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.
14 19:51 SW 5 10.00 Overcast OVC210 42.1 30.9 65% 40 29.96 1015.0
14 18:51 SW 6 10.00 Overcast OVC220 43 32 65% 40 29.96 1015.0
14 17:51 S 6 10.00 Overcast OVC230 46 30.9 51.1 45 56% 44 29.95 1014.6
14 16:51 SE 8 9.00 Overcast BKN220 OVC250 48 30.9 52% 45 29.94 1014.4
14 15:51 SE 3 9.00 Overcast BKN220 OVC250 50 30.9 48% 29.95 1014.4
14 14:51 W 3 9.00 Mostly Cloudy SCT230 BKN250 51.1 30 45% 29.97 1015.2
14 13:51 SW 3 9.00 Mostly Cloudy BKN240 51.1 30 45% 29.97 1015.0
14 12:51 Calm 9.00 Mostly Cloudy BKN240 48.9 30.9 50% 29.98 1015.4
14 11:51 Calm 10.00 Overcast OVC240 45 30 45 28.9 56% 30.01 1016.4
14 10:51 Calm 10.00 Overcast OVC230 42.1 30 62% 30.02 1016.9
14 09:51 SW 5 10.00 Overcast OVC240 39 28.9 67% 36 30.03 1017.4
14 08:51 Calm 10.00 Overcast OVC240 35.1 28 76% 30.04 1017.8
14 07:51 Calm 10.00 Mostly Cloudy BKN250 32 27 82% 30.04 1017.7
14 06:51 Calm 10.00 Mostly Cloudy BKN250 28.9 24.1 82% 30.04 1017.6
14 05:51 SW 3 10.00 Mostly Cloudy BKN250 34 27 39.9 33.1 76% 30.03 1017.4
14 04:51 SW 3 10.00 Fair CLR 34 27 76% 30.03 1017.2
14 03:51 SW 3 10.00 Fair CLR 35.1 27 72% 30.02 1016.7
14 02:51 S 5 10.00 Fair CLR 36 27 70% 33 30.02 1016.9
14 01:51 SW 5 10.00 Fair CLR 37 27 67% 34 30.04 1017.7
14 00:51 SW 6 10.00 Fair CLR 39 28 65% 35 30.05 1018.0
13 23:51 SW 8 10.00 Fair CLR 39.9 28 48 39.9 63% 35 30.06 1018.2
13 22:51 SW 8 10.00 Fair CLR 42.1 28 58% 38 30.06 1018.3
13 21:51 SW 8 10.00 Fair CLR 43 27 53% 39 30.06 1018.4
13 20:51 SW 6 10.00 Fair CLR 43 27 53% 40 30.05 1018.1
13 19:51 SW 7 10.00 A Few Clouds FEW250 44.1 27 51% 41 30.04 1017.9
13 18:51 S 5 10.00 A Few Clouds FEW250 46 26.1 46% 44 30.05 1018.2
13 17:51 SW 5 10.00 A Few Clouds FEW075 FEW250 48 26.1 54 48 42% 47 30.05 1018.0
13 16:51 SW 6 10.00 A Few Clouds FEW080 FEW250 52 26.1 37% 30.04 1017.9
13 15:51 SW 16 G 23 10.00 A Few Clouds FEW085 54 26.1 34% 30.04 1017.8
13 14:51 SW 15 G 25 10.00 Partly Cloudy SCT085 53.1 26.1 35% 30.06 1018.2
13 13:51 SW 16 G 25 10.00 A Few Clouds FEW250 52 27 38% 30.07 1018.7
13 12:51 SW 16 G 24 10.00 A Few Clouds FEW250 50 28.9 44% 45 30.09 1019.3
13 11:51 SW 15 G 26 10.00 A Few Clouds FEW250 48 28 48 26.1 46% 43 30.11 1020.2
13 10:51 SW 13 G 21 10.00 A Few Clouds FEW250 46 28 50% 41 30.14 1021.3
13 09:51 S 13 10.00 A Few Clouds FEW250 42.1 28 58% 36 30.16 1022.0
13 08:51 S 7 10.00 A Few Clouds FEW250 35.1 27 72% 30 30.18 1022.8
13 07:51 S 3 9.00 Fair CLR 28.9 23 78% 30.19 1023.1
13 06:51 S 6 10.00 Fair CLR 26.1 21.9 84% 20 30.19 1023.1
13 05:51 SE 5 10.00 Fair CLR 26.1 21.9 28 25 84% 21 30.19 1023.3
13 04:51 SE 3 9.00 Fair CLR 26.1 21.9 84% 30.19 1023.1
13 03:51 S 3 10.00 Fair CLR 26.1 23 88% 30.2 1023.5
13 02:51 Calm 10.00 Fair CLR 26.1 23 88% 30.22 1023.9
13 01:51 Calm 10.00 A Few Clouds FEW080 26.1 23 88% 30.23 1024.4
13 00:51 Calm 10.00 A Few Clouds FEW080 FEW200 25 21.9 88% 30.24 1024.8
12 23:51 Calm 10.00 Partly Cloudy SCT200 28 24.1 33.1 28 85% 30.24 1024.8
12 22:51 SE 3 10.00 Partly Cloudy SCT190 28.9 25 85% 30.24 1024.8
12 21:51 SE 3 10.00 Mostly Cloudy FEW080 BKN220 28.9 24.1 82% 30.24 1024.7
12 20:51 E 6 10.00 Mostly Cloudy BKN080 28.9 25 85% 23 30.23 1024.5
12 19:51 E 5 10.00 A Few Clouds FEW090 30.9 25 79% 27 30.23 1024.4
12 18:51 E 6 10.00 A Few Clouds FEW090 32 25 75% 27 30.24 1024.9
12 17:51 E 9 10.00 A Few Clouds FEW075 FEW095 33.1 25 39.9 33.1 72% 26 30.24 1024.7
12 16:51 E 8 10.00 Partly Cloudy FEW075 SCT095 35.1 25 67% 29 30.23 1024.6
12 15:51 NE 8 10.00 Partly Cloudy FEW070 SCT090 37 26.1 65% 32 30.23 1024.6
12 14:51 E 6 10.00 Mostly Cloudy FEW070 BKN090 39 23 53% 35 30.23 1024.3
12 13:51 E 6 10.00 Mostly Cloudy SCT070 BKN090 BKN250 37.9 23 55% 34 30.25 1024.9
12 12:51 E 3 10.00 Mostly Cloudy SCT075 BKN095 BKN250 37 21.9 54% 30.26 1025.5
12 11:51 SE 3 10.00 Overcast OVC075 35.1 21.9 36 24.1 59% 30.29 1026.4
12 10:51 E 6 10.00 Overcast BKN075 BKN140 OVC250 35.1 23 61% 31 30.3 1026.9
12 09:51 N 5 10.00 Overcast FEW150 OVC250 33.1 24.1 70% 29 30.3 1026.7
12 08:51 NE 6 10.00 Overcast SCT140 OVC250 30 21 69% 25 30.29 1026.4
12 07:51 N 3 10.00 Overcast BKN150 OVC250 28 19 69% 30.28 1026.2
12 06:51 N 5 10.00 Mostly Cloudy FEW065 BKN170 25 16 69% 20 30.28 1026.1
12 05:51 N 5 10.00 Mostly Cloudy FEW070 BKN180 26.1 17.1 30.9 25 69% 21 30.27 1026.0
12 04:51 N 5 10.00 Partly Cloudy SCT250 26.1 18 71% 21 30.26 1025.5
12 03:51 NW 3 10.00 A Few Clouds FEW250 27 19 72% 30.26 1025.3
12 02:51 N 5 10.00 A Few Clouds FEW250 27 18 69% 22 30.25 1025.1
12 01:51 N 6 10.00 A Few Clouds FEW250 30 19 64% 25 30.27 1025.7
12 00:51 W 7 10.00 Fair CLR 30 21 69% 24 30.26 1025.3
11 23:51 W 6 10.00 A Few Clouds FEW250 30 19.9 37.9 28.9 66% 25 30.25 1025.0
11 22:51 W 5 10.00 A Few Clouds FEW250 28.9 19.9 69% 25 30.24 1024.8
11 21:51 NW 3 10.00 A Few Clouds FEW250 32 19.9 61% 30.24 1024.7
11 20:51 W 3 10.00 Fair CLR 34 19 54% 30.24 1024.7
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)