Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 61, NWS St. Louis, MO

June 2, 1994Dent County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 2, 1994, 2:39 PM CDT for Dent County, Missouri. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jun 2, 1994, 2:39 PM CDT (19:39 UTC)
Expired
Jun 2, 1994, 3:45 PM CDT
In force
66 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Dent County, MO

The radar

The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 19:41 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

Springfield, MO (KUMN), launched 12:00Z, 7.7 hours before the alert went out and 218 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, Springfield, MO at 12:00Z on 1994-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 817 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 1994-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939Sfc1 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
817 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
850 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
-9 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 
TTAA00 KSTL 021942
SVRSTL
MOC065-022045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
239 PM CDT THU JUN 2 1994
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL MISSOURI
 
   ...DENT COUNTY
 
AT 239 PM...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM NEAR SALEM...WHICH IS ABOUT 20 MILES SOUTHEAST OF ROLLA.
 
THIS STORM WAS MOVING TO THE SOUTHEAST AT 10 MPH AND WILL EFFECT SALEM
AND GLADDEN.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RA(IN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
FG/ST

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, Jun 2, 1:35 PM CDT, 1 hour 4 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-021930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
135 PM CDT THU JUN 2 1994

...SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS SOUTH CENTRAL MISSOURI...

AT 130 PM...RADAR INDICATED SCATTERED THUNDERSTORMS THAT WERE BUILDING
ALONG A NEARLY STATIONARY FRONT TRAILING ACROSS SOUTH CENTRAL MISSOURI.
THE STORMS WERE LOCATED ALONG THE SOUTHERN BOUNDARY OF THE LAKE OF THE
OZARKS TO NEAR ROLLA.  MOVEMENT WAS TO THE EAST AT 20 MPH.

THESE STORMS ARE EXPECTED TO CONTINUE TO DEVELOP AND GRADUALLY BECOME
MORE WIDESPREAD ACROSS THE SOUTHWEST AND SOUTH CENTRAL PORTION OF THE
REGION.  SOME OF THE STORMS MAY GROW TO SEVERE PROPORTIONS AND
RESIDENTS IN CENTC)|TIONS AND
RESIDENTS IN CENTRAL MISSOURI ARE URGED TO LISTEN TO WEATHER RADIO
FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.

PERLOW
Special weather statement, Jun 2, 1:35 PM CDT, 1 hour 4 minutes before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-021930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
135 PM CDT THU JUN 2 1994

...SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS SOUTH CENTRAL MISSOURI...

AT 130 PM...RADAR INDICATED SCATTERED THUNDERSTORMS THAT WERE BUILDING
ALONG A NEARLY STATIONARY FRONT TRAILING ACROSS SOUTH CENTRAL MISSOURI.
THE STORMS WERE LOCATED ALONG THE SOUTHERN BOUNDARY OF THE LAKE OF THE
OZARKS TO NEAR ROLLA.  MOVEMENT WAS TO THE EAST AT 20 MPH.

THESE STORMS ARE EXPECTED TO CONTINUE TO DEVELOP AND GRADUALLY BECOME
MORE WIDESPREAD ACROSS THE SOUTHWEST AND SOUTH CENTRAL PORTION OF THE
REGION.  SOME OF THE STORMS MAY GROW TO SEVERE PROPORTIONS AND
RESIDENTS IN CENTC)|TIONS AND
RESIDENTS IN CENTRAL MISSOURI ARE URGED TO LISTEN TO WEATHER RADIO
FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.

PERLOW
Special weather statement, Jun 2, 1:38 PM CDT, 1 hour 1 minute before
MOZ024-025-032-033-039>042-045>051-055>059-068>070-021930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
135 PM CDT THU JUN 2 1994

...SCATTERED THUNDERSTORMS WERE DEVELOPING ACROSS SOUTH CENTRAL MISSOURI...

AT 130 PM...RADAR INDICATED SCATTERED THUNDERSTORMS THAT WERE BUILDING
ALONG A NEARLY STATIONARY FRONT TRAILING ACROSS SOUTH CENTRAL MISSOURI.
THE STORMS WERE LOCATED ALONG THE SOUTHERN BOUNDARY OF THE LAKE OF THE
OZARKS TO NEAR ROLLA.  MOVEMENT WAS TO THE EAST AT 20 MPH.

THESE STORMS ARE EXPECTED TO CONTINUE TO DEVELOP AND GRADUALLY BECOME
MORE WIDESPREAD ACROSS THE SOUTHWEST AND SOUTH CENTRAL PORTION OF THE
REGION.  SOME OF THE STORMS MAY GROW TO SEVERE PROPOR|TIONS AND
RESIDENTS IN CENTRAL MISSOURI ARE URGED TO LISTEN TO WEATHER RADIO
FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.

PERLOW
Special weather statement, Jun 2, 2:32 PM CDT, 7 minutes before
MOZ083-071-022030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
232 PM CDT THU JUN 2 1994

...STRONG THUNDERSTORMS IN THE ROLLA AREA...

AT 230 PM...WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS
SCATTERED WITHIN A 25 MILE RADIUS OF ROLLA.  ONE STRONG STORM WAS ABOUT
10 MILES WEST OF ROLLA...WITH ANOTHER AREA OF STRONG STORMS EXTENDING
FROM 15 MILES SOUTHWEST OF ROLLA TO NEAR SALEM.

THE STRONG STORMS IN THIS AREA ARE PRODUCING VERY HEAVY
RAINS...ALONG WITH SMALL HAIL...AS THEY DRIFT SOUTHEAST AT 5 TO 10 MILES
AN HOUR.

ADDITIONAL STRENGTHENING OF THESE STORMS IS POSSIBLE.  PEOPLE IN PHELPS
AND DENT COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS OVER THE NEXT SEVERAL HOURS.

TRUETT
Special weather statement, Jun 2, 2:35 PM CDT, 4 minutes before
MOZ083-071-022030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
232 PM CDT THU JUN 2 1994

...STRONG THUNDERSTORMS IN THE ROLLA AREA...

AT 230 PM...WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS
SCATTERED WITHIN A 25 MILE RADIUS OF ROLLA.  ONE STRONG STORM WAS ABOUT
10 MILES WEST OF ROLLA...WITH ANOTHER AREA OF STRONG STORMS EXTENDING
FROM 15 MILES SOUTHWEST OF ROLLA TO NEAR SALEM.

THE STRONG STORMS IN THIS AREA ARE PRODUCING VERY HEAVY
RAINS...ALONG WITH SMALL HAIL...AS THEY DRIFT SOUTHEAST AT 5 TO 10 MILES
AN HOUR.

ADDITIONAL STRENGTHENING OF THESE STORMS IS POSSIBLE.  PEOPLE IN PHELPS
AND DENT COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS OVER THE NEXT SEVERAL HOURS.

TRUETT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 4:20 PM CDTSevere Thunderstorm WarningLSXReynolds55 min
Jun 2, 4:20 PM CDTSevere Thunderstorm WarningLSXDent28 min
Jun 2, 5:15 PM CDTSevere Thunderstorm WarningLSXReynolds45 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994

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.