| 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. | |||||||||||||||||
| 27 | 23:51 | SE 9 | 10.00 | Overcast | SCT055 BKN075 OVC100 | 66 | 63 | 90% | NA | NA | 30.03 | 1016.6 | |||||
| 27 | 22:51 | S 12 | 10.00 | Overcast | BKN043 OVC070 | 69 | 60 | 73% | NA | NA | 30.04 | 1017.1 | |||||
| 27 | 21:51 | S 8 | 10.00 | Overcast | SCT036 OVC048 | 71 | 59 | 66% | NA | NA | 30.05 | 1017.2 | |||||
| 27 | 20:51 | S 9 | 10.00 | Overcast | BKN055 OVC095 | 72 | 58 | 61% | NA | NA | 30.04 | 1017.0 | |||||
| 27 | 19:51 | S 7 | 10.00 | Overcast | BKN055 BKN120 OVC200 | 73 | 57 | 57% | NA | NA | 30.04 | 1016.7 | |||||
| 27 | 18:51 | S 9 | 10.00 | Overcast | BKN060 BKN120 OVC200 | 74 | 58 | 78 | 70 | 57% | NA | NA | 30.04 | 1016.9 | |||
| 27 | 17:51 | S 13 | 10.00 | Overcast | FEW070 SCT100 BKN150 OVC200 | 75 | 58 | 55% | NA | NA | 30.04 | 1016.9 | |||||
| 27 | 16:51 | S 10 | 10.00 | Overcast | FEW070 SCT090 OVC150 | 76 | 58 | 54% | NA | 78 | 30.05 | 1017.3 | |||||
| 27 | 15:51 | S 9 | 10.00 | Overcast | FEW045 FEW110 BKN150 OVC200 | 76 | 57 | 52% | NA | 78 | 30.04 | 1016.9 | |||||
| 27 | 14:51 | S 12 | 10.00 | Mostly Cloudy | FEW045 SCT110 BKN200 BKN250 | 76 | 56 | 50% | NA | 78 | 30.06 | 1017.5 | |||||
| 27 | 13:51 | S 8 | 10.00 | Mostly Cloudy | FEW041 SCT100 BKN120 BKN250 | 75 | 56 | 52% | NA | NA | 30.08 | 1018.1 | |||||
| 27 | 12:51 | S 9 | 10.00 | Overcast | FEW041 BKN100 OVC120 | 70 | 57 | 70 | 62 | 64% | NA | NA | 30.09 | 1018.6 | 0.01 | ||
| 27 | 11:51 | S 9 | 10.00 | Overcast | FEW035 FEW090 BKN100 OVC200 | 67 | 57 | 71% | NA | NA | 30.12 | 1019.8 | 0.01 | ||||
| 27 | 10:51 | S 9 | 10.00 | Overcast | BKN110 OVC200 | 67 | 56 | 68% | NA | NA | 30.15 | 1020.6 | |||||
| 27 | 09:51 | S 9 | 10.00 | Overcast | FEW060 BKN110 OVC250 | 67 | 54 | 63% | NA | NA | 30.15 | 1020.7 | |||||
| 27 | 08:51 | S 10 | 10.00 | Overcast | SCT050 BKN120 OVC250 | 67 | 53 | 61% | NA | NA | 30.15 | 1020.8 | |||||
| 27 | 07:51 | S 9 | 10.00 | Mostly Cloudy | FEW080 SCT130 BKN250 | 66 | 53 | 63% | NA | NA | 30.13 | 1020.2 | |||||
| 27 | 06:51 | SE 7 | 10.00 | Mostly Cloudy | FEW090 SCT130 BKN250 | 63 | 53 | 66 | 62 | 70% | NA | NA | 30.13 | 1020.1 | |||
| 27 | 05:51 | S 7 | 10.00 | Mostly Cloudy | FEW090 SCT150 BKN250 | 63 | 52 | 68% | NA | NA | 30.13 | 1020.1 | |||||
| 27 | 04:51 | SE 7 | 10.00 | Mostly Cloudy | SCT150 BKN250 | 64 | 52 | 65% | NA | NA | 30.13 | 1020.1 | |||||
| 27 | 03:51 | S 7 | 10.00 | Mostly Cloudy | BKN150 BKN250 | 64 | 51 | 63% | NA | NA | 30.14 | 1020.3 | |||||
| 27 | 02:51 | SE 8 | 10.00 | Mostly Cloudy | FEW110 SCT150 BKN250 | 65 | 51 | 61% | NA | NA | 30.16 | 1020.9 | |||||
| 27 | 01:51 | SE 5 | 10.00 | Mostly Cloudy | FEW110 SCT150 BKN250 | 64 | 52 | 65% | NA | NA | 30.17 | 1021.2 | |||||
| 27 | 00:51 | SE 7 | 10.00 | Mostly Cloudy | FEW120 SCT150 BKN250 | 66 | 52 | 71 | 65 | 61% | NA | NA | 30.18 | 1021.5 |
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 showers & T-storms through Tuesday. Showers most widespread Monday afternoon, many dry hours in between showers, especially Tues. pic.twitter.com/uPYMNVJgxg
— NWS Chicago (@NWSChicago) August 28, 2017
Scattered showers and storms develop today and linger into Tuesday. #ILWX #INWX pic.twitter.com/aDkpxVLnVF
— NWS Chicago (@NWSChicago) August 27, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
276
CDUS43 KLOT 280635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT MON AUG 28 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 27 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 78 128 PM 97 1973 81 -3 84
1953
1948
MINIMUM 62 556 AM 47 1982 62 0 67
AVERAGE 70 71 -1 76
PRECIPITATION (IN)
YESTERDAY 0.01 1.59 1923 0.14 -0.13 0.84
MONTH TO DATE 2.08 4.34 -2.26 3.64
SINCE JUN 1 13.20 11.49 1.71 12.72
SINCE JAN 1 31.31 24.57 6.74 26.36
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 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 0 0 0
MONTH TO DATE 5 0 5 0
SINCE JUN 1 8 52 -44 13
SINCE JUL 1 5 4 1 0
COOLING
YESTERDAY 5 7 -2 11
MONTH TO DATE 193 215 -22 301
SINCE JUN 1 729 663 66 849
SINCE JAN 1 762 717 45 923
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 8.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1100 PM
LOWEST 50 100 PM
AVERAGE 69
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 97 1955
1953
MINIMUM TEMPERATURE (F) 61 42 1986
SUNRISE AND SUNSET
AUGUST 28 2017........SUNRISE 613 AM CDT SUNSET 731 PM CDT
AUGUST 29 2017........SUNRISE 614 AM CDT SUNSET 730 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 ...
