| 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. | |||||||||||||||||
| 31 | 23:51 | SE 6 | 9.00 | Fair | CLR | 72 | 68 | 87% | NA | NA | 30.04 | 1016.8 | |||||
| 31 | 22:51 | Calm | 9.00 | Fair | CLR | 72 | 68 | 87% | NA | NA | 30.03 | 1016.6 | |||||
| 31 | 21:51 | SE 6 | 10.00 | Fair | CLR | 73 | 67 | 81% | NA | NA | 30.04 | 1016.6 | |||||
| 31 | 20:51 | E 3 | 10.00 | Fair | CLR | 75 | 68 | 79% | NA | NA | 30.03 | 1016.4 | |||||
| 31 | 19:51 | E 3 | 10.00 | A Few Clouds | FEW050 | 78 | 68 | 71% | NA | 80 | 30.01 | 1016.0 | |||||
| 31 | 18:51 | Calm | 10.00 | A Few Clouds | FEW040 | 82 | 68 | 85 | 82 | 63% | NA | 85 | 30.01 | 1015.7 | |||
| 31 | 17:51 | S 8 | 10.00 | A Few Clouds | FEW040 | 84 | 67 | 57% | NA | 87 | 30.01 | 1015.7 | |||||
| 31 | 16:51 | SW 7 | 10.00 | A Few Clouds | FEW040 | 85 | 66 | 53% | NA | 87 | 30.01 | 1015.7 | |||||
| 31 | 15:51 | SW 6 | 10.00 | Partly Cloudy | SCT042 | 85 | 67 | 55% | NA | 88 | 30.01 | 1015.9 | |||||
| 31 | 14:51 | Vrbl 5 | 10.00 | Partly Cloudy | SCT040 | 84 | 67 | 57% | NA | 87 | 30.03 | 1016.5 | |||||
| 31 | 13:51 | S 7 | 10.00 | Partly Cloudy | SCT032 | 83 | 67 | 59% | NA | 86 | 30.05 | 1017.0 | |||||
| 31 | 12:51 | Calm | 10.00 | A Few Clouds | FEW032 | 83 | 67 | 83 | 62 | 59% | NA | 86 | 30.06 | 1017.5 | |||
| 31 | 11:51 | Vrbl 3 | 10.00 | A Few Clouds | FEW032 | 80 | 67 | 64% | NA | 82 | 30.08 | 1018.1 | |||||
| 31 | 10:51 | Calm | 10.00 | Fair | CLR | 78 | 67 | 69% | NA | 80 | 30.08 | 1018.3 | |||||
| 31 | 09:51 | Calm | 8.00 | Fair | CLR | 74 | 66 | 76% | NA | NA | 30.08 | 1018.3 | |||||
| 31 | 08:51 | NW 3 | 3.00 | Fog/Mist | FEW032 | 67 | 65 | 93% | NA | NA | 30.07 | 1018.2 | |||||
| 31 | 07:51 | Calm | 2.00 | Fog/Mist | FEW001 FEW005 | 63 | 63 | 100% | NA | NA | 30.07 | 1018.0 | |||||
| 31 | 06:51 | Calm | 0.13 | Fog | FEW001 SCT005 | 62 | 62 | 64 | 60 | 100% | NA | NA | 30.06 | 1017.8 | |||
| 31 | 05:51 | Calm | 0.13 | Fog | FEW001 | 62 | 62 | 100% | NA | NA | 30.05 | 1017.2 |
Complete data after midnight (may be delayed 24-48 hours).
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Monday, August 31, 2015 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
Despite start of meteorological fall on Tues, summer warmth into #LaborDay wknd. Isol'd t-storms poss. Tues. pic.twitter.com/4RohV9NZin
— NWS Chicago (@NWSChicago) September 1, 2015
Watch out for areas of dense fog early this morning, mainly away from city of Chicago. pic.twitter.com/n6RywCzcmz
— NWS Chicago (@NWSChicago) August 31, 2015
Meteorological summer ends today, but get ready for the Dog Days of September! Very warm & muggy week ahead! pic.twitter.com/Edwhb2u2ir
— NWS Chicago (@NWSChicago) August 31, 2015
It'll be hazy today thanks to smoke from wildfires. Here's map showing smoke density as of Sun evening. #Smoke pic.twitter.com/InCydhmUHC
— NWS Chicago (@NWSChicago) August 31, 2015
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 011101 CCA
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT TUE SEP 1 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 31 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85 359 PM 99 1953 80 5 85
MINIMUM 60 339 AM 47 1872 61 -1 68
AVERAGE 73 70 3 77
PRECIPITATION (IN)
YESTERDAY 0.00 1.24 1977 0.14 -0.14 0.00
MONTH TO DATE 2.16 4.90 -2.74 7.30
SINCE JUN 1 12.13 12.05 0.08 17.25
SINCE JAN 1 23.62 25.13 -1.51 32.08
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE T 0.0 0.0 0.0
SINCE JUN 1 T 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 5 4 1 0
SINCE JUN 1 57 61 -4 17
SINCE JUL 1 18 13 5 5
COOLING
YESTERDAY 8 6 2 12
MONTH TO DATE 224 238 -14 277
SINCE JUN 1 588 686 -98 654
SINCE JAN 1 641 740 -99 715
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 2.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 55 200 PM
AVERAGE 78
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1953
MINIMUM TEMPERATURE (F) 60 45 1949
SUNRISE AND SUNSET
SEPTEMBER 1 2015.....SUNRISE 617 AM CDT SUNSET 725 PM CDT
SEPTEMBER 2 2015.....SUNRISE 618 AM CDT SUNSET 724 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® with Temperature/Wind Data || Google: 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 ...
