| 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. | |||||||||||||||||
| 21 | 23:51 | S 13 | 10.00 | Light Rain | FEW050 FEW110 OVC150 | 74 | 69 | 85% | NA | NA | 29.89 | 1011.7 | |||||
| 21 | 22:51 | SW 9 | 10.00 | Overcast | SCT110 OVC220 | 78 | 68 | 71% | NA | 80 | 29.91 | 1012.4 | |||||
| 21 | 21:51 | SW 8 | 10.00 | Overcast | SCT095 SCT130 BKN180 OVC230 | 77 | 67 | 71% | NA | 79 | 29.93 | 1013.0 | |||||
| 21 | 20:51 | SW 7 G 16 | 10.00 | Mostly Cloudy | FEW050 SCT110 BKN130 BKN250 | 79 | 66 | 65% | NA | 81 | 29.95 | 1013.8 | |||||
| 21 | 19:51 | S 12 | 10.00 | Mostly Cloudy | FEW050 SCT095 SCT110 BKN200 BKN250 | 80 | 68 | 67% | NA | 83 | 29.96 | 1013.9 | |||||
| 21 | 18:51 | SW 12 G 18 | 10.00 | Mostly Cloudy | FEW046 SCT085 SCT110 BKN220 BKN250 | 81 | 67 | 87 | 80 | 62% | NA | 83 | 29.99 | 1015.1 | |||
| 21 | 17:51 | SW 16 | 10.00 | Overcast | SCT048 BKN085 OVC100 | 84 | 65 | 53% | NA | 86 | 30.00 | 1015.4 | |||||
| 21 | 16:51 | S 9 | 10.00 | Mostly Cloudy | FEW050 SCT110 SCT130 BKN250 | 85 | 65 | 51% | NA | 87 | 29.97 | 1014.3 | |||||
| 21 | 15:51 | S 6 | 10.00 | Overcast | FEW032 SCT100 BKN130 OVC250 | 85 | 69 | 59% | NA | 89 | 29.98 | 1014.7 | |||||
| 21 | 14:51 | E 10 | 10.00 | Overcast | SCT110 BKN150 OVC250 | 83 | 70 | 65% | NA | 87 | 29.97 | 1014.3 | |||||
| 21 | 13:51 | S 6 | 10.00 | Overcast | FEW021 SCT110 BKN170 OVC250 | 80 | 71 | 74% | NA | 83 | 30.03 | 1016.3 | |||||
| 21 | 12:51 | SW 8 | 10.00 | Overcast | SCT024 BKN170 OVC250 | 81 | 71 | 83 | 71 | 72% | NA | 85 | 30.06 | 1017.4 | |||
| 21 | 11:51 | NW 6 | 10.00 | Overcast | FEW021 FEW080 BKN200 OVC250 | 82 | 71 | 69% | NA | 86 | 30.06 | 1017.5 | |||||
| 21 | 10:51 | W 9 | 10.00 | Overcast | FEW017 SCT120 OVC250 | 81 | 71 | 72% | NA | 85 | 30.08 | 1018.0 | |||||
| 21 | 09:51 | W 13 | 10.00 | Mostly Cloudy | FEW014 BKN250 | 78 | 70 | 76% | NA | 80 | 30.07 | 1017.7 | |||||
| 21 | 08:51 | SW 7 | 10.00 | Overcast | SCT011 OVC250 | 75 | 69 | 82% | NA | NA | 30.07 | 1017.6 | |||||
| 21 | 07:51 | SW 5 | 10.00 | Overcast | FEW030 FEW200 OVC250 | 73 | 68 | 84% | NA | NA | 30.05 | 1017.0 | |||||
| 21 | 06:51 | S 5 | 10.00 | Overcast | SCT200 OVC250 | 71 | 68 | 74 | 71 | 90% | NA | NA | 30.05 | 1017.0 | 0.03 | ||
| 21 | 05:51 | Calm | 10.00 | Partly Cloudy | FEW120 SCT250 | 71 | 67 | 87% | NA | NA | 30.05 | 1016.9 | |||||
| 21 | 04:51 | S 6 | 10.00 | Fair | CLR | 72 | 67 | 84% | NA | NA | 30.03 | 1016.2 | |||||
| 21 | 03:51 | S 9 | 10.00 | A Few Clouds | FEW110 | 73 | 68 | 84% | NA | NA | 30.01 | 1015.8 | 0.03 | ||||
| 21 | 02:51 | S 8 | 10.00 | Partly Cloudy | FEW080 SCT100 SCT110 | 73 | 69 | 87% | NA | NA | 30.02 | 1016.0 | |||||
| 21 | 01:51 | S 9 | 9.00 | Mostly Cloudy | SCT075 SCT095 BKN110 | 74 | 69 | 85% | NA | NA | 30.03 | 1016.5 | 0.03 | ||||
| 21 | 00:51 | S 10 | 7.00 | Light Rain | BKN085 OVC110 | 75 | 66 | 82 | 75 | 74% | NA | NA | 30.05 | 1016.9 |
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. |
Showers and storms spreading into the area late this evening and overnight. #ILWX #INWX pic.twitter.com/dM4hVfd967— NWS Chicago (@NWSChicago) August 22, 2017
Scattered storms this evening, becoming more numerous later tonight. Locally heavy downpours possible. #ILWX #INWX pic.twitter.com/8ZesTYKwsR— NWS Chicago (@NWSChicago) August 21, 2017
From @CODMeteorology NEXLab's experimental GOES-16 pg, full disk visible satellite loop of #eclipse2017 shadow moving across US. #ilwx #inwx pic.twitter.com/kBEbb1tZsn— NWS Chicago (@NWSChicago) August 21, 2017
Chance of showers & an isolated t-storm this aftn. Widespread showers & t-storms late evening and overnight. pic.twitter.com/KqBGu7EJ2R— NWS Chicago (@NWSChicago) August 21, 2017
Partial solar eclipse beginning locally, will be mostly obscured by clouds. Filtered view *may* be psbl at times. #eclipse2017 #ilwx #inwx pic.twitter.com/IHzlYZdNWY— NWS Chicago (@NWSChicago) August 21, 2017
Showers will be primarily north of I-80. Thunderstorms will be primarily south of I-80. Precip. will continue through early afternoon. pic.twitter.com/R3eZIo4qsf— NWS Chicago (@NWSChicago) August 21, 2017
Regardless of cloud cover locally, we'll be able to track #eclipse2017 shadow on satellite, which will be moving extremely fast. #ilwx #inwx pic.twitter.com/Gmt689HATA— NWS Chicago (@NWSChicago) August 21, 2017
Showers and t-storms moving across nrn IL. Main t-storms south of I-80, and capable of producing brief heavy rains and frequent lightning. pic.twitter.com/HUA79ZTOT8— NWS Chicago (@NWSChicago) August 21, 2017
Cloudy morning. May see some afternoon thinning in some spots. For graphical forecasts anytime, visit https://t.co/MZBJzxa0a2 #eclipse2017 pic.twitter.com/xVkQQlCPP5— NWS Chicago (@NWSChicago) August 21, 2017
Thunderstorms starting to move into western Illinois and will continue moving eastward into the morning. Brief heavy downpours psbl. pic.twitter.com/XVM6tGc8dM— NWS Chicago (@NWSChicago) August 21, 2017
Scattered storms favored mid-morning through early afternoon, especially south of a Rockford to Joliet line. More storms likely late tonight pic.twitter.com/3jIT1oepBX— NWS Chicago (@NWSChicago) August 21, 2017
Infrared satellite shows ample cirrus moving in from IA storms. May thin early p.m. Satellite is preliminary, non-operational. #eclipse2017 pic.twitter.com/Gfb6niXwPc— NWS Chicago (@NWSChicago) August 21, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
664
CDUS43 KLOT 220632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE AUG 22 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 21 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 87 321 PM 99 1955 82 5 76
MINIMUM 71 552 AM 46 1950 63 8 58
AVERAGE 79 72 7 67
PRECIPITATION (IN)
YESTERDAY 0.03 2.00 1874 0.15 -0.12 0.00
MONTH TO DATE 2.08 3.45 -1.37 2.34
SINCE JUN 1 13.20 10.60 2.60 11.42
SINCE JAN 1 31.31 23.68 7.63 25.06
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 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 14 7 7 2
MONTH TO DATE 172 173 -1 250
SINCE JUN 1 708 621 87 798
SINCE JAN 1 741 675 66 872
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 51 400 PM
AVERAGE 71
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 1936
MINIMUM TEMPERATURE (F) 63 49 2004
SUNRISE AND SUNSET
AUGUST 22 2017........SUNRISE 607 AM CDT SUNSET 741 PM CDT
AUGUST 23 2017........SUNRISE 608 AM CDT SUNSET 739 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 ...
