| 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. | |||||||||||||||||
| 03 | 23:51 | SW 14 | 10.00 | Partly Cloudy | SCT025 | 71 | 65 | 81% | NA | NA | 30.28 | 1025.0 | |||||
| 03 | 22:51 | S 15 | 10.00 | Mostly Cloudy | BKN026 | 71 | 65 | 81% | NA | NA | 30.26 | 1024.3 | |||||
| 03 | 21:51 | S 10 | 10.00 | Partly Cloudy | SCT027 SCT250 | 72 | 65 | 79% | NA | NA | 30.26 | 1024.4 | |||||
| 03 | 20:51 | S 10 | 10.00 | Partly Cloudy | FEW029 SCT042 SCT250 | 73 | 65 | 76% | NA | NA | 30.25 | 1024.0 | |||||
| 03 | 19:51 | S 12 | 10.00 | Partly Cloudy | FEW042 SCT250 | 75 | 65 | 71% | NA | NA | 30.25 | 1024.0 | |||||
| 03 | 18:51 | S 13 | 10.00 | Mostly Cloudy | SCT042 BKN250 | 76 | 64 | 78 | 73 | 67% | NA | 78 | 30.24 | 1023.5 | |||
| 03 | 17:51 | SW 18 G 22 | 10.00 | Overcast | BKN040 OVC250 | 78 | 64 | 62% | NA | 80 | 30.24 | 1023.4 | |||||
| 03 | 16:51 | S 13 | 10.00 | Overcast | OVC036 | 78 | 64 | 62% | NA | 80 | 30.23 | 1023.4 | |||||
| 03 | 15:51 | S 21 G 24 | 10.00 | Overcast and Breezy | OVC032 | 77 | 63 | 62% | NA | 79 | 30.24 | 1023.5 | |||||
| 03 | 14:51 | S 21 G 25 | 10.00 | Overcast and Breezy | OVC023 | 77 | 65 | 66% | NA | 79 | 30.24 | 1023.4 | |||||
| 03 | 13:51 | S 16 G 23 | 10.00 | Overcast | OVC020 | 75 | 65 | 71% | NA | NA | 30.24 | 1023.6 | |||||
| 03 | 12:51 | S 15 G 25 | 10.00 | Overcast | FEW014 OVC020 | 73 | 65 | 75 | 68 | 76% | NA | NA | 30.26 | 1024.3 | |||
| 03 | 11:51 | S 16 G 23 | 10.00 | Overcast | BKN022 BKN045 OVC060 | 74 | 64 | 71% | NA | NA | 30.26 | 1024.3 | |||||
| 03 | 08:51 | S 18 G 26 | 10.00 | Mostly Cloudy | FEW024 SCT047 BKN070 BKN250 | 72 | 61 | 68% | NA | NA | 30.25 | 1023.9 | |||||
| 03 | 07:51 | S 13 | 10.00 | Mostly Cloudy | FEW044 SCT060 BKN080 BKN250 | 69 | 59 | 70% | NA | NA | 30.24 | 1023.6 | |||||
| 03 | 06:51 | S 13 | 10.00 | Mostly Cloudy | SCT060 BKN110 BKN250 | 69 | 59 | 70 | 67 | 70% | NA | NA | 30.22 | 1022.8 | |||
| 03 | 05:51 | S 14 | 10.00 | Mostly Cloudy | BKN060 BKN110 BKN250 | 69 | 58 | 68% | NA | NA | 30.20 | 1022.3 | |||||
| 03 | 04:51 | S 15 G 22 | 10.00 | Mostly Cloudy | FEW120 BKN250 | 69 | 57 | 66% | NA | NA | 30.19 | 1021.7 | |||||
| 03 | 03:51 | S 10 | 10.00 | Mostly Cloudy | BKN250 | 68 | 56 | 65% | NA | NA | 30.18 | 1021.5 | |||||
| 03 | 02:51 | S 15 | 10.00 | A Few Clouds | FEW250 | 68 | 55 | 63% | NA | NA | 30.18 | 1021.5 | |||||
| 03 | 01:51 | S 15 | 10.00 | Fair | CLR | 70 | 54 | 57% | NA | NA | 30.18 | 1021.6 | |||||
| 03 | 00:51 | S 14 | 10.00 | Fair | CLR | 70 | 50 | 78 | 70 | 49% | NA | NA | 30.17 | 1021.2 |
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. |
Cold front will sweep across the region overnight bringing scattered showers and a t-storm or two. Temps cooler but seasonable Wednesday. pic.twitter.com/WqeD6f6HsC— NWS Chicago (@NWSChicago) October 3, 2017
0.09" of rain here at NWS office in Romeoville & 0.12" at #Chicago-Midway from 7am & 1pm, first measurable rain since morning of 9/19. #ilwx— NWS Chicago (@NWSChicago) October 3, 2017
Recent dryness fact: Sept 2017 for Chicago joins only a dozen months since 1871 with 2 or less days of measurable precipitation #GeeWhizFact pic.twitter.com/8uvkX4G3Ha— NWS Chicago (@NWSChicago) October 3, 2017
Clouds will keep highs in upper 70s today. Periods of showers tonight-Sat will likely add up to 1st appreciable rain in weeks. #ILWX #INWX pic.twitter.com/UavJ1ZObZR— NWS Chicago (@NWSChicago) October 3, 2017
One more 80 degree day today, then a showery pattern takes hold for the rest of the week. #ILWX #INWX pic.twitter.com/KtsTG2UQYs— NWS Chicago (@NWSChicago) October 3, 2017
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 040632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT WED OCT 4 2017
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 3 2017...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 78 511 PM 91 1954 68 10 67
MINIMUM 67 316 AM 29 1981 47 20 57
1974
AVERAGE 73 57 16 62
PRECIPITATION (IN)
YESTERDAY T 3.95 1954 0.11 -0.11 0.00
MONTH TO DATE T 0.30 -0.30 0.97
SINCE SEP 1 0.32 3.51 -3.19 2.73
SINCE JAN 1 32.06 28.64 3.42 29.71
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 SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 3
MONTH TO DATE 5 25 -20 11
SINCE SEP 1 42 130 -88 34
SINCE JUL 1 47 143 -96 34
COOLING
YESTERDAY 8 1 7 0
MONTH TO DATE 14 3 11 0
SINCE SEP 1 193 95 98 165
SINCE JAN 1 976 835 141 1130
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 14.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 900 PM
LOWEST 51 1200 AM
AVERAGE 65
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 90 1951
MINIMUM TEMPERATURE (F) 46 32 1989
1980
SUNRISE AND SUNSET
OCTOBER 4 2017.......SUNRISE 652 AM CDT SUNSET 628 PM CDT
OCTOBER 5 2017.......SUNRISE 653 AM CDT SUNSET 626 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 ...
