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.
01 00:51 NE 13 16.09 Overcast BKN030 BKN042 OVC065 5 3.3 6.1 5 89% 2 76.07 1014.7 0.18 0.38
30 23:51 Calm 11.27 Light Rain SCT025 OVC034 5 2.8 86% 76.15 1015.3 0.08
30 22:51 E 9 16.09 Overcast OVC030 5 1.7 79% 3 76.12 1015.1
30 21:51 E 13 16.09 Light Rain OVC032 5 1.1 76% 2 76.15 1015.5 0.1 0.13
30 20:51 E 15 16.09 Light Rain BKN034 OVC041 5.6 0 68% 3 76.1 1015.0 0.03
30 19:51 E 15 16.09 Overcast SCT030 BKN044 OVC055 5.6 1.1 73% 3 76.1 1014.7
30 18:51 E 15 16.09 Light Rain SCT028 OVC032 6.1 2.8 10.6 6.1 80% 3 76.1 1015.0 0.03 0.08
30 17:51 E 17 16.09 Light Rain BKN036 OVC050 6.7 2.8 76% 4 76.1 1015.0 0.05
30 16:51 E 13 16.09 Light Rain BKN042 OVC060 7.8 2.2 68% 6 76.1 1015.0
30 15:51 E 19 16.09 Mostly Cloudy FEW050 BKN060 BKN080 8.9 2.2 63% 6 76.1 1015.0
30 14:51 NE 17 16.09 Mostly Cloudy FEW050 BKN065 BKN080 BKN250 9.4 2.8 64% 7 76.15 1015.4
30 13:51 NE 19 16.09 Overcast BKN070 OVC100 9.4 3.3 66% 7 76.15 1015.6
30 12:51 E 17 16.09 Overcast BKN060 OVC110 10.6 3.3 13.3 5 61% 76.17 1015.9
30 11:51 W 15 16.09 Mostly Cloudy FEW035 BKN060 BKN080 12.2 -1.1 40% 76.2 1016.1
30 10:51 Vrbl 6 16.09 Mostly Cloudy FEW040 BKN065 BKN085 11.7 -1.1 41% 76.23 1016.5
30 09:51 Calm 16.09 Partly Cloudy SCT070 SCT110 10.6 1.7 54% 76.25 1016.8
30 08:51 Vrbl 6 16.09 Partly Cloudy SCT080 8.3 3.3 71% 76.28 1017.2
30 07:51 Calm 16.09 A Few Clouds FEW085 6.1 3.3 82% 76.28 1017.3
30 06:51 Calm 16.09 A Few Clouds FEW080 5 2.8 5 2.8 86% 76.25 1017.1
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
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)