| 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. | |||||||||||||||||
| 28 | 23:51 | S 6 | 5.00 | Light Snow Fog/Mist | BKN065 OVC090 | 18 | 14 | 20 | 16 | 84% | 10 | NA | 30.45 | 1032.2 | 0.02 | ||
| 28 | 22:51 | S 7 | 6.00 | Light Snow Fog/Mist | FEW020 BKN040 OVC100 | 17 | 13 | 84% | 7 | NA | 30.47 | 1033.1 | 0.01 | ||||
| 28 | 21:51 | S 7 | 3.00 | Light Snow Fog/Mist | FEW014 BKN038 BKN050 | 17 | 14 | 88% | 7 | NA | 30.49 | 1033.8 | |||||
| 28 | 20:51 | S 7 | 2.50 | Light Snow | FEW025 OVC038 | 18 | 13 | 81% | 9 | NA | 30.50 | 1034.5 | 0.01 | 0.01 | |||
| 28 | 19:51 | S 9 | 2.50 | Light Snow | OVC038 | 18 | 12 | 77% | 7 | NA | 30.52 | 1034.9 | |||||
| 28 | 18:51 | S 8 | 10.00 | Overcast | BKN055 OVC075 | 20 | 4 | 50% | 10 | NA | 30.53 | 1035.6 | |||||
| 28 | 17:51 | S 7 | 10.00 | Overcast | BKN120 OVC200 | 19 | 4 | 21 | 17 | 52% | 10 | NA | 30.52 | 1035.0 | |||
| 28 | 16:51 | S 7 | 10.00 | Overcast | FEW150 BKN200 OVC250 | 19 | 2 | 47% | 10 | NA | 30.54 | 1035.8 | |||||
| 28 | 15:51 | S 7 | 10.00 | Mostly Cloudy | FEW150 BKN250 | 19 | 3 | 49% | 10 | NA | 30.56 | 1036.4 | |||||
| 28 | 14:51 | SE 8 | 10.00 | A Few Clouds | FEW250 | 20 | -0 | 41% | 10 | NA | 30.57 | 1036.9 | |||||
| 28 | 13:51 | S 7 | 10.00 | A Few Clouds | FEW250 | 20 | -2 | 38% | 11 | NA | 30.59 | 1037.6 | |||||
| 28 | 12:51 | SE 7 | 10.00 | A Few Clouds | FEW250 | 18 | 1 | 47% | 9 | NA | 30.63 | 1038.7 | |||||
| 28 | 11:51 | SE 8 | 10.00 | Fair | CLR | 17 | 2 | 17 | -8 | 51% | 7 | NA | 30.67 | 1040.1 | |||
| 28 | 10:51 | SE 5 | 10.00 | Fair | CLR | 14 | -0 | 53% | 6 | NA | 30.69 | 1040.9 | |||||
| 28 | 09:51 | SE 7 | 10.00 | A Few Clouds | FEW250 | 10 | -1 | 61% | -1 | NA | 30.70 | 1041.4 | |||||
| 28 | 08:51 | S 5 | 10.00 | Partly Cloudy | SCT250 | 4 | -2 | 76% | -6 | NA | 30.71 | 1041.8 | |||||
| 28 | 07:51 | S 3 | 10.00 | Partly Cloudy | SCT250 | -0 | -3 | 87% | NA | NA | 30.71 | 1041.7 | |||||
| 28 | 06:51 | Calm | 10.00 | A Few Clouds | FEW250 | -6 | -8 | 91% | NA | NA | 30.70 | 1041.3 | |||||
| 28 | 05:51 | S 3 | 9.00 | A Few Clouds | FEW250 | -7 | -11 | 2 | -10 | 82% | NA | NA | 30.69 | 1041.1 | |||
| 28 | 04:51 | Calm | 9.00 | A Few Clouds | FEW250 | -8 | -13 | 78% | NA | NA | 30.67 | 1040.6 | |||||
| 28 | 03:51 | SW 3 | 10.00 | A Few Clouds | FEW250 | -7 | -12 | 79% | NA | NA | 30.65 | 1039.9 | |||||
| 28 | 02:51 | Calm | 10.00 | Fair | CLR | -4 | -10 | 75% | NA | NA | 30.65 | 1039.7 | |||||
| 28 | 01:51 | Calm | 10.00 | Fair | CLR | -5 | -9 | 83% | NA | NA | 30.67 | 1040.3 | |||||
| 28 | 00:51 | W 6 | 10.00 | Fair | CLR | 2 | -6 | 69% | -9 | NA | 30.66 | 1040.0 |
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS
SUMMARY: A record low of -10°F was set at 5:36 AM on Saturday, February 28, 2015. The average temperature for the month of February tied the record low of 14.6°F.
The record low for Chicago's official O'Hare International Airport came one day after the official Rockford, Illinois record low was broken at -15°F on February 27, 2015. The 24-hour radar archive for Saturday, February 28, 2015 showed that most of the precipitation stayed south of Chicagoland. Light snow arrived from the southwest starting at about 7:00 p.m. to 8:00 p.m. and continued through midnight. The snow cover was a beautiful sparkly snow.
Weather Underground Historical 24-Hour Weather Radar for Friday, February 28, 2015 ...
NWS Chicago Twitter: Sunshine Will Give Way to Increasing Clouds Today & Eventually Snow Late This Evening/Tonight; Snow Will Overspread Area During This Evening, W/ Dusting to 1" Along/N of I-88 & ~1-2" to South by About Midnight; If Chicago Doesn't Reach 21F, Will Be Coldest Feb on Record. Need 3 Mins of 21F to Be Official High, Getting Close!
Sunshine will give way to increasing clouds today & eventually snow late this evening/tonight. #ILWX #INWX pic.twitter.com/EpVK5Y3jVs
— NWS Chicago (@NWSChicago) February 28, 2015
Snow will overspread area during this evening, w/ dusting to 1" along/N of I-88 & ~1-2" to south by about midnight. pic.twitter.com/RHPIZnd2KT
— NWS Chicago (@NWSChicago) February 28, 2015
If Chicago doesn't reach 21F, will be coldest Feb on record. Need 3 mins of 21F to be official high, getting close! pic.twitter.com/Wdz5A1n0as
— NWS Chicago (@NWSChicago) February 28, 2015
Snow expected this evening, w/ dusting to 1" along/N of I-88 & ~1-2" to south by about midnight. pic.twitter.com/vqj03tdPj3
— NWS Chicago (@NWSChicago) February 28, 2015
| Twitter group from National Weather Service Chicago, Local Chicago Media, and The Weather Channel. |
GET YOUR CHICAGO CLIMATE DATA HERE FROM THE NATIONAL WEATHER SERVICE CHICAGO OFFICE ...
+ + + +
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST SUN MAR 1 2015
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 28 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 21 258 PM 61 1895 40 -19 30
MINIMUM -10R 536 AM 0 1884 24 -34 3
AVERAGE 6 32 -26 17
PRECIPITATION (IN)
YESTERDAY 0.02 1.35 1882 0.08 -0.06 0.00
MONTH TO DATE 1.45 1.79 -0.34 2.48
SINCE DEC 1 3.65 5.77 -2.12 7.24
SINCE JAN 1 2.86 3.52 -0.66 5.30
SNOWFALL (IN)
YESTERDAY 0.4 11.3 1900 0.3 0.1 0.0
MONTH TO DATE 26.8 9.1 17.7 19.5
SINCE DEC 1 40.7 28.4 12.3 67.4
SINCE JUL 1 43.6 29.8 13.8 68.3
SNOW DEPTH 9
DEGREE DAYS
HEATING
YESTERDAY 59 33 26 48
MONTH TO DATE 1405 1043 362 1328
SINCE DEC 1 3737 3478 259 4132
SINCE JUL 1 5180 4734 446 5415
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 700 AM
LOWEST 39 200 PM
AVERAGE 65
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 71 1992
MINIMUM TEMPERATURE (F) 25 -5 1962
SUNRISE AND SUNSET
MARCH 1 2015.........SUNRISE 627 AM CST SUNSET 541 PM CST
MARCH 2 2015.........SUNRISE 625 AM CST SUNSET 543 PM CST
- 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
SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with azimuth & trajectory, times for dawn, sunrise, solar noon, sunset, dusk ...
