| 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. | |||||||||||||||||
| 21 | 23:51 | S 9 | 10.00 | Fair | CLR | 70 | 59 | 68% | NA | NA | 30.08 | 1018.3 | |||||
| 21 | 22:51 | S 9 | 10.00 | Fair | CLR | 70 | 60 | 71% | NA | NA | 30.08 | 1018.2 | |||||
| 21 | 21:51 | S 7 | 10.00 | Fair | CLR | 71 | 60 | 68% | NA | NA | 30.08 | 1018.1 | |||||
| 21 | 20:51 | S 7 | 10.00 | Fair | CLR | 72 | 60 | 66% | NA | NA | 30.06 | 1017.7 | |||||
| 21 | 19:51 | S 8 | 10.00 | A Few Clouds | FEW050 FEW090 | 75 | 59 | 58% | NA | NA | 30.05 | 1017.2 | |||||
| 21 | 18:51 | S 13 | 10.00 | A Few Clouds | FEW055 FEW090 | 79 | 59 | 82 | 79 | 50% | NA | 80 | 30.05 | 1017.2 | |||
| 21 | 17:51 | SW 10 | 10.00 | Partly Cloudy | FEW055 SCT090 | 81 | 57 | 44% | NA | 81 | 30.05 | 1017.2 | |||||
| 21 | 16:51 | SW 10 | 10.00 | Mostly Cloudy | FEW060 SCT080 BKN100 | 82 | 57 | 43% | NA | 82 | 30.05 | 1017.1 | |||||
| 21 | 15:51 | SW 10 | 10.00 | Mostly Cloudy | SCT060 BKN075 BKN095 | 80 | 57 | 45% | NA | 80 | 30.05 | 1017.4 | |||||
| 21 | 14:51 | SW 10 | 10.00 | Partly Cloudy | SCT060 SCT090 | 81 | 57 | 44% | NA | 81 | 30.06 | 1017.4 | |||||
| 21 | 13:51 | S 12 G 18 | 10.00 | A Few Clouds | FEW065 | 81 | 57 | 44% | NA | 81 | 30.07 | 1017.8 | |||||
| 21 | 12:51 | S 10 | 10.00 | A Few Clouds | FEW060 | 80 | 56 | 80 | 58 | 44% | NA | 80 | 30.08 | 1018.3 | |||
| 21 | 11:51 | S 16 | 10.00 | A Few Clouds | FEW060 | 78 | 54 | 43% | NA | 79 | 30.09 | 1018.5 | |||||
| 21 | 10:51 | SW 12 | 10.00 | A Few Clouds | FEW060 | 76 | 52 | 43% | NA | 78 | 30.10 | 1018.9 | |||||
| 21 | 09:51 | S 10 | 10.00 | A Few Clouds | FEW060 | 74 | 52 | 46% | NA | NA | 30.10 | 1018.9 | |||||
| 21 | 08:51 | S 8 | 10.00 | A Few Clouds | FEW040 FEW060 | 70 | 53 | 55% | NA | NA | 30.09 | 1018.9 | |||||
| 21 | 07:51 | SW 7 | 10.00 | Partly Cloudy | FEW040 SCT060 | 64 | 54 | 70% | NA | NA | 30.09 | 1018.7 | |||||
| 21 | 06:51 | Calm | 10.00 | Partly Cloudy | SCT060 | 58 | 54 | 62 | 55 | 87% | NA | NA | 30.07 | 1018.1 | |||
| 21 | 05:51 | SW 3 | 10.00 | A Few Clouds | FEW080 | 56 | 52 | 87% | NA | NA | 30.07 | 1017.8 | |||||
| 21 | 04:51 | Calm | 10.00 | A Few Clouds | FEW080 | 56 | 52 | 87% | NA | NA | 30.06 | 1017.6 | |||||
| 21 | 03:51 | S 3 | 10.00 | A Few Clouds | FEW070 | 57 | 52 | 83% | NA | NA | 30.05 | 1017.4 | |||||
| 21 | 02:51 | W 7 | 10.00 | Fair | CLR | 58 | 52 | 81% | NA | NA | 30.05 | 1017.3 | |||||
| 21 | 01:51 | SW 5 | 10.00 | Fair | CLR | 59 | 52 | 78% | NA | NA | 30.05 | 1017.2 | |||||
| 21 | 00:51 | SW 6 | 10.00 | Fair | CLR | 61 | 52 | 72 | 60 | 72% | NA | NA | 30.04 | 1016.8 |
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Friday, August 21, 2015 …
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