D a t e | 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. |
31 | 23:51 | Calm | 5.00 | Light Snow Fog/Mist | BKN043 OVC075 | 1 | -3 | 1 | -4 | 83% | NA | NA | 30.28 | 1027.4 | 0.04 | ||
31 | 22:51 | Calm | 4.00 | Light Snow Fog/Mist | OVC042 | -0 | -4 | 83% | NA | NA | 30.30 | 1028.1 | |||||
31 | 21:51 | S 5 | 4.00 | Light Snow | OVC048 | -1 | -6 | 79% | -12 | NA | 30.31 | 1028.7 | |||||
31 | 20:51 | S 5 | 3.00 | Light Snow | OVC032 | -1 | -6 | 79% | -12 | NA | 30.32 | 1029.0 | 0.01 | 0.04 | |||
31 | 19:51 | S 6 | 1.75 | Light Snow | OVC022 | -2 | -7 | 79% | -14 | NA | 30.32 | 1029.0 | 0.02 | ||||
31 | 18:51 | SE 3 | 1.75 | Light Snow | BKN027 OVC032 | -3 | -8 | 79% | NA | NA | 30.32 | 1029.0 | 0.01 | ||||
31 | 17:51 | Calm | 2.50 | Light Snow | OVC030 | -4 | -12 | -4 | -9 | 68% | NA | NA | 30.33 | 1029.4 | 0.01 | 0.01 | |
31 | 16:51 | Calm | 7.00 | Light Snow | OVC040 | -5 | -17 | 56% | NA | NA | 30.34 | 1029.7 | |||||
31 | 15:51 | Calm | 10.00 | Overcast | OVC055 | -6 | -19 | 52% | NA | NA | 30.36 | 1030.4 | |||||
31 | 14:51 | SW 6 | 10.00 | Overcast | FEW090 OVC250 | -6 | -19 | 52% | -19 | NA | 30.37 | 1030.8 | |||||
31 | 13:51 | SW 9 | 10.00 | Overcast | FEW120 OVC250 | -7 | -21 | 50% | -24 | NA | 30.38 | 1031.0 | |||||
31 | 12:51 | SW 12 G 20 | 10.00 | Mostly Cloudy | BKN250 | -7 | -18 | 58% | -26 | NA | 30.39 | 1031.5 | |||||
31 | 11:51 | W 12 | 10.00 | Mostly Cloudy | BKN250 | -9 | -19 | -9 | -21 | 61% | -29 | NA | 30.40 | 1031.8 | |||
31 | 10:51 | W 9 | 10.00 | Partly Cloudy | SCT250 | -12 | -21 | 63% | -30 | NA | 30.43 | 1032.9 | |||||
31 | 09:51 | SW 10 | 10.00 | Partly Cloudy | SCT250 | -15 | -22 | 70% | -35 | NA | 30.43 | 1032.9 | |||||
31 | 08:51 | W 9 | 10.00 | Mostly Cloudy | BKN250 | -18 | -24 | 73% | -37 | NA | 30.41 | 1032.4 | |||||
31 | 07:51 | SW 8 | 10.00 | A Few Clouds | FEW250 | -20 | -24 | 81% | -38 | NA | 30.40 | 1032.1 | |||||
31 | 06:51 | W 9 | 10.00 | A Few Clouds | FEW250 | -21 | -26 | 77% | -41 | NA | 30.38 | 1031.4 | |||||
31 | 05:51 | W 9 | 10.00 | Fair | CLR | -21 | -26 | -18 | -21 | 77% | -41 | NA | 30.37 | 1031.0 | |||
31 | 04:51 | W 7 | 10.00 | Fair | CLR | -20 | -26 | 73% | -37 | NA | 30.36 | 1030.6 | |||||
31 | 03:51 | W 8 | 10.00 | Fair | CLR | -21 | -26 | 77% | -40 | NA | 30.35 | 1030.3 | |||||
31 | 02:51 | W 7 | 10.00 | Fair | CLR | -20 | -26 | 73% | -37 | NA | 30.35 | 1030.2 | |||||
31 | 01:51 | SW 8 | 10.00 | Fair | CLR | -20 | -25 | 77% | -38 | NA | 30.35 | 1030.4 | |||||
31 | 00:51 | W 9 | 10.00 | Fair | CLR | -18 | -25 | 69% | -37 | NA | 30.34 | 1029.9 |
Complete data after midnight (may be delayed 24-48 hours).
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS