| 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 | SE 6 | 6.00 | Thunderstorm Light Rain Fog/Mist | SCT009 BKN075CB OVC085 | 69 | 68 | 96% | NA | NA | 29.70 | 1005.5 | 0.03 | ||||
| 18 | 22:51 | S 8 | 8.00 | Overcast | FEW005 BKN085 OVC130 | 69 | 68 | 96% | NA | NA | 29.75 | 1006.9 | 0.03 | ||||
| 18 | 21:51 | SE 8 | 9.00 | Overcast | FEW004 SCT032 OVC110 | 69 | 67 | 93% | NA | NA | 29.77 | 1007.7 | 0.40 | ||||
| 18 | 20:51 | NE 9 | 8.00 | Light Rain | FEW006 BKN031 OVC110 | 68 | 67 | 96% | NA | NA | 29.79 | 1008.4 | 0.21 | ||||
| 18 | 19:51 | N 13 | 3.00 | Heavy Rain Fog/Mist | BKN007 OVC014 | 68 | 67 | 96% | NA | NA | 29.81 | 1009.2 | 0.19 | ||||
| 18 | 18:51 | Calm | 6.00 | Thunderstorm Light Rain Fog/Mist | SCT009 BKN024CB BKN110 OVC140 | 72 | 70 | 74 | 71 | 94% | NA | NA | 29.80 | 1008.6 | |||
| 18 | 17:51 | S 10 | 8.00 | Overcast | BKN037 BKN044 OVC150 | 73 | 69 | 87% | NA | NA | 29.80 | 1008.7 | |||||
| 18 | 16:51 | Calm | 7.00 | Overcast | SCT024 BKN028 OVC210 | 73 | 70 | 90% | NA | NA | 29.80 | 1008.7 | |||||
| 18 | 15:51 | N 5 | 7.00 | Overcast | BKN021 OVC033 | 74 | 70 | 88% | NA | NA | 29.80 | 1008.6 | |||||
| 18 | 14:51 | NW 7 | 7.00 | Overcast | SCT013 BKN019 OVC043 | 74 | 70 | 88% | NA | NA | 29.83 | 1009.9 | |||||
| 18 | 13:51 | NW 5 | 7.00 | Overcast | OVC012 | 73 | 70 | 90% | NA | NA | 29.85 | 1010.4 | |||||
| 18 | 12:51 | S 5 | 5.00 | Light Drizzle Fog/Mist | OVC015 | 74 | 70 | 74 | 67 | 88% | NA | NA | 29.83 | 1009.7 | |||
| 18 | 11:51 | SW 8 | 10.00 | Overcast | OVC015 | 74 | 69 | 85% | NA | NA | 29.85 | 1010.2 | |||||
| 18 | 10:51 | SW 8 | 10.00 | Overcast | BKN015 OVC021 | 74 | 68 | 82% | NA | NA | 29.83 | 1009.8 | |||||
| 18 | 09:51 | SW 8 | 10.00 | Partly Cloudy | FEW021 SCT030 SCT250 | 72 | 67 | 84% | NA | NA | 29.84 | 1010.0 | |||||
| 18 | 08:51 | SW 7 | 10.00 | Overcast | BKN031 BKN040 OVC250 | 69 | 65 | 87% | NA | NA | 29.85 | 1010.3 |
Complete data after midnight (may be delayed 24-48 hours).
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Friday, September 18, 2015 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
Breezy north winds will dry the remaining precip. & clouds early Sat. mrng. Then Sat.-Mon. upper 60s to low 70s. pic.twitter.com/0TeduDgf8y
— NWS Chicago (@NWSChicago) September 19, 2015
Thunderstorms with heavy rainfall becoming more numerous through late afternoon and early evening. #ILWX #INWX pic.twitter.com/itZ9jm2bJc
— NWS Chicago (@NWSChicago) September 18, 2015
Storms will spread into parts of northern IL and northwest IN by mid-afternoon. #ILWX #INWX pic.twitter.com/P9kxUrBT3k
— NWS Chicago (@NWSChicago) September 18, 2015
Additional thunderstorms expected late this afternoon through tonight. Heavy rain is possible. #ilwx #inwx pic.twitter.com/B9g1Kc9bKY
— NWS Chicago (@NWSChicago) September 18, 2015
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 191123
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SAT SEP 19 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 18 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 338 PM 94 1955 74 0 70
MINIMUM 65 1115 PM 40 1903 53 12 53
1901
1889
AVERAGE 70 64 6 62
PRECIPITATION (IN)
YESTERDAY 2.41R 1.50 1907 0.10 2.31 0.00
MONTH TO DATE 4.19 1.96 2.23 2.58
SINCE SEP 1 4.19 1.96 2.23 2.58
SINCE JAN 1 27.81 27.09 0.72 34.66
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 3
MONTH TO DATE 18 36 -18 79
SINCE SEP 1 18 36 -18 79
SINCE JUL 1 36 49 -13 84
COOLING
YESTERDAY 5 2 3 0
MONTH TO DATE 143 74 69 68
SINCE SEP 1 143 74 69 68
SINCE JAN 1 784 814 -30 783
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 84 800 AM
AVERAGE 92
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1955
MINIMUM TEMPERATURE (F) 53 40 1991
SUNRISE AND SUNSET
SEPTEMBER 19 2015.....SUNRISE 636 AM CDT SUNSET 654 PM CDT
SEPTEMBER 20 2015.....SUNRISE 637 AM CDT SUNSET 653 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® with Temperature/Wind Data || Google: 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 ...
