| 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. | |||||||||||||||||
| 20 | 23:51 | SE 3 | 10.00 | Fair | CLR | 46 | 19 | 34% | NA | NA | 29.87 | 1011.5 | |||||
| 20 | 22:51 | Calm | 10.00 | Fair | CLR | 49 | 11 | 21% | NA | NA | 29.86 | 1011.1 | |||||
| 20 | 21:51 | N 6 | 10.00 | Fair | CLR | 50 | 12 | 22% | 48 | NA | 29.85 | 1010.8 | |||||
| 20 | 20:51 | NE 6 | 10.00 | Fair | CLR | 52 | 14 | 22% | NA | NA | 29.83 | 1010.3 | |||||
| 20 | 19:51 | NE 7 | 10.00 | A Few Clouds | FEW150 | 53 | 16 | 23% | NA | NA | 29.81 | 1009.7 | |||||
| 20 | 18:51 | NE 10 | 10.00 | A Few Clouds | FEW150 | 59 | 17 | 64 | 59 | 19% | NA | NA | 29.80 | 1009.4 | |||
| 20 | 17:51 | NE 9 | 10.00 | A Few Clouds | FEW150 | 64 | 16 | 15% | NA | NA | 29.79 | 1008.8 | |||||
| 20 | 16:51 | N 17 | 10.00 | A Few Clouds | FEW150 | 64 | 13 | 13% | NA | NA | 29.78 | 1008.6 | |||||
| 20 | 15:51 | N 17 | 10.00 | A Few Clouds | FEW150 | 64 | 11 | 12% | NA | NA | 29.79 | 1009.0 | |||||
| 20 | 14:51 | N 17 G 26 | 10.00 | A Few Clouds | FEW150 | 63 | 11 | 13% | NA | NA | 29.80 | 1009.3 | |||||
| 20 | 13:51 | N 20 G 28 | 10.00 | A Few Clouds | FEW150 | 63 | 10 | 12% | NA | NA | 29.82 | 1009.8 | |||||
| 20 | 12:51 | N 22 | 10.00 | A Few Clouds and Breezy | FEW150 | 61 | 12 | 61 | 39 | 14% | NA | NA | 29.83 | 1010.3 | |||
| 20 | 11:51 | NE 24 G 33 | 10.00 | A Few Clouds and Breezy | FEW150 | 57 | 12 | 17% | NA | NA | 29.84 | 1010.7 | |||||
| 20 | 10:51 | NE 23 G 32 | 10.00 | A Few Clouds and Breezy | FEW120 | 55 | 17 | 22% | NA | NA | 29.85 | 1010.9 | |||||
| 20 | 09:51 | N 23 G 31 | 10.00 | A Few Clouds and Breezy | FEW120 | 51 | 22 | 32% | NA | NA | 29.84 | 1010.6 | |||||
| 20 | 08:51 | N 25 G 32 | 10.00 | A Few Clouds and Breezy | FEW120 | 48 | 25 | 41% | 40 | NA | 29.84 | 1010.7 | |||||
| 20 | 07:51 | N 21 G 29 | 10.00 | A Few Clouds and Breezy | FEW120 | 45 | 25 | 46% | 37 | NA | 29.83 | 1010.5 | |||||
| 20 | 06:51 | N 10 | 10.00 | A Few Clouds | FEW110 | 39 | 27 | 43 | 36 | 62% | 32 | NA | 29.82 | 1010.1 | |||
| 20 | 05:51 | N 13 | 10.00 | A Few Clouds | FEW030 | 37 | 26 | 65% | 29 | NA | 29.82 | 1010.0 | |||||
| 20 | 04:51 | N 12 | 10.00 | Fair | CLR | 37 | 26 | 65% | 29 | NA | 29.82 | 1010.1 | |||||
| 20 | 03:51 | N 14 | 10.00 | Fair | CLR | 42 | 26 | 53% | 35 | NA | 29.83 | 1010.2 | |||||
| 20 | 02:51 | N 16 | 10.00 | Fair | CLR | 42 | 27 | 55% | 34 | NA | 29.82 | 1010.3 | |||||
| 20 | 01:51 | N 15 | 10.00 | Fair | CLR | 43 | 27 | 53% | 36 | NA | 29.82 | 1010.1 | |||||
| 20 | 00:51 | N 17 | 10.00 | Fair | CLR | 43 | 28 | 47 | 42 | 56% | 35 | NA | 29.83 | 1010.4 |
Preliminary indications are that the 12% relative humidity (RH) observed at Chicago O'Hare at 2pm & 4pm today (4/20) is the lowest recorded RH for Chicago since records began in 1871. This would break the previous record of 13% most recently recorded on 4/8/1971.
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. |
Easter Sunday will be warm with plenty of sunshine and temperatures in the 70s. The next chance for rain across the area begins Monday afternoon and continues through Tuesday. pic.twitter.com/huhRA5EBPb— NWS Chicago (@NWSChicago) April 20, 2019
Breezy and cool near the lake today, with warmer conditions inland. Warm and sunny Easter Sunday expected. #ilwx #inwx pic.twitter.com/HsHFkucHhZ— NWS Chicago (@NWSChicago) April 20, 2019
Preliminary indications are that the 12% relative humidity (RH) observed at Chicago O'Hare at 2pm & 4pm today (4/20) is the lowest recorded RH for Chicago since records began in 1871. This would break the previous record of 13% most recently recorded on 4/8/1971.— NWS Chicago (@NWSChicago) April 20, 2019
Heavy rain, #flooding and #severe thunderstorms may develop next week as a slow-moving system tracks across the South: https://t.co/xzXCe1MX6D pic.twitter.com/nrOjdAtxod— The Weather Channel (@weatherchannel) April 20, 2019
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT SUN APR 21 2019
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 20 2019...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2019
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 454 PM 87 1985 61 3 61
MINIMUM 36 513 AM 24 1897 40 -4 31
AVERAGE 50 51 -1 46
PRECIPITATION (IN)
YESTERDAY 0.00 2.37 2000 0.11 -0.11 0.00
MONTH TO DATE 2.12 2.21 -0.09 2.70
SINCE MAR 1 4.21 4.71 -0.50 4.44
SINCE JAN 1 8.98 8.23 0.75 10.62
SNOWFALL (IN)
YESTERDAY 0.0 0.2 1943 0.0 0.0 0.0
MONTH TO DATE 5.4 1.1 4.3 3.2
SINCE MAR 1 5.7 6.7 -1.0 5.8
SINCE JUL 1 47.0 36.2 10.8 36.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 15 15 0 19
MONTH TO DATE 326 364 -38 557
SINCE MAR 1 1270 1205 65 1424
SINCE JUL 1 6061 5939 122 5882
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 1 -1 0
SINCE JAN 1 0 1 -1 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 400 AM
LOWEST 12 300 PM
AVERAGE 38
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 88 1985
MINIMUM TEMPERATURE (F) 41 27 1986
SUNRISE AND SUNSET
APRIL 21 2019.........SUNRISE 602 AM CDT SUNSET 739 PM CDT
APRIL 22 2019.........SUNRISE 601 AM CDT SUNSET 740 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 ...
