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Archives for Chicago's hourly weather data updated 24-48 hours after end of each day. MOBILE CHGOWX.COM ...
Weather conditions on bar directly above are near Lakefront. Weather conditions with Moon are O'Hare (official).

Tuesday, March 11, 2014

Chicago Weather O'Hare Data March 11 2014

1123:51NE 15 G 224.00Light SnowOVC008353082%25NA29.721006.70.03
1122:51NE 15 G 2210.00Light Rain SnowSCT012 OVC039373076%28NA29.741007.40.02
1121:51N 10 G 2610.00Light RainBKN046 OVC065373076%30NA29.751007.9
1120:51NE 17 G 2410.00OvercastBKN075 BKN110 OVC150372870%27NA29.721006.9
1119:51NE 1510.00OvercastFEW140 OVC160382970%29NA29.751007.8
1118:51NE 1610.00OvercastBKN120 OVC1403828493868%29NA29.721006.8
1117:51NE 17 G 2810.00OvercastSCT110 BKN130 OVC250413270%33NA29.701006.1
1116:51N 13 G 2210.00OvercastOVC100423371%35NA29.701006.1
1115:51NE 20 G 2510.00OvercastOVC100433368%34NA29.691005.8
1114:51NE 1410.00OvercastFEW095 SCT110 OVC250452954%39NA29.691005.6
1113:51NE 1310.00OvercastBKN100 OVC250463054%40NA29.691005.7
1112:51NE 1410.00OvercastBKN150 OVC2504930503748%44NA29.691005.7
1111:51NE 1210.00OvercastBKN140 OVC250493150%44NA29.671004.9
1110:51E 810.00OvercastFEW055 SCT100 OVC250483152%44NA29.671005.0
1109:51E 310.00OvercastFEW070 BKN120 OVC200473154%NANA29.691005.6
1108:51Calm10.00OvercastFEW030 OVC100443468%NANA29.691005.6
1107:51Calm10.00OvercastOVC110433163%NANA29.661004.8
1106:51Calm10.00OvercastSCT160 OVC2203830433673%NANA29.651004.4
1105:51Calm10.00Mostly CloudyBKN120 BKN250393173%NANA29.651004.2
1104:51Calm10.00Mostly CloudyBKN130 BKN200393276%NANA29.631003.5
1103:51NW 310.00OvercastOVC130413373%NANA29.641003.9
1102:51Calm10.00OvercastOVC130413476%NANA29.651004.1
1101:51W 510.00Mostly CloudyBKN130 BKN250413476%38NA29.661004.4
1100:51W 510.00Mostly CloudyBKN130 BKN2504235484076%39NA29.661004.6

CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ... | NWS Chicago Office OBSERVED WEATHER REPORTS


...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 11 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         50   1124 AM  74    1990  45      5       48
  MINIMUM         34   1159 PM   3    1979  28      6       33
  AVERAGE         42                        36      6       41

PRECIPITATION (IN)
  YESTERDAY        0.14          0.92 1957   0.08   0.06     0.07
  MONTH TO DATE    0.69                      0.85  -0.16     1.66
  SINCE MAR 1      0.69                      0.85  -0.16     1.66
  SINCE JAN 1      5.99                      4.37   1.62     8.25

SNOWFALL (IN)
  YESTERDAY        0.4           4.4  1941   0.2    0.2       T
  MONTH TO DATE    7.6                       2.6    5.0      9.9
  SINCE MAR 1      7.6                       2.6    5.0      9.9
  SINCE JUL 1     75.9                      32.2   43.7     29.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       23                        29     -6       24
  MONTH TO DATE  431                       338     93      364
  SINCE MAR 1    431                       338     93      364
  SINCE JUL 1   5846                      5072    774     4766

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  SNOW
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76          1200 AM
 LOWEST     50          1000 AM
 AVERAGE    63

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        81      1990
 MINIMUM TEMPERATURE (F)   28         1      1948


SUNRISE AND SUNSET
MARCH 12 2014.........SUNRISE   709 AM CDT   SUNSET   655 PM CDT
MARCH 13 2014.........SUNRISE   707 AM CDT   SUNSET   656 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.


000
CDUS43 KLOT 120636
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT WED MAR 12 2014

WINTER STORM WARNING ...

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
351 AM CDT TUE MAR 11 2014

...PERIODS OF MODERATE TO HEAVY SNOW EXPECTED TONIGHT INTO
WEDNESDAY MORNING...

ILZ013-014-019>022-111700-
/O.NEW.KLOT.WS.W.0006.140312T0300Z-140312T1800Z/
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-
INCLUDING THE CITIES OF...WHEATON...CHICAGO...OTTAWA...OSWEGO...
MORRIS...JOLIET
351 AM CDT TUE MAR 11 2014

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 PM
CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 1 PM CDT WEDNESDAY.

* TIMING...RAIN IS EXPECTED TO CHANGE TO SNOW BY MID TO LATE THIS
  EVENING FROM NORTH TO SOUTH. THE SNOW SHOULD END FROM WEST TO
  EAST WEDNESDAY MORNING.

* SNOW RATES...1 TO 2 INCHES PER HOUR AT TIMES LATE THIS EVENING
  AND OVERNIGHT.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES BY WEDNESDAY MID
  MORNING.

* MAIN IMPACTS...PERIODS OF HEAVY SNOW...COMBINED WITH NORTHERLY
  WINDS OF 20 TO 25 MPH AND GUSTS TO 40 MPH LATE TONIGHT THROUGH
  WEDNESDAY MORNING WILL LEAD TO CONSIDERABLE BLOWING AND DRIFTING
  SNOW...WITH NEAR BLIZZARD CONDITIONS AT TIMES. TRAVEL WILL
  LIKELY BECOME TREACHEROUS DUE TO SNOW COVERED ROADS AND
  SIGNIFICANTLY REDUCED VISIBILITY LATE TONIGHT AND THROUGH
  WEDNESDAY MORNING.

* OTHER IMPACTS...TRAVEL IN AND OUT OF OHARE AND MIDWAY AIRPORTS
  WILL LIKELY BE ADVERSELY IMPACTED WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$



Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1105 AM CDT TUE MAR 11 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
121615-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
1105 AM CDT TUE MAR 11 2014 /1205 PM EDT TUE MAR 11 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

RAIN WILL TRANSITION TO SNOW AND BECOME HEAVY AT TIMES ACROSS
MUCH OF NORTHERN ILLINOIS AND ALL OF NORTHWEST INDIANA LATER THIS
EVENING INTO OVERNIGHT. THE HEAVIEST SNOWFALL AMOUNTS ARE
EXPECTED TO BE MAINLY SOUTH OF INTERSTATE 88. IN
ADDITION...INCREASING WIND SPEEDS WILL LEAD TO AREAS OF BLOWING
SNOW OVERNIGHT.

THERE IS AN INCREASED RISK OF LOCALIZED FLOODING DUE TO ICE JAMS
AS RUNOFF FROM SNOW MELT INCREASES FLOWS ON AREA STREAMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

SNOW WILL LINGER ACROSS NORTHEAST ILLINOIS AND NORTHWEST INDIANA
EARLY ON WEDNESDAY MORNING...WITH BLOWING SNOW POTENTIALLY
CONTINUING ACROSS MUCH OF THE AREA ON WEDNESDAY MORNING.

THERE IS A CONTINUED RISK OF LOCALIZED FLOODING DUE TO ICE JAMS
ON AREA STREAMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH THIS
AFTERNOON...ALTHOUGH SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL
TOTALS TO THE NATIONAL WEATHER SERVICE CHICAGO.

HOMETOWN WEATHER: Arlington Heights Weather Forecast -- Arlingtoncardinal.com/weather

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