Alert archive / Missouri / Wind Advisories in 2012

Wind Advisory 3, NWS St. Louis, MO

March 2, 201216 counties in Missouri; 14 counties in Illinois

NWS St. Louis, MO issued this wind advisory at Mar 2, 2012, 1:59 PM CST for 16 counties in Missouri; 14 counties in Illinois. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 2012, 1:59 PM CST (19:59 UTC)
Expired
Mar 2, 2012, 6:00 PM CST
In force
4 hr
Issued by
NWS St. Louis, MO
All 30 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, Randolph County, IL, Saint Clair County, IL, Washington County, IL, City of Saint Louis, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, Osage County, MO, Reynolds 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), 38 km from the middle of the area, began a volume at 20:01 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, 8.0 hours before the alert went out and 238 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 2012-03-02Temperature 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 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 square meters per square second.1939587897117136156Sfc1 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
1770 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
163 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.

594 
WWUS73 KLSX 021959
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
159 PM CST FRI MAR 2 2012

ILZ058>060-064-065-069-070-074-079-098>102-MOZ049-052-059>065-
072>075-084-085-099-030000-
/O.NEW.KLSX.WI.Y.0003.120302T1959Z-120303T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-OSAGE MO-LINCOLN MO-
GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO-
ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO-
ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...UNION...
ST LOUIS...FARMINGTON
159 PM CST FRI MAR 2 2012

...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

* TIMING...THE REMAINDER OF THE AFTERNOON

* WINDS...WESTERLY WINDS WILL BE SUSTAINED BETWEEN 25 AND 30 MPH
  WITH GUSTS TO AROUND 45 MPH.

* IMPACTS...THE WIND WILL BLOW AROUND ANY UNSECURED OBJECTS SUCH 
  AS TRASH CANS AND LAWN FURNITURE. DRIVING HIGH PROFILE 
  VEHICLES WILL BE DIFFICULT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

GLASS
1 follow-up statement
125 
WWUS73 KLSX 030000
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
600 PM CST FRI MAR 2 2012

ILZ058>060-064-065-069-070-074-079-098>102-MOZ049-052-059>065-
072>075-084-085-099-030100-
/O.EXP.KLSX.WI.Y.0003.000000T0000Z-120303T0000Z/
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-
MADISON IL-ST. CLAIR IL-MONROE IL-OSAGE MO-LINCOLN MO-
GASCONADE MO-WARREN MO-ST. CHARLES MO-FRANKLIN MO-ST. LOUIS MO-
ST. LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO-
ST. FRANCOIS MO-STE. GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITIES OF...LITCHFIELD...VANDALIA...SALEM...
CHESTER...EDWARDSVILLE...BELLEVILLE...ST CHARLES...UNION...
ST LOUIS...FARMINGTON
600 PM CST FRI MAR 2 2012

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE EARLY THIS EVENING AS
THE VERY STRONG AND GUSTY NORTHWESTERLY WINDS CONTINUE TO DIMINISH.
MOTORISTS WILL STILL NEED TO DRIVE WITH EXTRA CAUTION AS SMALL
BRANCHES AND OTHER WIND BLOWN DEBRIS MAY LITTER SOME ROADS DUE TO
THIS AFTERNOONS HIGH WINDS.


$$

TILLY

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 3:34 AM CSTSevere Thunderstorm WarningLSXCallaway, Cole, Moniteau, Osage41 min
Mar 2, 3:59 AM CSTSevere Thunderstorm WarningLSXCole, Osage46 min
Mar 2, 4:08 AM CSTSevere Thunderstorm WarningLSXCallaway, Cole, Franklin, Gasconade, Montgomery, Osage and 1 more37 min
Mar 2, 4:37 AM CSTSevere Thunderstorm WarningLSXFranklin, Gasconade, Osage38 min
Mar 2, 4:41 AM CSTSevere Thunderstorm WarningLSXFranklin, Gasconade, Lincoln, Montgomery, Warren49 min
Mar 2, 5:10 AM CSTSevere Thunderstorm WarningLSXLincoln, Saint Charles, Warren39 min
Mar 2, 5:13 AM CSTSevere Thunderstorm WarningLSXFranklin, Saint Charles, Saint Louis, Warren47 min
Mar 2, 5:56 AM CSTSevere Thunderstorm WarningLSXLincoln, Saint Charles, Saint Louis, City of Saint Louis49 min
Mar 2, 5:59 AM CSTSevere Thunderstorm WarningLSXCallaway28 min
Mar 2, 6:36 AM CSTSevere Thunderstorm WarningLSXLincoln, Montgomery, Pike39 min
Mar 2, 7:07 AM CSTSevere Thunderstorm WarningLSXLincoln, Pike30 min
Mar 2, 6:36 AM CSTSevere Thunderstorm WarningLSXBond, Fayette, Macoupin, Madison, Montgomery39 min
Mar 2, 7:14 AM CSTSevere Thunderstorm WarningLSXBond, Fayette, Montgomery25 min
Mar 2, 9:49 AM CSTSevere Thunderstorm WarningLSXClinton, Madison, Saint Clair41 min
Mar 2, 10:10 AM CSTSevere Thunderstorm WarningLSXBond, Clinton, Fayette50 min
Mar 2, 11:12 AM CSTSevere Thunderstorm WarningLSXFayette, Marion16 min
Mar 2, 11:29 AM CSTSevere Thunderstorm WarningLSXClinton, Randolph, Washington31 min
Mar 2, 11:41 AM CSTSevere Thunderstorm WarningLSXMarion49 min

Nearby

Wind Advisories in Missouri, 2012Wind Advisories in Illinois, 2012Every wind advisory in 2012

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.