 1011.8
25 02:51 SW 13 8.05 Fog/Mist BKN250 17.2 16.7 97% 75.9 1011.7
25 01:51 SW 6 11.27 A Few Clouds FEW090 FEW250 17.2 16.7 97% 75.92 1012.0
25 00:51 SW 11 16.09 A Few Clouds FEW200 17.2 16.7 20.6 17.2 97% 75.95 1012.2 1.96
24 23:51 SW 15 16.09 Partly Cloudy SCT110 SCT200 17.8 16.7 93% 75.97 1012.5
24 22:51 S 15 16.09 Mostly Cloudy FEW035 BKN100 BKN200 17.8 16.7 93% 75.95 1012.4 0.15
24 21:51 N 6 12.87 Thunderstorm SCT032 BKN044CB BKN090 OVC150 17.8 16.7 93% 76.05 1013.7 0.05 1.8
24 20:51 S 9 16.09 Overcast FEW050 BKN120 BKN210 OVC250 17.8 16.7 93% 76.02 1013.1
24 19:51 S 15 11.27 Light Rain FEW030 SCT050 BKN090 BKN150 OVC250 18.9 17.2 90% 75.92 1012.0 1.75
24 18:51 E 11 12.87 Thunderstorm SCT055CB BKN075 BKN150 OVC250 20.6 16.1 21.1 18.9 76% 75.95 1012.4 0.18
24 17:51 SE 15 16.09 Mostly Cloudy SCT060 BKN110 BKN250 20.6 16.1 76% 76 1013.0
24 16:51 E 17 16.09 Mostly Cloudy BKN060 BKN130 BKN250 21.1 16.7 76% 76.1 1014.2
24 15:51 E 13 16.09 Overcast FEW013 BKN055 BKN110 OVC250 19.4 17.2 87% 76.15 1015.1 0.18
24 14:51 SE 17 16.09 Overcast SCT010 BKN040 OVC130 18.9 17.2 90% 76.23 1016.0 0.1
24 13:51 Calm 6.44 Light Rain Fog/Mist SCT011 BKN036 OVC050 18.9 17.2 90% 76.28 1016.8 0.08
24 12:51 N 9 16.09 Light Rain FEW011 SCT060 OVC080 19.4 17.2 22.2 17.8 87% 76.33 1017.3 0.13
24 11:51 NW 9 9.66 Light Rain Fog/Mist BKN048 OVC060 18.9 16.7 87% 76.33 1017.2 0.13
24 10:51 W 11 16.09 Overcast FEW047 BKN065 OVC085 21.7 14.4 63% 76.33 1017.3
24 09:51 SW 13 16.09 Mostly Cloudy FEW060 SCT090 BKN130 BKN250 21.7 13.9 61% 76.33 1017.2
24 08:51 S 15 16.09 Mostly Cloudy FEW065 BKN085 19.4 11.1 59% 76.38 1018.2
24 07:51 NE 15 16.09 Mostly Cloudy FEW038 BKN046 BKN065 17.8 11.1 65% 76.45 1019.0
24 06:51 S 11 16.09 Overcast SCT050TCU BKN070 OVC090 18.3 8.3 18.3 15 52% 76.45 1018.9
24 05:51 S 13 16.09 Overcast BKN049CB OVC085 17.8 7.8 52% 76.45 1018.8
24 04:51 S 9 16.09 Mostly Cloudy BKN080 BKN130 16.1 8.3 60% 76.43 1018.7
24 03:51 S 7 16.09 Mostly Cloudy SCT055 BKN130 15.6 8.3 62% 76.45 1019.1
24 02:51 S 6 16.09 A Few Clouds FEW055 FEW100 FEW250 15.6 8.9 65% 76.48 1019.5
24 01:51 Calm 16.09 A Few Clouds FEW250 16.1 8.9 63% 76.53 1020.0
24 00:51 Calm 16.09 Fair CLR 16.7 7.8 21.1 16.7 56% 76.56 1020.3
23 22:51 SE 7 16.09 Fair CLR 17.8 6.1 46% 76.63 1021.2
23 21:51 SE 7 16.09 Fair CLR 17.8 6.7 48% 76.63 1021.4
23 20:51 E 9 16.09 A Few Clouds FEW050 FEW250 18.3 6.1 45% 76.61 1021.2
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)