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. |
16 | 23:51 | E 5 | 10.00 | Overcast | FEW020 SCT042 OVC075 | 77 | 69 | 77% | NA | 79 | 29.95 | 1013.5 | |||||
16 | 22:51 | E 6 | 10.00 | Mostly Cloudy | BKN080 BKN100 | 77 | 69 | 77% | NA | 79 | 29.95 | 1013.7 | |||||
16 | 21:51 | E 7 | 10.00 | Mostly Cloudy | BKN090 BKN250 | 77 | 68 | 74% | NA | 79 | 29.93 | 1012.9 | |||||
16 | 20:51 | E 5 | 10.00 | Partly Cloudy | FEW040 FEW090 SCT250 | 77 | 66 | 69% | NA | 79 | 29.93 | 1013.0 | |||||
16 | 19:51 | E 9 | 10.00 | Mostly Cloudy | FEW040 SCT070 BKN250 | 79 | 66 | 65% | NA | 81 | 29.91 | 1012.1 | |||||
16 | 18:51 | E 8 | 10.00 | Mostly Cloudy | FEW035 SCT040 SCT110 BKN250 | 81 | 67 | 86 | 81 | 62% | NA | 83 | 29.91 | 1012.3 | |||
16 | 17:51 | E 8 | 10.00 | Mostly Cloudy | SCT035 SCT040 BKN110 BKN250 | 83 | 68 | 61% | NA | 86 | 29.91 | 1012.4 | |||||
16 | 16:51 | E 8 | 10.00 | Mostly Cloudy | SCT035 BKN040 BKN070 | 85 | 68 | 57% | NA | 88 | 29.90 | 1012.0 | |||||
16 | 15:51 | Vrbl 3 | 10.00 | Mostly Cloudy | BKN035 BKN040 BKN070 | 83 | 67 | 59% | NA | 86 | 29.92 | 1012.5 | |||||
16 | 14:51 | Calm | 10.00 | Overcast | BKN035 OVC065 | 83 | 67 | 59% | NA | 86 | 29.92 | 1012.7 | |||||
16 | 13:51 | E 5 | 10.00 | Mostly Cloudy | BKN034 BKN042 | 82 | 67 | 60% | NA | 84 | 29.94 | 1013.4 | |||||
16 | 12:51 | SE 3 | 10.00 | Mostly Cloudy | SCT030 BKN050 | 82 | 68 | 83 | 73 | 63% | NA | 85 | 29.95 | 1013.6 | |||
16 | 11:51 | Vrbl 5 | 10.00 | Mostly Cloudy | BKN025 BKN045 | 82 | 68 | 63% | NA | 85 | 29.95 | 1013.7 | |||||
16 | 10:51 | N 7 | 10.00 | Mostly Cloudy | SCT022 BKN028 BKN045 | 79 | 68 | 69% | NA | 81 | 29.96 | 1013.9 | |||||
16 | 09:51 | N 7 | 10.00 | Mostly Cloudy | BKN022 BKN040 | 78 | 68 | 71% | NA | 80 | 29.95 | 1013.8 | |||||
16 | 08:51 | N 3 | 9.00 | Mostly Cloudy | FEW013 BKN039 | 77 | 68 | 74% | NA | 79 | 29.96 | 1013.9 | |||||
16 | 07:51 | Calm | 6.00 | Fog/Mist | FEW013 SCT030 SCT100 | 74 | 68 | 82% | NA | NA | 29.96 | 1013.9 | |||||
16 | 06:51 | Calm | 6.00 | Fog/Mist | FEW013 SCT025 BKN100 | 73 | 68 | 73 | 72 | 84% | NA | NA | 29.95 | 1013.6 | |||
16 | 05:51 | Calm | 7.00 | Partly Cloudy | SCT013 SCT020 SCT100 | 73 | 68 | 84% | NA | NA | 29.93 | 1012.9 | |||||
16 | 04:51 | SE 3 | 9.00 | Mostly Cloudy | FEW012 BKN020 | 73 | 68 | 84% | NA | NA | 29.92 | 1012.5 | |||||
16 | 03:51 | SE 3 | 10.00 | Overcast | SCT012 SCT018 OVC026 | 73 | 68 | 84% | NA | NA | 29.92 | 1012.5 | |||||
16 | 02:51 | Calm | 10.00 | Overcast | SCT016 BKN190 OVC250 | 73 | 68 | 84% | NA | NA | 29.92 | 1012.7 | |||||
16 | 01:51 | SE 3 | 10.00 | Mostly Cloudy | FEW016 BKN190 BKN250 | 72 | 68 | 87% | NA | NA | 29.91 | 1012.4 | |||||
16 | 00:51 | SE 3 | 10.00 | Mostly Cloudy | FEW017 BKN140 BKN250 | 73 | 68 | 79 | 73 | 84% | NA | NA | 29.92 | 1012.8 | 0.01 |
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 t-storms are expected this eve & overnight. A few of the stronger storms may produce isolated damaging wind gusts, mainly in north central IL. Slow moving showers & storms will lead to the potential for isolated areas of 1 to 2" of rainfall in a short period of time. pic.twitter.com/LjWz6G8lFT
— NWS Chicago (@NWSChicago) August 16, 2018
Important for fog/stratus duration is how deep clouds are. Visible satellite imagery from this a.m. shows the condensation plumes from cooling towers of four area nuclear plans casting shadows on the stratus. This means not that deep & some warming has allowed fog to dissipate. pic.twitter.com/AyRVPt9WuS
— NWS Chicago (@NWSChicago) August 16, 2018
A look at a foggy back-to-school in north central IL, near the LaSalle/Bureau County border. Dense fog in this I-39 region will gradually dissipate through 9 a.m. or so. Allow extra travel time and keep a safe following distance. #ILwx pic.twitter.com/zBNgyVzVcI
— NWS Chicago (@NWSChicago) August 16, 2018
A foggy start to the morning in spots, then scattered showers and storms by afternoon. #ILWX #INWX pic.twitter.com/oEcncDdO7S
— NWS Chicago (@NWSChicago) August 16, 2018
Dense fog this morning in north central IL. Allow extra time, reduce your speed, and use low beam lights. #ILWX pic.twitter.com/VQNywvNVn0
— NWS Chicago (@NWSChicago) August 16, 2018
Cooler air is on the way for next week in the eastern half of the country: https://t.co/q8vPM3lLJQ pic.twitter.com/WKyTwuRS1p
— The Weather Channel (@weatherchannel) August 16, 2018
A cold front next week will bring cooler temperatures from much of the Plains into parts of the East: https://t.co/N2WMzF3tBL pic.twitter.com/lwnJO7QvA2
— The Weather Channel (@weatherchannel) August 16, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
155 AM CDT FRI AUG 17 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 16 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 86 347 PM 98 1988 82 4 88
1983
MINIMUM 69 1159 PM 48 2004 63 6 67
AVERAGE 78 73 5 78
PRECIPITATION (IN)
YESTERDAY 0.50 3.79 1968 0.17 0.33 0.17
MONTH TO DATE 3.64 2.64 1.00 2.00
SINCE JUN 1 12.41 9.79 2.62 13.12
SINCE JAN 1 31.26 22.87 8.39 31.23
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 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 10 52 -42 6
SINCE JUL 1 0 4 -4 3
COOLING
YESTERDAY 13 8 5 13
MONTH TO DATE 214 135 79 114
SINCE JUN 1 786 583 203 650
SINCE JAN 1 935 637 298 683
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 100 AM
LOWEST 58 100 PM
AVERAGE 74
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 98 1988
1947
MINIMUM TEMPERATURE (F) 63 48 1976
SUNRISE AND SUNSET
AUGUST 17 2018........SUNRISE 602 AM CDT SUNSET 749 PM CDT
AUGUST 18 2018........SUNRISE 603 AM CDT SUNSET 747 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 ...