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Saturday, February 28, 2015

Chicago Weather O'Hare Data Saturday, February 28 2015 -- Record Low -10°F for Day, Record-Tying Average 14.6°F for Month

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Time
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Wind
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Vis.
(mi.)
WeatherSky Cond.Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 houraltimeter
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sea level
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1 hr3 hr6 hr
Max.

2823:51S 65.00Light Snow Fog/MistBKN065 OVC0901814201684%10NA30.451032.20.02
2822:51S 76.00Light Snow Fog/MistFEW020 BKN040 OVC100171384%7NA30.471033.10.01
2821:51S 73.00Light Snow Fog/MistFEW014 BKN038 BKN050171488%7NA30.491033.8
2820:51S 72.50Light SnowFEW025 OVC038181381%9NA30.501034.50.010.01
2819:51S 92.50Light SnowOVC038181277%7NA30.521034.9
2818:51S 810.00OvercastBKN055 OVC07520450%10NA30.531035.6
2817:51S 710.00OvercastBKN120 OVC200194211752%10NA30.521035.0
2816:51S 710.00OvercastFEW150 BKN200 OVC25019247%10NA30.541035.8
2815:51S 710.00Mostly CloudyFEW150 BKN25019349%10NA30.561036.4
2814:51SE 810.00A Few CloudsFEW25020-041%10NA30.571036.9
2813:51S 710.00A Few CloudsFEW25020-238%11NA30.591037.6
2812:51SE 710.00A Few CloudsFEW25018147%9NA30.631038.7
2811:51SE 810.00FairCLR17217-851%7NA30.671040.1
2810:51SE 510.00FairCLR14-053%6NA30.691040.9
2809:51SE 710.00A Few CloudsFEW25010-161%-1NA30.701041.4
2808:51S 510.00Partly CloudySCT2504-276%-6NA30.711041.8
2807:51S 310.00Partly CloudySCT250-0-387%NANA30.711041.7
2806:51Calm10.00A Few CloudsFEW250-6-891%NANA30.701041.3
2805:51S 39.00A Few CloudsFEW250-7-112-1082%NANA30.691041.1
2804:51Calm9.00A Few CloudsFEW250-8-1378%NANA30.671040.6
2803:51SW 310.00A Few CloudsFEW250-7-1279%NANA30.651039.9
2802:51Calm10.00FairCLR-4-1075%NANA30.651039.7
2801:51Calm10.00FairCLR-5-983%NANA30.671040.3
2800:51W 610.00FairCLR2-669%-9NA30.661040.0

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!




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 ...

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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

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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.

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