| 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 6 | 10.00 | Fair | CLR | 59 | 38 | 46% | NA | NA | 30.02 | 1016.3 | |||||
| 21 | 22:51 | SW 6 | 10.00 | Fair | CLR | 59 | 38 | 46% | NA | NA | 30.02 | 1016.4 | |||||
| 21 | 21:51 | SW 6 | 10.00 | Fair | CLR | 60 | 38 | 44% | NA | NA | 30.02 | 1016.5 | |||||
| 21 | 20:51 | SW 7 | 10.00 | Fair | CLR | 62 | 37 | 40% | NA | NA | 30.01 | 1016.3 | |||||
| 21 | 19:51 | W 9 | 10.00 | A Few Clouds | FEW090 | 65 | 36 | 34% | NA | NA | 30.01 | 1016.2 | |||||
| 21 | 18:51 | W 10 | 10.00 | Fair | CLR | 67 | 36 | 69 | 62 | 32% | NA | NA | 30.01 | 1016.2 | |||
| 21 | 17:51 | W 10 G 20 | 10.00 | A Few Clouds | FEW065 | 67 | 35 | 31% | NA | NA | 30.01 | 1016.4 | |||||
| 21 | 16:51 | NW 10 G 21 | 10.00 | A Few Clouds | FEW065 | 68 | 34 | 28% | NA | NA | 30.03 | 1016.8 | |||||
| 21 | 15:51 | W 14 G 21 | 10.00 | A Few Clouds | FEW065 | 68 | 35 | 30% | NA | NA | 30.03 | 1017.0 | |||||
| 21 | 14:51 | W 17 G 23 | 10.00 | A Few Clouds | FEW065 | 66 | 35 | 32% | NA | NA | 30.04 | 1017.2 | |||||
| 21 | 13:51 | W 10 G 22 | 10.00 | A Few Clouds | FEW065 | 64 | 35 | 34% | NA | NA | 30.04 | 1017.3 | |||||
| 21 | 12:51 | W 16 G 23 | 10.00 | A Few Clouds | FEW055 FEW250 | 62 | 35 | 63 | 46 | 37% | NA | NA | 30.05 | 1017.6 | |||
| 21 | 11:51 | NW 8 G 18 | 10.00 | A Few Clouds | FEW045 FEW250 | 60 | 39 | 46% | NA | NA | 30.07 | 1018.3 | |||||
| 21 | 10:51 | SW 7 | 10.00 | Partly Cloudy | SCT140 SCT250 | 57 | 41 | 55% | NA | NA | 30.08 | 1018.9 | |||||
| 21 | 09:51 | W 9 | 10.00 | Mostly Cloudy | SCT110 BKN140 | 52 | 42 | 69% | NA | NA | 30.09 | 1019.3 | |||||
| 21 | 08:51 | W 10 | 10.00 | Overcast | OVC110 | 48 | 40 | 74% | 44 | NA | 30.11 | 1020.0 | |||||
| 21 | 07:51 | NW 13 | 10.00 | Overcast | OVC100 | 46 | 39 | 77% | 40 | NA | 30.11 | 1020.0 | |||||
| 21 | 06:51 | W 10 | 10.00 | Mostly Cloudy | BKN100 | 46 | 38 | 46 | 45 | 73% | 41 | NA | 30.10 | 1019.8 | |||
| 21 | 05:51 | W 9 | 10.00 | Mostly Cloudy | BKN100 | 45 | 38 | 77% | 40 | NA | 30.09 | 1019.4 | |||||
| 21 | 04:51 | W 9 | 10.00 | Overcast | FEW080 OVC100 | 45 | 37 | 74% | 40 | NA | 30.09 | 1019.4 |
| 21 | 03:51 | SE 3.5 | 10.00 | Mostly Cloudy | BKN140 BKN250 | 61 | 78 | 62% | NA | NA | 30.19 | ||||||
| 21 | 02:51 | SSW 5 | 10.00 | Mostly Cloudy | SCT150 BKN250 | 65 | 45 | 58% | NA | NA | 30.18 | ||||||
| 21 | 01:51 | S 6 | 10.00 | Scattered Clouds | SCT150 SCT250 | 61 | 46 | 58% | NA | NA | 30.18 | ||||||
| 21 | 00:51 | SSW 5 | 10.00 | Scattered Clouds | SCT150 SCT250 | 65 | 45 | 48% | NA | NA | 30.18 |
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: Developing
Weather Underground Historical 24-Hour Weather Radar for Thursday, May 21, 2015 …
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
Forecast for the weekend. First half dry. Second half chance of showers and storms. pic.twitter.com/yQNFmAXuYT
— NWS Chicago (@NWSChicago) May 21, 2015
Yesterday's cold, rain, sleet in rearview mirror. Sunshine & warmer temps on horizon for today! Highs in the 60s! pic.twitter.com/0bu3uCoMz7
— NWS Chicago (@NWSChicago) May 21, 2015
CLIMATE DATA FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
000
CDUS43 KLOT 210632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT THU MAY 21 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 20 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 48 1111 AM 95 1977 71 -23 85
MINIMUM 39 240 AM 33 2002 49 -10 62
AVERAGE 44 60 -16 74
PRECIPITATION (IN)
YESTERDAY 0.04 2.54 1975 0.12 -0.08 0.82
MONTH TO DATE 3.12 2.36 0.76 4.73
SINCE MAR 1 7.09 8.24 -1.15 9.28
SINCE JAN 1 9.95 11.76 -1.81 14.58
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 MAR 1 7.1 6.8 0.3 13.7
SINCE JUL 1 50.7 36.6 14.1 82.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 6 15 0
MONTH TO DATE 146 170 -24 181
SINCE MAR 1 1516 1503 13 1694
SINCE JUL 1 6696 6237 459 7109
COOLING
YESTERDAY 0 2 -2 9
MONTH TO DATE 29 20 9 25
SINCE MAR 1 29 30 -1 26
SINCE JAN 1 29 30 -1 26
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 8.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 PM
LOWEST 42 1100 AM
AVERAGE 64
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 1977
1934
MINIMUM TEMPERATURE (F) 50 31 2002
SUNRISE AND SUNSET
MAY 21 2015...........SUNRISE 526 AM CDT SUNSET 811 PM CDT
MAY 22 2015...........SUNRISE 525 AM CDT SUNSET 812 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® 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 ...
