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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, July 12, 2014

Chicago Weather O'Hare Data July 12 2014: Tornado Watch, Flash Flood Warning, Flood Advisory, Flash Flood Watch, Flood Warning

1223:51W 18 G 317.00RainFEW045 BKN100 OVC120726682%NANA29.891011.60.14
1222:51SW 127.00RainFEW038 FEW041 BKN110 OVC150797382%NA8229.851010.30.03
1221:51S 910.00Light RainFEW015 SCT150 BKN200 OVC250787282%NA8029.841010.0
1220:51S 910.00OvercastBKN017 BKN037 OVC150787179%NA8029.871010.9
1219:51S 510.00Light RainSCT019 BKN024 BKN050 OVC200787179%NA8029.901012.1
1218:51SW 310.00OvercastSCT020 BKN032 BKN150 OVC2007970807674%NA8229.931013.1
1217:51SW 1010.00OvercastSCT019 BKN150 OVC200797074%NA8229.951013.6
1216:51SW 1210.00OvercastSCT018 BKN150 OVC200797074%NA8229.951013.7
1215:51SW 13 G 2010.00OvercastFEW017 SCT150 BKN200 OVC250796972%NA8229.971014.3
1214:51SW 20 G 2910.00OvercastFEW015 BKN150 OVC250786769%NA8029.991015.2
1213:51SW 21 G 2810.00Overcast and BreezySCT016 OVC150786871%NA8030.001015.4
1212:51SW 18 G 2910.00Mostly CloudyBKN011 BKN1507769777077%NA7930.011015.70.08
1211:51S 1610.00OvercastBKN006 OVC050736884%NANA30.011015.70.02
1210:51S 138.00Light RainBKN006 BKN017 OVC023726784%NANA30.051017.20.02
1209:51S 73.00Light Rain Fog/MistBKN005 OVC011716787%NANA30.051017.20.030.04
1208:51S 85.00Fog/MistOVC025CB706687%NANA30.041017.0
1207:51S 1210.00OvercastOVC026706584%NANA30.051017.20.01
1206:51S 58.00Light RainBKN038 BKN047 OVC1507065737084%NANA30.041016.90.040.04
1205:51S 910.00Mostly CloudySCT042 BKN055 BKN070 BKN250736064%NANA30.041016.9
1204:51S 810.00Mostly CloudyBKN044 BKN060735962%NANA30.031016.6
1203:51S 710.00Mostly CloudyBKN042 BKN110725861%NANA30.051017.3
1202:51S 910.00OvercastBKN043 OVC110735859%NANA30.071017.9
1201:51S 510.00OvercastFEW080 OVC110725964%NANA30.101018.7
1200:51S 610.00Mostly CloudyBKN100 BKN1207259767264%NANA30.111019.2

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

Tornado Watch

WATCH COUNTY NOTIFICATION FOR WATCH 412
NATIONAL WEATHER SERVICE CHICAGO IL
1124 PM CDT SAT JUL 12 2014

ILC031-043-053-063-075-089-091-093-097-099-105-197-INC007-073-089-
111-127-130600-
/O.CON.KLOT.TO.A.0412.000000T0000Z-140713T0600Z/

TORNADO WATCH 412 REMAINS VALID UNTIL 1 AM CDT /2 AM EDT/ SUNDAY
FOR THE FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES

IN CENTRAL ILLINOIS

LIVINGSTON

IN EAST CENTRAL ILLINOIS

FORD                  IROQUOIS

IN NORTH CENTRAL ILLINOIS

LA SALLE

IN NORTHEAST ILLINOIS

COOK                  DUPAGE                GRUNDY
KANE                  KANKAKEE              KENDALL
LAKE IL               WILL

IN INDIANA THIS WATCH INCLUDES 5 COUNTIES

IN NORTHWEST INDIANA

BENTON                JASPER                LAKE IN
NEWTON                PORTER

THIS INCLUDES THE CITIES OF...AURORA...CHICAGO...FOWLER...GARY...
JOLIET...KANKAKEE...MOROCCO...MORRIS...OSWEGO...OTTAWA...
PIPER CITY...PONTIAC...RENSSELAER...VALPARAISO...WATSEKA...
WAUKEGAN AND WHEATON.

$$


Flash Flood Warning

FLASH FLOOD WARNING
ILC031-197-131030-
/O.NEW.KLOT.FF.W.0020.140713T0435Z-140713T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1135 PM CDT SAT JUL 12 2014

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN WILL COUNTY IN NORTHEAST ILLINOIS...
  CENTRAL AND SOUTHERN COOK COUNTY IN NORTHEAST ILLINOIS...

* UNTIL 530 AM CDT

* AT 1128 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH HEAVY RAINFALL EXPANDING
  ACROSS THE WARNED AREA. RAINFALL RATES OF THREE QUARTERS OF AN
  INCH PER HOUR HAVE BEEN OBSERVED AND ARE EXPECTED WITH THESE
  STORMS. WHILE THESE RATES ARE NOT EXCEPTIONALLY HIGH...GIVEN THE
  STORMS WILL LAST A FEW HOURS...AND THE HEAVY RAINFALL THAT
  OCCURRED EARLY SATURDAY MORNING...FLASH FLOODING IS LIKELY TO
  HAPPEN QUICKLY IN SOME LOCATIONS. THIS IS ESPECIALLY TRUE IN LOWER
  OR POOR DRAINAGE PLACES VULNERABLE TO FLASH FLOODING. WHILE THE
  RAIN WILL LIKELY END BY 200 AM...HIGH WATER MAY LAST THROUGH
  SUNRISE.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL LIKELY EXPERIENCE FLOODING
  INCLUDE...CHICAGO...MUCH OF THE SOUTHERN CHICAGO METRO AREA.

OTHER LOCATIONS AFFECTED...
FIRST MIDWEST BANK AMPHITHEATER...GOVERNORS STATE
UNIVERSITY...HAWTHORNE PARK...AND GRANT PARK.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&


Flood Advisory

FLOOD ADVISORY
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1059 PM CDT SAT JUL 12 2014

ILC031-043-089-093-097-111-197-131000-
/O.NEW.KLOT.FA.Y.0043.140713T0359Z-140713T1000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANE IL-KENDALL IL-MCHENRY IL-WILL IL-DUPAGE IL-LAKE IL-COOK IL-
1059 PM CDT SAT JUL 12 2014

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY FOR...
  DUPAGE COUNTY IN NORTHEAST ILLINOIS...
  KANE COUNTY IN NORTHEAST ILLINOIS...
  KENDALL COUNTY IN NORTHEAST ILLINOIS...
  LAKE COUNTY IN NORTHEAST ILLINOIS...
  MCHENRY COUNTY IN NORTHEAST ILLINOIS...
  NORTHERN COOK COUNTY IN NORTHEAST ILLINOIS...
  NORTHWESTERN WILL COUNTY IN NORTHEAST ILLINOIS...

* UNTIL 500 AM CDT SUNDAY

* AT 1057 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAINFALL ACROSS THE ADVISORY AREA. DOPPLER
  RADAR ESTIMATED ONE INCH OF RAIN PER HOUR FALLING WITH THESE
  STORMS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE MINOR FLOODING TO
  OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER
  CROSSINGS. SOME LOCATIONS THAT WILL EXPERIENCE MINOR FLOODING
  INCLUDE...MUCH OF THE WESTERN AND NORTHERN PORTIONS OF THE CHICAGO
  METRO AREA.

OTHER LOCATIONS AFFECTED...
ARGONNE NATIONAL LABORATORY...AURORA UNIVERSITY...BENEDICTINE
UNIVERSITY...CHAIN O LAKES STATE PARK...CHICAGOLAND SPEEDWAY ROUTE 66
RACEWAY...COLLEGE OF DUPAGE...


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE ELEVATED LEVELS ON SMALL
CREEKS AND STREAMS...PONDING OF WATER ON ROADS...URBAN AREAS...
HIGHWAYS... VIADUCTS...UNDERPASSES AND LOW LYING AREAS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR
IN A VEHICLE.

&&

Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
907 PM CDT SAT JUL 12 2014

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
131015-
/O.CON.KLOT.FF.A.0003.000000T0000Z-140713T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO...
OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...PONTIAC...
WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...RENSSELAER...
FOWLER
907 PM CDT SAT JUL 12 2014 /1007 PM EDT SAT JUL 12 2014/

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF ILLINOIS AND INDIANA...INCLUDING THE FOLLOWING
  COUNTIES...IN ILLINOIS...BOONE...COOK...DE KALB...DUPAGE...
  FORD...GRUNDY...IROQUOIS...KANE...KANKAKEE...KENDALL...LA
  SALLE...LAKE IL...LEE...LIVINGSTON...MCHENRY...OGLE...WILL AND
  WINNEBAGO. IN INDIANA...BENTON...JASPER...LAKE IN...NEWTON AND
  PORTER.

* THROUGH SUNDAY AFTERNOON.

* SHOWERS AND THUNDERSTORMS WILL MOVE EASTWARD ACROSS NORTHERN
  ILLINOIS AND NORTHWEST INDIANA INTO THE OVERNIGHT HOURS. THE
  STORMS WILL PRODUCE HEAVY RAINFALL WITH TOTALS REACHING 1 TO 2
  INCHES WITH LOCALLY HIGHER AMOUNTS BY SUNDAY MORNING. IN
  ADDITION...AREAS FROM SOUTHERN COOK COUNTY SOUTHWARD THROUGH
  PONTIAC AND GIBSON CITY RECEIVED 3 TO 4 INCHES OF RAIN SATURDAY
  MORNING. THESE AREAS WILL BE VERY SUSCEPTIBLE TO FLASH
  FLOODING.

* FLASH FLOODING MAY CAUSE ROADS TO BE CLOSED AND IMPASSIBLE AND
  CAUSE RISES ON AREA RIVERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

MDB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO


Flood Warning

FLOOD WARNING
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
858 PM CDT SAT JUL 12 2014

...THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A FLOOD WARNING
FOR THE FOLLOWING RIVERS IN ILLINOIS...

  THORN CREEK AT THORNTON AFFECTING COOK COUNTY

.THREE TO FIVE INCHES OF RAIN FELL OVER THE THORN CREEK AREA THIS
 MORNING. MORE RAINFALL IS EXPECTED LATER THIS EVENING INTO THE
 OVERNIGHT HOURS. THE THORN RIVER IS EXPECTED TO REACH FLOOD STAGE
 EARLY SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND
FIND AN ALTERNATE ROUTE.

ADDITIONAL INFORMATION CAN BE FOUND AT WEATHER.GOV/CHICAGO.

&&

ILC031-131358-
/O.NEW.KLOT.FL.W.0069.140713T0600Z-140713T1800Z/
/THNI2.1.ER.140713T0600Z.140713T0600Z.140713T1200Z.NO/
858 PM CDT SAT JUL 12 2014

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* FLOOD WARNING FOR
  THE THORN CREEK AT THORNTON.
* FROM LATE TONIGHT TO SUNDAY AFTERNOON.
* AT  830 PM SATURDAY THE STAGE WAS 9.5 FEET.
* FLOOD STAGE IS 10.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER IS EXPECTED TO RISE TO NEAR FLOOD STAGE EARLY
  SUNDAY.


&&

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