| 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. | |||||||||||||||||
| 12 | 23:51 | NW 8 | 10.00 | A Few Clouds | FEW060 | 31 | 21 | 67% | 24 | NA | 30.14 | 1021.1 | |||||
| 12 | 22:51 | N 7 | 10.00 | A Few Clouds | FEW060 | 33 | 21 | 61% | 27 | NA | 30.15 | 1021.4 | |||||
| 12 | 21:51 | N 10 | 10.00 | A Few Clouds | FEW060 | 34 | 23 | 64% | 26 | NA | 30.13 | 1021.1 | |||||
| 12 | 20:51 | N 7 | 10.00 | Partly Cloudy | SCT060 | 37 | 24 | 59% | 32 | NA | 30.13 | 1020.8 | |||||
| 12 | 19:51 | NW 5 | 10.00 | Mostly Cloudy | FEW043 BKN055 BKN080 | 37 | 23 | 57% | 33 | NA | 30.11 | 1020.3 | |||||
| 12 | 18:51 | N 13 | 10.00 | Mostly Cloudy | FEW043 BKN050 BKN070 | 40 | 22 | 46 | 40 | 49% | 32 | NA | 30.11 | 1020.1 | |||
| 12 | 17:51 | NE 12 | 10.00 | Mostly Cloudy | FEW045 BKN060 BKN090 | 41 | 23 | 49% | 34 | NA | 30.09 | 1019.4 | |||||
| 12 | 16:51 | NW 20 G 24 | 10.00 | Mostly Cloudy | FEW044 FEW060 BKN080 | 44 | 18 | 35% | 36 | NA | 30.07 | 1018.6 | |||||
| 12 | 15:51 | N 15 | 10.00 | Mostly Cloudy | BKN055 | 45 | 19 | 35% | 38 | NA | 30.06 | 1018.4 | |||||
| 12 | 14:51 | NW 14 G 23 | 10.00 | Mostly Cloudy | BKN050 | 45 | 20 | 37% | 39 | NA | 30.05 | 1018.3 | |||||
| 12 | 13:51 | N 10 | 10.00 | Mostly Cloudy | BKN050 | 44 | 21 | 40% | 39 | NA | 30.07 | 1018.7 | |||||
| 12 | 12:51 | N 14 G 21 | 10.00 | Mostly Cloudy | BKN049 | 43 | 21 | 43 | 36 | 42% | 36 | NA | 30.08 | 1019.0 | |||
| 12 | 11:51 | NW 18 G 26 | 10.00 | Mostly Cloudy | BKN046 | 40 | 22 | 49% | 31 | NA | 30.08 | 1019.2 | |||||
| 12 | 10:51 | N 22 G 29 | 10.00 | Mostly Cloudy and Breezy | SCT041 BKN049 | 40 | 22 | 49% | 30 | NA | 30.08 | 1019.2 | |||||
| 12 | 09:51 | NW 13 G 21 | 10.00 | Overcast | SCT030 OVC042 | 38 | 26 | 62% | 30 | NA | 30.08 | 1019.2 | |||||
| 12 | 08:51 | NW 14 | 10.00 | Overcast | OVC043 | 37 | 28 | 70% | 28 | NA | 30.08 | 1019.1 | |||||
| 12 | 07:51 | NW 13 | 10.00 | Mostly Cloudy | SCT022 SCT030 BKN055 | 36 | 29 | 76% | 27 | NA | 30.07 | 1019.0 | |||||
| 12 | 06:51 | NW 12 | 10.00 | Overcast | OVC021 | 36 | 29 | 36 | 32 | 76% | 28 | NA | 30.08 | 1019.1 | |||
| 12 | 05:51 | W 9 | 10.00 | Overcast | OVC045 | 35 | 25 | 67% | 28 | NA | 30.07 | 1018.7 | |||||
| 12 | 04:51 | W 8 | 10.00 | Overcast | OVC043 | 35 | 22 | 59% | 28 | NA | 30.08 | 1019.1 | |||||
| 12 | 03:51 | W 8 | 10.00 | Overcast | OVC041 | 34 | 18 | 52% | 27 | NA | 30.10 | 1019.8 | |||||
| 12 | 02:51 | SW 7 | 10.00 | Overcast | OVC045 | 33 | 19 | 56% | 27 | NA | 30.12 | 1020.6 | |||||
| 12 | 01:51 | W 6 | 10.00 | Overcast | OVC048 | 32 | 20 | 61% | 26 | NA | 30.14 | 1021.4 | |||||
| 12 | 00:51 | W 6 | 10.00 | Mostly Cloudy | BKN050 | 32 | 21 | 35 | 28 | 64% | 26 | NA | 30.14 | 1021.4 |
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. |
Snow showers at times tonight thru Tue eve. Lake effect will favor Porter Co. Indiana. Increasing chance snow showers will also occur into NE & eastern IL & elsewhere in NW IN mid day Tue thru afternoon. Main impact will be occasional low visibility under 1-2 mi. #ilwx #inwx pic.twitter.com/NETNDbB5TV
— NWS Chicago (@NWSChicago) March 13, 2018
The high based snow showers this afternoon(some producing virga due to dry air beneath them) have resulted in picturesque skyscapes. This photo from Batavia was taken by Matt Piechota. #ilwx pic.twitter.com/rCjWq6daUC
— NWS Chicago (@NWSChicago) March 12, 2018
North to northwest winds off Lake Michigan tonight through Tue. evening are expected to produce periods of light to moderate lake effect snow across NW Indiana, primarily across the northeast half of Porter County and to the east. pic.twitter.com/ko6SNxAFAB
— NWS Chicago (@NWSChicago) March 12, 2018
Lake effect snow showers will be possible over northwest Indiana tonight through Tuesday night, particularly for Porter County where minor a pic.twitter.com/cJBXxbR3Gn
— NWS Chicago (@NWSChicago) March 12, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
142 AM CDT TUE MAR 13 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 12 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 46 241 PM 81 1990 45 1 36
MINIMUM 30 1044 PM 1 1948 28 2 18
AVERAGE 38 36 2 27
PRECIPITATION (IN)
YESTERDAY T 1.72 1902 0.07 -0.07 0.05
MONTH TO DATE 0.99 0.92 0.07 0.42
SINCE MAR 1 0.99 0.92 0.07 0.42
SINCE JAN 1 7.17 4.44 2.73 4.81
SNOWFALL (IN)
YESTERDAY T 4.4 1991 0.2 -0.2 0.4
MONTH TO DATE 0.4 2.8 -2.4 0.5
SINCE MAR 1 0.4 2.8 -2.4 0.5
SINCE JUL 1 30.7 32.3 -1.6 18.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 29 -2 38
MONTH TO DATE 356 367 -11 319
SINCE MAR 1 356 367 -11 319
SINCE JUL 1 4814 5101 -287 4244
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 11.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 600 AM
LOWEST 33 400 PM
AVERAGE 54
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 73 2007
MINIMUM TEMPERATURE (F) 28 6 1896
SUNRISE AND SUNSET
MARCH 13 2018.........SUNRISE 707 AM CDT SUNSET 656 PM CDT
MARCH 14 2018.........SUNRISE 705 AM CDT SUNSET 657 PM CDT
- 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 ...
