| 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. | |||||||||||||||||
| 02 | 23:51 | Calm | 10.00 | Light Rain | FEW032 BKN043 OVC065 | 74 | 70 | 88% | NA | NA | 30.12 | 1019.5 | 0.01 | ||||
| 02 | 22:51 | Calm | 10.00 | Overcast | BKN050 BKN065 OVC110 | 76 | 68 | 77% | NA | 77 | 30.11 | 1019.0 | 0.01 | ||||
| 02 | 21:51 | N 14 | 10.00 | Overcast | FEW035 BKN050 OVC110 | 77 | 67 | 71% | NA | 79 | 30.10 | 1018.9 | |||||
| 02 | 20:51 | SW 8 | 10.00 | Mostly Cloudy | FEW035 FEW080 SCT110 BKN250 | 84 | 67 | 57% | NA | 87 | 30.06 | 1017.5 | |||||
| 02 | 19:51 | SW 8 | 10.00 | Mostly Cloudy | FEW050 SCT150 BKN250 | 86 | 67 | 53% | NA | 89 | 30.03 | 1016.3 | |||||
| 02 | 18:51 | SW 8 | 10.00 | Mostly Cloudy | FEW048 SCT060 SCT150 BKN250 | 87 | 68 | 91 | 87 | 53% | NA | 90 | 30.01 | 1015.8 | |||
| 02 | 17:51 | SW 10 | 10.00 | Light Rain | SCT048CB BKN065 BKN150 BKN250 | 87 | 68 | 53% | NA | 90 | 30.00 | 1015.5 | |||||
| 02 | 16:51 | SW 14 G 23 | 10.00 | Mostly Cloudy | SCT050TCU BKN250 | 89 | 68 | 50% | NA | 93 | 30.00 | 1015.2 | |||||
| 02 | 15:51 | SW 15 G 24 | 10.00 | Mostly Cloudy | SCT050 BKN250 | 90 | 67 | 47% | NA | 93 | 30.00 | 1015.4 | |||||
| 02 | 14:51 | SW 14 G 23 | 10.00 | Mostly Cloudy | SCT046 SCT075 BKN250 | 90 | 69 | 50% | NA | 95 | 30.02 | 1016.1 | |||||
| 02 | 13:51 | SW 18 G 25 | 10.00 | Mostly Cloudy | SCT041 BKN250 | 89 | 69 | 52% | NA | 94 | 30.04 | 1016.5 | |||||
| 02 | 12:51 | S 18 G 25 | 10.00 | Mostly Cloudy | SCT027 SCT038 BKN250 | 87 | 70 | 87 | 72 | 57% | NA | 92 | 30.05 | 1016.8 | |||
| 02 | 11:51 | S 13 G 22 | 10.00 | Mostly Cloudy | SCT027 SCT036 BKN250 | 84 | 71 | 65% | NA | 89 | 30.06 | 1017.4 | |||||
| 02 | 10:51 | SW 13 | 10.00 | Mostly Cloudy | SCT017 SCT045 BKN250 | 82 | 71 | 69% | NA | 86 | 30.07 | 1017.6 | |||||
| 02 | 09:51 | SW 8 | 10.00 | Mostly Cloudy | SCT017 SCT045 BKN250 | 80 | 71 | 74% | NA | 83 | 30.08 | 1018.1 | |||||
| 02 | 08:51 | S 8 | 10.00 | Mostly Cloudy | SCT023 BKN045 BKN060 BKN250 | 78 | 70 | 76% | NA | 80 | 30.09 | 1018.4 | |||||
| 02 | 07:51 | S 7 | 10.00 | Overcast | BKN022 BKN048 OVC075 | 74 | 66 | 76% | NA | NA | 30.10 | 1018.6 | |||||
| 02 | 06:51 | SE 6 | 10.00 | Mostly Cloudy | BKN023 BKN042 BKN200 | 72 | 66 | 80 | 70 | 82% | NA | NA | 30.07 | 1017.9 | |||
| 02 | 05:51 | SE 8 | 10.00 | Overcast | BKN028 OVC042 | 72 | 66 | 82% | NA | NA | 30.06 | 1017.2 | |||||
| 02 | 04:51 | SE 3 | 10.00 | Overcast | BKN030 BKN090 OVC150 | 71 | 66 | 84% | NA | NA | 30.07 | 1017.6 | |||||
| 02 | 03:51 | NW 5 | 10.00 | Overcast | BKN035 BKN090 OVC150 | 71 | 65 | 81% | NA | NA | 30.08 | 1018.0 | |||||
| 02 | 02:51 | NW 10 | 10.00 | Thunderstorm | SCT026 BKN041CB OVC090 | 70 | 67 | 90% | NA | NA | 30.08 | 1018.2 | |||||
| 02 | 01:51 | NW 10 | 10.00 | Thunderstorm | FEW042CB SCT085 BKN120 OVC250 | 79 | 71 | 77% | NA | 82 | 30.02 | 1016.1 | |||||
| 02 | 00:51 | SW 9 | 10.00 | Mostly Cloudy | FEW042 SCT120 BKN250 | 80 | 71 | 84 | 75 | 74% | NA | 83 | 30.01 | 1015.7 |
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. |
Scattered storms will persist over far northern IL tonight, with locally heavy rainfall in some spots. #ILWX pic.twitter.com/hpC3gbR9SJ— NWS Chicago (@NWSChicago) September 3, 2018
Scattered storms will persist over far northern IL tonight, with locally heavy rainfall in some spots. #ILWX pic.twitter.com/hpC3gbR9SJ— NWS Chicago (@NWSChicago) September 3, 2018
Scattered storms increasing across north central IL early this evening. Stay weather aware. #ILWX pic.twitter.com/2VXohGlUof— NWS Chicago (@NWSChicago) September 2, 2018
Scattered storms will develop across the area through late afternoon, especially northwest. Stay weather aware! pic.twitter.com/9hfutEruzt— NWS Chicago (@NWSChicago) September 2, 2018
Continued heat & humidity thru Tue. On #LaborDay, storms possible, highest coverage potential likely again into parts of nrn IL as shown on map. Does not appear day will be a washout. Tuesday should be overall quieter. Isol'd t-storm can't be completely ruled out. #ilwx #inwx pic.twitter.com/2x8sQM19r6— NWS Chicago (@NWSChicago) September 2, 2018
A Flash Flood Watch has been issued and is in effect from 7pm this evening through early Monday morning for the counties shaded in dark green in far northern Illinois. #TurnAroundDontDrown #ilwx pic.twitter.com/LYGLNUYcGr— NWS Chicago (@NWSChicago) September 2, 2018
T-storms expected to gradually increase thru evening into overnight, with highest coverage again likely to focus into parts of far nrn IL as indicated on map. Main threats are lightning & heavy rain lightning. If any strong-severe storms occur, wind is likely threat. #ilwx #inwx pic.twitter.com/NdqhAiRFAM— NWS Chicago (@NWSChicago) September 2, 2018
Rainfall maps from the heavy rain that has occurred thus far. 5.14" 7am 9/1 to 7am 9/2 and 5.78" event total in Marengo (SW McHenry) is highest observed so far. 1.72" in #Rockford on 9/1 set new daily record (previous was 1.33" in 1930 & 1945). https://t.co/g2oNhtSSo2 #ilwx pic.twitter.com/GbCnMgXHPr— NWS Chicago (@NWSChicago) September 2, 2018
@SVLMedia @NWSChicago @LindseySlaterTV @EdCurran @Skilling flooding situation in huntley! Urban flooding. Huntley rd taken at 1025 pic.twitter.com/9qBniUbAhL— Francis C. Uy (safteyfoxxo) (@PsnalStormWach1) September 2, 2018
Multiple chances for showers and storms are expected through the week as heat and humidity continue. Cooler temperatures are possible later pic.twitter.com/gyCltovygD— NWS Chicago (@NWSChicago) September 2, 2018
Isolated storms may become strong to severe this aftn & eve with the main threats being hail & damaging winds. All storms will produce frequent lightning and heavy downpours that may lead to localized flooding. The best storm coverage will be along and north of Interstate 88. pic.twitter.com/qboUBWUyOC— NWS Chicago (@NWSChicago) September 2, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT MON SEP 3 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 2 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 91 336 PM 101 1953 80 11 75
MINIMUM 70 205 AM 44 1946 60 10 50
AVERAGE 81 70 11 63
PRECIPITATION (IN)
YESTERDAY 0.02 1.55 2010 0.12 -0.10 0.25
MONTH TO DATE 0.18 0.24 -0.06 0.25
SINCE SEP 1 0.18 0.24 -0.06 0.25
SINCE JAN 1 34.41 25.37 9.04 31.99
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 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 2
MONTH TO DATE 0 2 -2 7
SINCE SEP 1 0 2 -2 7
SINCE JUL 1 0 15 -15 12
COOLING
YESTERDAY 16 6 10 0
MONTH TO DATE 30 12 18 0
SINCE SEP 1 30 12 18 0
SINCE JAN 1 1107 752 355 783
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 200 AM
LOWEST 47 300 PM
AVERAGE 69
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 1953
MINIMUM TEMPERATURE (F) 60 47 1974
SUNRISE AND SUNSET
SEPTEMBER 3 2018.....SUNRISE 619 AM CDT SUNSET 722 PM CDT
SEPTEMBER 4 2018.....SUNRISE 620 AM CDT SUNSET 720 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 ...
