| 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 | S 8 | 10.00 | Partly Cloudy | SCT040 | 77 | 72 | 85% | NA | 78 | 29.83 | 1009.6 | |||||
| 17 | 22:51 | SE 7 | 10.00 | A Few Clouds | FEW030 | 77 | 70 | 79% | NA | 79 | 29.82 | 1009.3 | |||||
| 17 | 21:51 | S 5 | 10.00 | Partly Cloudy | FEW060 FEW100 SCT250 | 79 | 70 | 74% | NA | 82 | 29.81 | 1009.0 | |||||
| 17 | 20:51 | Calm | 10.00 | Partly Cloudy | FEW060 FEW100 SCT250 | 80 | 70 | 71% | NA | 83 | 29.79 | 1008.4 | |||||
| 17 | 19:51 | SW 3 | 10.00 | Partly Cloudy | FEW055 FEW100 SCT250 | 82 | 70 | 67% | NA | 86 | 29.77 | 1007.6 | |||||
| 17 | 18:51 | NW 3 | 10.00 | Mostly Cloudy | FEW055 FEW100 SCT170 BKN250 | 83 | 69 | 92 | 78 | 63% | NA | 87 | 29.76 | 1007.3 | 0.04 | 0.06 | |
| 17 | 17:51 | W 16 G 30 | 4.00 | Thunderstorm Rain | FEW040 SCT060CB BKN090 OVC250 | 81 | 73 | 77% | NA | 86 | 29.76 | 1007.4 | 0.02 | ||||
| 17 | 16:51 | SW 6 | 10.00 | Partly Cloudy | FEW046 SCT250 SCT350 | 89 | 73 | 59% | NA | 97 | 29.76 | 1007.3 | |||||
| 17 | 15:51 | SW 9 | 10.00 | Partly Cloudy | FEW038 SCT047 SCT250 | 90 | 73 | 58% | NA | 99 | 29.75 | 1006.7 | |||||
| 17 | 14:51 | W 10 | 10.00 | Partly Cloudy | FEW039 SCT047 | 91 | 72 | 54% | NA | 99 | 29.77 | 1007.5 | |||||
| 17 | 13:51 | SW 8 | 10.00 | Partly Cloudy | SCT038 SCT042 | 88 | 73 | 61% | NA | 96 | 29.78 | 1008.0 | |||||
| 17 | 12:51 | W 8 | 10.00 | Partly Cloudy | SCT031 SCT037 SCT150 | 88 | 74 | 88 | 73 | 63% | NA | 97 | 29.78 | 1007.9 | |||
| 17 | 11:51 | W 9 | 10.00 | Partly Cloudy | SCT027 SCT035 SCT150 | 86 | 75 | 70% | NA | 95 | 29.78 | 1007.8 | |||||
| 17 | 10:51 | W 10 | 10.00 | Partly Cloudy | SCT035 SCT170 | 84 | 74 | 72% | NA | 91 | 29.78 | 1008.0 | |||||
| 17 | 09:51 | W 8 | 10.00 | A Few Clouds | FEW037 FEW170 | 81 | 73 | 77% | NA | 86 | 29.79 | 1008.1 | |||||
| 17 | 08:51 | SW 12 | 10.00 | Partly Cloudy | FEW037 FEW060 SCT170 | 78 | 72 | 82% | NA | 80 | 29.79 | 1008.2 | |||||
| 17 | 07:51 | SW 10 | 10.00 | A Few Clouds | FEW040 FEW250 | 76 | 71 | 85% | NA | 77 | 29.78 | 1008.1 | |||||
| 17 | 06:51 | SW 10 | 10.00 | Partly Cloudy | FEW040 SCT250 | 73 | 70 | 73 | 71 | 90% | NA | NA | 29.76 | 1007.5 | |||
| 17 | 05:51 | S 6 | 6.00 | Fog/Mist | FEW040 BKN250 | 71 | 70 | 96% | NA | NA | 29.77 | 1007.5 | |||||
| 17 | 04:51 | SW 3 | 7.00 | Mostly Cloudy | BKN250 | 72 | 71 | 97% | NA | NA | 29.75 | 1006.8 | |||||
| 17 | 03:51 | SW 7 | 8.00 | Overcast | FEW030 OVC200 | 73 | 71 | 94% | NA | NA | 29.75 | 1007.0 | |||||
| 17 | 02:51 | SW 12 | 6.00 | Fog/Mist | BKN010 OVC042 | 73 | 71 | 94% | NA | NA | 29.76 | 1007.3 | |||||
| 17 | 01:51 | SW 9 | 7.00 | Overcast | SCT040 BKN047 OVC070 | 73 | 71 | 94% | NA | NA | 29.77 | 1007.6 | |||||
| 17 | 00:51 | S 8 | 6.00 | Fog/Mist | BKN015 OVC050 | 72 | 70 | 72 | 67 | 94% | NA | NA | 29.79 | 1008.3 | 0.63 |
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Friday, July 17, 2015 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
Sat. mostly sunny, hot & humid with highs low to mid 90s. Heat Index 105 to 110 degrees. Chance of storms Sat. nite pic.twitter.com/ybtnveFHgJ
— NWS Chicago (@NWSChicago) July 17, 2015Check out those 1PM Heat Indices! Even hotter weather coming tomorrow! How are you beating the heat? pic.twitter.com/goeCb2Z7xz
— NWS Chicago (@NWSChicago) July 17, 2015Oppressive heat and humidity likely through Saturday with highs in the 90s and heat indices over 100 degrees! pic.twitter.com/QQUQXUBH0F
— NWS Chicago (@NWSChicago) July 17, 2015Hot and humid today and Saturday. Isolated afternoon and evening storms possible. #ILWX #INWX pic.twitter.com/Row0E3fwQ5
— NWS Chicago (@NWSChicago) July 17, 2015CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
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000
CDUS43 KLOT 180643
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
141 AM CDT SAT JUL 18 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 17 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 92 243 PM 100 1942 84 8 78
1887
MINIMUM 71 500 AM 51 1985 64 7 54
AVERAGE 82 74 8 66
PRECIPITATION (IN)
YESTERDAY 0.06 3.04 1969 0.11 -0.05 0.00
MONTH TO DATE 2.31 1.88 0.43 2.10
SINCE JUN 1 9.43 5.33 4.10 9.91
SINCE JAN 1 20.92 18.41 2.51 24.74
SNOWFALL (IN)
YESTERDAY 0.0 T 2003 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 17 9 8 1
MONTH TO DATE 88 152 -64 98
SINCE JUN 1 206 317 -111 296
SINCE JAN 1 259 371 -112 357
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 52 200 PM
AVERAGE 76
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 1946
MINIMUM TEMPERATURE (F) 64 53 1979
SUNRISE AND SUNSET
JULY 18 2015..........SUNRISE 532 AM CDT SUNSET 823 PM CDT
JULY 19 2015..........SUNRISE 533 AM CDT SUNSET 823 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 ...
