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 10 | 10.00 | Fair | CLR | 19 | 13 | 26 | 18 | 77% | 8 | NA | 30.15 | 1021.8 | |||
21 | 22:51 | NW 9 | 10.00 | Fair | CLR | 20 | 14 | 78% | 10 | NA | 30.13 | 1021.3 | |||||
21 | 21:51 | NW 13 | 10.00 | Fair | CLR | 21 | 15 | 78% | 8 | NA | 30.11 | 1020.6 | |||||
21 | 20:51 | NW 12 | 10.00 | A Few Clouds | FEW055 | 22 | 17 | 82% | 10 | NA | 30.10 | 1020.2 | |||||
21 | 19:51 | NW 9 | 10.00 | A Few Clouds | FEW055 FEW120 | 24 | 17 | 75% | 14 | NA | 30.09 | 1019.7 | |||||
21 | 18:51 | NW 15 | 10.00 | Overcast | BKN055 BKN120 OVC150 | 26 | 19 | 75% | 14 | NA | 30.08 | 1019.5 | |||||
21 | 17:51 | NW 18 | 10.00 | Overcast | FEW013 OVC095 | 27 | 20 | 31 | 27 | 75% | 14 | NA | 30.05 | 1018.5 | 0.58 | ||
21 | 16:51 | NW 18 G 28 | 2.00 | Light Snow Fog/Mist | SCT012 OVC027 | 27 | 25 | 92% | 14 | NA | 30.03 | 1017.6 | |||||
21 | 15:51 | NW 21 G 31 | 10.00 | Light Snow and Breezy | BKN014 BKN055 OVC070 | 28 | 25 | 88% | 14 | NA | 29.99 | 1016.4 | |||||
21 | 14:51 | N 23 G 31 | 7.00 | Light Snow Fog/Mist and Breezy | BKN014 BKN035 OVC047 | 29 | 26 | 89% | 15 | NA | 29.96 | 1015.2 | 0.03 | 0.58 | |||
21 | 13:51 | N 24 G 30 | 0.13 | Heavy Snow Blowing Snow Freezing Fog and Breezy | VV004 | 29 | 27 | 92% | 15 | NA | 29.94 | 1014.6 | 0.28 | ||||
21 | 12:51 | N 21 G 31 | 0.13 | Heavy Snow Freezing Fog and Breezy | VV003 | 29 | 28 | 96% | 16 | NA | 29.95 | 1014.8 | 0.27 | ||||
21 | 11:51 | N 17 | 0.50 | Snow | OVC005 | 31 | 30 | 33 | 31 | 96% | 20 | NA | 29.93 | 1014.2 | 0.10 | 0.40 | |
21 | 10:51 | N 7 | 0.75 | Light Snow | OVC005 | 32 | 32 | 100% | 25 | NA | 29.96 | 1015.2 | 0.08 | ||||
21 | 09:51 | N 6 | 1.50 | Light Snow | OVC006 | 33 | 32 | 96% | 27 | NA | 30.00 | 1016.5 | 0.03 | ||||
21 | 08:51 | NE 7 | 0.50 | Snow Fog | VV004 | 32 | 32 | 100% | 25 | NA | 30.00 | 1016.8 | 0.06 | 0.19 | |||
21 | 07:51 | N 6 | 0.50 | Snow Fog | OVC004 | 32 | 32 | 100% | 26 | NA | 30.06 | 1018.7 | 0.07 | ||||
21 | 06:51 | E 6 | 0.75 | Light Snow Fog/Mist | OVC005 | 32 | 32 | 100% | 26 | NA | 30.04 | 1017.9 | 0.06 | ||||
21 | 05:51 | E 7 | 0.75 | Light Snow Fog/Mist | OVC005 | 32 | 32 | 33 | 32 | 100% | 25 | NA | 30.07 | 1018.9 | 0.05 | 0.18 | |
21 | 04:51 | NE 7 | 0.75 | Light Snow Fog/Mist | BKN005 OVC011 | 32 | 32 | 100% | 25 | NA | 30.10 | 1020.0 | 0.07 | ||||
21 | 03:51 | E 7 | 2.00 | Light Snow Fog/Mist | FEW006 SCT011 OVC017 | 33 | 32 | 96% | 27 | NA | 30.11 | 1020.2 | 0.01 | ||||
21 | 02:51 | E 9 | 4.00 | Light Snow Fog/Mist | BKN004 OVC011 | 33 | 32 | 96% | 25 | NA | 30.14 | 1021.2 | 0.01 | 0.05 | |||
21 | 01:51 | E 9 | 2.50 | Light Snow Fog/Mist | OVC004 | 33 | 32 | 96% | 25 | NA | 30.17 | 1022.3 | 0.03 |
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:
Weather Underground Historical 24-Hour Weather Radar for Saturday, November 21, 2015 …
Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
How does Chicago's first measurable snowfall for the 2015-2016 winter compare to its past "First Snowfall" events? pic.twitter.com/8jiKFsnhp3
— NWS Chicago (@NWSChicago) November 22, 2015
A very preliminary total snowfall map across northern IL & northwest IN. Report list: https://t.co/SAc1F8vbkz pic.twitter.com/2x5zwK19Le
— NWS Chicago (@NWSChicago) November 22, 2015
Hey Rockford, you just experienced the 2nd largest Nov. snowstorm since 1905! #Congrats? https://t.co/8eOa99F2iZ pic.twitter.com/J6tYL5zNjX
— NWS Chicago (@NWSChicago) November 22, 2015
The 11.2" at Chicago (O'Hare) ranks as 2nd largest November snowstorm for the city! #Wow https://t.co/8eOa99F2iZ pic.twitter.com/YFkUivrijS
— NWS Chicago (@NWSChicago) November 22, 2015
Clearing, much colder tonight. Chilly mid-20s on Sunday make this the coldest air of the season so far. #ILWX #INWX pic.twitter.com/djR7X0y39G
— NWS Chicago (@NWSChicago) November 22, 2015
Snow totals for this major early season snow as of 6 pm: Chicago O'Hare 11.2", Rockford 8.8", near Chicago Midway: 5.8", and Romeoville 4.7"
— NWS Chicago (@NWSChicago) November 22, 2015
Snow totals for this major early season snow as of 6 pm: Chicago O'Hare 11.2", Rockford 8.8", near Chicago Midway: 5.8", and Romeoville 4.7"
— NWS Chicago (@NWSChicago) November 22, 2015
Travelers in Chicago this afternoon...an area of heavy snow moving through Cook, DuPage, & southern Kane Counties. pic.twitter.com/Yf3123kVbN
— NWS Chicago (@NWSChicago) November 21, 2015
Snowfall totals so far from the Airports as of Noon....
O'Hare... 7.1"
3 SW Midway... 3.5"
Rockford... 8.6"
Romeoville... 3.3"
— NWS Chicago (@NWSChicago) November 21, 2015
Heavy snow split this tree in Grayslake. @NWSChicago @MikeHamernik #ilwx pic.twitter.com/MBctWNk2DP
— Marcus Leshock (@marcusleshock) November 21, 2015
Snow continues thru afternoon for N IL/NW IN. Winter Storm Warning and Winter Wx Advisory in effect. #ILWX #INWX pic.twitter.com/GJFboyXAs9
— NWS Chicago (@NWSChicago) November 21, 2015
Travel discouraged. If you need to travel, IL: https://t.co/x13AWFzhvB IN: https://t.co/PF9eXqHsSH #winterprep pic.twitter.com/G5YqqbJ5CV
— NWS Chicago (@NWSChicago) November 21, 2015
We need your help with reports today! Here's a guide on how to measure snowfall. #winterprep #ilwx #inwx pic.twitter.com/AodmjAJQLT
— NWS Chicago (@NWSChicago) November 21, 2015
Snow continues through early PM before ending from west to east. Additional accumulations likely. #ilwx #inwx. pic.twitter.com/CcXtp1K5Jc
— NWS Chicago (@NWSChicago) November 21, 2015
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 220639
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST SUN NOV 22 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 21 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 33 1017 AM 72 1913 45 -12 35
MINIMUM 18 1159 PM 1 1880 30 -12 7
AVERAGE 26 38 -12 21
PRECIPITATION (IN)
YESTERDAY 1.16 1.49 1906 0.10 1.06 0.00
MONTH TO DATE 2.97 2.20 0.77 0.27
SINCE SEP 1 9.84 8.56 1.28 5.46
SINCE JAN 1 33.46 33.69 -0.23 37.54
SNOWFALL (IN)
YESTERDAY 7.0 R 3.0 1893 0.1 6.9 0.0
MONTH TO DATE 11.2 0.5 10.7 1.9
SINCE SEP 1 11.2 0.7 10.5 2.0
SINCE JUL 1 11.2 0.7 10.5 2.0
SNOW DEPTH 5
DEGREE DAYS
HEATING
YESTERDAY 39 27 12 44
MONTH TO DATE 349 471 -122 650
SINCE SEP 1 697 973 -276 1152
SINCE JUL 1 715 986 -271 1157
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 165 103 62 84
SINCE JAN 1 806 843 -37 799
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY SNOW
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 74 800 PM
AVERAGE 87
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 69 1913
MINIMUM TEMPERATURE (F) 30 4 1880
SUNRISE AND SUNSET
NOVEMBER 22 2015......SUNRISE 650 AM CST SUNSET 425 PM CST
NOVEMBER 23 2015......SUNRISE 651 AM CST SUNSET 425 PM CST
- 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 ...