| 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 | SW 9 | 10.00 | Overcast | BKN160 OVC220 | 61 | 41 | 48% | NA | NA | 29.96 | 1014.2 | |||||
| 27 | 22:51 | SW 8 | 10.00 | Overcast | FEW130 BKN220 OVC300 | 61 | 41 | 48% | NA | NA | 29.96 | 1014.2 | |||||
| 27 | 21:51 | SW 6 | 10.00 | Mostly Cloudy | BKN160 BKN200 BKN250 | 62 | 41 | 46% | NA | NA | 29.96 | 1014.3 | |||||
| 27 | 20:51 | SW 6 | 9.00 | Mostly Cloudy | BKN200 BKN250 | 63 | 41 | 45% | NA | NA | 29.94 | 1013.7 | |||||
| 27 | 19:51 | S 5 | 10.00 | Mostly Cloudy | BKN200 BKN250 | 65 | 40 | 40% | NA | NA | 29.92 | 1013.1 | |||||
| 27 | 18:51 | S 8 | 10.00 | Mostly Cloudy | FEW100 FEW130 SCT190 BKN250 | 66 | 39 | 70 | 65 | 37% | NA | NA | 29.90 | 1012.5 | |||
| 27 | 17:51 | SW 7 | 10.00 | Mostly Cloudy | FEW100 SCT140 BKN250 | 68 | 40 | 36% | NA | NA | 29.93 | 1013.3 | |||||
| 27 | 16:51 | S 8 | 10.00 | Partly Cloudy | FEW095 FEW200 SCT250 | 69 | 41 | 36% | NA | NA | 29.92 | 1013.0 | |||||
| 27 | 15:51 | SW 12 | 10.00 | Partly Cloudy | FEW200 SCT250 | 69 | 40 | 35% | NA | NA | 29.93 | 1013.6 | |||||
| 27 | 14:51 | S 10 G 20 | 10.00 | Partly Cloudy | FEW200 SCT250 | 69 | 42 | 38% | NA | NA | 29.94 | 1013.8 | |||||
| 27 | 13:51 | S 12 G 17 | 10.00 | Mostly Cloudy | FEW200 BKN250 | 68 | 42 | 39% | NA | NA | 29.99 | 1015.3 | |||||
| 27 | 12:51 | SW 14 G 22 | 10.00 | Mostly Cloudy | BKN250 | 66 | 41 | 66 | 49 | 40% | NA | NA | 30.02 | 1016.4 | |||
| 27 | 11:51 | S 14 G 21 | 10.00 | Partly Cloudy | FEW050 SCT250 | 65 | 42 | 43% | NA | NA | 30.03 | 1016.7 | |||||
| 27 | 10:51 | SW 14 | 10.00 | A Few Clouds | FEW250 | 63 | 40 | 43% | NA | NA | 30.04 | 1017.1 | |||||
| 27 | 09:51 | S 8 | 10.00 | Partly Cloudy | SCT250 | 61 | 43 | 52% | NA | NA | 30.07 | 1018.1 | |||||
| 27 | 08:51 | SW 7 | 10.00 | Partly Cloudy | FEW024 SCT250 | 57 | 46 | 67% | NA | NA | 30.09 | 1018.9 | |||||
| 27 | 07:51 | SW 5 | 10.00 | Partly Cloudy | FEW022 FEW100 SCT250 | 50 | 45 | 83% | 48 | NA | 30.10 | 1019.3 | |||||
| 27 | 06:51 | SW 5 | 10.00 | A Few Clouds | FEW022 FEW100 FEW250 | 50 | 44 | 54 | 48 | 80% | 48 | NA | 30.11 | 1019.6 | |||
| 27 | 05:51 | S 5 | 10.00 | A Few Clouds | FEW100 FEW250 | 50 | 44 | 80% | 48 | NA | 30.10 | 1019.4 | |||||
| 27 | 04:51 | S 5 | 10.00 | A Few Clouds | FEW250 | 49 | 44 | 83% | 47 | NA | 30.10 | 1019.2 | |||||
| 27 | 03:51 | S 3 | 10.00 | A Few Clouds | FEW250 | 50 | 44 | 80% | NA | NA | 30.10 | 1019.1 | |||||
| 27 | 02:51 | SW 5 | 10.00 | A Few Clouds | FEW250 | 51 | 44 | 77% | NA | NA | 30.10 | 1019.4 | |||||
| 27 | 01:51 | Calm | 10.00 | Mostly Cloudy | BKN250 | 53 | 44 | 72% | NA | NA | 30.11 | 1019.5 | |||||
| 27 | 00:51 | W 5 | 10.00 | Mostly Cloudy | BKN250 | 54 | 45 | 62 | 53 | 72% | NA | NA | 30.11 | 1019.7 |
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. |
Fairly large temperature spread on Fri with northern locations 50s while far south near 70°. North of I-80 on Fri likely to see a period of rain, mainly light, during late morning into afternoon. Clearing sky Fri night to support patchy frost potential in outlying northern areas. pic.twitter.com/C4dPZcaJFj
— NWS Chicago (@NWSChicago) September 27, 2018
Fair weather expected today. Cold front settles over region Friday bringing north-south temp contrast & a chance of light rain or sprinkles. pic.twitter.com/Q4xKxrZO47
— NWS Chicago (@NWSChicago) September 27, 2018
A chillier-than-average October may be ahead for parts of northern tier - here the latest fall, early winter temperature outlook: https://t.co/Lc6VsMNkKG pic.twitter.com/MO3BgImfjH
— The Weather Channel (@weatherchannel) September 27, 2018
Yes, it's already that time of year. Let's take a look at when the first freeze of the season typically occurs: https://t.co/MIaKoCkf4q pic.twitter.com/P0jClvL5aO
— The Weather Channel (@weatherchannel) September 26, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT FRI SEP 28 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 27 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 70 415 PM 91 1971 70 0 72
MINIMUM 48 410 AM 31 1942 49 -1 56
AVERAGE 59 60 -1 64
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 1936 0.10 -0.10 0.00
MONTH TO DATE 3.50 2.93 0.57 0.32
SINCE SEP 1 3.50 2.93 0.57 0.32
SINCE JAN 1 37.73 28.06 9.67 32.06
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 6 7 -1 1
MONTH TO DATE 24 84 -60 30
SINCE SEP 1 24 84 -60 30
SINCE JUL 1 24 97 -73 35
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 182 89 93 179
SINCE SEP 1 182 89 93 179
SINCE JAN 1 1259 829 430 962
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 33 300 PM
AVERAGE 60
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1953
MINIMUM TEMPERATURE (F) 49 29 1942
SUNRISE AND SUNSET
SEPTEMBER 28 2018.....SUNRISE 645 AM CDT SUNSET 638 PM CDT
SEPTEMBER 29 2018.....SUNRISE 646 AM CDT SUNSET 637 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 ...
