Alert archive / Illinois / Wind Advisories in 2011

Wind Advisory 2, NWS Chicago, IL

April 15, 201116 counties in Illinois; 5 counties in Indiana

NWS Chicago, IL issued this wind advisory at Apr 15, 2011, 4:12 AM CDT for 16 counties in Illinois; 5 counties in Indiana. It took effect at Apr 15, 2011, 7:00 AM CDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Apr 15, 2011, 4:12 AM CDT (09:12 UTC)
In effect from
Apr 15, 2011, 7:00 AM CDT
Expired
Apr 15, 2011, 7:44 PM CDT
In force
13 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 nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 9.2 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 00:00Z on 2011-04-15Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2011-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.193958Sfc1 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
2760 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
151 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.

334 
WWUS73 KLOT 150912
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
412 AM CDT FRI APR 15 2011

...STRONG EASTERLY WINDS TODAY...

.LOW PRESSURE ACROSS EASTERN KANSAS EARLY THIS MORNING WILL MOVE
EASTWARD ACROSS MISSOURI TODAY. AHEAD OF THIS SYSTEM EASTERLY
WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS EXCEEDING 45 MPH AT
TIMES TODAY. THE WINDS ARE EXPECTED TO ABATE THIS EVENING AS THE
SURFACE LOW MOVES OVERHEAD. HOWEVER...WINDY CONDITIONS ARE EXPECTED
TO DEVELOP ONCE AGAIN ON SATURDAY.

ILZ003>006-008-010>014-151715-
/O.NEW.KLOT.WI.Y.0002.110415T1200Z-110416T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO
412 AM CDT FRI APR 15 2011

...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...WINDS WILL INCREASE TO 20 TO 30 MPH THIS MORNING AND
  WILL CONTINUE THIS AFTERNOON BEFORE ABATING BY THIS EVENING.

* WINDS...EASTERLY WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS
  OCCASIONALLY EXCEEDING 45 MPH.

* IMPACTS...HIGH WINDS WILL MAKE TRAVELING ON NORTH TO SOUTH
  ORIENTED ROADS DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

KJB
3 follow-up statements
035 
WWUS73 KLOT 151433
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
933 AM CDT FRI APR 15 2011

...STRONG EASTERLY WINDS TODAY...

.LOW PRESSURE ACROSS EASTERN KANSAS THIS MORNING WILL MOVE
EASTWARD ACROSS MISSOURI TODAY. AHEAD OF THIS SYSTEM EASTERLY
WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS EXCEEDING 45 MPH AT
TIMES TODAY. THE WINDS ARE EXPECTED TO ABATE THIS EVENING AS THE
SURFACE LOW MOVES OVERHEAD. HOWEVER...WINDY CONDITIONS ARE
EXPECTED TO DEVELOP ONCE AGAIN ON SATURDAY.

ILZ019>023-032-033-039-INZ001-002-010-011-019-152245-
/O.EXA.KLOT.WI.Y.0002.000000T0000Z-110416T0200Z/
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
LAKE IN-PORTER-NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...OTTAWA...OSWEGO...MORRIS...JOLIET...
KANKAKEE...PONTIAC...WATSEKA...PAXTON...GARY...VALPARAISO...
MOROCCO...RENSSELAER...FOWLER
933 AM CDT FRI APR 15 2011 /1033 AM EDT FRI APR 15 2011/

...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT /10 PM EDT/ THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT /10 PM EDT/ THIS
EVENING.

* TIMING...WINDS WILL INCREASE TO 20 TO 30 MPH THIS MORNING AND 
  WILL CONTINUE THIS AFTERNOON BEFORE ABATING BY THIS EVENING. 

* WINDS...EASTERLY WINDS WILL INCREASE TO 20 TO 30 MPH WITH 
  GUSTS OCCASIONALLY EXCEEDING 45 MPH. 

* IMPACTS...HIGH WINDS WILL MAKE TRAVELING ON NORTH TO SOUTH 
  ORIENTED ROADS DIFFICULT...ESPECIALLY FOR HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

ILZ003>006-008-010>014-152245-
/O.CON.KLOT.WI.Y.0002.000000T0000Z-110416T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO
933 AM CDT FRI APR 15 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...WINDS WILL INCREASE TO 20 TO 30 MPH THIS MORNING AND 
  WILL CONTINUE THIS AFTERNOON BEFORE ABATING BY THIS EVENING. 

* WINDS...EASTERLY WINDS WILL INCREASE TO 20 TO 30 MPH WITH 
  GUSTS OCCASIONALLY EXCEEDING 45 MPH. 

* IMPACTS...HIGH WINDS WILL MAKE TRAVELING ON NORTH TO SOUTH 
  ORIENTED ROADS DIFFICULT...ESPECIALLY FOR HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

BMD
574 
WWUS73 KLOT 152035
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
335 PM CDT FRI APR 15 2011

...STRONG EASTERLY WINDS TODAY...

.LOW PRESSURE ACROSS EASTERN KANSAS THIS MORNING WILL MOVE
EASTWARD ACROSS MISSOURI TODAY. AHEAD OF THIS SYSTEM EASTERLY
WINDS WILL INCREASE TO 20 TO 30 MPH WITH GUSTS EXCEEDING 45 MPH
AT TIMES TODAY. THE WINDS ARE EXPECTED TO ABATE THIS EVENING AS
THE SURFACE LOW MOVES OVERHEAD. HOWEVER...WINDY CONDITIONS ARE
EXPECTED TO DEVELOP ONCE AGAIN ON SATURDAY.

ILZ019>023-032-033-039-INZ010-011-019-152145-
/O.CAN.KLOT.WI.Y.0002.000000T0000Z-110416T0200Z/
LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD-
NEWTON-JASPER-BENTON-
INCLUDING THE CITIES OF...OTTAWA...OSWEGO...MORRIS...JOLIET...
KANKAKEE...PONTIAC...WATSEKA...PAXTON...MOROCCO...RENSSELAER...
FOWLER
335 PM CDT FRI APR 15 2011 /435 PM EDT FRI APR 15 2011/

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE WIND
ADVISORY. 

WINDS HAVE SUBSIDED BELOW ADVISORY CRITERIA THIS AFTERNOON. WINDS
WILL CONTINUE TO BE BREEZY THROUGH THE EVENING...GUSTING BETWEEN
30 AND 40 MPH AT TIMES.

$$

ILZ003>006-008-010>014-INZ001-002-160200-
/O.CON.KLOT.WI.Y.0002.000000T0000Z-110416T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LAKE IN-PORTER-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO...
GARY...VALPARAISO
335 PM CDT FRI APR 15 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...ONGOING WINDS 20 TO 30 MPH THIS AFTERNOON WILL CONTINUE
  THROUGH THE EARLY EVENING BEFORE ABATING BY LATE EVENING.

* WINDS...EASTERLY WINDS 20 TO 30 MPH WITH GUSTS OCCASIONALLY
  EXCEEDING 45 MPH.

* IMPACTS...HIGH WINDS WILL MAKE TRAVELING ON NORTH TO SOUTH 
  ORIENTED ROADS DIFFICULT...ESPECIALLY FOR HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

BMD
120 
WWUS73 KLOT 160044
NPWLOT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
744 PM CDT FRI APR 15 2011



ILZ003>006-008-010>014-INZ001-002-160145-
/O.CAN.KLOT.WI.Y.0002.000000T0000Z-110416T0200Z/
WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK-
LAKE IN-PORTER-
INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK...
WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO...
GARY...VALPARAISO
744 PM CDT FRI APR 15 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE WIND
ADVISORY. 

WINDS CONTINUE TO DIMINISH THIS EVENING AND ALL READINGS ACROSS
THE AREA ARE BELOW ADVISORY CRITERIA. WINDY CONDITIONS ARE
EXPECTED TO LAST THROUGH THE EVENING HOURS...WITH PEAK GUSTS
RANGING BETWEEN 30 AND 40 MILES PER HOUR.

$$

SHEA

Nearby

Wind Advisories in Illinois, 2011Wind Advisories in Indiana, 2011Every wind advisory in 2011

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.