| 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. | |||||||||||||||||
| 14 | 23:51 | SW 10 | 0.25 | Light Drizzle Fog | VV002 | 41 | 40 | 41 | 39 | 96% | 35 | NA | 29.81 | 1009.7 | |||
| 14 | 22:51 | SW 8 | 3.00 | Fog/Mist | OVC003 | 39 | 38 | 96% | 33 | NA | 29.82 | 1010.3 | |||||
| 14 | 21:51 | SW 8 | 0.25 | Light Drizzle Fog | VV002 | 40 | 39 | 97% | 35 | NA | 29.83 | 1010.7 | |||||
| 14 | 20:51 | SW 9 | 2.00 | Light Drizzle Fog/Mist | OVC003 | 41 | 39 | 93% | 35 | NA | 29.84 | 1011.1 | |||||
| 14 | 19:51 | SW 12 | 1.50 | Light Drizzle Fog/Mist | OVC003 | 40 | 39 | 97% | 33 | NA | 29.85 | 1011.6 | |||||
| 14 | 18:51 | SW 9 | 2.00 | Light Drizzle Fog/Mist | OVC003 | 40 | 38 | 93% | 34 | NA | 29.87 | 1012.2 | |||||
| 14 | 17:51 | S 8 | 3.00 | Light Drizzle Fog/Mist | OVC005 | 40 | 38 | 44 | 39 | 93% | 35 | NA | 29.87 | 1012.0 | |||
| 14 | 16:51 | SW 14 | 4.00 | Fog/Mist | SCT010 OVC016 | 41 | 37 | 86% | 33 | NA | 29.89 | 1012.8 | |||||
| 14 | 15:51 | S 6 | 7.00 | Overcast | OVC019 | 42 | 36 | 79% | 38 | NA | 29.91 | 1013.5 | |||||
| 14 | 14:51 | SW 14 | 8.00 | Mostly Cloudy | SCT025 BKN250 | 44 | 36 | 73% | 37 | NA | 29.93 | 1014.1 | |||||
| 14 | 13:51 | SW 16 | 10.00 | Partly Cloudy | SCT250 | 43 | 34 | 71% | 35 | NA | 29.95 | 1015.0 | |||||
| 14 | 12:51 | SW 12 | 10.00 | Partly Cloudy | SCT250 | 43 | 33 | 68% | 37 | NA | 29.99 | 1016.1 | |||||
| 14 | 11:51 | SW 9 | 10.00 | Mostly Cloudy | BKN250 | 41 | 31 | 41 | 24 | 67% | 35 | NA | 30.03 | 1017.5 | |||
| 14 | 10:51 | SW 10 | 9.00 | A Few Clouds | FEW250 | 39 | 30 | 70% | 32 | NA | 30.06 | 1018.6 | |||||
| 14 | 09:51 | SW 13 | 8.00 | A Few Clouds | FEW250 | 37 | 28 | 70% | 29 | NA | 30.08 | 1019.4 | |||||
| 14 | 08:51 | SW 10 | 6.00 | A Few Clouds with Haze | FEW250 | 33 | 27 | 78% | 25 | NA | 30.10 | 1020.1 | |||||
| 14 | 07:51 | S 10 | 5.00 | Fog/Mist | FEW250 | 29 | 25 | 85% | 20 | NA | 30.11 | 1020.5 | |||||
| 14 | 06:51 | S 8 | 5.00 | Fog/Mist | FEW250 | 26 | 22 | 84% | 18 | NA | 30.12 | 1020.9 | |||||
| 14 | 05:51 | SW 6 | 6.00 | Fog/Mist | CLR | 27 | 23 | 29 | 26 | 85% | 20 | NA | 30.12 | 1020.9 | |||
| 14 | 04:51 | S 7 | 6.00 | Fog/Mist | CLR | 26 | 22 | 84% | 18 | NA | 30.14 | 1021.3 | |||||
| 14 | 03:51 | SW 7 | 6.00 | Fair with Haze | CLR | 28 | 23 | 81% | 21 | NA | 30.15 | 1021.6 | |||||
| 14 | 02:51 | SW 8 | 6.00 | Fair with Haze | CLR | 28 | 23 | 81% | 20 | NA | 30.17 | 1022.5 | |||||
| 14 | 01:51 | SW 9 | 6.00 | Fair with Haze | CLR | 28 | 23 | 81% | 19 | NA | 30.19 | 1023.0 | |||||
| 14 | 00:51 | SW 9 | 8.00 | Fair | CLR | 29 | 23 | 78% | 21 | NA | 30.20 | 1023.6 |
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. |
Dense fog overnight and into the morning commute, with hazardous travel. Increase following distance. #inwx #ilwx pic.twitter.com/aMWcwru0ix
— NWS Chicago (@NWSChicago) February 15, 2018
Dense fog will expand across this area and linger into the Thursday morning commute. Use plenty of extra caution while driving both this evening and into Thursday morning. #ilwx #inwx pic.twitter.com/4oatQUlEYN
— NWS Chicago (@NWSChicago) February 15, 2018
Fog is expected to develop across the region into Thursday. Where the snowpack is deeper (highlighted area on map), the fog is expected to become dense for some areas. Be prepared for rapidly changing visibility. pic.twitter.com/2fsWDsSG3J
— NWS Chicago (@NWSChicago) February 14, 2018
Fog, possibly dense at times, is expected tonight into Thursday morning before rain spreads across the area late Thursday morning and Thursday afternoon. Cooler weather will return for Friday ahead of another gradual warm-up this weekend. pic.twitter.com/Flxbl1BjbK
— NWS Chicago (@NWSChicago) February 14, 2018
Icicles are common right now, and while beautiful, they do turn dangerous when falling. Conditions have been ideal for their growth and may be ideal for them to break and fall today, tonight, and Thursday. Stay aware of your above surroundings when next to large structures. pic.twitter.com/rAwC3LzlPU
— NWS Chicago (@NWSChicago) February 14, 2018
With mild, moist air moving over snow cover, potential for fog sharply increases tonight. Dense fog likely in some places & where it develops will continue into Thu a.m. with possible impacts on the a.m. commute. Travelers should stay aware of conditions & forecast. #ilwx #inwx pic.twitter.com/Fnqb5AWsqo
— NWS Chicago (@NWSChicago) February 14, 2018
Today to be even milder with warmer readings south of I-80 & cooler north. Fog, some dense, develops tonight & persists into Thursday. Patchy drizzle this p.m. while rain showers on Thursday. Then turns cooler & breezy Thu night with a small chance of non-accum snow. #ilwx #inwx pic.twitter.com/I3uNYt2OXX
— NWS Chicago (@NWSChicago) February 14, 2018
Today to be even milder with warmer readings south of I-80 & cooler north. Fog, some dense, develops tonight & persists into Thursday. Patchy drizzle this p.m. while rain showers on Thursday. Then turns cooler & breezy Thu night with a small chance of non-accum snow. #ilwx #inwx pic.twitter.com/I3uNYt2OXX
— NWS Chicago (@NWSChicago) February 14, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST THU FEB 15 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 14 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 44 309 PM 62 1954 35 9 50
MINIMUM 24 642 AM -11 1905 20 4 31
AVERAGE 34 27 7 41
PRECIPITATION (IN)
YESTERDAY T 0.94 1950 0.06 -0.06 0.00
MONTH TO DATE 1.62 0.78 0.84 0.47
SINCE DEC 1 3.75 4.76 -1.01 5.11
SINCE JAN 1 3.16 2.51 0.65 3.34
SNOWFALL (IN)
YESTERDAY 0.0 8.3 1990 0.3 -0.3 0.0
MONTH TO DATE 18.3 4.9 13.4 T
SINCE DEC 1 28.2 23.9 4.3 18.3
SINCE JUL 1 28.3 25.3 3.0 18.3
SNOW DEPTH 10
DEGREE DAYS
HEATING
YESTERDAY 31 38 -7 24
MONTH TO DATE 648 551 97 476
SINCE DEC 1 3058 2985 73 2824
SINCE JUL 1 4101 4241 -140 3653
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 16 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 9.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 800 PM
LOWEST 65 1200 PM
AVERAGE 83
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 69 1954
MINIMUM TEMPERATURE (F) 20 -9 1905
1875
SUNRISE AND SUNSET
FEBRUARY 15 2018......SUNRISE 647 AM CST SUNSET 525 PM CST
FEBRUARY 16 2018......SUNRISE 646 AM CST SUNSET 526 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 ...
