Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 104, NWS St. Louis, MO

May 14, 1996Iron County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 14, 1996, 6:10 PM CDT for Iron County, Missouri. It was in force for 35 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 14, 1996, 6:10 PM CDT (23:10 UTC)
Expired: May 14, 1996, 6:45 PM CDT
In force: 35 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Iron County, MO

The radar

The St Louis radar (KLSX), 133 km from the middle of the area, began a volume at 23:09 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.

What was reported inside it

Time	Report	Where	Remark
May 14, 6:30 PM CDT	Hail 1	Viburnum, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.2 hours before the alert went out and 284 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 728 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 416 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTL 142311
SVRSTL
MOC093-142345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
610 PM CDT TUE MAY 14 1996
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MISSOURI
 
   ...NORTHERN IRON COUNTY
 
AT 600 PM CDT...NWS DOPPLER RADAR INDICATED A SEVERE THUNDERSTORMS JUST
NORTH OF BIXBY AND WAS MOVING TO THE EAST AT 35 MPH. SOME COMMUNITIES IN
THE PATH OF THIS STORM ARE BELLEVIEW AND GRANITEVILLE.
 
THIS STORM HAS A HISTORY OF DAMAGING HAIL. STAY INSIDE AND AWAY
FROM WINDOWS.
 
METZE/FERRY

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 14, 12:43 PM CDT, 5 hours 27 minutes before

MOZ042-041-050-010-048-072-062-059-084-018-019-052-085-027-047-
051-034-049-036-035-099-061-075-074-063-064-009-026-060-073-ILZ095-
064-096-098-069-065-058-099-059-100-070-102-060-097-079-101-074-
MOZ065-142300-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
1240 PM CDT TUE MAY 14 1996

THIS OUTLOOK AREA COVERS MOST OF THE COUNTY WARNING AREA OF THE
NATIONAL WEATHER SERVICE OFFICE IN ST. LOUIS. AREAS INCLUDED ARE THE
CENTRAL...NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS.  COUNTIIES
COVERED BY THIS OUTLOOK ARE ALL COUNTIES INCLUDING AND NORTH OF
GASCONADE...FRANKLIN AND ST. LOUIS COUNTY IN MISSOURI...AND MADISON
AND MONTGOMERY IN ILLINOIS.

THE CITIES COVERED BY THIS OUTLOOK AREA INCLUDE COLUMBIA...JEFFERSON
CITY...MEXICO...HANNIBAL...ST. CHARLES IN MISSOURI...AND QUINCY AND
CARLINVILLE IN ILLINOIS.
<
..................................................................

THERE IS A SLIGHT CHANCE OF THUNDERSTORMS THROUGHOUT ALL OF EASTERN
MISSOURI AND SOUTHWEST ILLINOIS THIS AFTERNOON AND TONIGHT.

SHOWERS AND THUNDERSTORMS EXTENDING FROM NORTHWEST...THROUGH CENTRAL
...INTO SOUTHEAST MISSOURI AT MIDDAY WILL SLOWLY DRIFT EASTWARD...
MOVING INTO THE BI-STATE AREA BY MID AFTERNOON...AND INTO
SOUTHWEST ILLINOIS BY LATE THIS AFTERNOON.

THE WARM AND UNSTABLE AIR FEEDING THESE STORMS MAY PRODUCE...LARGE
HAIL...DAMAGING WINDS...AND VERY HEAVY RAIN.

STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF
THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION.

TRUETT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 2:11 PM CDT	Severe Thunderstorm Warning	LSX	Boone	49 min
May 14, 5:34 PM CDT	Severe Thunderstorm Warning	LSX	Franklin	26 min
May 14, 6:16 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade	44 min
May 14, 6:27 PM CDT	Flash Flood Warning	LSX	Jefferson	3 hr
May 14, 6:37 PM CDT	Severe Thunderstorm Warning	LSX	Crawford, Iron, Saint Francois, Washington	53 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.