| 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. | |||||||||||||||||
| 09 | 23:51 | SW 16 G 32 | 10.00 | Overcast | OVC014 | 50 | 45 | 50 | 50 | 83% | 44 | NA | 29.96 | 1014.7 | |||
| 09 | 22:51 | S 17 G 32 | 10.00 | Overcast | OVC016 | 50 | 44 | 80% | 44 | NA | 29.95 | 1014.5 | |||||
| 09 | 21:51 | SW 22 G 36 | 10.00 | Overcast and Breezy | OVC016 | 50 | 44 | 80% | 43 | NA | 29.94 | 1014.1 | |||||
| 09 | 20:51 | S 20 G 37 | 10.00 | Overcast | OVC018 | 50 | 44 | 80% | 44 | NA | 29.93 | 1013.7 | |||||
| 09 | 19:51 | S 21 G 32 | 10.00 | Overcast and Breezy | BKN023 OVC033 | 50 | 44 | 80% | 43 | NA | 29.93 | 1013.8 | |||||
| 09 | 18:51 | S 20 G 36 | 10.00 | Mostly Cloudy | SCT024 BKN032 BKN200 | 50 | 42 | 74% | 44 | NA | 29.92 | 1013.5 | |||||
| 09 | 17:51 | SW 22 G 35 | 10.00 | Mostly Cloudy and Breezy | SCT038 SCT060 BKN250 | 50 | 40 | 50 | 42 | 68% | 43 | NA | 29.90 | 1012.9 | |||
| 09 | 16:51 | S 20 G 32 | 10.00 | Mostly Cloudy | BKN065 BKN250 | 50 | 38 | 63% | 44 | NA | 29.89 | 1012.6 | |||||
| 09 | 15:51 | S 18 G 31 | 10.00 | Overcast | OVC070 | 49 | 37 | 64% | 43 | NA | 29.88 | 1012.2 | |||||
| 09 | 14:51 | S 21 G 31 | 10.00 | Mostly Cloudy and Breezy | SCT075 BKN090 BKN250 | 49 | 36 | 61% | 42 | NA | 29.86 | 1011.8 | |||||
| 09 | 13:51 | S 18 G 31 | 10.00 | Overcast | FEW041 OVC080 | 48 | 35 | 61% | 41 | NA | 29.88 | 1012.4 | |||||
| 09 | 12:51 | S 13 G 28 | 10.00 | Overcast | OVC041 | 43 | 35 | 74% | 36 | NA | 29.91 | 1013.5 | |||||
| 09 | 11:51 | S 21 G 31 | 8.00 | Light Rain and Breezy | OVC042 | 43 | 33 | 44 | 29 | 68% | 34 | NA | 29.95 | 1014.9 | 0.02 | 0.02 | |
| 09 | 10:51 | S 15 G 26 | 10.00 | Overcast | BKN042 OVC055 | 43 | 27 | 53% | 36 | NA | 29.99 | 1016.2 | |||||
| 09 | 09:51 | S 16 G 29 | 10.00 | Overcast | BKN045 OVC060 | 39 | 26 | 60% | 30 | NA | 30.03 | 1017.5 | |||||
| 09 | 08:51 | S 13 G 24 | 10.00 | Light Rain | BKN065 OVC085 | 36 | 23 | 59% | 27 | NA | 30.05 | 1018.5 | |||||
| 09 | 07:51 | S 15 G 24 | 10.00 | Overcast | OVC070 | 33 | 21 | 61% | 23 | NA | 30.08 | 1019.4 | |||||
| 09 | 06:51 | S 9 | 10.00 | Overcast | OVC085 | 30 | 19 | 64% | 22 | NA | 30.11 | 1020.5 | |||||
| 09 | 05:51 | SE 14 | 10.00 | Mostly Cloudy | BKN090 BKN250 | 29 | 17 | 29 | 23 | 61% | 18 | NA | 30.13 | 1021.1 | |||
| 09 | 04:51 | SE 12 | 10.00 | Overcast | OVC110 | 27 | 16 | 63% | 16 | NA | 30.15 | 1022.1 | |||||
| 09 | 03:51 | SE 12 | 10.00 | Mostly Cloudy | BKN240 | 25 | 15 | 66% | 14 | NA | 30.20 | 1023.5 | |||||
| 09 | 02:51 | SE 12 | 10.00 | Overcast | OVC240 | 25 | 16 | 69% | 14 | NA | 30.23 | 1024.7 | |||||
| 09 | 01:51 | SE 13 | 10.00 | Mostly Cloudy | BKN250 | 25 | 16 | 69% | 13 | NA | 30.26 | 1025.8 | |||||
| 09 | 00:51 | SE 10 | 10.00 | Mostly Cloudy | BKN250 | 23 | 15 | 72% | 13 | NA | 30.28 | 1026.6 |
Hourly data not available at this time; climate data for this date available below ...
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. |
Lakeshore Flood Watch has been upgraded to a Warning Friday night through Saturday evening. Significant lakeshore flooding likely. pic.twitter.com/tOduSVFupc
— NWS Chicago (@NWSChicago) January 10, 2020
An impactful winter storm is expected across the region Friday night through Saturday night. Freezing rain, sleet, and snow accumulations are possible. Be sure to stay up to date with the latest forecasts. #ILwx #INwx pic.twitter.com/Zrt0mX3HBO
— NWS Chicago (@NWSChicago) January 9, 2020
Significant lakeshore flooding and erosion possible Saturday. Latest forecasts: https://t.co/VD4HZ5wjJL pic.twitter.com/I5fx1S0Mlq
— NWS Chicago (@NWSChicago) January 9, 2020
Significant river flooding possible on area rivers. Latest river forecasts: https://t.co/XsjUNLqrhs pic.twitter.com/REQBJrJkIT
— NWS Chicago (@NWSChicago) January 9, 2020
Rain/sleet continues this morning. While temps are above freezing the ground is still cold from sub-freezing temps yesterday. This may lead to slick or icy roads in spots this morning. Drivers are urged to use caution as we have received reports of multiple accidents. #ILwx #INwx pic.twitter.com/3ASH6Ja2UO
— NWS Chicago (@NWSChicago) January 9, 2020
Radar Update
— NWS Chicago (@NWSChicago) January 9, 2020
[Valid Through 8:30 AM]
We continue to monitor a small area of light rain. Some very patchy light freezing rain will be possible, but temperatures are warming quickly early this morning. A few slick spots could develop, so use caution if traveling this AM. pic.twitter.com/wPBdJbP82l
Radar Update (Valid Through 7:30 AM) We are monitoring a small area of sprinkles or light rain. Some very patchy light freezing rain will be possible, but temperatures are warming quickly early this morning. A few slick spots could develop, so use caution if traveling this AM. pic.twitter.com/DOmFjuyU71
— NWS Chicago (@NWSChicago) January 9, 2020
For Today: Strong and gusty south winds are expected, especially for locales south of I-80 where a Wind Advisory is in effect. Gusts of 40 to 50 mph, with some isolated gusts as high as 55 mph are possible. pic.twitter.com/mvbwo9C1hw
— NWS Chicago (@NWSChicago) January 9, 2020
Confidence continues to increase for a potentially significant winter storm to impact the region Friday Night into Saturday Night. This system may bring a wintry mess to the area, with freezing rain, sleet, and snow all possible #ILwx #INwx. pic.twitter.com/HajMsvSj79
— NWS Chicago (@NWSChicago) January 9, 2020
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1234 AM CST FRI JAN 10 2020
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 9 2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 50 1159 PM 60 1880 31 19 24
MINIMUM 23 1259 AM -20 1875 17 6 15
AVERAGE 37 24 13 20
PRECIPITATION (IN)
YESTERDAY 0.02 0.76 1946 0.06 -0.04 T
MONTH TO DATE 0.05 0.56 -0.51 0.46
SINCE DEC 1 1.60 2.81 -1.21 3.78
SINCE JAN 1 0.05 0.56 -0.51 0.46
SNOWFALL (IN)
YESTERDAY 0.0 6.8 1977 0.4 -0.4 T
MONTH TO DATE 0.5 3.0 -2.5 0.2
SINCE DEC 1 2.5 11.2 -8.7 1.6
SINCE JUL 1 10.8 12.6 -1.8 14.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 28 41 -13 45
MONTH TO DATE 282 369 -87 277
SINCE DEC 1 1237 1524 -287 1258
SINCE JUL 1 2590 2780 -190 2621
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 16.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 800 PM
LOWEST 53 1100 AM
AVERAGE 67
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 60 1975
MINIMUM TEMPERATURE (F) 17 -26 1982
SUNRISE AND SUNSET
JANUARY 10 2020.......SUNRISE 719 AM CST SUNSET 439 PM CST
JANUARY 11 2020.......SUNRISE 719 AM CST SUNSET 440 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 ...
