| 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. | |||||||||||||||||
| 29 | 23:51 | SW 9 | 10.00 | Overcast | BKN060 OVC120 | 44 | 26 | 49% | 39 | NA | 29.70 | 1005.9 | |||||
| 29 | 22:51 | SW 10 | 10.00 | Mostly Cloudy | FEW070 BKN095 BKN120 | 44 | 25 | 47% | 39 | NA | 29.72 | 1006.6 | |||||
| 29 | 21:51 | SW 9 | 10.00 | Mostly Cloudy | BKN075 BKN100 | 44 | 27 | 51% | 39 | NA | 29.74 | 1007.4 | |||||
| 29 | 20:51 | S 6 | 10.00 | Mostly Cloudy | BKN075 | 43 | 28 | 56% | 39 | NA | 29.75 | 1007.9 | |||||
| 29 | 19:51 | S 7 | 10.00 | Mostly Cloudy | BKN080 | 43 | 28 | 56% | 39 | NA | 29.76 | 1008.4 | |||||
| 29 | 18:51 | S 8 | 10.00 | Mostly Cloudy | SCT080 BKN110 | 44 | 27 | 46 | 43 | 51% | 39 | NA | 29.77 | 1008.5 | |||
| 29 | 17:51 | SW 8 | 10.00 | A Few Clouds | FEW100 FEW250 | 44 | 25 | 47% | 39 | NA | 29.77 | 1008.5 | |||||
| 29 | 16:51 | SW 8 | 10.00 | A Few Clouds | FEW100 FEW250 | 46 | 25 | 44% | 42 | NA | 29.78 | 1008.7 | |||||
| 29 | 15:51 | S 12 | 10.00 | A Few Clouds | FEW100 FEW250 | 46 | 27 | 47% | 40 | NA | 29.78 | 1008.8 | |||||
| 29 | 14:51 | SW 9 | 10.00 | A Few Clouds | FEW100 FEW250 | 45 | 25 | 46% | 40 | NA | 29.79 | 1009.3 | |||||
| 29 | 13:51 | SW 9 | 10.00 | A Few Clouds | FEW035 FEW250 | 45 | 26 | 48% | 40 | NA | 29.82 | 1010.1 | |||||
| 29 | 12:51 | W 8 | 10.00 | A Few Clouds | FEW035 FEW250 | 44 | 27 | 44 | 33 | 51% | 39 | NA | 29.84 | 1010.8 | |||
| 29 | 11:51 | SW 8 | 10.00 | A Few Clouds | FEW035 FEW050 FEW250 | 42 | 27 | 55% | 37 | NA | 29.86 | 1011.7 | |||||
| 29 | 10:51 | W 7 | 10.00 | A Few Clouds | FEW035 FEW049 FEW250 | 41 | 25 | 53% | 36 | NA | 29.88 | 1012.1 | |||||
| 29 | 09:51 | W 7 | 10.00 | A Few Clouds | FEW015 FEW049 FEW250 | 39 | 26 | 60% | 34 | NA | 29.89 | 1012.6 | |||||
| 29 | 08:51 | NW 8 | 10.00 | A Few Clouds | FEW049 FEW250 | 37 | 27 | 67% | 31 | NA | 29.89 | 1012.7 | |||||
| 29 | 07:51 | W 3 | 10.00 | Partly Cloudy | FEW049 SCT250 | 34 | 27 | 76% | NA | NA | 29.89 | 1012.5 | |||||
| 29 | 06:51 | NW 8 | 10.00 | A Few Clouds | FEW049 FEW250 | 35 | 26 | 38 | 34 | 70% | 28 | NA | 29.88 | 1012.5 | |||
| 29 | 05:51 | W 9 | 10.00 | Mostly Cloudy | BKN044 | 36 | 26 | 67% | 29 | NA | 29.89 | 1012.6 | |||||
| 29 | 04:51 | W 7 | 10.00 | Overcast | OVC044 | 37 | 26 | 65% | 32 | NA | 29.89 | 1012.6 | |||||
| 29 | 03:51 | W 8 | 10.00 | Overcast | OVC044 | 37 | 27 | 67% | 31 | NA | 29.89 | 1012.8 | |||||
| 29 | 02:51 | W 8 | 10.00 | Overcast | OVC045 | 37 | 27 | 67% | 31 | NA | 29.90 | 1013.1 | |||||
| 29 | 01:51 | W 7 | 10.00 | Overcast | OVC044 | 38 | 27 | 65% | 33 | NA | 29.91 | 1013.3 | |||||
| 29 | 00:51 | NW 9 | 10.00 | Overcast | OVC043 | 38 | 27 | 40 | 38 | 65% | 32 | NA | 29.92 | 1013.6 |
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
FORECAST:
Chicago Weather Forecast
Chicago Weather Radar
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
A brisk morning especially across north central Illinois where temperatures are in the 20s, including 27° at Peru & Sterling. #ilwx #inwx pic.twitter.com/S8NUNL1HQf— NWS Chicago (@NWSChicago) October 29, 2017
Chilly conditions continue. Isolated rain showers psbl across north central IL tonight. Widespread frost Monday night, then warmer Wed. pic.twitter.com/b3QIpi4Gwj— NWS Chicago (@NWSChicago) October 29, 2017
Chilly til Thu. Strong westerly winds Monday. Coldest day of wk will be #Halloween, so be sure to bundle up trick or treaters. #ilwx #inwx pic.twitter.com/wLF97jEPqt— NWS Chicago (@NWSChicago) October 29, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
897
CDUS43 KLOT 300634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT MON OCT 30 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 29 2017...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 402 PM 78 1999 57 -11 71
1901
MINIMUM 33 620 AM 19 1925 39 -6 56
AVERAGE 40 48 -8 64
PRECIPITATION (IN)
YESTERDAY 0.00 1.19 1875 0.10 -0.10 0.00
MONTH TO DATE 8.70 2.94 5.76 3.27
SINCE SEP 1 9.02 6.15 2.87 5.03
SINCE JAN 1 40.76 31.28 9.48 32.01
SNOWFALL (IN)
YESTERDAY 0.0 1.2 1917 0.0 0.0 0.0
MONTH TO DATE T 0.2 -0.2 0.0
SINCE SEP 1 T 0.2 -0.2 0.0
SINCE JUL 1 T 0.2 -0.2 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 25 17 8 1
MONTH TO DATE 202 362 -160 235
SINCE SEP 1 239 467 -228 258
SINCE JUL 1 244 480 -236 258
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 29 10 19 24
SINCE SEP 1 208 102 106 189
SINCE JAN 1 991 842 149 1154
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 700 AM
LOWEST 42 400 PM
AVERAGE 59
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 85 1950
MINIMUM TEMPERATURE (F) 39 21 1988
SUNRISE AND SUNSET
OCTOBER 30 2017.......SUNRISE 722 AM CDT SUNSET 548 PM CDT
OCTOBER 31 2017.......SUNRISE 723 AM CDT SUNSET 547 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
+ + + +
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SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...
