| 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. | |||||||||||||||||
| 11 | 23:51 | Calm | 10.00 | Overcast | OVC250 | 59 | 52 | 78% | NA | NA | 30.11 | 1019.3 | |||||
| 11 | 22:51 | E 3 | 10.00 | Overcast | OVC250 | 61 | 52 | 72% | NA | NA | 30.12 | 1019.7 | |||||
| 11 | 21:51 | E 5 | 10.00 | Overcast | OVC250 | 64 | 51 | 63% | NA | NA | 30.12 | 1019.9 | |||||
| 11 | 20:51 | NE 5 | 10.00 | Overcast | OVC250 | 64 | 50 | 60% | NA | NA | 30.13 | 1020.3 | |||||
| 11 | 19:51 | NE 6 | 10.00 | Overcast | OVC250 | 65 | 49 | 56% | NA | NA | 30.13 | 1020.3 | |||||
| 11 | 18:51 | E 9 | 10.00 | Overcast | OVC250 | 66 | 48 | 75 | 66 | 52% | NA | NA | 30.14 | 1020.5 | |||
| 11 | 17:51 | E 9 | 10.00 | Overcast | OVC250 | 69 | 47 | 45% | NA | NA | 30.15 | 1020.9 | |||||
| 11 | 16:51 | NE 9 | 10.00 | Mostly Cloudy | BKN250 | 71 | 48 | 44% | NA | NA | 30.15 | 1020.8 | |||||
| 11 | 15:51 | E 9 | 10.00 | Mostly Cloudy | BKN250 | 72 | 48 | 43% | NA | NA | 30.17 | 1021.4 | |||||
| 11 | 14:51 | NE 8 | 10.00 | Partly Cloudy | SCT250 | 73 | 48 | 41% | NA | NA | 30.20 | 1022.5 | |||||
| 11 | 13:51 | NE 8 | 10.00 | Fair | CLR | 75 | 46 | 36% | NA | NA | 30.22 | 1023.3 | |||||
| 11 | 12:51 | N 5 | 10.00 | Fair | CLR | 73 | 43 | 73 | 53 | 34% | NA | NA | 30.25 | 1024.1 | |||
| 11 | 11:51 | Calm | 10.00 | Fair | CLR | 71 | 45 | 39% | NA | NA | 30.27 | 1024.8 | |||||
| 11 | 10:51 | Vrbl 5 | 10.00 | Fair | CLR | 69 | 46 | 44% | NA | NA | 30.28 | 1025.3 | |||||
| 11 | 09:51 | Calm | 10.00 | Fair | CLR | 64 | 48 | 56% | NA | NA | 30.30 | 1026.0 | |||||
| 11 | 08:51 | Calm | 10.00 | Fair | CLR | 60 | 49 | 67% | NA | NA | 30.30 | 1025.9 | |||||
| 11 | 07:51 | Calm | 8.00 | Fair | CLR | 57 | 50 | 78% | NA | NA | 30.31 | 1026.5 | |||||
| 11 | 06:51 | SE 8 | 10.00 | A Few Clouds | FEW250 | 53 | 46 | 57 | 52 | 77% | NA | NA | 30.31 | 1026.4 | |||
| 11 | 05:51 | SE 5 | 10.00 | Fair | CLR | 53 | 46 | 77% | NA | NA | 30.31 | 1026.3 | |||||
| 11 | 04:51 | SE 6 | 10.00 | Fair | CLR | 55 | 46 | 72% | NA | NA | 30.30 | 1026.0 | |||||
| 11 | 03:51 | SE 7 | 10.00 | Fair | CLR | 53 | 45 | 74% | NA | NA | 30.30 | 1026.1 | |||||
| 11 | 02:51 | Calm | 10.00 | Fair | CLR | 54 | 49 | 83% | NA | NA | 30.30 | 1025.9 | |||||
| 11 | 01:51 | Calm | 10.00 | Fair | CLR | 53 | 49 | 86% | NA | NA | 30.32 | 1026.5 | |||||
| 11 | 00:51 | Calm | 10.00 | Fair | CLR | 55 | 50 | 65 | 54 | 83% | NA | NA | 30.33 | 1026.9 |
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. |
After a sunny stretch, more clouds will prevail through Wednesday. Some showers are possible, especially south and east of I-55. #ilwx #inwx pic.twitter.com/mxMyJDCpxi
— NWS Chicago (@NWSChicago) September 12, 2017
Now Tropical Storm #Irma is still large, with its clouds spread overhead despite the center being over 800 miles away. Data is preliminary. pic.twitter.com/JlMimSlzgm
— NWS Chicago (@NWSChicago) September 12, 2017
The outer fringes of #Irma's cloud shield are on the horizon here in central IL, despite the storm center being near FL/GA border. #ILwx pic.twitter.com/ajSQjoTume
— NWS Lincoln IL (@NWSLincolnIL) September 11, 2017
Other than a chance of some showers Wednesday, this week will generally be dry with plenty of sunshine and seasonable temperatures. pic.twitter.com/yue4k2Lmnf
— NWS Chicago (@NWSChicago) September 11, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
827
CDUS43 KLOT 120635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT TUE SEP 12 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 11 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 75 111 PM 95 1952 77 -2 76
MINIMUM 52 443 AM 42 1993 56 -4 51
AVERAGE 64 67 -3 64
PRECIPITATION (IN)
YESTERDAY 0.00 2.37 2000 0.11 -0.11 0.00
MONTH TO DATE 0.25 1.24 -0.99 0.45
SINCE SEP 1 0.25 1.24 -0.99 0.45
SINCE JAN 1 31.99 26.37 5.62 27.43
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 1 2 -1 1
MONTH TO DATE 29 15 14 1
SINCE SEP 1 29 15 14 1
SINCE JUL 1 34 28 6 1
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 13 53 -40 76
SINCE SEP 1 13 53 -40 76
SINCE JAN 1 796 793 3 1041
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 1200 AM
LOWEST 33 1200 PM
AVERAGE 58
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 96 1952
MINIMUM TEMPERATURE (F) 56 44 2014
1955
SUNRISE AND SUNSET
SEPTEMBER 12 2017.....SUNRISE 629 AM CDT SUNSET 706 PM CDT
SEPTEMBER 13 2017.....SUNRISE 630 AM CDT SUNSET 704 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 ...
