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.
30 05:51 NW 6 10.00 Overcast SCT065 OVC100 9 -2 9 6.1 61% 0 30.32 1028.1
30 04:51 NW 6 10.00 Overcast OVC100 9 -2.9 58% 0 30.31 1028.0
30 03:51 NW 7 10.00 Overcast OVC100 8.1 -4 57% -2 30.31 1027.9
30 02:51 W 5 10.00 Mostly Cloudy BKN100 6.1 -4 63% -2 30.32 1028.0
30 01:51 NW 6 10.00 Partly Cloudy SCT095 6.1 -4 63% -3 30.32 1028.3
30 00:51 W 5 10.00 Partly Cloudy SCT095 7 -2.9 63% -1 30.32 1028.2
29 23:51 W 5 10.00 A Few Clouds FEW090 8.1 -4 12.9 6.1 57% 0 30.33 1028.7
29 22:51 NW 3 10.00 Partly Cloudy SCT095 8.1 -4 57% 30.34 1028.9
29 21:51 N 5 10.00 A Few Clouds FEW095 7 -5.1 57% -1 30.33 1028.7
29 20:51 NW 5 10.00 A Few Clouds FEW100 9 -4 55% 1 30.32 1028.5
29 19:51 NW 7 10.00 A Few Clouds FEW100 10.9 -4 51% 1 30.32 1028.3
29 18:51 NW 8 10.00 Fair CLR 12 -4 48% 1 30.32 1028.2
29 17:51 N 9 10.00 Fair CLR 12 -5.1 17.1 10.9 46% 1 30.3 1027.8
29 16:51 N 6 10.00 A Few Clouds FEW250 12.9 -6 42% 5 30.28 1027.1
29 15:51 NE 6 10.00 A Few Clouds FEW250 16 -6 37% 8 30.28 1026.8
29 14:51 N 5 10.00 A Few Clouds FEW250 17.1 -6 35% 11 30.28 1026.8
29 13:51 Vrbl 3 10.00 A Few Clouds FEW032 FEW250 16 -6 37% 30.28 1026.9
29 12:51 N 6 10.00 A Few Clouds FEW032 FEW250 16 -5.1 38% 8 30.29 1027.1
29 11:51 N 8 10.00 A Few Clouds FEW030 FEW250 14 -6 15.1 1 40% 4 30.3 1027.6
29 10:51 N 7 10.00 Partly Cloudy FEW030 SCT250 12 -4 48% 2 30.32 1028.1
29 09:51 NW 5 10.00 Partly Cloudy FEW025 SCT250 9 -5.1 52% 1 30.33 1028.6
29 08:51 NW 8 10.00 A Few Clouds FEW025 FEW250 5 -6 60% -7 30.32 1028.2
29 07:51 NW 7 10.00 Partly Cloudy FEW025 FEW150 SCT250 1 -8 65% -11 30.31 1027.9
29 06:51 W 6 10.00 Partly Cloudy FEW025 SCT250 1.9 -8 63% -8 30.3 1027.6
29 05:51 NW 6 10.00 Partly Cloudy FEW025 SCT250 1.9 -8 8.1 1.9 63% -8 30.27 1026.8
29 04:51 NW 8 10.00 Partly Cloudy SCT250 1.9 -8 63% -11 30.26 1026.4
29 03:51 W 6 10.00 Partly Cloudy SCT250 3 -7.1 62% -7 30.26 1026.3
29 02:51 W 7 10.00 A Few Clouds FEW250 3.9 -7.1 60% -7 30.26 1026.1
29 01:51 N 12 10.00 A Few Clouds FEW250 3.9 -7.1 60% -11 30.25 1025.8
29 00:51 NW 9 10.00 A Few Clouds FEW250 6.1 -6 57% -7 30.25 1025.9
28 23:51 NW 8 10.00 Fair CLR 8.1 -5.1 14 8.1 55% -3 30.26 1026.2
28 22:51 NW 9 10.00 Fair CLR 9 -2 61% -3 30.24 1025.6
28 21:51 NW 9 10.00 Fair CLR 10 -0.9 61% -2 30.23 1025.1
28 20:51 W 8 10.00 Fair CLR 10.9 -0.9 58% 0 30.21 1024.6
28 19:51 W 7 10.00 Fair CLR 12 -0.9 56% 2 30.2 1024.1
28 18:51 W 7 10.00 Fair CLR 12.9 -0.9 54% 4 30.19 1023.8
28 17:51 W 7 10.00 Fair CLR 14 -0.9 17.1 10.9 51% 5 30.16 1022.8
28 16:51 W 14 10.00 A Few Clouds FEW080 15.1 -0.9 49% 2 30.14 1022.1
28 15:51 W 13 10.00 A Few Clouds FEW090 16 -2 45% 3 30.12 1021.4
28 14:51 W 13 G 22 10.00 A Few Clouds FEW035 FEW120 17.1 -2 43% 5 30.12 1021.4
28 13:51 W 13 G 23 10.00 A Few Clouds FEW028 16 -4 41% 3 30.12 1021.5
28 12:51 W 16 G 24 10.00 A Few Clouds FEW250 14 -4 44% -1 30.14 1021.9
28 11:51 W 14 G 23 10.00 A Few Clouds FEW250 10.9 -4 12 1 51% -4 30.15 1022.7
28 10:51 W 12 10.00 A Few Clouds FEW022 FEW250 9 -5.1 52% -5 30.17 1023.3
28 09:51 W 14 G 21 10.00 A Few Clouds FEW022 FEW250 7 -2.9 63% -9 30.19 1024.0
28 08:51 W 13 10.00 A Few Clouds FEW022 FEW250 3.9 -4 69% -12 30.19 1024.0
28 07:51 W 8 10.00 A Few Clouds FEW022 1 -5.1 75% -12 30.2 1024.4
28 06:51 W 7 10.00 A Few Clouds FEW022 1 -5.1 75% -11 30.2 1024.2
28 05:51 W 9 10.00 Fair CLR 1 -5.1 5 1 75% -13 30.21 1024.6
28 04:51 W 6 10.00 Fair CLR 1.9 -5.1 72% -8 30.21 1024.5
28 03:51 W 7 10.00 Fair CLR 1.9 -6 69% -10 30.2 1024.3
28 02:51 W 7 10.00 Fair CLR 1.9 -6 69% -10 30.23 1025.2
28 01:51 W 8 10.00 Fair CLR 3 -6 66% -9 30.23 1025.4
28 00:51 W 7 10.00 Fair CLR 3.9 -6 63% -7 30.24 1025.6
27 23:51 W 6 10.00 Fair CLR 5 -6 10.9 5 60% -5 30.26 1026.0
27 22:51 W 6 10.00 Fair CLR 6.1 -6 57% -3 30.27 1026.5
27 21:51 W 5 10.00 Fair CLR 7 -6 55% -1 30.28 1026.8
27 20:51 W 8 10.00 Fair CLR 8.1 -6 52% -3 30.28 1027.0
27 19:51 W 8 10.00 Fair CLR 9 -4 55% -2 30.28 1026.9
27 18:51 W 6 10.00 Fair CLR 10 -2.9 55% 1 30.27 1026.4
27 17:51 W 9 10.00 Fair CLR 10.9 -4 14 10.9 51% -1 30.25 1025.9
27 16:51 W 13 G 20 10.00 A Few Clouds FEW035 12 -4 48% -2 30.23 1025.0
27 15:51 NW 9 G 22 10.00 A Few Clouds FEW035 12.9 -2.9 49% 2 30.2 1024.0
27 14:51 NW 14 G 24 10.00 A Few Clouds FEW035 14 -2 49% 0 30.17 1022.9
27 13:51 W 16 G 28 10.00 Partly Cloudy SCT036 12.9 -2.9 49% -2 30.14 1022.0
27 12:51 W 16 G 29 10.00 Partly Cloudy SCT034 12 -4 48% -3 30.12 1021.5
27 11:51 NW 20 G 28 10.00 Light Snow BKN035 12 -2.9 14 12 51% -5 30.11 1021.0
27 10:51 W 21 G 29 10.00 Partly Cloudy and Breezy SCT040 12.9 -4 46% -4 30.1 1020.6
27 09:51 NW 12 G 23 10.00 Mostly Cloudy BKN035 12.9 -0.9 54% 0 30.06 1019.5
27 08:51 W 16 G 32 10.00 Light Snow BKN032 BKN041 12.9 -0.9 54% -2 30.03 1018.2
27 07:51 W 15 G 24 10.00 A Few Clouds FEW027 FEW040 12.9 3 64% -2 29.98 1016.6
27 06:51 W 14 G 28 10.00 A Few Clouds FEW027 FEW035 14 3.9 64% 0 29.94 1015.5
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)