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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).

Saturday, March 1, 2014

Chicago Weather O'Hare Data March 01 2014

0123:51N 122.50Light SnowOVC034113151170%-4NA30.291027.10.030.26
0122:51N 102.00Light SnowBKN020 OVC03111473%-2NA30.301027.40.03
0121:51N 130.75Light SnowVV01511577%-4NA30.311027.60.03
0120:51N 122.00Light SnowOVC02512677%-2NA30.311027.60.030.17
0119:51N 91.50Light SnowOVC01713674%1NA30.281026.60.07
0118:51N 91.00Light SnowVV01114877%2NA30.281026.60.07
0117:51N 90.50SnowVV010158221574%3NA30.261025.90.050.08
0116:51N 95.00Light SnowSCT012 BKN030 OVC06016974%5NA30.251025.50.03
0115:51N 146.00Light SnowBKN018 OVC05018968%4NA30.221024.3
0114:51N 1310.00Light SnowFEW025 BKN060 OVC150201065%7NA30.231024.5
0113:51N 810.00OvercastBKN055 BKN075 OVC15022855%13NA30.191023.3
0112:51N 1010.00Mostly CloudyBKN045 BKN10022650%11NA30.221024.2
0111:51N 910.00OvercastSCT045 BKN065 OVC080217252054%11NA30.211024.0
0110:51N 1210.00OvercastBKN035 OVC15021959%9NA30.211023.8
0109:51N 910.00OvercastSCT027 OVC035211062%11NA30.181022.8
0108:51N 99.00OvercastOVC027211165%11NA30.171022.4
0107:51N 1210.00OvercastBKN014 OVC025211268%9NA30.141021.6
0106:51N 75.00Overcast with HazeBKN012 OVC020231572%15NA30.091020.0
0105:51N 1210.00OvercastBKN010 OVC0202517312572%14NA30.071019.00.06
0104:51N 1210.00OvercastOVC008262078%15NA30.041017.90.02
0103:51Calm0.75Light SnowVV009282381%NANA30.011017.10.04
0102:51NW 86.00Light SnowOVC029292172%21NA30.001016.6
0101:51Calm10.00OvercastOVC050301758%NANA29.991016.5
0100:51NW 910.00OvercastSCT070 OVC090301656%22NA30.001016.6


















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

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 1 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         31    145 AM  71    1992  40     -9       30
  MINIMUM         11   1159 PM  -5    1962  25    -14       25
  AVERAGE         21                        32    -11       28

PRECIPITATION (IN)
  YESTERDAY        0.29          1.09 2007   0.08   0.21     0.02
  MONTH TO DATE    0.29                      0.08   0.21     0.02
  SINCE MAR 1      0.29                      0.08   0.21     0.02
  SINCE JAN 1      5.59                      3.60   1.99     6.61

SNOWFALL (IN)
  YESTERDAY        3.7           4.6  1947   0.2    3.5      0.7
  MONTH TO DATE    3.7                       0.2    3.5      0.7
  SINCE MAR 1      3.7                       0.2    3.5      0.7
  SINCE JUL 1     72.0                      29.8   42.2     20.3
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  YESTERDAY       44                        33     11       37
  MONTH TO DATE   44                        33     11       37
  SINCE MAR 1     44                        33     11       37
  SINCE JUL 1   5459                      4767    692     4439

 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    16   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     9.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.

  SNOW
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           700 PM
 LOWEST     52          1200 PM
 AVERAGE    66

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


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        71      1974
 MINIMUM TEMPERATURE (F)   25        -4      1913


SUNRISE AND SUNSET
MARCH  2 2014.........SUNRISE   625 AM CST   SUNSET   543 PM CST
MARCH  3 2014.........SUNRISE   623 AM CST   SUNSET   544 PM CST


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

000
CDUS43 KLOT 021502 CCA
CLIORD

CLIMATE REPORT...CORRECTED PRECIP AMOUNT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST SUN MAR 2 2014


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

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 ...

SAMPLE WARNINGS/ALERTS FOR THE DATE ...


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
259 AM CST SAT MAR 1 2014

...PERIODS OF SNOW EXPECTED THROUGH THE WEEKEND...

WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO...
OTTAWA...OSWEGO...MORRIS...JOLIET
259 AM CST SAT MAR 1 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
9 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 AM CST SUNDAY.

* TIMING...AFTER A BRIEF ROUND OF SNOW EARLY THIS MORNING...MORE
  STEADY SNOW WILL DEVELOP LATE THIS AFTERNOON AND TAPER OFF BY
  SUNDAY MORNING. SOME LAKE EFFECT SNOW SHOWERS MAY LINGER OVER
  FAR NORTHEASTERN ILLINOIS THROUGH SUNDAY EVENING.

* ACCUMULATION...SNOWFALL OF 4 TO 6 INCHES...WITH ISOLATED
  HIGHER AMOUNTS POSSIBLE.

* MAIN IMPACT...SNOW MAY FALL HEAVILY AT TIMES...ESPECIALLY LATE
  THIS EVENING...WITH SNOWFALL RATES POSSIBLY REACHING UP TO AN
  INCH PER HOUR FOR A TIME. THIS WILL CAUSE SNOW COVERED ROADS...
  MAKING TRAVEL HAZARDOUS ACROSS THE REGION.

* OTHER IMPACTS...FRESH SNOWFALL...DECREASING TEMPERATURES AND
  INCREASING WINDS MAY BRING WIND CHILL READINGS OF 5 TO 15 BELOW
  ZERO FOR SUNDAY MORNING AND 10 TO 20 BELOW ZERO FOR MONDAY
  MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$


Hazardous Weather Outlook
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
431 AM CST SAT MAR 1 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
021045-
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-
431 AM CST SAT MAR 1 2014 /531 AM EST SAT MAR 1 2014/

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

.DAY ONE...TODAY AND TONIGHT.

A NARROW BAND OF SNOW WILL PUSH THROUGH THE AREA THIS
MORNING...PRODUCING UP TO AN INCH OF SNOW.

ADDITIONAL SNOW IS EXPECTED FROM LATE THIS AFTERNOON THROUGH
TONIGHT. THE SNOW SHOULD BEGIN OVER THE ROCKFORD METRO AREA THIS
AFTERNOON AND THEN SPREAD SOUTH AND EAST THROUGH THE EVENING...AND
PERSISTING OVERNIGHT. SEVERAL INCHES OF SNOW IS LIKELY AREA-WIDE BY
SUNDAY MORNING.

LOCALIZED RIVER FLOODING WILL BE POSSIBLE ALONG PORTIONS OF THE
ILLINOIS...IROQUOIS AND KANKAKEE RIVERS. THERE IS AN INCREASED
RISK OF LOCALIZED FLOODING DUE TO ICE JAMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

SNOW WILL PERSIST THROUGH MUCH OF THE DAY SUNDAY FOR LOCATIONS
SOUTH OF THE KANKAKEE AND ILLINOIS RIVER VALLEYS. SNOW WILL COME
TO AN END OVER NORTH CENTRAL ILLINOIS BY EARLY SUNDAY MORNING. THE
SNOW SHOULD COME TO AN END OVER MUCH OF NORTHERN ILLINOIS NORTH OF
THE I-80 CORRIDOR BY LATE SUNDAY MORNING...WHILE TRANSITIONING
OVER TO LAKE EFFECT SNOW SHOWERS FOR FAR NORTHEASTERN ILLINOIS AND
FAR NORTHWESTERN INDIANA. AROUND 4 TO 6 INCHES OF SNOW IS LIKELY
FOR LOCATIONS NORTH OF THE ILLINOIS AND KANKAKEE RIVERS...WITH 5
TO 7 INCHES EXPECTED FOR LOCATIONS TO THE SOUTH. THE LAKE EFFECT
SNOW SHOWERS SHOULD BRING ADDITIONAL LIGHT ACCUMULATIONS.

WIND CHILL READINGS OF 15 TO 25 BELOW ZERO ARE EXPECTED FOR MONDAY
MORNING.

LOCALIZED RIVER FLOODING WILL BE POSSIBLE ALONG PORTIONS OF THE
ILLINOIS...IROQUOIS AND KANKAKEE RIVERS. THERE IS AN INCREASED

RISK OF LOCALIZED FLOODING DUE TO ICE JAMS.