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.
30 05:51 NW 6 16.09 A Few Clouds FEW080 3.3 2.2 93% 76.25 1016.9
30 04:51 Calm 16.09 Fair CLR 3.9 2.2 89% 76.23 1016.6
30 03:51 SW 6 16.09 Fair CLR 3.9 2.8 93% 76.23 1016.5
30 02:51 W 9 14.48 Fair CLR 4.4 2.8 89% 2 76.2 1016.3
30 01:51 SW 7 14.48 Fair CLR 4.4 3.3 93% 3 76.23 1016.6
30 00:51 SW 7 16.09 Fair CLR 5 3.9 8.3 5 93% 4 76.25 1016.8
29 23:51 Calm 16.09 A Few Clouds FEW090 5 3.9 93% 76.25 1016.7
29 22:51 Calm 16.09 A Few Clouds FEW060 FEW090 6.1 3.3 82% 76.25 1016.9
29 21:51 N 7 16.09 Partly Cloudy FEW029 SCT050 SCT085 6.1 3.9 86% 5 76.25 1017.0
29 20:51 N 17 16.09 Mostly Cloudy FEW020 BKN033 BKN080 6.7 3.3 79% 4 76.25 1016.9
29 19:51 NE 13 16.09 Mostly Cloudy FEW021 BKN033 BKN080 BKN250 7.2 3.3 77% 5 76.2 1016.2
29 18:51 N 17 16.09 Mostly Cloudy FEW018 SCT029 BKN080 7.8 3.9 11.7 7.8 77% 5 76.15 1015.4
29 17:51 N 19 16.09 Mostly Cloudy FEW014 SCT026 BKN080 8.3 4.4 77% 6 76.12 1014.9
29 16:51 NE 19 16.09 Mostly Cloudy SCT021 BKN050 BKN085 8.3 4.4 77% 6 76.1 1014.5
29 15:51 N 24 16.09 Light Rain SCT022 BKN037 OVC070 8.9 4.4 74% 6 76.07 1014.4
29 14:51 N 19 16.09 Mostly Cloudy BKN017 BKN041 BKN070 10.6 6.1 74% 76.07 1014.3
29 13:51 N 26 16.09 Overcast BKN019 BKN048 OVC065 10 5.6 74% 7 76.05 1013.9
29 12:51 NW 26 16.09 Overcast BKN020 OVC033 11.1 7.2 13.3 10 77% 76.02 1013.5
29 11:51 N 19 16.09 Overcast BKN030 BKN043 OVC090 11.7 6.7 72% 75.97 1013.0
29 10:51 N 13 16.09 Overcast OVC032 12.2 6.1 67% 75.97 1012.9
29 09:51 N 15 16.09 Mostly Cloudy BKN025 BKN050 12.2 6.1 67% 75.97 1012.9
29 08:51 NW 13 16.09 Mostly Cloudy SCT070 SCT090 BKN130 12.2 6.7 69% 75.97 1012.9
29 07:51 N 13 16.09 Mostly Cloudy BKN060 10 6.1 77% 8 76 1013.1
29 06:51 N 11 16.09 Overcast OVC060 10 6.1 13.9 10 77% 9 75.97 1013.0
29 05:51 N 20 16.09 Overcast OVC060 11.1 5 66% 75.95 1012.6
29 04:51 NW 19 16.09 Overcast BKN060 OVC085 12.2 3.3 55% 75.9 1011.7
29 03:51 N 17 16.09 Overcast BKN060 BKN075 OVC090 12.2 5 62% 75.87 1011.4
29 02:51 NW 15 16.09 Overcast BKN060 OVC100 12.8 5 59% 75.9 1011.8
29 01:51 NW 11 16.09 Mostly Cloudy FEW060 BKN120 BKN200 12.8 4.4 57% 75.92 1012.1
29 00:51 NW 9 16.09 Mostly Cloudy BKN100 13.9 4.4 16.7 13.3 53% 75.92 1012.2
28 23:51 N 17 16.09 Mostly Cloudy FEW050 BKN130 BKN250 13.3 5.6 60% 75.92 1012.0
28 22:51 W 9 16.09 Mostly Cloudy SCT050 BKN100 BKN250 14.4 7.8 65% 76 1013.3
28 21:51 SW 7 16.09 Overcast SCT050 BKN120 OVC250 15 7.8 62% 76 1013.1
28 20:51 SW 6 16.09 Overcast SCT130 OVC250 15 7.2 60% 75.95 1012.7
28 19:51 W 9 16.09 Overcast SCT150 OVC250 16.1 7.2 56% 75.9 1012.0
28 18:51 W 7 16.09 Overcast BKN140 OVC250 16.7 6.7 17.8 14.4 52% 75.9 1011.9
28 17:51 NW 7 16.09 Partly Cloudy FEW030 FEW120 SCT250 17.8 7.2 50% 75.92 1012.1
28 16:51 NW 17 16.09 Mostly Cloudy FEW033 BKN250 17.2 7.2 52% 75.95 1012.5
28 15:51 W 15 G 30 16.09 Mostly Cloudy FEW033 BKN250 17.2 7.8 54% 75.97 1012.8
28 14:51 W 26 G 39 16.09 Partly Cloudy FEW032 SCT250 16.1 7.2 56% 76 1013.0
28 13:51 SW 22 G 46 16.09 Partly Cloudy SCT032 SCT250 15.6 7.2 58% 76.07 1014.1
28 12:51 SW 24 G 37 16.09 Mostly Cloudy BKN030 BKN250 14.4 6.7 15 10 60% 76.07 1014.0
28 11:51 W 19 G 31 16.09 Mostly Cloudy BKN030 BKN250 13.9 6.7 62% 76.02 1013.5
28 09:51 W 22 G 33 16.09 Overcast OVC025 11.1 6.1 72% 75.97 1012.8
28 08:51 W 20 G 33 16.09 Overcast OVC022 10.6 5.6 71% 75.92 1012.3
28 07:51 W 17 G 31 16.09 Overcast OVC017 10.6 6.7 77% 75.82 1010.9
28 06:51 W 19 G 39 16.09 Overcast OVC020 10.6 6.1 15.6 10.6 74% 75.72 1009.3
28 05:51 W 33 G 59 16.09 Overcast and Breezy OVC019 10.6 6.7 77% 75.59 1007.7
28 04:51 W 26 G 54 16.09 Overcast OVC019 11.1 7.2 77% 75.51 1006.7
28 03:51 W 31 G 61 16.09 Overcast OVC020 12.2 8.3 77% 75.46 1005.8
28 02:51 W 24 G 46 16.09 Overcast OVC020 12.8 9.4 80% 75.39 1005.0
28 01:51 W 30 G 48 16.09 Overcast OVC023 15 11.1 78% 75.34 1004.1
28 00:51 SW 19 16.09 Overcast BKN011 BKN016 OVC034 15.6 14.4 19.4 15.6 93% 75.31 1003.9 0.97
27 23:51 SW 22 G 35 14.48 Thunderstorm BKN010 OVC065CB 15.6 13.9 90% 75.26 1003.4 0.43
27 22:51 S 22 16.09 Overcast SCT012 BKN085 BKN100 OVC250 16.1 14.4 90% 75.23 1002.7
27 21:51 S 17 G 33 16.09 Overcast BKN012 BKN090 OVC250 16.7 15 90% 75.23 1003.0 0.53
27 20:51 W 22 G 31 16.09 Overcast FEW012 SCT060 OVC150 16.7 15 90% 75.13 1001.4 0.18
27 19:51 S 22 G 33 9.66 Thunderstorm Light Rain SCT021 BKN045 OVC095 17.2 15.6 90% 75.26 1003.1 0.36
27 18:51 S 13 16.09 Thunderstorm Light Rain OVC050CB 19.4 14.4 20 13.9 73% 75.21 1002.6 0.58
27 17:51 S 22 G 37 16.09 Overcast BKN050 OVC250 20 14.4 70% 75.21 1002.5
27 16:51 S 19 G 35 16.09 Mostly Cloudy SCT065 BKN250 19.4 14.4 73% 75.16 1001.7
27 15:51 S 13 16.09 Overcast FEW015 OVC250 18.3 15 81% 75.13 1001.6 0.58
27 14:51 SE 28 14.48 Overcast FEW008 OVC220 16.7 14.4 86% 75.08 1001.0
27 13:51 SE 50 G 74 12.87 Overcast and Windy BKN010 OVC180 14.4 13.3 93% 75.06 1000.7 0.58
27 12:51 S 17 2.82 Thunderstorm Light Rain Fog/Mist BKN026 BKN040CB OVC075 13.9 12.8 15 12.8 93% 75.74 1010.1 0.66 0.79
27 11:51 S 17 16.09 Light Rain FEW090 BKN110 BKN180 OVC250 15 11.1 78% 75.64 1008.6
27 10:51 SE 20 16.09 Overcast FEW047 FEW075 OVC100 13.9 11.7 87% 75.67 1008.9 0.08
27 09:51 SE 19 8.05 Light Rain SCT070 OVC095 13.9 11.1 83% 75.72 1009.7 0.05 0.05
27 08:51 S 19 16.09 Overcast BKN095 BKN120 OVC250 13.9 9.4 74% 75.79 1010.6
27 07:51 SE 24 16.09 Overcast SCT075 BKN100 BKN130 OVC250 13.3 9.4 77% 75.79 1010.5
27 06:51 SE 15 16.09 Overcast FEW075 FEW100 BKN130 OVC250 12.8 8.9 12.8 8.3 77% 75.9 1011.9
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)