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. |
17 | 23:51 | S 17 G 24 | 10.00 | Overcast | FEW055 FEW085 BKN120 OVC160 | 75 | 64 | 69% | NA | NA | 29.83 | 1009.4 | |||||
17 | 22:51 | S 10 | 10.00 | Mostly Cloudy | FEW055 BKN090 | 73 | 66 | 79% | NA | NA | 29.85 | 1010.5 | 0.02 | ||||
17 | 21:51 | S 10 G 23 | 10.00 | Thunderstorm Light Rain | SCT065CB BKN080 OVC100 | 73 | 66 | 79% | NA | NA | 29.87 | 1011.0 | 0.01 | 0.01 | |||
17 | 20:51 | S 12 | 10.00 | Overcast | FEW065 SCT085 OVC110 | 75 | 65 | 71% | NA | NA | 29.85 | 1010.5 | |||||
17 | 19:51 | S 7 | 10.00 | Overcast | FEW055 OVC130 | 75 | 66 | 74% | NA | NA | 29.88 | 1011.5 | |||||
17 | 18:51 | S 9 | 10.00 | Light Rain | SCT110 BKN140 OVC250 | 74 | 68 | 85 | 68 | 82% | NA | NA | 29.87 | 1011.4 | 0.33 | ||
17 | 17:51 | S 3 | 10.00 | Light Rain | SCT110 OVC130 | 69 | 66 | 90% | NA | NA | 29.89 | 1011.9 | 0.09 | ||||
17 | 16:51 | W 12 | 1.50 | Thunderstorm Heavy Rain Fog/Mist | BKN042 BKN050CB BKN080 OVC250 | 68 | 65 | 90% | NA | NA | 29.94 | 1013.5 | 0.24 | ||||
17 | 15:51 | S 17 G 24 | 10.00 | Mostly Cloudy | FEW050 BKN095 BKN170 BKN250 | 83 | 64 | 53% | NA | 84 | 29.91 | 1012.3 | |||||
17 | 14:51 | S 18 G 23 | 10.00 | Mostly Cloudy | SCT050 SCT075 BKN160 | 84 | 64 | 51% | NA | 85 | 29.93 | 1012.9 | |||||
17 | 13:51 | S 17 G 23 | 10.00 | Mostly Cloudy | FEW055 SCT075 BKN160 | 85 | 65 | 51% | NA | 87 | 29.96 | 1014.2 | |||||
17 | 12:51 | S 16 G 23 | 10.00 | Partly Cloudy | FEW044 SCT060 SCT250 | 83 | 64 | 83 | 62 | 53% | NA | 84 | 29.98 | 1014.8 | |||
17 | 11:51 | S 20 | 10.00 | A Few Clouds | FEW040 FEW250 | 80 | 62 | 54% | NA | 81 | 29.99 | 1015.1 | |||||
17 | 10:51 | S 14 G 23 | 10.00 | Partly Cloudy | FEW040 SCT250 | 77 | 61 | 58% | NA | 79 | 30.01 | 1015.7 | |||||
17 | 09:51 | S 15 G 23 | 10.00 | Partly Cloudy | FEW031 SCT038 | 75 | 60 | 60% | NA | NA | 30.03 | 1016.5 | |||||
17 | 08:51 | S 14 | 10.00 | Mostly Cloudy | BKN040 | 70 | 58 | 66% | NA | NA | 30.04 | 1017.0 | |||||
17 | 07:51 | S 9 | 10.00 | Mostly Cloudy | BKN034 | 67 | 58 | 73% | NA | NA | 30.05 | 1017.1 |
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 Thursday, September 17, 2015 …
Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
Incredible shot of supercell that affected Ogle & Winnebago this eve via Eric LaPier. https://t.co/6NbyNVEtfX #ilwx pic.twitter.com/ShznbgWDir
— NWS Chicago (@NWSChicago) September 18, 2015
Periods of T-storms tonight thru Friday night. Strong storms possible Fri afternoon/evening. #ILWX #INWX. pic.twitter.com/rL4isLmW4v
— NWS Chicago (@NWSChicago) September 18, 2015
Thunderstorms moving into north central IL at mid-afternoon. #ILWX pic.twitter.com/ZHjBQNddX1
— NWS Chicago (@NWSChicago) September 17, 2015
Breezy & warm again today with showers & thunderstorms expected at times tonight through early Sat. #ILWX #INWX pic.twitter.com/dYn5DQ6Plw
— NWS Chicago (@NWSChicago) September 17, 2015
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 180634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT FRI SEP 18 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 17 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 85 141 PM 93 1955 75 10 70
MINIMUM 61 523 AM 37 1984 54 7 48
AVERAGE 73 64 9 59
PRECIPITATION (IN)
YESTERDAY 0.36 2.42 1927 0.10 0.26 0.00
MONTH TO DATE 1.78 1.86 -0.08 2.58
SINCE SEP 1 1.78 1.86 -0.08 2.58
SINCE JAN 1 25.40 26.99 -1.59 34.66
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 3 -3 6
MONTH TO DATE 18 32 -14 76
SINCE SEP 1 18 32 -14 76
SINCE JUL 1 36 45 -9 81
COOLING
YESTERDAY 8 3 5 0
MONTH TO DATE 138 72 66 68
SINCE SEP 1 138 72 66 68
SINCE JAN 1 779 812 -33 783
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 500 AM
LOWEST 51 100 PM
AVERAGE 71
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 94 1955
MINIMUM TEMPERATURE (F) 53 40 1903
1901
1889
SUNRISE AND SUNSET
SEPTEMBER 18 2015.....SUNRISE 635 AM CDT SUNSET 656 PM CDT
SEPTEMBER 19 2015.....SUNRISE 636 AM CDT SUNSET 655 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 ...