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 | NW 8 | 10.00 | Partly Cloudy | FEW030 FEW065 SCT095 | 67 | 60 | 79% | NA | NA | 30.02 | 1016.3 | |||||
21 | 22:51 | NW 9 | 10.00 | Mostly Cloudy | FEW030 BKN050 | 68 | 61 | 78% | NA | NA | 30.02 | 1016.3 | |||||
21 | 21:51 | NW 12 | 10.00 | Partly Cloudy | FEW042 FEW100 SCT250 | 69 | 61 | 76% | NA | NA | 30.01 | 1016.0 | |||||
21 | 20:51 | NW 10 | 10.00 | Mostly Cloudy | FEW029 SCT037 BKN250 | 71 | 62 | 73% | NA | NA | 30.00 | 1015.4 | |||||
21 | 19:51 | NW 9 | 10.00 | Mostly Cloudy | BKN036 BKN044 BKN250 | 74 | 63 | 69% | NA | NA | 29.97 | 1014.5 | |||||
21 | 18:51 | NW 12 | 10.00 | Mostly Cloudy | FEW032 SCT044 BKN250 | 75 | 62 | 78 | 72 | 64% | NA | NA | 29.94 | 1013.5 | |||
21 | 17:51 | N 10 | 10.00 | Mostly Cloudy | SCT032 BKN100 BKN250 | 76 | 63 | 64% | NA | 78 | 29.93 | 1013.1 | |||||
21 | 16:51 | N 10 | 10.00 | Mostly Cloudy | FEW040 SCT075 BKN100 BKN250 | 76 | 64 | 67% | NA | 78 | 29.92 | 1012.6 | |||||
21 | 15:51 | N 16 G 23 | 10.00 | Mostly Cloudy | SCT038 BKN048 BKN070 BKN250 | 76 | 63 | 64% | NA | 78 | 29.91 | 1012.3 | |||||
21 | 14:51 | N 15 G 23 | 10.00 | Overcast | SCT035 BKN045 OVC080 | 75 | 61 | 62% | NA | NA | 29.91 | 1012.3 | |||||
21 | 13:51 | N 21 | 10.00 | Mostly Cloudy and Breezy | FEW032 SCT039 BKN055 | 75 | 62 | 64% | NA | NA | 29.89 | 1011.5 | |||||
21 | 12:51 | N 16 G 25 | 10.00 | Overcast | SCT025 OVC036 | 72 | 61 | 73 | 70 | 68% | NA | NA | 29.87 | 1011.2 | 0.13 | ||
21 | 11:51 | N 23 G 33 | 10.00 | Overcast and Breezy | BKN027 OVC034 | 72 | 63 | 73% | NA | NA | 29.85 | 1010.5 | |||||
21 | 10:51 | N 21 | 10.00 | Overcast and Breezy | BKN014 BKN022 OVC031 | 70 | 66 | 87% | NA | NA | 29.83 | 1009.7 | |||||
21 | 09:51 | NW 9 | 9.00 | Light Rain | FEW008 BKN014 OVC032 | 71 | 68 | 90% | NA | NA | 29.81 | 1009.0 | 0.11 | 0.13 | |||
21 | 08:51 | N 7 | 3.00 | Rain Fog/Mist | BKN009 BKN021 OVC027 | 70 | 68 | 93% | NA | NA | 29.79 | 1008.5 | 0.02 | ||||
21 | 07:51 | NW 6 | 4.00 | Fog/Mist | BKN005 OVC011 | 70 | 68 | 93% | NA | NA | 29.78 | 1008.0 | |||||
21 | 06:51 | NW 3 | 3.00 | Fog/Mist | OVC003 | 70 | 68 | 70 | 70 | 93% | NA | NA | 29.77 | 1007.5 | |||
21 | 05:51 | W 5 | 3.00 | Fog/Mist | OVC003 | 70 | 68 | 93% | NA | NA | 29.75 | 1006.8 | |||||
21 | 04:51 | SW 5 | 4.00 | Fog/Mist | SCT005 OVC040 | 70 | 68 | 93% | NA | NA | 29.74 | 1006.7 | |||||
21 | 03:51 | Calm | 4.00 | Fog/Mist | FEW030 SCT075 OVC090 | 70 | 68 | 93% | NA | NA | 29.75 | 1006.9 | |||||
21 | 02:51 | S 7 | 5.00 | Fog/Mist | BKN080 OVC120 | 70 | 68 | 93% | NA | NA | 29.75 | 1007.0 | |||||
21 | 01:51 | S 3 | 5.00 | Fog/Mist | FEW050 BKN070 OVC160 | 70 | 68 | 93% | NA | NA | 29.76 | 1007.2 |
00:51 data was missing for August 21, 2018.
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. |
Large waves and strong currents will result in life threatening swimming conditions in Lake Michigan through Wed. aft for IL.— NWS Chicago (@NWSChicago) August 21, 2018
For Lake Michigan through Wed. eve. for IN. pic.twitter.com/iz2Guw1oLh
Wednesday should be a dry & seasonably cool day, with highs expected to reach the upper 70s under mostly sunny skies. Then a few periods of unsettled weather to end the work week and into the weekend. pic.twitter.com/JgA22UHk2j— NWS Chicago (@NWSChicago) August 21, 2018
Rainfall reports from Monday. https://t.co/u61rlmiMio pic.twitter.com/8eezpm2NUX— NWS Chicago (@NWSChicago) August 21, 2018
Conditions are quite favorable for waterspouts on Lake Michigan today into this evening. pic.twitter.com/n3lkyqJFgB— NWS Chicago (@NWSChicago) August 21, 2018
Scattered showers & T-storms likely thru this evening. Gorgeous weather Wed and Thu w/sunny skies, low humidity, & comfortable temps! pic.twitter.com/dOfaBRCCc5— NWS Chicago (@NWSChicago) August 21, 2018
A pattern change this weekend will improve air quality in the Northwest and heat up the central and eastern states: https://t.co/wRVgud9pvJ pic.twitter.com/tBTEz57gkG— The Weather Channel (@weatherchannel) August 21, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT WED AUG 22 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 21 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 78 240 PM 99 1955 82 -4 87
MINIMUM 66 1159 PM 46 1950 63 3 71
AVERAGE 72 72 0 79
PRECIPITATION (IN)
YESTERDAY 0.13 2.00 1874 0.15 -0.02 0.03
MONTH TO DATE 4.70 3.45 1.25 2.05
SINCE JUN 1 13.47 10.60 2.87 13.17
SINCE JAN 1 32.32 23.68 8.64 31.28
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 7 7 0 14
MONTH TO DATE 264 173 91 172
SINCE JUN 1 836 621 215 708
SINCE JAN 1 985 675 310 741
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 200 AM
LOWEST 60 200 PM
AVERAGE 79
..........................................................
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 2018........SUNRISE 607 AM CDT SUNSET 741 PM CDT
AUGUST 23 2018........SUNRISE 608 AM CDT SUNSET 740 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 ...