Alert archive / Illinois / Wind Advisories in 2006

Wind Advisory 3, NWS St. Louis, MO

April 29, 200613 counties in Missouri; 15 counties in Illinois

NWS St. Louis, MO issued this wind advisory at Apr 29, 2006, 4:03 PM CDT for 13 counties in Missouri; 15 counties in Illinois. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Apr 29, 2006, 4:03 PM CDT (21:03 UTC)
Expired
Apr 30, 2006, 4:00 AM CDT
In force
12 hr
Issued by
NWS St. Louis, MO
All 28 counties

Bond County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Pike County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Franklin County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Pike County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 40 km from the middle of the area, began a volume at 21:04 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, 9.1 hours before the alert went out and 220 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 2006-04-29Temperature 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 12:00Z on 2006-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.19395878Sfc1 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
1353 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
34 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.

000 
WWUS73 KLSX 292103
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
403 PM CDT SAT APR 29 2006

ILZ058>060-064-065-069-070-074-079-097>102-MOZ036-052-060>065-
073>075-084-085-300300-
/O.NEW.KLSX.WI.Y.0003.060429T2103Z-060430T0300Z/
BOND IL-CALHOUN IL-CLINTON IL-FAYETTE IL-FRANKLIN-GREENE IL-IRON-
JEFFERSON-JERSEY IL-LINCOLN-MACOUPIN IL-MADISON-MADISON IL-
MARION IL-MONROE IL-MONTGOMERY IL-PIKE-PIKE IL-RANDOLPH IL-
ST. CHARLES-ST. CLAIR IL-ST. FRANCOIS-ST. LOUIS-ST. LOUIS CITY-
STE. GENEVIEVE-WARREN-WASHINGTON-WASHINGTON IL-
INCLUDING THE CITIES OF...BELLEVILLE...BOWLING GREEN...CHESTER...
EDWARDSVILLE...FARMINGTON...LITCHFIELD...SALEM...ST CHARLES...
ST LOUIS...UNION...VANDALIA
403 PM CDT SAT APR 29 2006

...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

OCCASIONAL WIND GUSTS OF 45 TO 50 MPH WILL BE POSSIBLE THIS
EVENING. SEVERAL REPORTS HAVE BEEN MADE OF TREE LIMBS BEING BLOWN
ONTO POWER LINES...SO BE CAUTIOUS OF DOWNED POWER LINES THIS
EVENING. DRIVERS OF HIGH PROFILE VEHICLES LIKE TRUCKS...VANS...AND
SPORT UTILITY VEHICLES SHOULD USE EXTRA CAUTION THIS EVENING IN
THESE HIGH WINDS. ADDITIONALLY...MAKE SURE OUTDOOR ITEMS SUCH AS
YARD FURNITURE AND GRILLS ARE SECURED AGAINST THESE GUSTY WINDS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
30 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 45 AND 57 MPH. WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS.

$$

CARNEY
2 follow-up statements
000 
WWUS73 KLSX 300249
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
949 PM CDT SAT APR 29 2006

ILZ058>060-064-065-069-070-074-079-097>102-MOZ036-052-060>065-
073>075-084-085-300900-
/O.EXT.KLSX.WI.Y.0003.000000T0000Z-060430T0900Z/
BOND IL-CALHOUN IL-CLINTON IL-FAYETTE IL-FRANKLIN-GREENE IL-IRON-
JEFFERSON-JERSEY IL-LINCOLN-MACOUPIN IL-MADISON-MADISON IL-
MARION IL-MONROE IL-MONTGOMERY IL-PIKE-PIKE IL-RANDOLPH IL-
ST. CHARLES-ST. CLAIR IL-ST. FRANCOIS-ST. LOUIS-ST. LOUIS CITY-
STE. GENEVIEVE-WARREN-WASHINGTON-WASHINGTON IL-
INCLUDING THE CITIES OF...BELLEVILLE...BOWLING GREEN...CHESTER...
EDWARDSVILLE...FARMINGTON...LITCHFIELD...SALEM...ST CHARLES...
ST LOUIS...UNION...VANDALIA
949 PM CDT SAT APR 29 2006

...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM CDT SUNDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 AM CDT SUNDAY. 

THE WIND ADVISORY HAS BEEN EXTENDED UNTIL 4 AM SUNDAY MORNING.
SUSTAINED WIND SPEEEDS OF 25 TO 35 MPH WITH GUSTS OF 45 TO 50 MPH
WILL CONTINUE FOR THE REST OF THE EVENING HOURS INTO THE OVERNIGHT
HOURS. THESE STRONG WINDS MAY CAUSE DAMAGE TO TREES AND POWER
LINES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
30 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 45 AND 57 MPH.  PEOPLE
THROUGHOUT THE ADVISORY AREA SHOULD MAKE CERTAIN THAT LIGHTWEIGHT
OUTDOOR FURNITURE...GRILLS...AND TRASH CANS ARE PROPERLY SECURED.
THOSE DRIVING LIGHTWEIGHT AND HIGH PROFILE VEHICLES WILL NEED TO
USE CAUTION...AS THESE GUSTY WINDS MAY MAKE IT DIFFICULT TO
CONTROL YOUR VEHICLE.

$$

GKS
000 
WWUS73 KLSX 300913
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
413 AM CDT SUN APR 30 2006


ILZ058>060-064-065-069-070-074-079-097>102-MOZ036-052-060>065-
073>075-084-085-301015-
/O.EXP.KLSX.WI.Y.0003.000000T0000Z-060430T0900Z/
BOND IL-CALHOUN IL-CLINTON IL-FAYETTE IL-FRANKLIN-GREENE IL-IRON-
JEFFERSON-JERSEY IL-LINCOLN-MACOUPIN IL-MADISON-MADISON IL-
MARION IL-MONROE IL-MONTGOMERY IL-PIKE-PIKE IL-RANDOLPH IL-
ST. CHARLES-ST. CLAIR IL-ST. FRANCOIS-ST. LOUIS-ST. LOUIS CITY-
STE. GENEVIEVE-WARREN-WASHINGTON-WASHINGTON IL-
INCLUDING THE CITIES OF...BELLEVILLE...BOWLING GREEN...CHESTER...
EDWARDSVILLE...FARMINGTON...LITCHFIELD...SALEM...ST CHARLES...
ST LOUIS...UNION...VANDALIA
413 AM CDT SUN APR 30 2006

...WIND ADVISORY HAS EXPIRED...

WINDS HAVE DIMINISHED OVER THE AREA EARLY THIS MORNING...SO THE
WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE.

$$

BYRD

Nearby

Wind Advisories in Illinois, 2006Wind Advisories in Missouri, 2006Every wind advisory in 2006

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.