Alert archive / Illinois / Wind Advisories in 2013

Wind Advisory 5, NWS Chicago, IL

November 16, 201316 counties in Illinois; 5 counties in Indiana

NWS Chicago, IL issued this wind advisory at Nov 16, 2013, 2:59 PM CST for 16 counties in Illinois; 5 counties in Indiana. It took effect at Nov 17, 2013, 10:00 AM CST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Nov 16, 2013, 2:59 PM CST (20:59 UTC)
In effect from
Nov 17, 2013, 10:00 AM CST
Expired
Nov 17, 2013, 8:00 PM CST
In force
10 hr
Issued by
NWS Chicago, IL
All 21 counties

Boone County, IL, DeKalb County, IL, DuPage County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Kane County, IL, Kankakee County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, Livingston County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL, Benton County, IN, Jasper County, IN, Lake County, IN, Newton County, IN, Porter County, IN

The radar

The Chicago radar (KLOT), 15 km from the middle of the area, began a volume at 21:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.0 hours before the alert went out and 156 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2013-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2013-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 344 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
464 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
344 m²/s²
0-3 km storm-relative helicity
265 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

941 
WWUS73 KLOT 162059
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
259 PM CST SAT NOV 16 2013

ILZ010>014-019>023-032-033-039-INZ001-002-010-011-019-170500-
/O.NEW.KLOT.WI.Y.0005.131117T1600Z-131118T0200Z/
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...DIXON...DEKALB...AURORA...WHEATON...
CHICAGO...OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...
PONTIAC...WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...
RENSSELAER...FOWLER
259 PM CST SAT NOV 16 2013 /359 PM EST SAT NOV 16 2013/

...WIND ADVISORY IN EFFECT FROM 10 AM CST /11 AM EST/ TO 8 PM CST
/9 PM EST/ SUNDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM CST /11 AM EST/ TO 8 PM
CST /9 PM EST/ SUNDAY. 

* TIMING...MID SUNDAY MORNING THROUGH SUNDAY EVENING.

* WINDS...SOUTHWEST WINDS AT 30 MPH WILL BE GUSTING TO 45 MPH BY
  MID SUNDAY MORNING. THEY WILL THEN TURN WEST BEHIND A COLD FRONT
  SUNDAY AFTERNOON AND CONTINUE TO BE STRONG THROUGH SUNDAY
  EVENING.

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE
  VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

JEE

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
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WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO
5 follow-up statements
712 
WWUS73 KLOT 170328
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
928 PM CST SAT NOV 16 2013

ILZ003>006-008-171130-
/O.EXA.KLOT.WI.Y.0005.131117T1600Z-131118T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON
928 PM CST SAT NOV 16 2013

...WIND ADVISORY IN EFFECT FROM 10 AM TO 8 PM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM TO 8 PM CST SUNDAY. 

* TIMING...LATE SUNDAY MORNING THROUGH SUNDAY EVENING.

* WINDS...SOUTHWEST WILL INCREASE BY EARLY AFTERNOON...THEN BECOME
  WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT PUSHES ACROSS
  THE AREA. WIND GUSTS OF 45 TO 50 MPH ARE LIKELY. HOWEVER...THERE
  COULD BE A BRIEF PERIOD LATER SUNDAY AFTERNOON WITH EVEN
  STRONGER WIND GUSTS UP TO 55 MPH AS THE COLD FRONT PUSHES ACROSS
  THE AREA. WIND SPEEDS SHOULD EASE LATER SUNDAY EVENING.

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH 
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

ILZ010>014-019>023-032-033-039-INZ001-002-010-011-019-171130-
/O.CON.KLOT.WI.Y.0005.131117T1600Z-131118T0200Z/
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...DIXON...DEKALB...AURORA...WHEATON...
CHICAGO...OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...
PONTIAC...WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...
RENSSELAER...FOWLER
928 PM CST SAT NOV 16 2013 /1028 PM EST SAT NOV 16 2013/

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM CST /11 AM EST/ TO
8 PM CST /9 PM EST/ SUNDAY...

* TIMING...LATE SUNDAY MORNING THROUGH SUNDAY EVENING.

* WINDS...SOUTHWEST WINDS WILL INCREASE BY EARLY AFTERNOON...THEN
  BECOME WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT PUSHES
  ACROSS THE AREA. WINDS GUSTS OF 45 TO 50 MPH ARE LIKELY.
  HOWEVER...THERE COULD BE A BRIEF PERIOD LATER SUNDAY AFTERNOON
  WITH EVEN STRONGER WIND GUSTS UP TO 55 MPH AS THE COLD FRONT
  PUSHES ACROSS THE AREA. WIND SPEEDS SHOULD EASE LATER SUNDAY 
  EVENING.

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH 
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO
218 
WWUS73 KLOT 170909
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
309 AM CST SUN NOV 17 2013

ILZ013-014-019>023-032-033-039-INZ001-002-010-011-019-171715-
/O.UPG.KLOT.WI.Y.0005.131117T1600Z-131118T0200Z/
/O.NEW.KLOT.HW.W.0001.131117T1600Z-131118T0200Z/
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...WHEATON...CHICAGO...OTTAWA...OSWEGO...
MORRIS...JOLIET...KANKAKEE...PONTIAC...WATSEKA...PAXTON...GARY...
VALPARAISO...MOROCCO...RENSSELAER...FOWLER
309 AM CST SUN NOV 17 2013 /409 AM EST SUN NOV 17 2013/

...HIGH WIND WARNING IN EFFECT FROM 10 AM CST /11 AM EST/ THIS
MORNING TO 8 PM CST /9 PM EST/ THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 10 AM CST /11 AM EST/ THIS
MORNING TO 8 PM CST /9 PM EST/ THIS EVENING. THE WIND ADVISORY IS
NO LONGER IN EFFECT. 

* TIMING...LATE THIS MORNING THROUGH THIS EVENING.

* WINDS...SOUTHWEST WINDS WILL INCREASE BY EARLY AFTERNOON...THEN
  BECOME WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT PUSHES
  ACROSS THE AREA. WIDESPREAD WIND GUSTS OF 45 TO 55 MPH ARE
  EXPECTED WITH A FEW GUSTS TO AROUND 60 MPH...ESPECIALLY IN THE
  MID TO LATE AFTERNOON. WIND SPEEDS SHOULD EASE LATER THIS 
  EVENING.

* IMPACTS...WIND GUSTS TO 60 MPH COULD BLOW DOWN TREE LIMBS AND
  POWER LINES...AND COULD CAUSE MINOR STRUCTURAL DAMAGE TO
  BUILDINGS. WINDS WILL CREATE HAZARDOUS DRIVING CONDITIONS FOR
  HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

ILZ003>006-008-010>012-171715-
/O.CON.KLOT.WI.Y.0005.131117T1600Z-131118T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA
309 AM CST SUN NOV 17 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM CST THIS EVENING...

* TIMING...LATE THIS MORNING THROUGH THIS EVENING.

* WINDS...SOUTHWEST WINDS WILL INCREASE BY EARLY AFTERNOON...THEN
  BECOME WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT PUSHES
  ACROSS THE AREA. WIND GUSTS OF 45 TO 50 MPH ARE EXPECTED.
  HOWEVER...THERE COULD BE A PERIOD IN THE MID TO LATE AFTERNOON
  WITH GUSTS UP TO 55 MPH. WIND SPEEDS SHOULD EASE LATER THIS 
  EVENING.

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE
  VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

ALLSOPP

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO
633 
WWUS73 KLOT 171654
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
1054 AM CST SUN NOV 17 2013

ILZ013-014-019>023-032-033-039-INZ001-002-010-011-019-180100-
/O.CON.KLOT.HW.W.0001.000000T0000Z-131118T0200Z/
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...WHEATON...CHICAGO...OTTAWA...OSWEGO...
MORRIS...JOLIET...KANKAKEE...PONTIAC...WATSEKA...PAXTON...GARY...
VALPARAISO...MOROCCO...RENSSELAER...FOWLER
1054 AM CST SUN NOV 17 2013 /1154 AM EST SUN NOV 17 2013/

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM CST /9 PM EST/
THIS EVENING...

* TIMING...THROUGH THIS EVENING.

* WINDS...SOUTHWEST WINDS WILL INCREASE BY EARLY AFTERNOON...
  THEN BECOME WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT 
  PUSHES ACROSS THE AREA. WIDESPREAD WIND GUSTS OF 45 TO 55 MPH 
  ARE EXPECTED WITH A FEW GUSTS TO AROUND 60 MPH...ESPECIALLY IN 
  THE MID TO LATE AFTERNOON. WIND SPEEDS SHOULD EASE LATER THIS 
  EVENING. 

* IMPACTS...WIND GUSTS TO 60 MPH COULD BLOW DOWN TREE LIMBS AND 
  POWER LINES...AND COULD CAUSE MINOR STRUCTURAL DAMAGE TO 
  BUILDINGS. WINDS WILL CREATE HAZARDOUS DRIVING CONDITIONS FOR 
  HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

ILZ003>006-008-010>012-180100-
/O.CON.KLOT.WI.Y.0005.000000T0000Z-131118T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA
1054 AM CST SUN NOV 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING...

* TIMING...THROUGH THIS EVENING.

* WINDS...SOUTHWEST WINDS WILL INCREASE BY EARLY AFTERNOON...
  THEN BECOME WESTERLY BY EARLY EVENING AS A STRONG COLD FRONT 
  PUSHES ACROSS THE AREA. WIND GUSTS OF 45 TO 50 MPH ARE 
  EXPECTED. HOWEVER...THERE COULD BE A PERIOD IN THE MID TO LATE 
  AFTERNOON WITH GUSTS UP TO 55 MPH. WIND SPEEDS SHOULD EASE 
  LATER THIS EVENING. 

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH 
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

LENNING

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO
550 
WWUS73 KLOT 172209
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
409 PM CST SUN NOV 17 2013

ILZ013-014-019>023-032-033-039-INZ001-002-010-011-019-180200-
/O.CON.KLOT.HW.W.0001.000000T0000Z-131118T0200Z/
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...WHEATON...CHICAGO...OTTAWA...OSWEGO...
MORRIS...JOLIET...KANKAKEE...PONTIAC...WATSEKA...PAXTON...GARY...
VALPARAISO...MOROCCO...RENSSELAER...FOWLER
409 PM CST SUN NOV 17 2013 /509 PM EST SUN NOV 17 2013/

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM CST /9 PM EST/
THIS EVENING...

* TIMING...THROUGH THIS EVENING.

* WINDS...WESTERLY WINDS WILL CONTINUE TO GUST BETWEEN 45 AND 55 MPH
  THROUGH EARLY THIS EVENING. A FEW GUSTS COULD EVEN BE AS HIGH AS
  60 MPH...ESPECIALLY THROUGH LATE AFTERNOON. WIND SPEEDS SHOULD
  EASE LATER THIS EVENING.

* IMPACTS...WIND GUSTS TO 60 MPH COULD BLOW DOWN TREE LIMBS AND 
  POWER LINES...AND COULD CAUSE MINOR STRUCTURAL DAMAGE TO 
  BUILDINGS. WINDS WILL CREATE HAZARDOUS DRIVING CONDITIONS FOR 
  HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

ILZ003>006-008-010>012-180200-
/O.CON.KLOT.WI.Y.0005.000000T0000Z-131118T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA
409 PM CST SUN NOV 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING...

* TIMING...THROUGH THIS EVENING.

* WINDS...WESTERLY WINDS WILL CONTINUE TO GUST BETWEEN 45 AND 50
  MPH THROUGH EARLY THIS EVENING. WIND SPEEDS SHOULD EASE LATER
  THIS EVENING.

* IMPACTS...BE CERTAIN THAT ANY LOOSE ITEMS SUSCEPTIBLE TO HIGH 
  WINDS ARE SECURED. WINDS MAY ADVERSELY IMPACT HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN
CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING
MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS
SHOULD BE ALERT AND USE CAUTION.

&&

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGO
852 
WWUS73 KLOT 180200
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
800 PM CST SUN NOV 17 2013


ILZ013-014-019>023-032-033-039-INZ001-002-010-011-019-180300-
/O.EXP.KLOT.HW.W.0001.000000T0000Z-131118T0200Z/
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...WHEATON...CHICAGO...OTTAWA...OSWEGO...
MORRIS...JOLIET...KANKAKEE...PONTIAC...WATSEKA...PAXTON...GARY...
VALPARAISO...MOROCCO...RENSSELAER...FOWLER
800 PM CST SUN NOV 17 2013 /900 PM EST SUN NOV 17 2013/

...HIGH WIND WARNING WILL EXPIRE AT 8 PM CST /9 PM EST/ THIS
EVENING...

WINDS CONTINUE TO ABATE THIS EVENING. HOWEVER...EXPECT WINDS TO
REMAIN GUSTY UP TO 35 TO 40 MPH FOR THE NEXT FEW HOURS THIS EVENING.

$$

ILZ003>006-008-010>012-180300-
/O.EXP.KLOT.WI.Y.0005.000000T0000Z-131118T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA
800 PM CST SUN NOV 17 2013

...WIND ADVISORY WILL EXPIRE AT 8 PM CST THIS EVENING...

WINDS CONTINUE TO ABATE THIS EVENING. HOWEVER...EXPECT WINDS TO
REMAIN GUSTY UP TO 35 TO 40 MPH FOR THE NEXT FEW HOURS THIS EVENING..

$$

KJB

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
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What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Chicago, IL wrote its last area forecast discussion before this wind advisory went out at Nov 16, 2:43 PM CST, 16 minutes earlier.

Area forecast discussion, Nov 16, 2:43 PM CST, 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
243 PM CST SAT NOV 16 2013

.DISCUSSION...
1230 PM CST

ONLY SMALL CHANGES MADE TO THIS AFTERNOON FORECAST. SHOWER
COVERAGE WILL FURTHER INCREASE AHEAD OF THE WELL-DEFINED SHORT
WAVE TROUGH LIFTING NORTHEAST FROM THE NE/IA BORDER. THE MOISTURE
TRANSPORT NOSE ALONG WITH ELEVATED STEEP LAPSE RATES SEEN ON 12Z
REGIONAL SOUNDINGS WILL CONTINUE TO ADVECT OVER THE AREA
SUPPORTING AND REPLENISHING THIS ACTIVITY INTO EARLY EVE. SEVERE
POTENTIAL REMAINS VERY LOW WITH THIS. TEMPERATURES SHOULD CONTINUE
TO WARM ESPECIALLY OUTSIDE OF THE SHOWERS...JUST SIMPLY BY PURE
ADVECTION.

PRONOUNCED REGIONAL SEVERE THREAT CONTINUES FOR LATE TONIGHT INTO
SUNDAY AFTERNOON. NEW SPC MODERATE RISK DOES INCLUDE A LARGER
PORTION OF THE FORECAST AREA...INCLUDING ALL OF CHICAGOLAND.
UPDATED DISCUSSION ON THIS WILL BE POSTED BY 300 PM.

MTF

//PREV DISCUSSION...
815 AM CST

FORECAST UPDATED TO ADD DRIZZLE IN THROUGH THIS MORNING.

THE LOW-LEVEL MOISTURE SURGE CONTINUES TO RETURN OVER THE AREA.
ISENTROPIC ASCENT ON THE RAP ANALYSIS OF 285K AND 290K SURFACES
HAS RAPIDLY SATURATED AND LOOKS TO BE THE ROOT OF THIS. EVEN ON
THE 12Z ILX RAOB...THE PROFILE WAS VERY SUGGESTIVE OF DRIZZLE.
THIS COULD CONTINUE INTO THIS AFTERNOON BASED ON THE EXTENT OF
UPSTREAM OBS ACROSS CENTRAL AND SOUTHERN IL. SOUTH WINDS CONTINUE
TO BRING WARM AIR ADVECTION SO TEMPERATURES WILL INCH UPWARD. THE
CHANCE FOR TRUE SHOWERS AND POSSIBLY SOME STORMS TODAY STILL LOOKS
TO ARRIVE WITH A SHORT WAVE ACROSS THE WESTERN FORECAST AREA BY
EARLY AFTERNOON AND SPREADING EAST FROM THERE.

MTF

//PREV DISCUSSION...

333 AM...FORECAST FOCUS REMAINS POTENTIAL SEVERE WEATHER OUTBREAK
ACROSS THE SOUTHERN LAKES AND OHIO VALLEY ON SUNDAY.

IN THE SHORT TERM...LOW CLOUDS HAVE STREAMED NORTH ACROSS THE AREA
SIGNALING THE BEGINNING OF A SURGE OF LOW LEVEL MOISTURE.
DEWPOINTS SLOWLY CREEPING INTO THE LOWER 40S EARLY THIS MORNING
WILL CONTINUE TO RISE INTO THE LOWER/MID 50S THIS AFTERNOON...UPPER
50S TONIGHT AND LIKELY POOL IN THE LOWER TO PERHAPS MID 60S JUST
AHEAD OF THE COLD FRONT SUNDAY MORNING.

LOW PRESSURE OVER NEBRASKA WILL LIFT NORTH TO MINNESOTA BY THIS
EVENING AND AS IT DOES...AN UPPER LEVEL WAVE WILL MOVE ACROSS THE
AREA THIS AFTERNOON INTO THIS EVENING. MUCH OF THE EASTERN HALF OR
TWO THIRDS WILL LIKELY REMAIN DRY THIS MORNING WITH PRECIP
SPREADING ACROSS THE WESTERN CWA BY LATE MORNING. HAVE INCLUDED
JUST A CHANCE OF THUNDERSTORMS WITH THE STRONGER/CONVECTIVE
ELEMENTS BUT CONFIDENCE REGARDING HOW WIDESPREAD LIGHTNING/THUNDER
WILL BECOME IS SOMEWHAT LOW AND THUNDER COVERAGE MAY NEED TO BE
INCREASED BASED ON SHORT TERM TRENDS ONCE PRECIP DEVELOPS/ARRIVES.
THIS ACTIVITY SHOULD MOVE NORTHEAST OF THE AREA BY MID/LATE EVENING
WITH A POSSIBLE LULL IN ACTIVITY INTO THE EARLY MORNING HOURS. NOT
EXPECTING ANY OF THE THUNDERSTORMS DURING THIS FIRST WAVE TO BE
SEVERE. SOME COULD PRODUCE STRONG/GUSTY WINDS AS WELL AS HEAVY
RAIN. THOUGH STORM MOTION SHOULD BE SUFFICIENTLY FAST TO PREVENT A
LONG DURATION HEAVY RAIN IN ANY ONE LOCATION. RAINFALL AMOUNTS
WITH THIS WAVE APPEAR TO BE IN THE 0.5 TO 0.75 RANGE.

DESPITE MAINLY CLOUDY SKIES TODAY AND THEN PRECIP THIS
AFTERNOON...WITH THE NOTED SURGE IN LOW LEVEL MOISTURE...TEMPS
WILL CONTINUE TO CLIMB THROUGH THE DAY WITH CURRENT TEMPS ALREADY
IN THE LOWER 50S ACROSS SOUTHERN IL. THUS...HIGHS IN THE UPPER 50S
TO LOWER 60S LOOK ON TRACK AND MUCH OF THE SOUTHERN THIRD/HALF OF
THE CWA MAY NOT SEE PRECIP UNTIL LATE THIS AFTERNOON AND IF ANY
BREAKS DEVELOP...THIS WILL AID TEMPS FURTHER. AS PRECIP ENDS THIS
EVENING...POSSIBLE FOR SOME LOCATIONS...ESPECIALLY NORTHERN
CWA...TO CONTINUE TO WARM WITH HIGHS BEING REACHED IN THE EVENING.

A SECOND LOW THEN DEVELOPS OVER EASTERN COLORADO TONIGHT AND
QUICKLY SHIFTS EAST TO IOWA BY SUNDAY MORNING...THEN RAPIDLY
DEEPENS AS IT ABSORBS THE FIRST LOW OVER MINNESOTA...AND REACHES
LAKE SUPERIOR BY SUNDAY EVENING. A STRONG COLD FRONT WILL RACE
ACROSS THE CWA FROM MID/LATE SUNDAY MORNING THROUGH EARLY/MID
SUNDAY AFTERNOON. ANOTHER WAVE OF THUNDERSTORMS IS POSSIBLE IN THE
EARLY MORNING HOURS OF SUNDAY AHEAD OF THIS SECOND LOW...
DEVELOPING OVER EASTERN IOWA AND NORTHWEST IL THEN MOVING INTO
SOUTHERN WI...MOSTLY LIKELY BY SUNRISE. AT THE SAME TIME...
ADDITIONAL THUNDERSTORMS COULD BE DEVELOPING AHEAD OF THE COLD
FRONT ACROSS PARTS OF IOWA/MISSOURI. ANY OF THESE THUNDERSTORMS
OVERNIGHT INTO EARLY SUNDAY MORNING COULD BECOME SEVERE. BUT TO
WHAT EXTENT AND HOW WIDESPREAD ANY SEVERE WEATHER WOULD BECOME IS
UNCERTAIN. HOWEVER...WITH SUCH WARM/MOIST LOW LEVELS...A DEEPENING
SURFACE LOW AND WHAT COULD END UP BEING A WARM FRONTAL BOUNDARY
ACROSS THE NORTHERN CWA...THE THREAT OF A TORNADO WITH ANY STRONG
STORMS CAN/T BE RULED OUT.

ANOTHER BRIEF LULL IS EXPECTED SUNDAY MORNING BEFORE WHAT APPEARS
LIKE IT COULD BE THE BEGINNING OF A WIDESPREAD SEVERE WEATHER
OUTBREAK DEVELOPS. WINDS THROUGH THE ENTIRE COLUMN REMAIN VERY
IMPRESSIVE WITH 50 KNOTS AS LOW AS 900MB SUNDAY MORNING. AS
NOTED...WHILE THE WARM/MOIST CONDITIONS WILL HELP/AID STORMS
STAYING SURFACE BASED...EXPECT QUITE A BIT OF CLOUD COVER...AND
WHILE HAVE TRIED TO SHOW SOME PARTLY/MOSTLY CLOUDY CONDITIONS AT
LEAST ACROSS THE SOUTHEAST CWA SUNDAY MORNING...ITS POSSIBLE
OVERCAST CONDITIONS WILL PERSIST UNTIL FROPA. ADDITIONAL
UNCERTAINTY REMAINS WITH WHERE/WHEN THUNDERSTORMS WILL DEVELOP...
JUST WEST OF THE CWA...OVER THE CWA...EASTERN CWA/NORTHWEST
INDIANA. ENTIRE CWA IS NOW INCLUDED IN SLIGHT RISK PER THIS
MORNING/S SPC DAY2 OUTLOOK WITH MODERATE RISK EAST OF THE
I-55/I-57 CORRIDOR. POTENTIAL IS CERTAINLY HIGHER OVER THE EASTERN
CWA BUT EVEN FROM THIS DISTANCE WILL BE INCLUDING SEVERE
MENTION/DAMAGING WINDS IN THE ZONES/GRIDS. THUNDERSTORMS WILL BE
ENDING FROM WEST TO EAST DURING THE MID/LATE AFTERNOON AND ALSO
ATTEMPTED TO INCLUDE THIS TIMING IN THE GRIDS. THE THREAT OF A
TORNADO OR TWO WILL REMAIN SUNDAY BUT DAMAGING WINDS APPEAR TO BE
THE PRIMARY SEVERE WEATHER THREAT. DESPITE PRECIPITABLE WATER
VALUES ONLY AROUND AN INCH...EXPECT VERY EFFICIENT RAIN PRODUCTION
WITH ANOTHER 0.5-0.75 INCHES POSSIBLE...ALTHOUGH PERHAPS MORE
LOCALIZED DEPENDING ON CONVECTIVE COVERAGE.

STRONG WINDS FROM THE SOUTH WILL DEVELOP TODAY WITH GUSTS INTO THE
30-35 MPH RANGE POSSIBLE. STILL APPEARS THERE COULD BE A 3-6 HOUR
WINDOW THIS EVENING OF GUSTS 40+ MPH BEFORE WINDS DIMINISH SOME
OVERNIGHT...WHILE CLOSE TO WIND ADVISORY CRITERIA...NOT SURE IT
WILL BE REACHED AND NO HEADLINES THROUGH TONIGHT. BY SUNDAY...
LOW LEVEL WINDS ARE WELL INTO ADVISORY CRITERIA AND SOME OF THIS
WILL LIKELY MIX TO THE SURFACE ESPECIALLY JUST BEHIND THE STORMS/
COLD FRONT AS COLD ADVECTION IS AIDED BY LARGE PRESSURE RISES.
THIS IS THIRD PERIOD AND A BIT EARLY FOR AN ADVISORY AND LATER
SHIFTS WILL NEED TO ASSESS WIND POTENTIAL/HEADLINES FOR SUNDAY.

HAVE CONTINUED INCREASING HIGH TEMPS FOR SUNDAY WITH MID 60S NORTH
TO UPPER 60S FROM I-55 SOUTH AND ITS QUITE POSSIBLE SOME AREAS MAY
SEE TEMPS TAG 70 AHEAD OF THE FRONT...ESPECIALLY WITH ANY BREAKS
IN THE OVERCAST AS 850MB TEMPS ARE NOW EXPECTED TO BE IN THE +12C
TO +15C RANGE.

WRAP AROUND SHOWERS WILL BE POSSIBLE SUNDAY EVENING BUT SHOULD BE
ENDING FAIRLY QUICKLY WITH CLEARING SKIES OVERNIGHT AS HIGH
PRESSURE BUILDS INTO THE REGION MONDAY AFTERNOON/MONDAY NIGHT AND
THIS HIGH IS MOVING FASTER THAN PREVIOUS MODELS HAD SUGGESTED.
WHILE IT WILL TURN MUCH COLDER MONDAY NIGHT WITH LOWS IN THE 30S...
MONDAY MAY END UP BEING MAINLY SUNNY WITH DIMINISHING WINDS IN THE
AFTERNOON AND TEMPS REBOUNDING BACK INTO THE MID 40S. STILL WILL
FEEL MUCH COLDER COMPARED TO SUNDAY...BUT THE TREND IS SLIGHTLY
WARMER.

HAVE CONTINUED THE WARMING TREND TUESDAY THROUGH THURSDAY AS WINDS
TURN SOUTHERLY SOONER ON THE BACK SIDE OF THE DEPARTING HIGH. ALSO
NOW APPEARS THE CHANCE OF SHOWERS WILL ARRIVE SOONER...PERHAPS AS
EARLY AS LATE WEDNESDAY BUT CERTAINLY WEDNESDAY NIGHT INTO
THURSDAY. WARMING TEMPS DURING THIS PERIOD WITH SOUTHERLY FLOW
SHOULD KEEP PRECIP MAINLY LIQUID. A COLD FRONT THEN MOVES SOUTH
THURSDAY NIGHT AND FRIDAY WITH THE ECMWF MUCH COLDER THAN THE GFS
AND HAVE LOWERED TEMPS A FEW DEGREES DURING THIS TIME PERIOD AND
WHILE ITS STILL SEVERAL DAYS AWAY...POTENTIAL FOR SOME FROZEN
PRECIP EXISTS LATER FRIDAY/FRIDAY NIGHT...DEPENDING ON SPEED OF
FRONT AND END TIME OF PRECIP. CMS

&&

.AVIATION...

//ORD AND MDW CONCERNS...UPDATED 20Z...

* IFR CIGS THIS AFTERNOON AND POTENTIALLY THROUGH TONIGHT.
* SHRA WITH GRADUALLY INCREASING CHANCES FOR THUNDER THROUGH
  EARLY EVE.
* SOUTH WINDS GUSTING TO AROUND 30 KT AT TIMES THROUGH THIS
  EVE...THEN TURNING SOUTHWEST AND BECOMING EVEN MORE GUSTY ON
  SUNDAY AFTERNOON.
* LOW LEVEL WIND SHEAR POSSIBLE AS WINDS NEAR 1500 FT INCREASE TO
  50 KT OR STRONGER.
* TSRA CHANCES INCREASING AROUND DAYBREAK WITH GUSTY SEVERE STORM
  POTENTIAL THIS MORNING AND EARLY AFTERNOON.

//DISCUSSION...UPDATED 18Z...

INITIAL LOW PRESSURE MOVING NORTHWARD INTO MN CONTINUES TO
INCREASE SOUTHERLY WINDS ACROSS THE AREA...AND AS AN EVEN MORE
POTENT LOW PRESSURE DEVELOPS ON SUNDAY THE SOUTH WINDS WILL REALLY
RAMP UP. SOUTHERLY GUSTS TO 30 KT OR EVEN SLIGHTLY HIGHER MAY BE
SEEN THIS AFTERNOON. SHOWERS WITH EMBEDDED SCATTERED THUNDER WILL
INCREASE IN COVERAGE THROUGH LATE AFTERNOON WITH THIS INITIAL LOW
PRESSURE. THERE PROBABLY WILL BE A SLIGHT DIMINISHING IN COVERAGE
THEN THROUGH THE MID TO LATE EVE AS THIS INITIAL MOISTURE SURGE
PASSES. BUT AS INFLUENCE OF THE SECOND WEATHER SYSTEM BEGINS TO
OVERSPREAD THE AREA...SCATTERED STORMS ARE LIKELY TO DEVELOP
OVERNIGHT INTO SUNDAY MORNING THAT WILL ADVANCING NORTHWARD.
THUNDER POTENTIAL WILL MAXIMIZE DURING THE LATE MORNING THROUGH
MID AFTERNOON FOR THE CHICAGO AREA TAF SITES. SOME OF THESE COULD
BE SEVERE GIVEN THE POTENT WIND FIELD AND SURPRISING INSTABILITY
WITHIN THIS SYSTEM FOR THIS TIME OF YEAR. WINDS AROUND AND UNDER
THESE STORMS WILL BE ESPECIALLY GUSTY...BUT EVEN THE PREVAILING
WINDS WILL BE VERY GUSTY BY AFTERNOON...WITH GUSTS OF 35KT+.

MTF

//ORD AND MDW CONFIDENCE...UPDATED 20Z...

* MEDIUM TO HIGH CONFIDENCE IN IFR CIGS THROUGH EARLY EVE.
* HIGH CONFIDENCE IN SHRA THROUGH EARLY THIS EVE.
* HIGH CONFIDENCE IN WIND DIRECTION...SPEEDS...AND GUSTS THROUGH
  18Z SUNDAY...MEDIUM CONFIDENCE AFTER.
* HIGH CONFIDENCE IN 50-60KT SW WINDS IN THE 1500-3000FT LAYER
  THIS EVE.
* MEDIUM CONFIDENCE IN TSRA TIMING THROUGHOUT THE TAF. HIGH
  CONFIDENCE THAT IF STRONG TO SEVERE STORMS OCCUR AT THE AIRPORTS
  THEY WOULD BE BE AFTER 10Z...AND MOST PROBABLE 17Z-21Z.

//OUTLOOK FOR ORD/MDW FOR 00Z MONDAY-12Z SATURDAY...UPDATED 12Z...

SUNDAY NIGHT...BREEZY WEST WINDS DIMINISHING LATE.

MONDAY THROUGH WEDNESDAY...VFR.

THURSDAY AND FRIDAY...SLIGHT CHANCE SHRA DURING THE DAY AND RASN
AT NIGHT. MAINLY VFR.

MDB

&&

.MARINE...
215 PM CST

A STRONG STORM SYSTEM WILL IMPACT THE GREAT LAKES REGION OVER THE
WEEKEND BRINGING PERIODS OF GALES WITH STORM FORCE WINDS A
POSSIBILITY ON THE BACK END OF THE SYSTEM. BROAD AREA OF LOW
PRESSURE IS BEGINNING TO CONSOLIDATE OVER THE NORTHERN PLAINS
TODAY...BUT WILL SIGNIFICANTLY DEEPEN OVER WISCONSIN EARLY SUNDAY
AFTERNOON...THEN CONTINUE TO DEEPEN AS IT MOVES ACROSS NORTHERN LAKE
MICHIGAN SUNDAY EVENING. SOUTHERLY GALES WILL CONTINUE THROUGH THE
OVERNIGHT HOURS INTO EARLY SUNDAY. THESE WINDS WILL TRANSPORT MOIST
AIR NORTH OVER THE WATERS WHICH IS EXPECTED TO LEAD TO AREAS OF FOG
DEVELOPMENT. IT IS UNCERTAIN HOW WIDESPREAD OR DENSE THE FOG WILL
BE...BUT A FOG ADVISORY IS NOT OUT OF THE REALM OF POSSIBILITY.
WINDS ARE EXPECTED TO EASE SLIGHTLY BELOW GALES DURING PORTIONS OF
THE DAY SUNDAY...ESPECIALLY THE NORTHERN HALF OF THE LAKE WHERE THE
GRADIENT WILL WEAKEN NEAR THE LOW CENTER. AFTER THE LOW AND
ATTENDANT COLD FRONT PUSH EAST OF THE LAKE SUNDAY EVENING...WINDS
WILL TURN WESTERLY AND QUICKLY RAMP BACK UP TO STRONG GALES OF 40 TO
45 KT...WITH OCCASIONAL STORM FORCE GUSTS STILL A POSSIBILITY. WINDS
WILL SLOWLY TAPER MONDAY AS A RIDGE OF HIGH PRESSURE BUILDS ACROSS
THE MISSISSIPPI VALLEY...AND SHOULD DROP BELOW GALES BY MID
AFTERNOON. WINDS BACK TO THE SOUTHWEST ON TUESDAY AS LOW PRESSURE
MOVES EAST ACROSS THE CANADIAN PRAIRIES. SOUTHERLY GALES MAY BE
POSSIBLE AGAIN ON WEDNESDAY AHEAD OF AN APPROACHING COLD FRONT.

BMD

&&

.LOT WATCHES/WARNINGS/ADVISORIES...
IL...WIND ADVISORY...ILZ010-ILZ011-ILZ012-ILZ013-ILZ014-ILZ019-ILZ020-
     ILZ021-ILZ022-ILZ023-ILZ032-ILZ033-ILZ039...10 AM SUNDAY TO
     8 PM SUNDAY.

IN...WIND ADVISORY...INZ001-INZ002-INZ010-INZ011-INZ019...10 AM
     SUNDAY TO 8 PM SUNDAY.

LM...GALE WARNING...LMZ080-LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-LMZ565-
     LMZ567-LMZ669-LMZ671-LMZ673-LMZ675-LMZ777-LMZ779-LMZ868-
     LMZ870-LMZ872-LMZ874-LMZ876-LMZ878 UNTIL 3 PM MONDAY.

     GALE WARNING...NEARSHORE WATERS UNTIL 4
     AM MONDAY.

&&

VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)

FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
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Hazardous weather outlook, Nov 16, 11:45 AM CST, 3 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1145 AM CST SAT NOV 16 2013

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
171745-
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-
1145 AM CST SAT NOV 16 2013 /1245 PM EST SAT NOV 16 2013/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  SCATTERED THUNDERSTORMS. THE STRONGEST MAY PRODUCE...
   DAMAGING WINDS TO 60 MPH.
   ISOLATED TORNADOES.
   QUARTER SIZE HAIL.
   HEAVY RAIN.

  AREAS AFFECTED AND TIMING:

 THE CHANCE FOR THUNDERSTORMS WILL SPREAD EAST THROUGH THIS
 AFTERNOON WITH SCATTERED THUNDERSTORMS POSSIBLE ACROSS THE ENTIRE
 AREA THIS EVENING. HEAVY RAIN WILL BE POSSIBLE WITH THE STRONGEST
 STORMS. WHILE SOME OF THESE STORMS MAY PRODUCE GUSTY
 WINDS...SEVERE WEATHER IS NOT EXPECTED BEFORE 3 AM.

 ADDITIONAL THUNDERSTORMS WILL BE POSSIBLE OVERNIGHT INTO EARLY
 SUNDAY MORNING...GENERALLY NORTHWEST OF A LINE FROM CALUMET CITY
 TO PONTIAC. WHILE WIDESPREAD SEVERE WEATHER IS NOT EXPECTED
 BEFORE SUNRISE SUNDAY...SOME OF THESE THUNDERSTORMS MAY BECOME
 SEVERE WITH DAMAGING WINDS AND LARGE HAIL POSSIBLE. AN ISOLATED
 TORNADO IS ALSO POSSIBLE.

  DISCUSSION:

 LOW PRESSURE OVER SOUTH DAKOTA WILL MOVE OVER MINNESOTA THIS
 EVENING WHILE AN UPPER LEVEL DISTURBANCE APPROACHES FROM THE
 WEST. A LINE OF SCATTERED SHOWERS AND A COUPLE OF THUNDERSTORMS
 IS OVER NORTH CENTRAL ILLINOIS AND EXPECTING THE PRECIPITATION TO
 SPREAD ACROSS THE REGION THROUGH THIS AFTERNOON AND PERSIST
 OVERNIGHT. SEVERE WEATHER IS NOT EXPECTED THROUGH 3AM.

 NEW LOW PRESSURE WILL MOVE FROM COLORADO THIS EVENING TO NEAR
 IOWA BY SUNDAY MORNING. ADDITIONAL THUNDERSTORMS ARE POSSIBLE
 OVERNIGHT INTO EARLY SUNDAY MORNING ACROSS PARTS OF NORTH CENTRAL
 ILLINOIS. SOME OF THESE THUNDERSTORMS WILL HAVE THE POTENTIAL TO
 PRODUCE DAMAGING WINDS...LARGE HAIL AND POSSIBLY A TORNADO.

 NON THUNDERSTORM WINDS COULD GUST AS HIGH AS 40 MPH THIS
 AFTERNOON INTO THIS EVENING.

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

A STRONG COLD FRONT WILL MOVE ACROSS THE AREA SUNDAY WITH SEVERE
THUNDERSTORMS EXPECTED TO DEVELOP AHEAD OF THE COLD FRONT SUNDAY
MORNING AND MOVE EAST OF THE AREA BY MID TO LATE SUNDAY
AFTERNOON. THE PRIMARY SEVERE WEATHER THREAT WILL BE DAMAGING
WINDS AND LARGE HAIL BUT AN ISOLATED TORNADO IS ALSO POSSIBLE.

NON THUNDERSTORM WINDS COULD GUST AS HIGH AS 45 MPH SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED TONIGHT AND SPOTTERS WILL LIKELY BE NEEDED
ON SUNDAY.

&&

LMZ740>745-171745-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1145 AM CST SAT NOV 16 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

GALE FORCE WINDS AND HIGH WAVES WILL BE SEEN.

THERE IS A CHANCE OF THUNDERSTORMS.

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

GALE FORCE WINDS AND HIGH WAVES WILL CONTINUE THROUGH SUNDAY
NIGHT WITH STRONG WINDS AND HIGH WAVES HAZARDOUS TO SMALL CRAFT
CONTINUING THROUGH MONDAY EVENING.

THUNDERSTORMS ARE EXPECTED SUNDAY. SOME OF THESE THUNDERSTORMS
MAY BE SEVERE WITH DAMAGING WIND GUSTS.

&&

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-171745-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1145 AM CST SAT NOV 16 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

GALE FORCE WINDS WILL OCCUR.

THERE IS A CHANCE OF THUNDERSTORMS.

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

GALE FORCE WINDS WILL CONTINUE SUNDAY THROUGH MONDAY AFTERNOON.
STORM FORCE GUSTS ARE POSSIBLE SUNDAY NIGHT.

THUNDERSTORMS ARE EXPECTED SUNDAY. SOME OF THESE THUNDERSTORMS
MAY BE SEVERE WITH DAMAGING WIND GUSTS...ESPECIALLY ACROSS THE
SOUTHERN HALF OF THE LAKE.

&&

JEE

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The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 9:42 PM CSTGale WarningLOT71 hr

Nearby

Wind Advisories in Illinois, 2013Wind Advisories in Indiana, 2013Every wind advisory in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.