Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cdt) 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.
01 09:51 NE 25 G 32 10.00 Overcast and Breezy BKN014 OVC022 36 30 79% 25 30.21 1023.6
01 08:51 NE 24 G 30 10.00 Overcast and Breezy BKN012 OVC020 36 30.9 82% 25 30.21 1023.6
01 07:51 NE 23 10.00 Overcast and Breezy OVC012 36 30 79% 25 30.2 1023.1
01 06:51 NE 22 10.00 Overcast and Breezy OVC012 36 30 39 36 79% 25 30.17 1022.2
01 05:51 N 24 G 31 10.00 Overcast and Breezy BKN014 OVC130 36 30 79% 25 30.14 1021.1
01 04:51 NE 21 10.00 Overcast and Breezy BKN130 OVC200 37 28.9 73% 27 30.13 1020.6
01 03:51 NE 21 G 29 10.00 Overcast and Breezy FEW020 OVC200 37 28.9 73% 27 30.12 1020.0
01 01:51 NE 18 G 29 10.00 Mostly Cloudy BKN015 BKN250 37.9 32 79% 29 30.12 1020.0
01 00:51 NE 22 G 31 10.00 Partly Cloudy and Breezy FEW019 SCT250 39 33.1 45 39 79% 29 30.1 1019.5
31 23:51 NE 20 G 30 10.00 Overcast OVC017 41 35.1 79% 33 30.06 1018.1
31 22:51 NE 15 10.00 Overcast OVC009 41 37 86% 34 30.04 1017.4
31 21:51 NE 15 10.00 Overcast OVC010 41 37 86% 34 30.02 1016.7
31 20:51 NE 21 10.00 Overcast and Breezy BKN010 OVC018 42.1 37 82% 34 30 1015.8
31 19:51 NE 14 10.00 Overcast BKN010 OVC045 43 37.9 82% 37 29.95 1014.1
31 18:51 NE 12 9.00 Overcast SCT014 OVC022 45 41 68 45 86% 40 29.91 1012.8
31 17:51 NE 13 10.00 Overcast FEW014 OVC019 48 43 83% 43 29.87 1011.5
31 16:51 NE 8 10.00 Overcast FEW015 OVC020 48.9 42.1 77% 46 29.83 1010.2
31 15:51 W 9 10.00 Overcast BKN032 BKN055 OVC080 66.9 57 71% 29.8 1008.7
31 14:51 SW 14 G 22 10.00 Overcast BKN037 BKN055 BKN080 OVC150 68 59 73% 29.78 1008.0
31 13:51 SW 8 10.00 Overcast FEW039 SCT110 BKN170 OVC250 66 60.1 81% 29.75 1007.2
31 10:51 SW 18 G 26 7.00 Thunderstorm Light Rain SCT049CB BKN100 OVC250 63 57.9 84% 29.76 1007.6 0.07
31 09:51 SW 16 G 30 10.00 Mostly Cloudy FEW050 SCT190 BKN250 68 55 63% 29.75 1006.9
31 07:51 SW 18 G 28 10.00 Overcast FEW050 SCT110 BKN160 OVC250 66 55 68% 29.75 1006.9
31 06:51 S 18 G 25 10.00 Overcast FEW080 BKN160 OVC250 66 54 68 66 65% 29.76 1007.1
31 05:51 S 13 10.00 Overcast FEW090 BKN150 OVC250 66 55.9 70% 29.74 1006.6
31 04:51 SW 10 10.00 Overcast SCT080 BKN150 OVC250 66.9 55.9 68% 29.78 1007.8
31 03:51 SW 16 G 26 10.00 Overcast FEW060 SCT150 OVC250 68 55.9 65% 29.79 1008.3
31 02:51 SW 14 G 28 10.00 Mostly Cloudy FEW150 BKN250 68 55.9 65% 29.76 1007.4
31 01:51 S 17 G 25 10.00 Mostly Cloudy BKN250 68 57 68% 29.76 1007.1
31 00:51 S 13 G 25 10.00 Partly Cloudy FEW050 SCT250 68 57.9 79 64 70% 29.75 1006.9 0.02
30 23:51 S 16 G 26 10.00 Overcast FEW050 SCT070 BKN090 OVC250 66.9 59 76% 29.75 1007.2 0.01
30 22:51 SW 21 G 33 9.00 Thunderstorm Light Rain and Breezy FEW050CB SCT075 BKN140 OVC250 70 60.1 71% 29.76 1007.4 0.01
30 21:51 S 21 G 32 10.00 Overcast and Breezy SCT075 BKN140 OVC250 73.9 57.9 57% 29.74 1006.8
30 20:51 S 15 G 28 10.00 Mostly Cloudy FEW120 SCT170 BKN250 75.9 55 48% 78 29.72 1006.3
30 19:51 S 17 G 32 10.00 Mostly Cloudy FEW170 BKN250 77 54 45% 78 29.7 1005.4
30 18:51 SW 14 G 26 10.00 Mostly Cloudy FEW055 FEW150 BKN300 79 54 81 73.9 42% 79 29.71 1005.9
30 17:51 SW 21 G 31 10.00 Mostly Cloudy and Breezy FEW060 BKN300 80.1 53.1 39% 80 29.72 1006.1
30 16:51 SW 16 G 28 10.00 Partly Cloudy FEW060 SCT300 80.1 53.1 39% 80 29.74 1006.9
30 15:51 SW 15 G 31 10.00 Partly Cloudy FEW055 SCT300 80.1 53.1 39% 80 29.76 1007.6
30 14:51 SW 18 G 29 10.00 Mostly Cloudy FEW055 BKN300 78.1 52 40% 79 29.79 1008.7
30 13:51 SW 13 G 24 10.00 A Few Clouds FEW300 77 52 42% 78 29.82 1009.5
30 12:51 SW 13 G 22 10.00 A Few Clouds FEW080 FEW300 73.9 50 73.9 54 43% 29.86 1010.9
30 11:51 SW 16 G 23 10.00 A Few Clouds FEW080 72 48.9 44% 29.89 1011.9
30 10:51 SW 17 G 23 10.00 A Few Clouds FEW250 68 46.9 47% 29.89 1012.0
30 09:51 S 13 G 24 10.00 Mostly Cloudy SCT085 BKN250 63 45 52% 29.91 1012.9
30 07:51 SW 9 10.00 Overcast OVC080 55.9 41 57% 29.93 1013.5
30 06:51 S 7 10.00 Mostly Cloudy BKN070 BKN250 54 39.9 54 50 59% 29.93 1013.6
30 05:51 SW 9 10.00 A Few Clouds FEW070 FEW250 53.1 37.9 57% 29.94 1013.6
30 04:51 SW 7 10.00 A Few Clouds FEW150 53.1 37 55% 29.94 1013.8
30 03:51 S 7 10.00 A Few Clouds FEW150 52 36 55% 29.94 1013.9
30 02:51 S 6 10.00 Partly Cloudy SCT150 50 33.1 52% 48 29.96 1014.5
30 01:51 Calm 10.00 Fair CLR 51.1 32 48% 29.98 1015.1
30 00:51 S 5 10.00 Fair CLR 52 32 61 52 47% 29.98 1015.3
29 23:51 S 7 10.00 Fair CLR 53.1 32 45% 30 1015.8
29 22:51 S 6 10.00 A Few Clouds FEW055 55 30.9 40% 30.02 1016.8
29 21:51 SW 6 10.00 Mostly Cloudy SCT050 BKN250 57 30.9 37% 30.03 1017.0
29 20:51 S 9 G 18 10.00 Overcast BKN043 BKN055 OVC250 59 30 33% 30.03 1017.0
29 19:51 SW 14 G 21 10.00 Overcast BKN048 BKN060 OVC250 60.1 28 30% 30.02 1016.7
29 18:51 SW 13 G 20 10.00 Overcast BKN045 BKN060 OVC250 61 27 63 61 27% 30.02 1016.8
29 17:51 SW 15 G 23 10.00 Overcast SCT050 BKN065 OVC250 62.1 26.1 25% 30.02 1016.6
29 16:51 S 14 G 24 10.00 Overcast BKN070 OVC250 62.1 26.1 25% 30.03 1017.2
29 15:51 S 14 G 23 10.00 Mostly Cloudy SCT065 BKN080 BKN250 63 25 24% 30.06 1018.1
29 14:51 SW 14 G 22 10.00 Overcast OVC070 62.1 23 22% 30.09 1019.0
29 13:51 SW 15 G 26 10.00 Mostly Cloudy BKN080 BKN200 BKN250 62.1 21 21% 30.11 1019.6
29 12:51 S 15 G 23 10.00 Mostly Cloudy BKN090 BKN200 BKN250 60.1 24.1 60.1 41 25% 30.14 1020.7
29 11:51 S 16 G 22 10.00 Mostly Cloudy BKN100 BKN250 57.9 25 28% 30.16 1021.5
29 10:51 SW 15 10.00 Mostly Cloudy BKN100 BKN250 54 25 33% 30.19 1022.5
Date Time (cdt) 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)