| 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. | |||||||||||||||||
| 21 | 23:51 | SW 3 | 10.00 | A Few Clouds | FEW065 | 69 | 57 | 66% | NA | NA | 29.95 | 1013.7 | |||||
| 21 | 22:51 | Calm | 10.00 | A Few Clouds | FEW060 | 69 | 59 | 70% | NA | NA | 29.94 | 1013.3 | |||||
| 21 | 21:51 | Calm | 10.00 | A Few Clouds | FEW060 | 75 | 55 | 50% | NA | NA | 29.93 | 1013.0 | |||||
| 21 | 20:51 | NW 6 | 10.00 | A Few Clouds | FEW060 | 72 | 56 | 57% | NA | NA | 29.91 | 1012.4 | |||||
| 21 | 19:51 | NW 8 | 10.00 | Partly Cloudy | SCT060 | 75 | 55 | 50% | NA | NA | 29.89 | 1011.8 | |||||
| 21 | 18:51 | N 7 | 10.00 | Partly Cloudy | SCT060 SCT250 | 78 | 54 | 82 | 77 | 43% | NA | 79 | 29.89 | 1011.6 | |||
| 21 | 17:51 | NW 14 G 18 | 10.00 | Partly Cloudy | SCT065 SCT250 | 78 | 54 | 43% | NA | 79 | 29.89 | 1011.8 | |||||
| 21 | 16:51 | N 14 | 10.00 | Partly Cloudy | SCT060 SCT250 | 80 | 53 | 39% | NA | 80 | 29.90 | 1012.0 | |||||
| 21 | 15:51 | N 9 | 10.00 | Partly Cloudy | SCT060 SCT250 | 81 | 53 | 38% | NA | 80 | 29.90 | 1011.9 | |||||
| 21 | 14:51 | N 12 | 10.00 | Partly Cloudy | FEW060 SCT250 | 80 | 50 | 35% | NA | 80 | 29.90 | 1012.2 | |||||
| 21 | 13:51 | NW 9 | 10.00 | A Few Clouds | FEW060 FEW250 | 80 | 51 | 37% | NA | 80 | 29.91 | 1012.3 | |||||
| 21 | 12:51 | NW 10 | 10.00 | A Few Clouds | FEW060 FEW250 | 79 | 50 | 80 | 67 | 36% | NA | 79 | 29.91 | 1012.5 | |||
| 21 | 11:51 | NW 14 | 10.00 | A Few Clouds | FEW060 FEW250 | 78 | 51 | 39% | NA | 79 | 29.92 | 1012.8 | |||||
| 21 | 10:51 | N 7 | 10.00 | A Few Clouds | FEW055 FEW250 | 76 | 51 | 42% | NA | 78 | 29.92 | 1012.8 | |||||
| 21 | 09:51 | N 12 | 10.00 | A Few Clouds | FEW250 | 75 | 50 | 42% | NA | NA | 29.90 | 1012.1 | |||||
| 21 | 08:51 | N 12 | 10.00 | Fair | CLR | 73 | 54 | 51% | NA | NA | 29.89 | 1011.7 | |||||
| 21 | 07:51 | N 8 | 10.00 | Fair | CLR | 70 | 57 | 64% | NA | NA | 29.88 | 1011.3 | |||||
| 21 | 06:51 | N 8 | 10.00 | Fair | CLR | 67 | 59 | 74 | 66 | 76% | NA | NA | 29.85 | 1010.5 | |||
| 21 | 05:51 | N 7 | 10.00 | A Few Clouds | FEW065 | 66 | 58 | 75% | NA | NA | 29.84 | 1009.9 | |||||
| 21 | 04:51 | N 9 | 10.00 | A Few Clouds | FEW065 | 67 | 59 | 76% | NA | NA | 29.82 | 1009.3 | |||||
| 21 | 03:51 | N 10 | 10.00 | A Few Clouds | FEW065 | 68 | 59 | 73% | NA | NA | 29.80 | 1008.7 | |||||
| 21 | 02:51 | N 12 | 10.00 | A Few Clouds | FEW065 | 70 | 59 | 68% | NA | NA | 29.78 | 1008.0 | |||||
| 21 | 01:51 | NW 13 | 10.00 | Mostly Cloudy | BKN065 | 73 | 60 | 64% | NA | NA | 29.78 | 1008.0 |
Complete data after midnight (may be delayed 24-48 hours).
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Tuesday, July 21, 2015 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
High pressure w/ dry & quiet conds. to prevail. High temps mostly in the low 80s on Wed while high clouds increase. pic.twitter.com/vHMDvaTnQv
— NWS Chicago (@NWSChicago) July 21, 2015Sunny, mild and less humid. Lake breezes. No organized rain until Friday night and Saturday. #ILWX #INWX pic.twitter.com/CmZh4NbcaP
— NWS Chicago (@NWSChicago) July 21, 2015CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
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000
CDUS43 KLOT 220641
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT WED JUL 22 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 21 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 257 PM 103 1901 84 -2 86
MINIMUM 65 1041 PM 51 1970 64 1 63
AVERAGE 74 74 0 75
PRECIPITATION (IN)
YESTERDAY 0.00 1.78 1999 0.13 -0.13 0.00
MONTH TO DATE 2.85 2.36 0.49 2.10
SINCE JUN 1 9.97 5.81 4.16 9.91
SINCE JAN 1 21.46 18.89 2.57 24.74
SNOWFALL (IN)
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 T 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 13 0 13 5
SINCE JUN 1 52 48 4 17
SINCE JUL 1 13 0 13 5
COOLING
YESTERDAY 9 9 0 10
MONTH TO DATE 132 188 -56 122
SINCE JUN 1 250 353 -103 320
SINCE JAN 1 303 407 -104 381
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 400 AM
LOWEST 35 200 PM
AVERAGE 57
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 101 1991
1934
MINIMUM TEMPERATURE (F) 64 49 1947
SUNRISE AND SUNSET
JULY 22 2015..........SUNRISE 535 AM CDT SUNSET 820 PM CDT
JULY 23 2015..........SUNRISE 536 AM CDT SUNSET 819 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather
LIVE RADAR | STORM TRACKS | CLOUDS INFRARED SAT | CLOUDS VISIBLE SAT (during daylight)
WunderMap® with Temperature/Wind Data || Google: 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 ...
