| 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. | |||||||||||||||||
| 18 | 23:51 | NW 9 | 10.00 | Mostly Cloudy | FEW050 BKN075 BKN100 | 72 | 59 | 64% | NA | NA | 29.89 | 1011.7 | |||||
| 18 | 22:51 | NW 8 | 10.00 | Mostly Cloudy | SCT070 BKN085 BKN110 | 73 | 60 | 64% | NA | NA | 29.89 | 1011.6 | |||||
| 18 | 21:51 | W 6 | 10.00 | Mostly Cloudy | FEW075 BKN090 BKN110 | 74 | 61 | 64% | NA | NA | 29.88 | 1011.2 | |||||
| 18 | 20:51 | NW 8 | 10.00 | Mostly Cloudy | SCT070 BKN090 | 76 | 61 | 60% | NA | 78 | 29.87 | 1011.0 | |||||
| 18 | 19:51 | W 12 | 10.00 | Overcast | BKN070 BKN090 OVC130 | 77 | 61 | 58% | NA | 79 | 29.86 | 1010.7 | |||||
| 18 | 18:51 | W 12 | 10.00 | Partly Cloudy | FEW070 FEW100 SCT250 | 79 | 59 | 82 | 78 | 50% | NA | 80 | 29.85 | 1010.4 | |||
| 18 | 17:51 | W 14 | 10.00 | Partly Cloudy | FEW110 SCT250 | 80 | 59 | 49% | NA | 81 | 29.84 | 1010.0 | |||||
| 18 | 16:51 | W 14 G 21 | 10.00 | Partly Cloudy | FEW045 FEW100 SCT250 | 82 | 57 | 43% | NA | 82 | 29.84 | 1009.9 | |||||
| 18 | 15:51 | W 13 | 10.00 | Partly Cloudy | FEW045 FEW110 SCT250 | 82 | 59 | 46% | NA | 82 | 29.84 | 1010.1 | |||||
| 18 | 14:51 | W 13 | 10.00 | Partly Cloudy | FEW045 FEW110 SCT250 | 81 | 60 | 49% | NA | 82 | 29.85 | 1010.2 | |||||
| 18 | 13:51 | W 10 | 10.00 | Mostly Cloudy | FEW039 FEW110 BKN250 | 80 | 60 | 51% | NA | 81 | 29.86 | 1010.7 | |||||
| 18 | 12:51 | W 9 G 20 | 10.00 | Mostly Cloudy | SCT037 BKN250 | 78 | 60 | 79 | 67 | 54% | NA | 79 | 29.87 | 1010.9 | |||
| 18 | 11:51 | NW 16 | 10.00 | Mostly Cloudy | BKN031 BKN250 | 75 | 59 | 58% | NA | NA | 29.88 | 1011.3 | |||||
| 18 | 10:51 | W 14 | 10.00 | Mostly Cloudy | BKN026 BKN250 | 72 | 60 | 66% | NA | NA | 29.88 | 1011.2 | |||||
| 18 | 09:51 | NW 14 G 22 | 10.00 | Mostly Cloudy | BKN024 BKN031 | 72 | 61 | 68% | NA | NA | 29.87 | 1011.0 | |||||
| 18 | 08:51 | NW 13 | 10.00 | Mostly Cloudy | BKN020 | 71 | 61 | 71% | NA | NA | 29.85 | 1010.3 | |||||
| 18 | 07:51 | W 14 | 10.00 | Partly Cloudy | SCT016 | 69 | 62 | 78% | NA | NA | 29.84 | 1010.0 | |||||
| 18 | 06:51 | W 10 | 10.00 | A Few Clouds | FEW022 FEW250 | 67 | 62 | 72 | 67 | 84% | NA | NA | 29.83 | 1009.5 | |||
| 18 | 05:51 | W 7 | 10.00 | A Few Clouds | FEW025 FEW039 | 67 | 62 | 84% | NA | NA | 29.81 | 1008.8 | |||||
| 18 | 04:51 | W 7 | 10.00 | Partly Cloudy | SCT039 | 68 | 62 | 81% | NA | NA | 29.79 | 1008.3 | |||||
| 18 | 03:51 | W 12 | 10.00 | A Few Clouds | FEW039 | 69 | 61 | 76% | NA | NA | 29.78 | 1008.0 | |||||
| 18 | 02:51 | W 12 | 10.00 | Partly Cloudy | SCT039 | 70 | 61 | 73% | NA | NA | 29.77 | 1007.7 | |||||
| 18 | 01:51 | W 13 | 10.00 | Partly Cloudy | FEW026 SCT035 | 70 | 62 | 76% | NA | NA | 29.76 | 1007.4 | |||||
| 18 | 00:51 | W 12 | 10.00 | A Few Clouds | FEW040 | 72 | 63 | 80 | 72 | 73% | NA | NA | 29.77 | 1007.4 |
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. |
Weekend weather will feature sunshine and seasonable temperatures! Sunday looks to be the warmer of the 2 weekend days. #ILWX #INWX pic.twitter.com/38ARaXvSgS— NWS Chicago (@NWSChicago) August 18, 2017
Mainly dry conditions expected this weekend with just a chance of showers and thunderstorms Friday night. Temperatures will be seasonable. pic.twitter.com/3iicqP37Tc— NWS Chicago (@NWSChicago) August 18, 2017
The Latest Fall Outlook is in and it looks cold to start the season for many in the Central to East.https://t.co/70lvdwyZ5q pic.twitter.com/P8LjU33MG7— The Weather Channel (@weatherchannel) August 18, 2017
Portions of the East may see a cooler-than-average #fall, while the Southwest may remain warmer than average: https://t.co/eAnjSyJ0sx pic.twitter.com/hjCezc1bX5— The Weather Channel (@weatherchannel) August 18, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
249
CDUS43 KLOT 190636
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT AUG 19 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 18 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 82 410 PM 98 1947 82 0 85
MINIMUM 67 558 AM 49 1963 63 4 70
AVERAGE 75 72 3 78
PRECIPITATION (IN)
YESTERDAY 0.00 2.85 1990 0.17 -0.17 0.75
MONTH TO DATE 2.02 2.98 -0.96 1.80
SINCE JUN 1 13.14 10.13 3.01 10.88
SINCE JAN 1 31.25 23.21 8.04 24.52
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 3 0 3 0
SINCE JUN 1 6 52 -46 13
SINCE JUL 1 3 4 -1 0
COOLING
YESTERDAY 10 8 2 13
MONTH TO DATE 136 151 -15 231
SINCE JUN 1 672 599 73 779
SINCE JAN 1 705 653 52 853
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 500 AM
LOWEST 43 400 PM
AVERAGE 65
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 1983
1947
MINIMUM TEMPERATURE (F) 63 51 1992
SUNRISE AND SUNSET
AUGUST 19 2017........SUNRISE 604 AM CDT SUNSET 746 PM CDT
AUGUST 20 2017........SUNRISE 605 AM CDT SUNSET 744 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 ...
