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.
04 10:51 N 9 10.00 Light Snow FEW018 OVC024 24.1 14 65% 15 30.41 1030.9
04 09:51 NW 7 10.00 Light Snow FEW018 OVC024 23 12.9 65% 16 30.4 1030.6
04 08:51 N 9 10.00 Overcast OVC024 21 12.9 71% 11 30.39 1030.2
04 07:51 NW 7 10.00 Overcast OVC024 21 12.9 71% 13 30.38 1029.7
04 06:51 NW 6 10.00 Overcast OVC023 19.9 12 71% 13 30.35 1028.9
04 05:51 N 6 10.00 Overcast OVC022 19.9 12 19.9 15.1 71% 13 30.35 1028.6
04 04:51 N 6 10.00 Overcast OVC021 19 10.9 71% 12 30.34 1028.5
04 03:51 NW 3 10.00 Mostly Cloudy BKN021 18 10.9 74% 30.33 1028.2
04 02:51 NW 6 10.00 Mostly Cloudy BKN022 17.1 10 74% 10 30.33 1028.2
04 01:51 N 3 10.00 Mostly Cloudy BKN024 16 8.1 71% 30.33 1028.1
04 00:51 N 8 10.00 Mostly Cloudy BKN023 16 9 74% 6 30.31 1027.6
03 23:51 N 7 10.00 Mostly Cloudy BKN023 17.1 10 25 17.1 74% 8 30.32 1027.9
03 22:51 N 9 10.00 Mostly Cloudy BKN023 19.9 12 71% 10 30.32 1027.9
03 21:51 N 12 10.00 Mostly Cloudy BKN023 21 12 68% 10 30.31 1027.5
03 20:51 N 7 10.00 Partly Cloudy SCT027 19 10.9 71% 11 30.3 1027.1
03 19:51 N 13 10.00 Partly Cloudy SCT026 21.9 12 66% 11 30.29 1026.8
03 18:51 N 13 10.00 Mostly Cloudy BKN026 24.1 15.1 68% 13 30.28 1026.3
03 17:51 N 14 10.00 Overcast OVC027 25 16 28.9 25 69% 14 30.26 1025.9
03 16:51 NE 15 10.00 Overcast OVC027 25 17.1 72% 13 30.24 1025.3
03 15:51 NE 14 10.00 Overcast OVC028 27 18 69% 16 30.22 1024.5
03 14:51 NE 9 10.00 Mostly Cloudy BKN026 28 18 66% 20 30.21 1024.0
03 13:51 NE 13 10.00 Mostly Cloudy BKN028 28 16 60% 18 30.2 1023.6
03 12:51 N 8 10.00 A Few Clouds FEW028 28 12 51% 21 30.21 1024.0
03 11:51 N 3 10.00 A Few Clouds FEW028 26.1 10 26.1 16 51% 30.22 1024.5
03 10:51 N 6 10.00 A Few Clouds FEW100 23 10 57% 17 30.23 1024.7
03 09:51 N 6 10.00 A Few Clouds FEW100 21.9 10.9 63% 15 30.21 1024.1
03 08:51 N 3 10.00 A Few Clouds FEW030 FEW095 19.9 10 65% 30.2 1023.8
03 07:51 N 3 10.00 Partly Cloudy FEW030 SCT095 16 9 74% 30.18 1023.0
03 06:51 N 8 10.00 Mostly Cloudy FEW030 BKN100 17.1 10.9 77% 7 30.17 1022.7
03 05:51 W 5 10.00 A Few Clouds FEW110 17.1 12.9 21.9 17.1 84% 11 30.17 1022.7
03 04:51 W 5 10.00 Fair CLR 18 12.9 81% 12 30.17 1022.6
03 03:51 W 5 10.00 Partly Cloudy FEW060 SCT110 17.1 12.9 84% 11 30.16 1022.4
03 02:51 Calm 10.00 Partly Cloudy FEW060 SCT110 18 12.9 81% 30.15 1022.2
03 01:51 W 3 10.00 Mostly Cloudy FEW030 BKN110 21 14 74% 30.17 1022.5
03 00:51 SW 3 10.00 Mostly Cloudy FEW030 BKN120 21 14 74% 30.17 1022.5
02 23:51 W 5 10.00 Mostly Cloudy FEW030 BKN110 21.9 15.1 26.1 21 75% 16 30.17 1022.6
02 22:51 W 5 10.00 Partly Cloudy SCT120 21 14 74% 15 30.17 1022.8
02 21:51 W 5 10.00 Mostly Cloudy FEW027 BKN120 21.9 15.1 75% 16 30.17 1022.6
02 20:51 SW 5 10.00 Mostly Cloudy SCT027 BKN110 BKN250 21.9 15.1 75% 16 30.16 1022.1
02 19:51 W 3 10.00 Overcast SCT022 BKN029 BKN110 OVC250 24.1 15.1 68% 30.15 1022.0
02 18:51 NW 6 10.00 Light Snow BKN021 BKN110 OVC250 25 16 69% 19 30.14 1021.7
02 17:51 NW 5 10.00 Light Snow FEW016 OVC022 26.1 17.1 27 25 69% 21 30.13 1021.1
02 16:51 NW 6 10.00 Light Snow OVC020 26.1 18 71% 20 30.11 1020.7
02 15:51 NW 9 10.00 Light Snow OVC021 26.1 18 71% 18 30.1 1020.1
02 14:51 W 7 8.00 Light Snow OVC022 26.1 19.9 78% 19 30.08 1019.7
02 13:51 NW 9 10.00 Light Snow OVC018 27 19.9 75% 19 30.07 1019.3
02 12:51 W 8 7.00 Light Snow SCT018 OVC024 27 19.9 75% 19 30.07 1019.4
02 11:51 W 7 3.00 Light Snow OVC014 26.1 19.9 27 21.9 78% 19 30.08 1019.7
02 10:51 W 7 6.00 Light Snow OVC012 26.1 21 81% 19 30.09 1020.0
02 09:51 W 6 4.00 Light Snow Fog/Mist OVC009 25 21 85% 19 30.08 1019.7
02 08:51 W 7 5.00 Fog/Mist OVC006 24.1 21 88% 17 30.08 1019.4
02 07:51 SW 8 4.00 Fog/Mist OVC006 23 19.9 88% 15 30.07 1019.3
02 06:51 W 7 7.00 Overcast OVC005 23 19.9 88% 16 30.06 1018.9
02 05:51 SW 8 6.00 Light Freezing Drizzle Fog/Mist OVC006 21.9 19 21.9 21.9 89% 13 30.05 1018.7
02 04:51 SW 7 7.00 Light Freezing Drizzle OVC008 21.9 19 89% 14 30.05 1018.6
02 03:51 SW 7 6.00 Light Freezing Drizzle Fog/Mist OVC008 21.9 18 85% 14 30.05 1018.6
02 02:51 SW 12 7.00 Light Freezing Drizzle BKN008 OVC012 21.9 18 85% 11 30.06 1018.7
02 01:51 SW 13 8.00 Light Freezing Drizzle Snow BKN010 OVC021 21.9 17.1 82% 11 30.06 1018.8
02 00:51 SW 10 8.00 Light Snow BKN013 OVC024 21.9 16 78% 12 30.06 1019.0
01 23:51 SW 14 G 20 7.00 Light Snow Snow Pellets BKN015 BKN021 OVC038 21.9 15.1 25 21.9 75% 10 30.07 1019.3
01 22:51 SW 13 G 23 10.00 Light Snow BKN020 OVC041 21.9 14 71% 11 30.08 1019.7
01 21:51 SW 12 10.00 Overcast SCT039 OVC060 23 12.9 65% 13 30.1 1020.2
01 20:51 S 13 G 21 10.00 Overcast BKN040 OVC060 23 12.9 65% 12 30.1 1020.6
01 19:51 S 16 10.00 Overcast FEW030 BKN055 OVC070 24.1 12.9 62% 12 30.11 1021.0
01 18:51 S 13 10.00 Overcast SCT033 BKN047 OVC090 24.1 12.9 62% 13 30.13 1021.6
01 17:51 S 10 10.00 Mostly Cloudy BKN038 BKN120 25 12.9 28 24.1 60% 16 30.13 1021.5
01 16:51 S 10 10.00 A Few Clouds FEW100 FEW250 27 12 53% 18 30.13 1021.4
01 15:51 S 12 G 20 10.00 A Few Clouds FEW130 FEW250 28 10.9 49% 19 30.13 1021.4
01 14:51 SW 9 G 20 10.00 Mostly Cloudy SCT130 BKN250 27 10.9 51% 19 30.15 1022.0
01 13:51 SW 13 10.00 Mostly Cloudy BKN250 27 9 46% 17 30.17 1022.9
01 12:51 SW 10 10.00 Mostly Cloudy BKN250 26.1 8.1 46% 17 30.21 1024.0
01 11:51 SW 12 10.00 Partly Cloudy SCT250 25 7 25 7 46% 15 30.24 1025.0
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)