| 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. | |||||||||||||||||
| 19 | 23:51 | E 6 | 8.00 | Fair | CLR | 67 | 62 | 84% | NA | NA | 29.92 | 1012.7 | |||||
| 19 | 22:51 | E 6 | 8.00 | Fair | CLR | 68 | 62 | 81% | NA | NA | 29.93 | 1013.0 | |||||
| 19 | 21:51 | E 3 | 9.00 | Fair | CLR | 68 | 62 | 81% | NA | NA | 29.93 | 1013.0 | |||||
| 19 | 20:51 | E 5 | 10.00 | A Few Clouds | FEW030 | 68 | 62 | 81% | NA | NA | 29.92 | 1012.9 | |||||
| 19 | 19:51 | NE 7 | 10.00 | A Few Clouds | FEW030 FEW250 | 69 | 63 | 81% | NA | NA | 29.92 | 1012.8 | |||||
| 19 | 18:51 | E 8 | 10.00 | A Few Clouds | FEW030 FEW250 | 71 | 62 | 79 | 71 | 73% | NA | NA | 29.91 | 1012.4 | |||
| 19 | 17:51 | E 10 | 10.00 | Partly Cloudy | FEW030 FEW055 SCT250 | 74 | 62 | 67% | NA | NA | 29.91 | 1012.4 | |||||
| 19 | 16:51 | E 10 | 10.00 | Partly Cloudy | SCT055 SCT110 SCT250 | 77 | 61 | 58% | NA | 79 | 29.92 | 1012.8 | |||||
| 19 | 15:51 | E 8 | 10.00 | Mostly Cloudy | FEW030 SCT065 SCT110 BKN250 | 77 | 62 | 60% | NA | 79 | 29.92 | 1012.7 | |||||
| 19 | 14:51 | E 9 | 10.00 | Mostly Cloudy | FEW030 SCT065 BKN160 BKN250 | 78 | 63 | 60% | NA | 80 | 29.93 | 1012.9 | |||||
| 19 | 13:51 | NE 13 | 10.00 | Mostly Cloudy | SCT029 BKN150 BKN250 | 77 | 65 | 66% | NA | 79 | 29.93 | 1013.2 | |||||
| 19 | 12:51 | NE 7 | 10.00 | Mostly Cloudy | FEW023 BKN150 BKN250 | 76 | 64 | 78 | 66 | 67% | NA | 78 | 29.94 | 1013.6 | |||
| 19 | 11:51 | Vrbl 5 | 10.00 | Mostly Cloudy | FEW013 SCT045 BKN110 | 75 | 65 | 71% | NA | NA | 29.95 | 1013.9 | |||||
| 19 | 10:51 | NE 6 | 7.00 | Mostly Cloudy | SCT007 BKN039 BKN055 | 71 | 66 | 84% | NA | NA | 29.97 | 1014.4 | |||||
| 19 | 09:51 | N 5 | 5.00 | Fog/Mist | OVC008 | 69 | 65 | 87% | NA | NA | 29.97 | 1014.6 | |||||
| 19 | 08:51 | NW 3 | 9.00 | Mostly Cloudy | SCT007 BKN039 BKN080 BKN190 | 69 | 64 | 84% | NA | NA | 29.96 | 1014.2 | |||||
| 19 | 07:51 | N 5 | 9.00 | Mostly Cloudy | FEW022 BKN042 BKN190 | 67 | 64 | 91% | NA | NA | 29.95 | 1013.8 | |||||
| 19 | 06:51 | N 7 | 8.00 | Mostly Cloudy | FEW022 FEW045 BKN140 BKN180 | 66 | 63 | 67 | 66 | 90% | NA | NA | 29.94 | 1013.5 | 0.07 | ||
| 19 | 05:51 | N 6 | 10.00 | Overcast | FEW022 BKN110 OVC130 | 66 | 64 | 93% | NA | NA | 29.94 | 1013.7 | |||||
| 19 | 04:51 | N 6 | 9.00 | Light Rain | FEW022 BKN110 OVC130 | 66 | 64 | 93% | NA | NA | 29.93 | 1013.0 | |||||
| 19 | 03:51 | N 6 | 10.00 | Light Rain | FEW022 OVC100 | 67 | 64 | 91% | NA | NA | 29.94 | 1013.3 | 0.01 | 0.07 | |||
| 19 | 02:51 | N 3 | 8.00 | Light Rain | SCT022 BKN055 OVC100 | 67 | 63 | 87% | NA | NA | 29.94 | 1013.7 | 0.06 | ||||
| 19 | 01:51 | NE 6 | 10.00 | Light Rain | SCT100 OVC120 | 67 | 63 | 87% | NA | NA | 29.95 | 1013.8 | |||||
| 19 | 00:51 | NE 8 | 10.00 | Overcast | SCT090 BKN180 OVC250 | 67 | 61 | 68 | 66 | 81% | NA | NA | 29.96 | 1014.2 |
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. |
Dense fog advisory til 9am for Lake (IN), Porter, & Jasper counties for visibility <1/4 mile. Advisory may need to be expanded overnight. pic.twitter.com/vinP2JpEOs— NWS Chicago (@NWSChicago) September 20, 2017
Fog tonight? Then a stretch of summer-like weather coming through the weekend, very warm & humid! pic.twitter.com/LbmL13ygsQ— NWS Chicago (@NWSChicago) September 20, 2017
Patchy Dense fog south this morning. Use extra caution while traveling. Visbys should improve by mid to late morning. #ilwx pic.twitter.com/AkCdL0JKjC— NWS Chicago (@NWSChicago) September 19, 2017
Precip will continue to diminish with most of the area dry by mid-morning. Fog possible overnight. Heat & humidity returns Wed. #ILWX #INWX pic.twitter.com/kwYN80sioi— NWS Chicago (@NWSChicago) September 19, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
001
CDUS43 KLOT 200635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT WED SEP 20 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 19 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 79 1236 PM 93 1955 74 5 88
MINIMUM 64 1159 PM 40 1991 53 11 56
AVERAGE 72 63 9 72
PRECIPITATION (IN)
YESTERDAY 0.07 1.72 2001 0.11 -0.04 0.00
MONTH TO DATE 0.32 2.07 -1.75 0.59
SINCE SEP 1 0.32 2.07 -1.75 0.59
SINCE JAN 1 32.06 27.20 4.86 27.57
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 4 -4 0
MONTH TO DATE 29 40 -11 1
SINCE SEP 1 29 40 -11 1
SINCE JUL 1 34 53 -19 1
COOLING
YESTERDAY 7 2 5 7
MONTH TO DATE 64 76 -12 123
SINCE SEP 1 64 76 -12 123
SINCE JAN 1 847 816 31 1088
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 300 AM
LOWEST 56 400 PM
AVERAGE 75
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 1931
1895
MINIMUM TEMPERATURE (F) 52 36 1991
SUNRISE AND SUNSET
SEPTEMBER 20 2017.....SUNRISE 637 AM CDT SUNSET 652 PM CDT
SEPTEMBER 21 2017.....SUNRISE 638 AM CDT SUNSET 650 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 ...
