| 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. | |||||||||||||||||
| 15 | 23:51 | N 13 | 10.00 | Overcast | FEW010 BKN140 OVC250 | 39 | 31 | 45 | 39 | 73% | 31 | NA | 29.85 | 1011.3 | |||
| 15 | 22:51 | NW 10 | 10.00 | Overcast | FEW110 BKN150 OVC250 | 40 | 32 | 73% | 34 | NA | 29.82 | 1010.1 | |||||
| 15 | 21:51 | N 8 | 10.00 | Overcast | FEW130 BKN170 OVC250 | 40 | 33 | 77% | 35 | NA | 29.79 | 1009.1 | |||||
| 15 | 20:51 | N 7 | 10.00 | Overcast | SCT130 OVC250 | 41 | 33 | 73% | 36 | NA | 29.77 | 1008.6 | |||||
| 15 | 19:51 | NW 9 | 10.00 | Overcast | BKN110 OVC250 | 42 | 33 | 71% | 37 | NA | 29.78 | 1008.8 | |||||
| 15 | 18:51 | NW 8 | 10.00 | Overcast | BKN160 OVC250 | 42 | 34 | 73% | 37 | NA | 29.76 | 1008.2 | |||||
| 15 | 17:51 | Calm | 8.00 | Overcast | FEW100 BKN170 OVC250 | 45 | 36 | 48 | 41 | 71% | NA | NA | 29.74 | 1007.4 | |||
| 15 | 16:51 | NW 3 | 7.00 | Overcast | FEW100 SCT120 OVC250 | 45 | 38 | 77% | NA | NA | 29.70 | 1006.2 | |||||
| 15 | 15:51 | N 7 | 7.00 | Overcast | FEW090 SCT130 SCT160 OVC250 | 46 | 39 | 77% | 42 | NA | 29.68 | 1005.3 | |||||
| 15 | 14:51 | NW 8 | 5.00 | Overcast with Haze | FEW090 BKN170 OVC220 | 46 | 40 | 79% | 42 | NA | 29.67 | 1005.1 | |||||
| 15 | 13:51 | Calm | 3.00 | Fog/Mist | FEW003 SCT090 OVC220 | 46 | 42 | 86% | NA | NA | 29.65 | 1004.4 | |||||
| 15 | 12:51 | SE 3 | 1.75 | Fog/Mist | OVC004 | 44 | 42 | 93% | NA | NA | 29.68 | 1005.4 | |||||
| 15 | 11:51 | SW 3 | 0.13 | Fog | OVC003 | 43 | 42 | 43 | 38 | 97% | NA | NA | 29.71 | 1006.4 | |||
| 15 | 10:51 | W 3 | 0.13 | Fog | OVC003 | 43 | 42 | 97% | NA | NA | 29.72 | 1006.8 | |||||
| 15 | 09:51 | W 8 | 0.13 | Fog | VV003 | 41 | 40 | 96% | 36 | NA | 29.74 | 1007.4 | |||||
| 15 | 08:51 | SW 9 | 1.75 | Fog/Mist | BKN004 OVC150 | 41 | 39 | 93% | 35 | NA | 29.76 | 1008.3 | |||||
| 15 | 07:51 | Calm | 2.00 | Fog/Mist | FEW003 OVC150 | 39 | 37 | 93% | NA | NA | 29.71 | 1006.5 | |||||
| 15 | 06:51 | SW 8 | 3.00 | Fog/Mist | FEW004 OVC170 | 39 | 38 | 96% | 33 | NA | 29.73 | 1007.3 | |||||
| 15 | 05:51 | SW 9 | 0.25 | Fog/Mist | OVC002 | 39 | 38 | 41 | 38 | 96% | 33 | NA | 29.74 | 1007.6 | |||
| 15 | 04:51 | S 8 | 0.75 | Fog/Mist | VV002 | 38 | 37 | 97% | 32 | NA | 29.75 | 1007.9 | |||||
| 15 | 03:51 | SW 7 | 0.75 | Fog/Mist | VV002 | 38 | 37 | 97% | 33 | NA | 29.77 | 1008.6 | |||||
| 15 | 02:51 | SW 8 | 1.00 | Fog/Mist | OVC003 | 39 | 38 | 96% | 33 | NA | 29.78 | 1008.9 | |||||
| 15 | 01:51 | SW 9 | 2.00 | Fog/Mist | OVC003 | 40 | 39 | 97% | 34 | NA | 29.79 | 1009.2 | |||||
| 15 | 00:51 | SW 8 | 0.25 | Light Drizzle Fog | VV002 | 40 | 40 | 100% | 35 | NA | 29.79 | 1009.3 |
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. |
Friday will just be seasonably cold with breezy northwest winds in the morning. Otherwise with high pressure coming in, expect clearing skie pic.twitter.com/8Q4PsZj7S1
— NWS Chicago (@NWSChicago) February 15, 2018
The Dense Fog Advisory has been extended to 4pm CT across northeast IL and northwest IN. Visibility <0.25mi is persisting for many locations. Remember to use headlights during daytime hours to make your vehicle more visible to other motorists. pic.twitter.com/Ylr430bhcV
— NWS Chicago (@NWSChicago) February 15, 2018
Dense fog will continue through much of the morning across the area. Observations showing <1/2 mi visibility at many locations. pic.twitter.com/NCVtiVEY1A
— NWS Chicago (@NWSChicago) February 15, 2018
Some showers are likely today especially south of I-88. Temperatures won't change much, then drop into Friday. Clouds will clear by late Friday morning. Light snow chance on Saturday though little to no accum expected. First half of next week has potential to be wet. #ilwx #inwx pic.twitter.com/EzMPm108TF
— NWS Chicago (@NWSChicago) February 15, 2018
Fog, some dense, greets us this Thursday morning. There are at least patches of dense fog area wide, and the more common dense and lowest visibility is highlighted by darker gray shade. Allow extra travel time this morning & use caution. https://t.co/hvAEYCJelM #ilwx #inwx pic.twitter.com/h84WpX4YTk
— NWS Chicago (@NWSChicago) February 15, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1233 AM CST FRI FEB 16 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 15 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 48 335 PM 69 1954 35 13 35
MINIMUM 38 1159 PM -9 1905 20 18 26
1875
AVERAGE 43 28 15 31
PRECIPITATION (IN)
YESTERDAY T 0.78 1954 0.06 -0.06 0.00
MONTH TO DATE 1.62 0.84 0.78 0.47
SINCE DEC 1 3.75 4.82 -1.07 5.11
SINCE JAN 1 3.16 2.57 0.59 3.34
SNOWFALL (IN)
YESTERDAY 0.0 5.2 1903 0.3 -0.3 0.0
1973
MONTH TO DATE 18.3 5.2 13.1 T
SINCE DEC 1 28.2 24.2 4.0 18.3
SINCE JUL 1 28.3 25.6 2.7 18.3
SNOW DEPTH 4
DEGREE DAYS
HEATING
YESTERDAY 22 37 -15 34
MONTH TO DATE 670 588 82 510
SINCE DEC 1 3080 3022 58 2858
SINCE JUL 1 4123 4278 -155 3687
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 15 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 70 600 PM
AVERAGE 85
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 58 1921
MINIMUM TEMPERATURE (F) 20 -10 1885
SUNRISE AND SUNSET
FEBRUARY 16 2018......SUNRISE 646 AM CST SUNSET 526 PM CST
FEBRUARY 17 2018......SUNRISE 645 AM CST SUNSET 527 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 ...
