| 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. | |||||||||||||||||
| 17 | 23:51 | NE 5 | 10.00 | Fair | CLR | 33 | 24 | 70% | 28 | NA | 29.93 | 1014.2 | |||||
| 17 | 22:51 | E 5 | 10.00 | A Few Clouds | FEW045 | 34 | 23 | 64% | 29 | NA | 29.95 | 1014.7 | |||||
| 17 | 21:51 | E 9 | 10.00 | A Few Clouds | FEW045 | 36 | 23 | 59% | 29 | NA | 29.95 | 1014.7 | |||||
| 17 | 20:51 | E 9 | 10.00 | A Few Clouds | FEW044 | 38 | 22 | 52% | 32 | NA | 29.93 | 1014.2 | |||||
| 17 | 19:51 | E 9 | 10.00 | Partly Cloudy | SCT047 | 40 | 21 | 47% | 34 | NA | 29.91 | 1013.4 | |||||
| 17 | 18:51 | N 9 | 10.00 | A Few Clouds | FEW047 | 41 | 20 | 43 | 38 | 43% | 35 | NA | 29.89 | 1012.8 | |||
| 17 | 17:51 | NW 7 | 10.00 | A Few Clouds | FEW045 | 43 | 21 | 42% | 39 | NA | 29.89 | 1012.5 | |||||
| 17 | 16:51 | NW 7 | 10.00 | Partly Cloudy | SCT045 | 43 | 22 | 43% | 39 | NA | 29.87 | 1012.1 | |||||
| 17 | 15:51 | NW 12 | 10.00 | Partly Cloudy | SCT045 | 43 | 21 | 42% | 37 | NA | 29.87 | 1012.1 | |||||
| 17 | 14:51 | W 9 | 10.00 | Partly Cloudy | SCT043 | 41 | 21 | 45% | 35 | NA | 29.87 | 1012.1 | |||||
| 17 | 13:51 | W 10 | 10.00 | Mostly Cloudy | BKN043 | 40 | 21 | 47% | 34 | NA | 29.89 | 1012.6 | |||||
| 17 | 12:51 | NW 10 G 17 | 10.00 | Mostly Cloudy | BKN040 | 38 | 21 | 38 | 31 | 51% | 31 | NA | 29.88 | 1012.6 | |||
| 17 | 11:51 | NW 16 | 10.00 | Mostly Cloudy | BKN038 | 37 | 20 | 50% | 28 | NA | 29.89 | 1012.9 | |||||
| 17 | 10:51 | NW 18 | 10.00 | Mostly Cloudy | BKN037 | 35 | 20 | 54% | 24 | NA | 29.89 | 1012.6 | |||||
| 17 | 09:51 | NW 20 | 10.00 | Mostly Cloudy | BKN034 | 33 | 18 | 54% | 21 | NA | 29.89 | 1012.8 | |||||
| 17 | 08:51 | NW 22 | 10.00 | Mostly Cloudy and Breezy | BKN030 BKN046 | 33 | 20 | 58% | 21 | NA | 29.89 | 1012.8 | |||||
| 17 | 07:51 | NW 21 | 10.00 | Partly Cloudy and Breezy | SCT025 SCT044 | 31 | 20 | 64% | 18 | NA | 29.89 | 1012.9 | |||||
| 17 | 06:51 | W 13 | 10.00 | Mostly Cloudy | FEW023 BKN044 | 31 | 21 | 32 | 29 | 67% | 21 | NA | 29.89 | 1012.8 | |||
| 17 | 05:51 | W 8 | 10.00 | Mostly Cloudy | FEW020 BKN040 | 30 | 21 | 69% | 22 | NA | 29.88 | 1012.4 | |||||
| 17 | 04:51 | W 9 | 10.00 | Mostly Cloudy | BKN044 | 30 | 21 | 69% | 22 | NA | 29.88 | 1012.6 | |||||
| 17 | 03:51 | W 12 | 10.00 | A Few Clouds | FEW036 | 30 | 20 | 66% | 20 | NA | 29.88 | 1012.6 | |||||
| 17 | 02:51 | W 15 | 10.00 | Overcast | OVC036 | 31 | 20 | 64% | 20 | NA | 29.88 | 1012.7 | |||||
| 17 | 01:51 | W 12 | 10.00 | Overcast | OVC040 | 32 | 21 | 64% | 23 | NA | 29.88 | 1012.3 | |||||
| 17 | 00:51 | W 13 | 10.00 | Overcast | FEW031 BKN042 OVC055 | 32 | 21 | 34 | 32 | 64% | 22 | NA | 29.88 | 1012.6 |
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. |
A wintry mix of rain & sleet is likely this morning, along w/ a chance of t-storms. A period of snow is then likely later this afternoon int pic.twitter.com/LCiiTbtSgN
— NWS Chicago (@NWSChicago) April 18, 2018
Active weather returns w/ a wintry mix of freezing rain, sleet, & rain possible Wednesday along w/ a period of all snow Wed night, mainly no pic.twitter.com/CONSVbQe18
— NWS Chicago (@NWSChicago) April 17, 2018
Late season snow facts for #Chicago...
— NWS Chicago (@NWSChicago) April 17, 2018
Since the 1880s, 14% of snow seasons had accumulating snow after Apr 17, most just a few tenths. The last was Apr 19, 2013.
Latest accumulation: May 11, 1966
Latest 1+": May 1, 1940#SpringStats :-)
More: https://t.co/Q98tlnt28F pic.twitter.com/nghSn3ybmq
Wed will see precip move into northern IL by late a.m. Much of this may be sleet, especially north of I-88. After a mix with rain/drizzle, a changeover to all snow is expected from west to east during late afternoon into evening. Rockford late day rush hour likely to see snow. pic.twitter.com/z9PP89lnG8
— NWS Chicago (@NWSChicago) April 17, 2018
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT WED APR 18 2018
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 17 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 43 529 PM 88 1976 60 -17 69
MINIMUM 29 332 AM 17 1875 39 -10 44
AVERAGE 36 50 -14 57
PRECIPITATION (IN)
YESTERDAY 0.00 2.01 2013 0.12 -0.12 0.00
MONTH TO DATE 2.28 1.87 0.41 2.79
SINCE MAR 1 4.02 4.37 -0.35 6.80
SINCE JAN 1 10.20 7.89 2.31 11.19
SNOWFALL (IN)
YESTERDAY 0.0 0.5 1949 0.0 0.0 0.0
MONTH TO DATE 2.7 1.0 1.7 0.0
SINCE MAR 1 5.3 6.6 -1.3 7.8
SINCE JUL 1 35.6 36.1 -0.5 26.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 29 16 13 8
MONTH TO DATE 485 318 167 202
SINCE MAR 1 1352 1159 193 987
SINCE JUL 1 5810 5893 -83 4912
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 9
SINCE MAR 1 0 1 -1 9
SINCE JAN 1 0 1 -1 9
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 400 AM
LOWEST 41 600 PM
AVERAGE 55
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 89 2002
MINIMUM TEMPERATURE (F) 40 23 1983
1875
SUNRISE AND SUNSET
APRIL 18 2018.........SUNRISE 606 AM CDT SUNSET 736 PM CDT
APRIL 19 2018.........SUNRISE 605 AM CDT SUNSET 737 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 ...
