| 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. | |||||||||||||||||
| 23 | 23:51 | SE 6 | 10.00 | Fair | CLR | 76 | 65 | 69% | NA | 78 | 30.06 | 1017.2 | |||||
| 23 | 22:51 | SE 7 | 10.00 | Fair | CLR | 76 | 65 | 69% | NA | 78 | 30.06 | 1017.2 | |||||
| 23 | 21:51 | SE 8 | 10.00 | Fair | CLR | 78 | 65 | 64% | NA | 80 | 30.05 | 1017.1 | |||||
| 23 | 20:51 | E 8 | 10.00 | Fair | CLR | 83 | 65 | 55% | NA | 85 | 30.04 | 1016.7 | |||||
| 23 | 19:51 | SE 7 | 10.00 | Fair | CLR | 83 | 65 | 55% | NA | 85 | 30.04 | 1016.6 | |||||
| 23 | 18:51 | E 9 | 10.00 | Fair | CLR | 86 | 64 | 95 | 86 | 48% | NA | 87 | 30.03 | 1016.3 | |||
| 23 | 17:51 | E 12 | 10.00 | A Few Clouds | FEW065 | 89 | 64 | 43% | NA | 90 | 30.03 | 1016.2 | |||||
| 23 | 16:51 | E 13 | 10.00 | A Few Clouds | FEW065 | 91 | 64 | 41% | NA | 93 | 30.03 | 1016.1 | |||||
| 23 | 15:51 | E 13 | 10.00 | A Few Clouds | FEW065 | 92 | 64 | 40% | NA | 94 | 30.03 | 1016.2 | |||||
| 23 | 14:51 | E 10 | 10.00 | A Few Clouds | FEW065 | 92 | 64 | 40% | NA | 94 | 30.04 | 1016.7 | |||||
| 23 | 13:51 | SE 6 | 10.00 | Partly Cloudy | SCT065 | 92 | 61 | 36% | NA | 92 | 30.06 | 1017.3 | |||||
| 23 | 12:51 | S 7 | 10.00 | Partly Cloudy | SCT065 | 93 | 62 | 93 | 73 | 36% | NA | 94 | 30.08 | 1017.8 | |||
| 23 | 11:51 | S 7 | 10.00 | A Few Clouds | FEW060 | 91 | 63 | 39% | NA | 92 | 30.09 | 1018.3 | |||||
| 23 | 10:51 | Vrbl 3 | 10.00 | Fair | CLR | 89 | 65 | 45% | NA | 91 | 30.10 | 1018.5 | |||||
| 23 | 09:51 | S 3 | 10.00 | Fair | CLR | 85 | 65 | 51% | NA | 87 | 30.10 | 1018.6 | |||||
| 23 | 08:51 | S 5 | 10.00 | A Few Clouds | FEW140 | 81 | 66 | 61% | NA | 83 | 30.10 | 1018.5 | |||||
| 23 | 07:51 | SE 3 | 10.00 | Partly Cloudy | SCT140 | 78 | 66 | 67% | NA | 80 | 30.09 | 1018.5 | |||||
| 23 | 06:51 | Calm | 10.00 | Partly Cloudy | SCT150 | 74 | 65 | 79 | 72 | 74% | NA | NA | 30.07 | 1017.8 | |||
| 23 | 05:51 | Calm | 10.00 | A Few Clouds | FEW150 | 74 | 65 | 74% | NA | NA | 30.06 | 1017.2 | |||||
| 23 | 04:51 | S 5 | 10.00 | Fair | CLR | 74 | 65 | 74% | NA | NA | 30.04 | 1016.5 | |||||
| 23 | 03:51 | W 3 | 10.00 | Fair | CLR | 74 | 65 | 74% | NA | NA | 30.03 | 1016.1 | |||||
| 23 | 02:51 | Calm | 10.00 | Fair | CLR | 73 | 65 | 76% | NA | NA | 30.03 | 1016.2 | |||||
| 23 | 01:51 | S 5 | 10.00 | Fair | CLR | 75 | 66 | 74% | NA | NA | 30.03 | 1016.3 | |||||
| 23 | 00:51 | S 3 | 10.00 | Fair | CLR | 79 | 67 | 87 | 77 | 67% | NA | 81 | 30.04 | 1016.6 |
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. |
An Air Pollution Action Day has been declared by the Illinois EPA for the Chicago metropolitan area through Sunday September 24th. pic.twitter.com/tx4rl5L2Yi— NWS Chicago (@NWSChicago) September 23, 2017
Relief from the heat is in sight, but first we have 3 more days left of our Autumnal heat wave! Another day in 90s coming Sunday... pic.twitter.com/oRJnxTuolI— NWS Chicago (@NWSChicago) September 23, 2017
If you want relief from the heat, head to #LakeMichigan shore! Onshore winds will keep aftn shore temps in upper 70s-low 80s. #ilwx #inwx pic.twitter.com/xNutAoY19Z— NWS Chicago (@NWSChicago) September 23, 2017
Lake breeze seen moving inland on radar will provide some relief from heat for areas it passes through. #ilwx #inwx pic.twitter.com/cdy0qrI6Au— NWS Chicago (@NWSChicago) September 23, 2017
Temps again to peak 90°+ away from Lake MI. Heat index peaking mid 90s. Lake cooling spread a bit further inland this afternoon. #ilwx #inwx pic.twitter.com/95eSEfnLNV— NWS Chicago (@NWSChicago) September 23, 2017
Near to record warmth will continue this weekend. Ensure breaks are taken from strenuous outdoor physical activity & stay hydrated. pic.twitter.com/OnA0Be4Mvk— NWS Chicago (@NWSChicago) September 23, 2017
Air Quality Alert (Air Pollution Action Day) declared by Illinois for Chicago metro area today. Unhealthy air quality for sensitive groups. pic.twitter.com/kbqHB0hBNj— NWS Chicago (@NWSChicago) September 23, 2017
#LakeMichigan water temperatures have responded to the heat wave, warming well above normal. #ilwx #inwx https://t.co/TxBLCmcEzD— NWS Chicago (@NWSChicago) September 23, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
648
CDUS43 KLOT 240635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN SEP 24 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 23 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 95R 1241 PM 91 1937 72 23 73
MINIMUM 72 426 AM 29 1995 51 21 67
AVERAGE 84 61 23 70
PRECIPITATION (IN)
YESTERDAY 0.00 2.09 1961 0.10 -0.10 T
MONTH TO DATE 0.32 2.50 -2.18 1.14
SINCE SEP 1 0.32 2.50 -2.18 1.14
SINCE JAN 1 32.06 27.63 4.43 28.12
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 5 -5 0
MONTH TO DATE 29 59 -30 1
SINCE SEP 1 29 59 -30 1
SINCE JUL 1 34 72 -38 1
COOLING
YESTERDAY 19 2 17 5
MONTH TO DATE 131 84 47 151
SINCE SEP 1 131 84 47 151
SINCE JAN 1 914 824 90 1116
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 100 AM
LOWEST 36 1200 PM
AVERAGE 55
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 1891
MINIMUM TEMPERATURE (F) 51 35 1989
1985
1942
SUNRISE AND SUNSET
SEPTEMBER 24 2017.....SUNRISE 641 AM CDT SUNSET 645 PM CDT
SEPTEMBER 25 2017.....SUNRISE 642 AM CDT SUNSET 643 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 ...
