| 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. | |||||||||||||||||
| 04 | 23:51 | W 9 | 10.00 | Overcast | OVC250 | 64 | 52 | 65% | NA | NA | 29.81 | 1008.8 | |||||
| 04 | 22:51 | W 7 | 10.00 | Overcast | OVC250 | 65 | 52 | 63% | NA | NA | 29.82 | 1009.3 | |||||
| 04 | 21:51 | W 7 | 10.00 | Overcast | OVC250 | 66 | 52 | 61% | NA | NA | 29.81 | 1009.1 | |||||
| 04 | 20:51 | NW 6 | 10.00 | Overcast | FEW160 OVC250 | 67 | 52 | 59% | NA | NA | 29.80 | 1008.9 | |||||
| 04 | 19:51 | NW 12 | 10.00 | Overcast | SCT140 OVC250 | 71 | 52 | 51% | NA | NA | 29.77 | 1007.8 | |||||
| 04 | 18:51 | NW 15 | 10.00 | Overcast | FEW050 OVC250 | 72 | 52 | 80 | 72 | 50% | NA | NA | 29.76 | 1007.4 | |||
| 04 | 17:51 | NW 17 | 10.00 | Overcast | FEW030 SCT050 SCT200 OVC250 | 75 | 57 | 54% | NA | NA | 29.75 | 1006.9 | |||||
| 04 | 16:51 | W 12 | 9.00 | Overcast | FEW025 SCT050 BKN190 OVC250 | 75 | 61 | 62% | NA | NA | 29.74 | 1006.7 | |||||
| 04 | 15:51 | NW 16 G 23 | 9.00 | Mostly Cloudy | SCT021 SCT027 BKN044 | 77 | 63 | 62% | NA | 79 | 29.74 | 1006.5 | |||||
| 04 | 14:51 | W 13 | 7.00 | Overcast | FEW014 BKN025 OVC030 | 73 | 67 | 81% | NA | NA | 29.74 | 1006.5 | |||||
| 04 | 13:51 | W 16 G 23 | 10.00 | Overcast | BKN030 OVC037 | 78 | 66 | 67% | NA | 80 | 29.71 | 1005.5 | |||||
| 04 | 12:51 | W 16 G 24 | 10.00 | Overcast | BKN033 OVC250 | 80 | 65 | 82 | 69 | 60% | NA | 82 | 29.70 | 1005.1 | |||
| 04 | 11:51 | W 16 G 26 | 10.00 | Mostly Cloudy | FEW033 BKN250 | 81 | 65 | 58% | NA | 83 | 29.70 | 1005.2 | |||||
| 04 | 10:51 | SW 18 G 26 | 10.00 | Mostly Cloudy | BKN250 | 80 | 63 | 56% | NA | 81 | 29.70 | 1005.3 | |||||
| 04 | 09:51 | SW 15 G 25 | 10.00 | Mostly Cloudy | BKN250 | 76 | 60 | 58% | NA | 78 | 29.72 | 1006.0 | |||||
| 04 | 08:51 | SW 15 G 24 | 10.00 | Partly Cloudy | FEW100 SCT250 | 71 | 57 | 61% | NA | NA | 29.75 | 1007.1 | |||||
| 04 | 07:51 | SW 13 G 24 | 10.00 | Mostly Cloudy | SCT100 BKN250 | 70 | 53 | 55% | NA | NA | 29.77 | 1007.8 | |||||
| 04 | 06:51 | SW 12 | 10.00 | Mostly Cloudy | BKN095 BKN250 | 69 | 52 | 70 | 68 | 55% | NA | NA | 29.80 | 1008.6 | |||
| 04 | 05:51 | SW 13 | 10.00 | Mostly Cloudy | BKN090 | 69 | 51 | 53% | NA | NA | 29.81 | 1008.9 | |||||
| 04 | 04:51 | SW 15 G 21 | 10.00 | A Few Clouds | FEW095 | 70 | 51 | 51% | NA | NA | 29.81 | 1009.1 | |||||
| 04 | 03:51 | SW 12 | 10.00 | A Few Clouds | FEW130 | 69 | 51 | 53% | NA | NA | 29.83 | 1009.8 | |||||
| 04 | 02:51 | SW 9 | 10.00 | A Few Clouds | FEW090 | 69 | 53 | 57% | NA | NA | 29.85 | 1010.4 | |||||
| 04 | 01:51 | S 14 | 10.00 | A Few Clouds | FEW090 | 69 | 53 | 57% | NA | NA | 29.87 | 1010.9 | |||||
| 04 | 00:51 | SW 10 | 10.00 | Fair | CLR | 70 | 53 | 78 | 69 | 55% | NA | NA | 29.89 | 1011.8 |
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. |
Autumn-like temperatures to overspread the region through midweek. Lake effect showers near Lake Michigan Tue evening thru Thur. #ILWX #INWX pic.twitter.com/rSyDdrJsW4— NWS Chicago (@NWSChicago) September 4, 2017
Strong storms still possible toward late afternoon and early evening, mainly well south of the Chicago metro area. pic.twitter.com/EEMH2fVrSi— NWS Chicago (@NWSChicago) September 4, 2017
DANGEROUS conditions at #Lake Michigan beaches Mon aft - Tue. Stay out of the water! https://t.co/ec4GGSS8Ze #ilwx #inwx pic.twitter.com/95jBFaun6P— NWS Chicago (@NWSChicago) September 4, 2017
Severe storms will damaging winds and hail possible south of I-80 this afternoon. Much cooler by Tuesday. #ilwx #inwx pic.twitter.com/4ArIUceozs— NWS Chicago (@NWSChicago) September 4, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
553
CDUS43 KLOT 050633
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE SEP 5 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 4 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 82 1139 AM 95 1983 79 3 80
1960
1954
MINIMUM 62 1147 PM 45 1997 59 3 59
1982
AVERAGE 72 69 3 70
PRECIPITATION (IN)
YESTERDAY T 2.95 1894 0.12 -0.12 0.00
MONTH TO DATE 0.25 0.47 -0.22 T
SINCE SEP 1 0.25 0.47 -0.22 T
SINCE JAN 1 31.99 25.60 6.39 26.98
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 7 4 3 0
SINCE SEP 1 7 4 3 0
SINCE JUL 1 12 17 -5 0
COOLING
YESTERDAY 7 5 2 5
MONTH TO DATE 13 22 -9 12
SINCE SEP 1 13 22 -9 12
SINCE JAN 1 796 762 34 977
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 200 PM
LOWEST 49 600 PM
AVERAGE 64
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 98 1899
MINIMUM TEMPERATURE (F) 59 44 1988
1984
SUNRISE AND SUNSET
SEPTEMBER 5 2017.....SUNRISE 622 AM CDT SUNSET 718 PM CDT
SEPTEMBER 6 2017.....SUNRISE 623 AM CDT SUNSET 716 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
+ + + +
HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather
LIVE RADAR | STORM TRACKS | CLOUDS INFRARED SAT | CLOUDS VISIBLE SAT (during daylight)
WunderMap® US Temperature/Wind Data || WunderMap®: O'Hare Temps | NE Illinois Temps
Full Screen Motion Weather Radar (Wunderground.com) Midwest Cloud Cover and Arlington Heights Weather Forecast | SWPC Aurora Forecast
SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...
