Alert archive / Illinois / Wind Advisories in 2011

Wind Advisory 4, NWS Lincoln, IL

September 29, 201127 counties in Illinois

NWS Lincoln, IL issued this wind advisory at Sep 29, 2011, 3:16 AM CDT for 27 counties in Illinois. It took effect at Sep 29, 2011, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Sep 29, 2011, 3:16 AM CDT (08:16 UTC)
In effect from
Sep 29, 2011, 12:00 PM CDT
Expired
Sep 29, 2011, 7:00 PM CDT
In force
7 hr
Issued by
NWS Lincoln, IL
All 27 counties

Cass County, IL, Champaign County, IL, Christian County, IL, Coles County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Fulton County, IL, Knox County, IL, Logan County, IL, Macon County, IL, Marshall County, IL, Mason County, IL, McLean County, IL, Menard County, IL, Morgan County, IL, Moultrie County, IL, Peoria County, IL, Piatt County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL, Stark County, IL, Tazewell County, IL, Vermilion County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 5 km from the middle of the area, began a volume at 08:16 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 00:00Z, 8.3 hours before the alert went out and 57 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 2011-09-29Temperature 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 2011-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
1454 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
103 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.

970 
WWUS73 KILX 290816
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
316 AM CDT THU SEP 29 2011

...STRONG WINDS EXPECTED THIS AFTERNOON...

.A COLD FRONT WILL QUICKLY MOVE ACROSS CENTRAL ILLINOIS FROM LATE
MORNING THROUGH EARLY AFTERNOON. WINDY CONDITIONS WILL DEVELOP
AROUND MIDDAY AS THE FRONT ARRIVES...LINGERING THROUGH AFTERNOON
BEFORE DIMINISHING AROUND SUNSET.

ILZ027>031-036>038-040>057-061-291600-
/O.NEW.KILX.WI.Y.0004.110929T1700Z-110930T0000Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-
MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-
COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA...LINCOLN...CHAMPAIGN...URBANA...DANVILLE...
JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...CHARLESTON...
MATTOON...SHELBYVILLE
316 AM CDT THU SEP 29 2011

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING. 

* TIMING...THE WINDIEST CONDITIONS ARE EXPECTED TO DEVELOP SHORTLY
  AFTER NOON...IN THE WAKE OF A COLD FRONT. THE STRONG WINDS ARE
  EXPECTED TO LINGER UNTIL AROUND SUNSET...BEFORE DIMINISHING.

* WINDS...NORTHWEST WINDS WILL GUST TO AROUND 40 MPH. LOCALLY
  HIGHER GUSTS ARE POSSIBLE NORTH OF I-74.

* IMPACTS...HIGH PROFILE VEHICLES WILL BE DIFFICULT TO CONTROL.
  SMALL TREE BRANCHES MAY BREAK OFF. UNSECURED ITEMS LEFT OUTSIDE
  MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS OF 40 MPH OR HIGHER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
GEELHART
2 follow-up statements
453 
WWUS73 KILX 291547
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
1047 AM CDT THU SEP 29 2011

...STRONG WINDS EXPECTED THIS AFTERNOON...

ILZ027>031-036>038-040>057-061-300000-
/O.CON.KILX.WI.Y.0004.110929T1700Z-110930T0000Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-
MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-
COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA...LINCOLN...CHAMPAIGN...URBANA...DANVILLE...
JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...CHARLESTON...
MATTOON...SHELBYVILLE
1047 AM CDT THU SEP 29 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

* TIMING...NORTHWEST WINDS WILL INCREASE ACROSS THE ILLINOIS RIVER
  VALLEY SHORTLY AFTER NOON...THEN FURTHER EAST ACROSS THE
  REMAINDER OF CENTRAL ILLINOIS BY MID AFTERNOON. THE STRONG WINDS
  ARE EXPECTED TO LINGER UNTIL AROUND SUNSET...BEFORE GRADUALLY 
  DIMINISHING.

* WINDS...NORTHWEST WINDS WILL GUST TO AROUND 40 MPH. LOCALLY 
  HIGHER GUSTS ARE POSSIBLE NORTH OF I-74. 

* IMPACTS...HIGH PROFILE VEHICLES WILL BE DIFFICULT TO CONTROL. 
  SMALL TREE BRANCHES MAY BREAK OFF. UNSECURED ITEMS LEFT 
  OUTSIDE MAY BE BLOWN AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS OF 40 MPH OR HIGHER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$


BARNES
291 
WWUS73 KILX 300003
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
703 PM CDT THU SEP 29 2011

ILZ027>031-036>038-040>057-061-300115-
/O.EXP.KILX.WI.Y.0004.000000T0000Z-110930T0000Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-LOGAN-DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-
MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN-MACON-MOULTRIE-DOUGLAS-
COLES-EDGAR-SHELBY-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA...LINCOLN...CHAMPAIGN...URBANA...DANVILLE...
JACKSONVILLE...SPRINGFIELD...TAYLORVILLE...DECATUR...CHARLESTON...
MATTOON...SHELBYVILLE
703 PM CDT THU SEP 29 2011

...WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING. 

ALTHOUGH A FEW LOCAL GUSTS BETWEEN 35 AND 45 MPH WILL BE LIKELY
FOR THE NEXT COUPLE OF HOURS...WIND SPEEDS WILL GRADUALLY WEAKEN
AND NO LONGER POSE A SIGNIFICANT THREAT TO PROPERTY. CAUTION
SHOULD STILL BE EXERCISED ON NORTH-SOUTH ROADS.

$$

Nearby

Wind Advisories in Illinois, 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; radar from the NEXRAD Level II archive.