| 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. | |||||||||||||||||
| 10 | 23:51 | W 12 G 22 | 10.00 | Partly Cloudy | SCT024 | 17 | 8 | 19 | 16 | 68% | 4 | NA | 30.28 | 1026.4 | |||
| 10 | 22:51 | W 15 G 23 | 10.00 | Partly Cloudy | SCT025 | 16 | 8 | 71% | 1 | NA | 30.29 | 1027.0 | |||||
| 10 | 21:51 | W 8 | 10.00 | A Few Clouds | FEW030 | 16 | 8 | 71% | 5 | NA | 30.29 | 1027.0 | |||||
| 10 | 20:51 | W 9 | 10.00 | Fair | CLR | 17 | 7 | 64% | 6 | NA | 30.30 | 1027.2 | |||||
| 10 | 19:51 | SW 10 | 10.00 | Fair | CLR | 18 | 5 | 57% | 6 | NA | 30.29 | 1027.0 | |||||
| 10 | 18:51 | SW 7 | 10.00 | Fair | CLR | 18 | 4 | 54% | 9 | NA | 30.28 | 1026.5 | |||||
| 10 | 17:51 | W 9 G 20 | 10.00 | Fair | CLR | 19 | 5 | 22 | 19 | 54% | 8 | NA | 30.27 | 1026.1 | |||
| 10 | 16:51 | W 9 | 10.00 | Fair | CLR | 20 | 4 | 50% | 10 | NA | 30.24 | 1025.0 | |||||
| 10 | 15:51 | W 12 | 10.00 | Fair | CLR | 21 | 3 | 45% | 9 | NA | 30.21 | 1024.1 | |||||
| 10 | 14:51 | W 10 G 22 | 10.00 | A Few Clouds | FEW023 FEW250 | 21 | 4 | 47% | 10 | NA | 30.18 | 1023.0 | |||||
| 10 | 13:51 | W 14 G 24 | 10.00 | A Few Clouds | FEW023 | 22 | 4 | 46% | 9 | NA | 30.17 | 1022.7 | |||||
| 10 | 12:51 | W 15 G 23 | 10.00 | A Few Clouds | FEW023 | 21 | 5 | 50% | 7 | NA | 30.17 | 1022.6 | |||||
| 10 | 11:51 | W 10 | 10.00 | A Few Clouds | FEW023 | 19 | 8 | 19 | 14 | 62% | 8 | NA | 30.16 | 1022.5 | |||
| 10 | 10:51 | W 13 | 10.00 | Partly Cloudy | SCT021 | 17 | 8 | 68% | 3 | NA | 30.16 | 1022.2 | |||||
| 10 | 09:51 | W 12 | 10.00 | Mostly Cloudy | BKN019 | 15 | 7 | 70% | 1 | NA | 30.15 | 1022.0 | |||||
| 10 | 08:51 | W 10 | 10.00 | Light Snow | BKN017 | 15 | 8 | 74% | 3 | NA | 30.11 | 1020.8 | |||||
| 10 | 07:51 | W 14 G 20 | 9.00 | Light Snow | OVC016 | 15 | 9 | 77% | 0 | NA | 30.07 | 1019.2 | |||||
| 10 | 06:51 | W 12 G 21 | 10.00 | Overcast | OVC017 | 17 | 10 | 74% | 4 | NA | 30.04 | 1018.0 | |||||
| 10 | 05:51 | W 14 G 21 | 9.00 | Overcast | OVC017 | 18 | 12 | 24 | 18 | 77% | 4 | NA | 29.99 | 1016.4 | |||
| 10 | 04:51 | W 13 G 22 | 9.00 | Light Snow | BKN018 OVC029 | 19 | 13 | 77% | 6 | NA | 29.97 | 1015.7 | |||||
| 10 | 03:51 | W 14 G 25 | 9.00 | Light Snow | BKN019 OVC028 | 20 | 13 | 74% | 7 | NA | 29.94 | 1014.3 | |||||
| 10 | 02:51 | W 13 G 25 | 10.00 | Light Snow | OVC022 | 21 | 15 | 78% | 8 | NA | 29.91 | 1013.5 | |||||
| 10 | 01:51 | W 16 G 24 | 9.00 | Light Snow | OVC022 | 22 | 16 | 78% | 8 | NA | 29.87 | 1012.2 | |||||
| 10 | 00:51 | W 14 | 10.00 | Light Snow | OVC019 | 23 | 17 | 78% | 11 | NA | 29.85 | 1011.6 |
Complete data after midnight (may be delayed 24-48 hours).
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. |
Cold weather will continue thru Wed. Low temps tonight will drop into the single digits and teens, and highs on Wed will be in the 20s. A fast-moving weather disturbance could bring light snow for some on Wed AM, mainly south of I-88. A dusting of snow is possible. #ilwx #inwx pic.twitter.com/WokI1S8G5u— NWS Chicago (@NWSChicago) December 10, 2019
A late evening reminder that a few hour period of light snow is likely in the morning, especially along/south of I-88. A dusting of accumulation is possible in some areas. Timing in our region looks to be ~6-10 a.m. #ILwx #INwx— NWS Chicago (@NWSChicago) December 11, 2019
Cold weather will continue thru Wed. Low temps tonight will drop into the single digits and teens, and highs on Wed will be in the 20s. A fast-moving weather disturbance could bring light snow for some on Wed AM, mainly south of I-88. A dusting of snow is possible. #ilwx #inwx pic.twitter.com/WokI1S8G5u— NWS Chicago (@NWSChicago) December 10, 2019
Other than a chance of light snow for some Wed AM, the main period of interest into the weekend is on Sat. A disturbance could bring rain and snow. This is several days out, so there is a good amount of uncertainty. Please stay tuned to the latest forecast updates. #ilwx #inwx pic.twitter.com/QZbXCAIygp— NWS Chicago (@NWSChicago) December 10, 2019
While it certainly can be colder here in December, the cold this morning is quite the change from yesterday. In fact, temperatures are 30° to 35° colder than yesterday morning. Wind chills are subzero across a large part of northern IL. Dress warmly! #ILwx #INwx pic.twitter.com/X72nB7pIsv— NWS Chicago (@NWSChicago) December 10, 2019
[5:27 AM CST 12/10] 5-day Forecast: Other than chance of light snow for some Wed AM, main period of interest into wknd is on Saturday. A storm system could bring rain & snow, with some areas possibly seeing accumulating snow. Stay tuned at https://t.co/uqFQlb2iZx. #ilwx #inwx pic.twitter.com/Y8PEDLjSha— NWS Chicago (@NWSChicago) December 10, 2019
[5:21 AM CST 12/10] Today thru Wed will feature coldest wx of month thus far. Blustery winds will add chill to highs in 20s today, followed by a cold night. On Wed AM, some areas (mainly south of I-88) could have a period of light snow, up to a coating in spots. #ilwx #inwx pic.twitter.com/rn26VGuGBY— NWS Chicago (@NWSChicago) December 10, 2019
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST WED DEC 11 2019
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 10 2019...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2019
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 24 1224 AM 62 1879 36 -12 34
MINIMUM 14 840 AM -8 1978 22 -8 16
1919
AVERAGE 19 29 -10 25
PRECIPITATION (IN)
YESTERDAY T 2.18 1971 0.08 -0.08 0.00
MONTH TO DATE 0.16 0.88 -0.72 1.24
SINCE DEC 1 0.16 0.88 -0.72 1.24
SINCE JAN 1 48.15 35.52 12.63 47.15
SNOWFALL (IN)
YESTERDAY T 10.9 1934 0.3 -0.3 0.0
MONTH TO DATE 0.1 2.2 -2.1 0.3
SINCE DEC 1 0.1 2.2 -2.1 0.3
SINCE JUL 1 8.4 3.6 4.8 13.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 46 36 10 40
MONTH TO DATE 312 342 -30 356
SINCE DEC 1 312 342 -30 356
SINCE JUL 1 1665 1598 67 1719
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 960 843 117 1290
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 11.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 200 AM
LOWEST 45 200 PM
AVERAGE 61
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 61 1949
MINIMUM TEMPERATURE (F) 22 -5 1972
SUNRISE AND SUNSET
DECEMBER 11 2019......SUNRISE 709 AM CST SUNSET 420 PM CST
DECEMBER 12 2019......SUNRISE 710 AM CST SUNSET 420 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
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WunderMap® US Temperature/Wind Data || WunderMap®: O'Hare Temps | NE Illinois Temps
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SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...
