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.
15 02:51 S 6 10.00 Overcast OVC055 28.9 21.9 75% 23 30 1016.7
15 01:51 S 7 10.00 Overcast OVC055 28 21 75% 22 30.03 1017.8
15 00:51 S 9 10.00 Overcast OVC060 27 21.9 81% 19 30.07 1019.1
14 23:51 SE 14 10.00 Overcast SCT012 OVC075 26.1 21.9 26.1 21 84% 15 30.1 1020.3 0.15
14 22:51 SE 9 10.00 Overcast BKN012 OVC080 26.1 21.9 84% 18 30.14 1021.7
14 21:51 SE 15 10.00 Overcast SCT012 OVC031 24.1 19.9 84% 12 30.17 1022.6 0.02
14 20:51 SE 15 0.75 Light Snow Fog/Mist BKN007 OVC015 21.9 19 89% 10 30.22 1024.6 0.06 0.13
14 19:51 SE 13 G 20 0.50 Snow Freezing Fog BKN006 OVC015 21 18 88% 10 30.27 1026.2 0.07
14 18:51 SE 14 1.25 Light Snow Fog/Mist BKN008 OVC016 21.9 12.9 68% 10 30.28 1026.9
14 17:51 SE 12 10.00 Overcast BKN055 OVC070 24.1 6.1 25 21.9 46% 14 30.34 1028.6
14 16:51 SE 13 10.00 Overcast OVC075 24.1 6.1 46% 13 30.33 1028.6
14 15:51 SE 12 10.00 Overcast OVC100 25 7 46% 15 30.37 1029.8
14 14:51 SE 14 10.00 Overcast FEW160 OVC250 25 7 46% 14 30.41 1031.0
14 13:51 S 14 10.00 Overcast FEW150 SCT190 OVC250 25 5 42% 14 30.45 1032.4
14 12:51 S 12 10.00 Overcast BKN160 OVC250 24.1 7 48% 14 30.49 1033.9
14 11:51 SE 13 10.00 Overcast BKN160 OVC250 21.9 7 21.9 5 52% 11 30.53 1035.4
14 10:51 SE 9 10.00 Overcast SCT170 OVC250 19.9 6.1 55% 10 30.56 1036.2
14 09:51 SE 8 10.00 Overcast SCT150 BKN190 OVC250 15.1 3.9 61% 5 30.58 1037.2
14 08:51 S 7 10.00 Overcast BKN150 OVC250 10.9 1.9 67% 1 30.61 1038.1
14 07:51 S 6 10.00 Mostly Cloudy BKN170 BKN250 8.1 -0.9 66% -1 30.63 1038.8
14 06:51 SW 3 10.00 Partly Cloudy SCT250 5 -2 72% 30.63 1039.0
14 05:51 SW 3 10.00 Partly Cloudy SCT250 5 -2.9 6.1 3 69% 30.62 1038.6
14 04:51 SW 3 10.00 Partly Cloudy SCT250 3 -4 72% 30.64 1039.0
14 03:51 W 3 10.00 A Few Clouds FEW250 3 -2.9 76% 30.6 1037.9
14 02:51 SW 3 10.00 A Few Clouds FEW250 3.9 -4 69% 30.59 1037.5
14 01:51 SW 3 10.00 Fair CLR 3.9 -4 69% 30.57 1036.9
14 00:51 W 5 10.00 Fair CLR 5 -4 66% -3 30.56 1036.4
13 23:51 W 8 10.00 Fair CLR 5 -4 12.9 5 66% -7 30.57 1036.7
13 22:51 W 7 10.00 Fair CLR 6.1 -4 63% -5 30.55 1036.2
13 21:51 W 8 10.00 Fair CLR 7 -2.9 63% -5 30.54 1035.8
13 20:51 W 10 10.00 Fair CLR 8.1 -2 63% -5 30.52 1035.0
13 19:51 W 15 G 21 10.00 Fair CLR 9 -0.9 64% -7 30.51 1034.5
13 18:51 SW 12 G 22 10.00 Fair CLR 10.9 -0 61% -2 30.48 1033.5
13 17:51 W 13 10.00 Fair CLR 12.9 1 18 12.9 59% -1 30.45 1032.4
13 16:51 W 15 G 22 10.00 Fair CLR 16 -0 49% 2 30.41 1030.9
13 15:51 W 15 G 23 10.00 Fair CLR 16 -0.9 47% 2 30.38 1029.9
13 14:51 W 18 G 25 10.00 A Few Clouds FEW030 17.1 1 49% 2 30.34 1028.5
13 13:51 NW 18 G 29 10.00 A Few Clouds FEW035 18 1.9 49% 3 30.3 1027.2
13 12:51 W 14 10.00 A Few Clouds FEW026 18 5 57% 5 30.27 1026.1
13 11:51 W 13 G 22 10.00 A Few Clouds FEW025 17.1 7 19 15.1 64% 5 30.25 1025.4
13 10:51 W 14 G 21 10.00 A Few Clouds FEW022 16 8.1 71% 3 30.23 1024.9
13 09:51 W 13 10.00 A Few Clouds FEW020 16 8.1 71% 3 30.2 1023.7
13 08:51 NW 13 G 23 10.00 A Few Clouds FEW020 FEW090 15.1 8.1 74% 2 30.16 1022.2
13 07:51 W 14 G 21 10.00 Partly Cloudy FEW020 SCT095 15.1 9 77% 2 30.11 1020.8
13 06:51 W 12 G 22 10.00 Mostly Cloudy BKN095 16 10.9 80% 4 30.04 1018.5
13 05:51 NW 15 G 20 10.00 Overcast BKN080 OVC100 19 12.9 26.1 19 77% 6 30.01 1017.0
13 04:51 NW 10 10.00 Overcast FEW030 OVC075 19 12.9 77% 8 29.96 1015.3
13 03:51 NW 12 10.00 Overcast FEW030 OVC075 19.9 14 78% 9 29.9 1013.5
13 02:51 NW 15 G 22 9.00 Overcast SCT014 OVC030 19.9 16 85% 7 29.88 1012.7
13 01:51 NW 10 6.00 Light Snow Fog/Mist OVC014 21.9 17.1 82% 12 29.85 1011.6
13 00:51 NW 12 4.00 Light Snow Fog/Mist BKN010 OVC018 23 19 85% 13 29.84 1011.3
12 23:51 NW 7 4.00 Light Snow Fog/Mist BKN010 OVC026 26.1 23 27 26.1 88% 19 29.81 1010.1 0.07
12 22:51 NW 7 4.00 Light Snow Fog/Mist BKN010 OVC016 26.1 23 88% 19 29.8 1009.8
12 21:51 N 5 2.00 Light Snow Fog/Mist BKN009 BKN026 OVC039 26.1 23 88% 21 29.79 1009.7 0.02
12 20:51 NE 7 2.00 Light Snow Fog/Mist SCT008 BKN014 OVC040 26.1 23 88% 19 29.79 1009.7 0.02 0.05
12 19:51 NE 8 1.50 Light Snow Fog/Mist SCT007 BKN014 OVC023 26.1 23 88% 18 29.78 1009.4 0.03
12 18:51 E 7 3.00 Light Snow Fog/Mist BKN017 BKN025 OVC036 26.1 21 81% 19 29.82 1010.5
12 17:51 E 14 5.00 Light Snow Fog/Mist BKN013 BKN024 OVC090 27 21.9 28 27 81% 16 29.81 1010.5 0.09
12 16:51 E 13 4.00 Light Snow Fog/Mist BKN013 OVC024 28 23 81% 18 29.83 1011.0 0.01
12 15:51 E 12 2.00 Light Snow Fog/Mist FEW008 OVC011 28 24.1 85% 19 29.83 1011.0
12 14:51 E 12 2.00 Light Snow Fog/Mist FEW009 BKN014 OVC030 27 23 85% 17 29.84 1011.5 0.01 0.08
12 13:51 NE 16 G 23 0.75 Light Snow Fog/Mist SCT009 OVC014 27 23 85% 16 29.87 1012.4 0.03
12 12:51 NE 14 G 25 0.50 Snow Freezing Fog VV007 27 24.1 89% 16 29.88 1012.8 0.04
12 11:51 NE 13 0.50 Snow Freezing Fog VV010 28 24.1 28.9 25 85% 18 29.96 1015.5 0.01 0.01
12 10:51 NE 15 1.50 Light Snow BKN015 OVC027 28 23 81% 17 30 1016.9
12 09:51 NE 14 7.00 Light Snow SCT015 OVC070 28 21.9 78% 18 29.99 1016.5
12 08:51 E 12 8.00 Light Snow BKN017 OVC070 28 21 75% 19 30.02 1017.5
12 07:51 E 14 9.00 Overcast OVC014 27 21 78% 16 30.02 1017.4
12 05:51 NE 13 10.00 Overcast BKN013 OVC021 25 19.9 25 19 81% 14 30.08 1019.4 0.01
12 04:51 N 9 4.00 Light Snow BKN016 BKN021 OVC047 19.9 15.1 81% 10 30.09 1019.9 0.01
12 03:51 N 14 6.00 Light Snow BKN023 BKN041 OVC070 19 12 74% 6 30.13 1021.3
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)