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.
28 14:51 NE 18 10.00 Overcast BKN020 OVC070 30 21 69% 19 30.18 1022.6
28 13:51 NE 18 G 26 10.00 Light Snow BKN023 BKN070 BKN200 OVC250 32 21 64% 21 30.15 1021.4
28 12:51 NE 14 10.00 Overcast FEW025 SCT070 BKN200 OVC250 34 19.9 56% 25 30.16 1021.9
28 11:51 NE 14 10.00 Overcast BKN070 BKN100 OVC200 35.1 15.1 36 33.1 44% 27 30.17 1022.2
28 10:51 NE 13 10.00 Overcast BKN070 BKN085 OVC200 34 12.9 42% 26 30.18 1022.3
28 09:51 N 14 10.00 Overcast FEW080 BKN095 OVC240 35.1 10.9 37% 27 30.15 1021.3
28 08:51 N 12 10.00 Overcast FEW085 BKN100 BKN200 OVC250 34 10.9 38% 26 30.13 1020.5
28 07:51 N 10 10.00 Mostly Cloudy FEW090 SCT110 BKN200 BKN250 34 12.9 42% 27 30.1 1019.6
28 06:51 N 9 10.00 Overcast BKN110 BKN200 OVC250 33.1 12.9 43% 26 30.05 1018.0
28 05:51 N 10 10.00 Mostly Cloudy SCT130 SCT210 BKN250 33.1 12.9 46 32 43% 26 30.03 1017.1
28 04:51 N 9 10.00 A Few Clouds FEW120 FEW250 34 19.9 56% 27 30.01 1016.4
28 03:51 NW 6 10.00 Partly Cloudy FEW150 SCT250 37 27 67% 33 29.98 1015.3
28 02:51 W 7 10.00 Mostly Cloudy BKN250 39.9 25 55% 36 29.96 1014.7
28 01:51 W 6 10.00 Mostly Cloudy BKN250 41 28 60% 38 29.91 1012.9
28 00:51 NW 13 G 24 10.00 A Few Clouds FEW250 43 28.9 58% 37 29.89 1012.4
27 23:51 NW 16 10.00 A Few Clouds FEW250 46 30 62.1 46 54% 40 29.85 1011.0
27 22:51 W 16 G 25 10.00 A Few Clouds FEW250 48.9 30 48% 44 29.81 1009.5
27 21:51 W 12 10.00 A Few Clouds FEW250 52 27 38% 29.79 1008.9
27 20:51 NW 10 10.00 A Few Clouds FEW250 55 26.1 33% 29.76 1007.9
27 19:51 W 13 G 23 10.00 A Few Clouds FEW250 57.9 26.1 29% 29.72 1006.8
27 18:51 SW 6 10.00 Partly Cloudy FEW095 SCT250 57.9 25 28% 29.71 1006.3
27 17:51 SW 6 10.00 Mostly Cloudy FEW050 FEW100 BKN250 62.1 24.1 64.9 55 23% 29.7 1005.9
27 16:51 SW 12 10.00 Mostly Cloudy SCT090 BKN250 64 23 21% 29.7 1006.1
27 15:51 SW 13 G 21 10.00 Mostly Cloudy BKN090 64.9 23 20% 29.72 1006.6
27 14:51 S 15 G 21 10.00 Mostly Cloudy BKN090 62.1 26.1 25% 29.74 1007.3
27 13:51 SW 17 G 28 10.00 Mostly Cloudy BKN100 BKN250 61 25 25% 29.77 1008.2
27 12:51 SW 17 G 31 10.00 Mostly Cloudy SCT100 BKN120 BKN250 57 26.1 30% 29.8 1009.5
27 11:51 SW 18 G 29 10.00 Mostly Cloudy FEW110 BKN250 55 27 55 30 34% 29.84 1010.7
27 10:51 SW 14 G 24 10.00 Mostly Cloudy FEW100 BKN250 52 27 38% 29.86 1011.6
27 09:51 S 8 10.00 Mostly Cloudy FEW090 BKN250 46 33.1 61% 42 29.88 1012.3
27 08:51 S 9 6.00 Fog/Mist FEW003 SCT090 BKN250 37.9 34 86% 32 29.9 1012.9
27 07:51 S 6 0.50 Freezing Fog BKN001 30.9 30 96% 26 29.89 1012.9
27 06:51 S 6 1.00 Fog/Mist BKN002 BKN250 30 28 92% 25 29.88 1012.5
27 05:51 S 5 9.00 A Few Clouds FEW005 30 28 35.1 28 92% 26 29.88 1012.5
27 04:51 SW 5 10.00 A Few Clouds FEW005 30.9 28.9 92% 27 29.87 1012.2
27 03:51 SW 5 10.00 Fair CLR 32 28.9 88% 28 29.87 1012.0
27 02:51 SW 6 10.00 Fair CLR 33.1 28.9 85% 28 29.86 1011.6
27 01:51 SW 5 10.00 Fair CLR 34 30 85% 30 29.87 1012.0
27 00:51 S 7 10.00 A Few Clouds FEW200 34 28.9 82% 29 29.87 1012.3
26 23:51 SW 8 10.00 Fair CLR 35.1 28.9 39.9 35.1 78% 29 29.88 1012.4
26 22:51 SW 6 10.00 Fair CLR 35.1 28 76% 31 29.88 1012.3
26 21:51 SW 6 10.00 Fair CLR 36 26.1 67% 32 29.87 1012.1
26 20:51 SW 3 10.00 Fair CLR 37 24.1 59% 29.87 1012.1
26 19:51 S 5 10.00 Fair CLR 37 23 57% 34 29.87 1012.1
26 18:51 S 6 10.00 A Few Clouds FEW055 37.9 21 51% 34 29.87 1012.1
26 17:51 S 3 10.00 Partly Cloudy FEW060 FEW190 SCT250 39.9 21 41 35.1 47% 29.86 1012.0
26 16:51 SW 6 10.00 Mostly Cloudy SCT060 BKN250 41 19.9 43% 38 29.85 1011.6
26 15:51 S 8 10.00 Mostly Cloudy FEW030 BKN055 BKN250 39.9 19 43% 35 29.86 1011.8
26 14:51 SW 7 G 16 10.00 Mostly Cloudy FEW030 SCT050 BKN070 BKN250 39.9 19 43% 36 29.86 1011.9
26 13:51 SW 9 10.00 Overcast FEW028 BKN040 OVC070 37.9 17.1 43% 32 29.86 1012.0
26 12:51 SW 10 10.00 Mostly Cloudy BKN041 BKN055 37.9 17.1 43% 32 29.88 1012.4
26 11:51 S 5 10.00 Overcast SCT045 OVC080 36 17.1 36 19 46% 33 29.89 1013.0
26 10:51 S 6 10.00 Overcast FEW050 OVC080 33.1 18 54% 28 29.9 1013.4
26 09:51 S 9 10.00 Partly Cloudy SCT080 SCT250 33.1 19 56% 26 29.9 1013.3
26 08:51 S 6 10.00 Partly Cloudy FEW080 SCT250 30 19 64% 25 29.9 1013.4
26 07:51 E 3 10.00 Mostly Cloudy FEW035 FEW100 BKN250 25 12.9 60% 29.88 1012.7
26 06:51 N 5 10.00 Mostly Cloudy FEW035 FEW100 BKN250 21 10 62% 15 29.87 1012.4
26 05:51 Calm 10.00 A Few Clouds FEW035 19 8.1 27 19 62% 29.87 1012.4
26 04:51 N 3 10.00 A Few Clouds FEW040 19.9 8.1 60% 29.86 1012.0
26 03:51 N 5 10.00 A Few Clouds FEW100 21.9 8.1 55% 16 29.87 1012.4
26 02:51 Calm 10.00 A Few Clouds FEW100 23 8.1 53% 29.87 1012.3
26 01:51 N 6 10.00 A Few Clouds FEW110 21 7 54% 14 29.88 1012.7
26 00:51 N 7 10.00 Partly Cloudy SCT140 SCT200 23 8.1 53% 16 29.88 1012.5
25 23:51 NW 5 10.00 Partly Cloudy SCT140 SCT250 28 10 34 28 47% 24 29.87 1012.3
25 22:51 NW 5 10.00 Mostly Cloudy FEW100 BKN170 BKN250 28.9 10 45% 25 29.84 1011.1
25 21:51 NW 3 10.00 Overcast FEW120 BKN180 OVC250 30 9 41% 29.83 1010.8
25 20:51 W 5 10.00 Overcast OVC250 30 10 43% 26 29.82 1010.7
25 19:51 NW 3 10.00 Mostly Cloudy BKN250 30.9 8.1 38% 29.79 1009.7
25 18:51 NW 3 10.00 A Few Clouds FEW250 32 8.1 36% 29.78 1009.1
25 17:51 W 8 10.00 A Few Clouds FEW250 34 8.1 37.9 32 34% 28 29.76 1008.3
25 16:51 W 13 G 20 10.00 A Few Clouds FEW250 36 9 32% 28 29.74 1007.8
25 15:51 W 12 G 20 10.00 A Few Clouds FEW200 FEW250 36 10 34% 29 29.72 1006.9
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)