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.
10 23:51 W 6 10.00 A Few Clouds FEW250 25 17.1 30.9 25 72% 19 30.14 1021.4
10 22:51 W 7 10.00 Partly Cloudy SCT250 26.1 18 71% 19 30.15 1021.9
10 21:51 W 8 10.00 Fair CLR 27 18 69% 19 30.17 1022.4
10 20:51 W 6 10.00 Fair CLR 28 18 66% 22 30.18 1023.0
10 19:51 W 7 10.00 Fair CLR 28.9 18 63% 23 30.19 1023.1
10 18:51 W 6 10.00 Fair CLR 28.9 17.1 61% 23 30.2 1023.5
10 17:51 W 8 10.00 A Few Clouds FEW120 FEW250 30.9 17.1 36 30.9 56% 24 30.21 1023.7
10 16:51 NW 15 G 22 10.00 Mostly Cloudy FEW040 BKN120 BKN250 32 16 52% 22 30.21 1024.0
10 15:51 NW 10 G 22 10.00 Mostly Cloudy FEW035 BKN120 BKN250 32 16 52% 24 30.21 1023.8
10 14:51 W 14 G 26 10.00 Mostly Cloudy FEW035 BKN120 BKN250 34 16 48% 25 30.2 1023.4
10 13:51 NW 18 G 25 10.00 Mostly Cloudy FEW050 BKN120 35.1 12.9 40% 25 30.19 1023.3
10 12:51 NW 14 G 24 10.00 Mostly Cloudy FEW035 SCT090 BKN120 34 14 44% 25 30.21 1023.8
10 11:51 N 16 G 23 10.00 Mostly Cloudy FEW035 SCT085 BKN100 33.1 12.9 34 25 43% 23 30.23 1024.6
10 10:51 NW 12 10.00 Partly Cloudy FEW015 FEW035 SCT090 30 15.1 54% 21 30.26 1025.4
10 09:51 NW 15 G 20 10.00 Mostly Cloudy FEW015 BKN055 BKN070 28.9 17.1 61% 18 30.26 1025.6
10 08:51 N 18 G 28 10.00 Light Snow FEW015 BKN037 BKN060 28 19.9 72% 16 30.26 1025.5
10 07:51 N 14 G 23 10.00 Mostly Cloudy FEW015 FEW045 BKN060 26.1 19 75% 15 30.24 1025.1
10 06:51 N 18 G 25 10.00 Mostly Cloudy BKN055 25 19 78% 12 30.22 1024.4
10 05:51 N 16 G 26 10.00 Light Snow FEW027 SCT039 BKN055 25 19.9 28 25 81% 13 30.19 1023.2 0.02
10 04:51 N 17 G 26 10.00 Light Snow FEW016 BKN039 BKN055 25 21 85% 13 30.18 1022.8 0.01
10 03:51 N 22 G 33 3.00 Light Snow Blowing Snow Fog/Mist and Breezy BKN019 BKN033 OVC055 26.1 21 81% 13 30.15 1022.0 0.01
10 02:51 N 23 G 33 1.50 Light Snow Blowing Snow Fog/Mist and Breezy SCT010 BKN026 OVC042 25 21.9 88% 11 30.14 1021.4
10 01:51 N 25 G 36 0.75 Light Snow and Breezy VV013 27 19.9 75% 13 30.13 1021.1
10 00:51 NW 18 G 30 4.00 Light Snow SCT011 OVC028 28 18 66% 16 30.12 1020.6
09 23:51 NW 21 G 31 10.00 Light Snow and Breezy FEW016 OVC050 28 17.1 30 26.1 63% 15 30.13 1021.0 0.02
09 22:51 NW 20 G 31 10.00 Overcast SCT016 BKN055 OVC080 27 19 72% 14 30.14 1021.5
09 21:51 NW 16 G 28 10.00 Light Snow FEW012 SCT024 OVC049 26.1 21 81% 14 30.16 1022.2
09 20:51 NW 13 G 24 0.75 Light Snow Fog/Mist VV014 26.1 21.9 84% 16 30.18 1023.0 0.02 0.02
09 19:51 NW 13 G 24 2.00 Light Snow OVC027 26.1 21 81% 16 30.19 1023.1
09 18:51 NW 15 G 28 10.00 Overcast FEW055 BKN075 OVC100 30 12.9 49% 20 30.18 1022.9
09 17:51 NW 17 G 26 10.00 Mostly Cloudy FEW055 BKN080 BKN100 30 12.9 36 30 49% 19 30.18 1022.9
09 16:51 NW 16 G 30 10.00 Mostly Cloudy FEW043 BKN055 BKN110 30 15.1 54% 19 30.17 1022.3
09 15:51 NW 18 G 26 10.00 Mostly Cloudy FEW043 BKN055 BKN075 32 17.1 54% 21 30.15 1021.5
09 14:51 NW 17 G 28 10.00 Mostly Cloudy BKN047 BKN090 35.1 19 52% 26 30.12 1020.5
09 13:51 NW 22 G 31 10.00 Mostly Cloudy and Breezy BKN040 BKN047 BKN085 34 18 52% 23 30.1 1019.9
09 12:51 NW 20 G 28 10.00 Mostly Cloudy FEW030 BKN060 BKN080 32 21 64% 21 30.09 1019.5
09 11:51 N 20 G 29 7.00 Light Snow FEW022 BKN044 OVC055 32 23 33.1 30.9 69% 21 30.08 1019.2
09 10:51 N 18 G 26 10.00 Overcast BKN024 BKN029 OVC050 32 25 75% 21 30.07 1018.9
09 09:51 NW 15 G 22 10.00 Overcast SCT024 OVC060 32 25 75% 22 30.06 1018.5
09 08:51 N 16 G 24 7.00 Light Snow OVC048 32 25 75% 22 30.03 1017.6
09 07:51 NW 17 G 26 4.00 Light Snow FEW014 OVC037 30.9 26.1 82% 20 30.02 1017.1
09 06:51 NW 18 G 32 2.50 Light Snow Fog/Mist BKN012 OVC020 30.9 28 89% 20 29.98 1015.8
09 05:51 NW 21 G 31 2.50 Light Snow Fog/Mist and Breezy BKN009 BKN023 OVC043 32 30 39 32 92% 21 29.96 1015.0 0.03
09 04:51 N 17 G 26 2.50 Light Snow Fog/Mist SCT011 BKN021 OVC041 33.1 30 89% 23 29.94 1014.3
09 03:51 N 20 G 30 10.00 Light Snow FEW012 BKN020 OVC065 33.1 30 89% 22 29.91 1013.3
09 02:51 N 18 G 28 9.00 Light Snow BKN009 BKN013 OVC042 34 30.9 89% 24 29.88 1012.3 0.03
09 01:51 N 17 2.50 Light Snow Fog/Mist BKN007 OVC018 33.1 32 96% 23 29.87 1012.0 0.03
09 00:51 N 17 6.00 Light Rain Fog/Mist BKN006 OVC014 36 34 93% 27 29.86 1011.4
08 23:51 NE 14 10.00 Light Rain SCT010 BKN024 OVC048 39 35.1 43 37.9 86% 32 29.85 1011.3 0.03 0.37
08 22:51 NE 20 G 29 6.00 Light Rain Fog/Mist SCT008 BKN012 OVC020 39 35.1 86% 30 29.85 1011.3 0.07
08 21:51 NE 15 6.00 Rain BKN012 OVC019 39.9 35.1 83% 32 29.85 1011.3 0.09
08 20:51 E 14 6.00 Light Rain Fog/Mist OVC017 41 37 86% 34 29.85 1011.0 0.07 0.18
08 19:51 E 14 G 20 5.00 Light Rain Fog/Mist BKN019 OVC025 41 37 86% 34 29.84 1010.9 0.07
08 18:51 NE 10 6.00 Light Rain Fog/Mist BKN021 OVC028 42.1 37.9 85% 37 29.84 1010.7 0.04
08 17:51 E 9 10.00 Light Rain BKN022 OVC030 43 37 46 43 80% 38 29.84 1010.9 0.01 0.01
08 16:51 E 13 10.00 Light Rain BKN025 OVC033 43 36 76% 37 29.84 1010.7
08 15:51 E 10 10.00 Light Rain OVC028 44.1 36 73% 39 29.85 1011.1
08 14:51 E 8 10.00 Overcast BKN028 OVC036 45 34 66% 41 29.85 1011.1
08 13:51 E 9 10.00 Overcast BKN026 OVC040 45 34 66% 41 29.85 1011.0
08 12:51 E 10 10.00 Overcast FEW012 OVC027 45 35.1 68% 40 29.85 1011.0
08 11:51 E 12 10.00 Overcast FEW012 OVC028 46 35.1 46 43 66% 41 29.86 1011.3
08 10:51 E 10 10.00 Overcast FEW012 SCT022 OVC031 46 36 68% 42 29.88 1011.9
08 09:51 N 12 10.00 Overcast FEW012 BKN031 OVC047 45 39 80% 40 29.88 1012.0
08 08:51 N 9 10.00 Mostly Cloudy FEW013 BKN032 BKN045 44.1 39.9 85% 40 29.87 1011.6
08 07:51 NE 10 8.00 Light Drizzle BKN015 OVC024 43 39.9 89% 38 29.86 1011.4
08 06:51 NE 9 10.00 Overcast FEW013 SCT022 OVC028 45 37.9 77% 41 29.84 1010.7
08 05:51 NE 10 10.00 Overcast SCT013 OVC024 44.1 39 48 44.1 83% 39 29.8 1009.3
08 04:51 N 13 G 17 10.00 Overcast BKN013 OVC021 44.1 41 89% 38 29.8 1009.1
08 03:51 NE 14 4.00 Light Drizzle Fog/Mist BKN013 OVC021 44.1 42.1 93% 38 29.78 1008.6
08 02:51 NE 14 4.00 Light Drizzle Fog/Mist BKN015 OVC029 45 42.1 90% 39 29.78 1008.4
08 01:51 N 13 10.00 Overcast OVC018 48 41 77% 43 29.77 1008.1
08 00:51 N 8 10.00 Overcast BKN023 OVC038 46.9 41 80% 44 29.75 1007.5
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)