Alert archive / Illinois / Wind Advisories in 2007

Wind Advisory 4, NWS St. Louis, MO

December 22, 200715 counties in Illinois; 10 counties in Missouri

NWS St. Louis, MO issued this wind advisory at Dec 22, 2007, 3:39 PM CST for 15 counties in Illinois; 10 counties in Missouri. It took effect at Dec 23, 2007, 4:00 AM CST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Dec 22, 2007, 3:39 PM CST (21:39 UTC)
In effect from
Dec 23, 2007, 4:00 AM CST
Expired
Dec 23, 2007, 11:22 AM CST
In force
7 hr
Issued by
NWS St. Louis, MO
All 25 counties

Adams County, IL, Bond County, IL, Brown 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, Montgomery County, IL, Pike County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Marion County, MO, Pike County, MO, Ralls County, MO, Saint Charles County, MO, Saint Louis County, MO, Shelby County, MO

The radar

The St Louis radar (KLSX), 59 km from the middle of the area, began a volume at 21:43 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, 9.7 hours before the alert went out and 192 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 2007-12-22Temperature 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 2007-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.1939587897Sfc1 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
607 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
242 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 222139
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
339 PM CST SAT DEC 22 2007

...WINDY CONDITIONS EXPECTED ON SUNDAY...

ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-035-036-
052-061-063-064-231200-
/O.NEW.KLSX.WI.Y.0004.071223T1200Z-071223T2200Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
JERSEY IL-MADISON IL-ST. CLAIR IL-KNOX-LEWIS-SHELBY-MARION-RALLS-
PIKE-LINCOLN-ST. CHARLES-ST. LOUIS-ST. LOUIS CITY-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
QUINCY...EDWARDSVILLE...BELLEVILLE...HANNIBAL...BOWLING GREEN...
ST CHARLES...ST LOUIS
339 PM CST SAT DEC 22 2007

...WIND ADVISORY IN EFFECT FROM 6 AM TO 4 PM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST SUNDAY. 

A DEEP LOW PRESSURE SYSTEM EXITING THE REGION WILL PRODUCE STRONG
AND GUSTY NORTHWEST WINDS ACROSS THE AREA ON SUNDAY. A NORTHWEST
WIND OF 25 TO 30 MPH...WITH FREQUENT GUSTS OVER 40 MPH IS EXPECTED.

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.

IN ADDITION...THOSE WORKING IN AND NEAR CONSTRUCTION SITES SHOULD
TAKE TIME TO MAKE CERTAIN THAT STRUCTURES ARE PROPERLY BRACED FOR
THESE HIGH WINDS...AND THAT BUILDING MATERIALS ARE TIED DOWN.

$$

CVKING
2 follow-up statements
000 
WWUS73 KLSX 231009
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
409 AM CST SUN DEC 23 2007

...WINDY CONDITIONS EXPECTED TODAY...

ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-035-036-
052-061-063-064-232200-
/O.EXT.KLSX.WI.Y.0004.071223T1000Z-071223T2200Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
JERSEY IL-MADISON IL-ST. CLAIR IL-KNOX-LEWIS-SHELBY-MARION-RALLS-
PIKE-LINCOLN-ST. CHARLES-ST. LOUIS-ST. LOUIS CITY-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
QUINCY...EDWARDSVILLE...BELLEVILLE...HANNIBAL...BOWLING GREEN...
ST CHARLES...ST LOUIS
409 AM CST SUN DEC 23 2007

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON.

A INTENSE LOW PRESSURE SYSTEM OVER THE UPPER GREAT LAKES REGION
WILL PRODUCE STRONG AND GUSTY NORTHWEST WINDS ACROSS THE AREA ON
SUNDAY. A NORTHWEST WIND OF 25 TO 30 MPH IS EXPECTED THROUGHOUT
THE REGION...WITH FREQUENT GUSTS OVER 40 MPH ACROSS NORTHEAST AND
EXTREME EAST CENTRAL MSISOURI...AS WELL AS WEST CENTRAL AND
SOUTHWEST ILLINOIS.

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.

IN ADDITION...THOSE RESPONSIBLE FOR CONSTRUCTION SITES SHOULD
MAKE CERTAIN THAT STRUCTURES ARE PROPERLY BRACED FOR THESE HIGH
WINDS...AND THAT BUILDING MATERIALS ARE TIED DOWN.

$$

TRUETT
000 
WWUS73 KLSX 231722
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
1122 AM CST SUN DEC 23 2007

ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-035-036-
052-061-063-064-231830-
/O.CAN.KLSX.WI.Y.0004.000000T0000Z-071223T2200Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-ADAMS IL-BROWN IL-PIKE IL-CALHOUN IL-
JERSEY IL-MADISON IL-ST. CLAIR IL-KNOX-LEWIS-SHELBY-MARION-RALLS-
PIKE-LINCOLN-ST. CHARLES-ST. LOUIS-ST. LOUIS CITY-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
QUINCY...EDWARDSVILLE...BELLEVILLE...HANNIBAL...BOWLING GREEN...
ST CHARLES...ST LOUIS
1122 AM CST SUN DEC 23 2007

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS CANCELLED THE WIND
ADVISORY. 

ALTHOUGH IT WILL REMAIN WINDY THIS AFTERNOON...THE WIND IS EXPECTED TO
REMAIN BELOW ADVISORY CRITERIA. WEST WINDS AROUND 25 MPH WITH GUSTS TO
35 MPH CAN BE EXPECTED.

$$

CVKING

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 22, 4:27 AM CSTWinter Weather AdvisoryLSXAdams24 hr

Nearby

Wind Advisories in Illinois, 2007Wind Advisories in Missouri, 2007Every wind advisory in 2007

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.