Alert archive / Missouri / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 77, NWS St. Louis, MO

June 22, 1994Pike County, Ralls County, Missouri; Pike County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 22, 1994, 3:40 PM CDT for Pike County, Ralls County, Missouri; Pike County, Illinois. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jun 22, 1994, 3:40 PM CDT (20:40 UTC)
Expired
Jun 22, 1994, 4:15 PM CDT
In force
35 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Pike County, IL, Pike County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 99 km from the middle of the area, began a volume at 20:41 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

Paducah/Barkley, KY (KPAH), launched 12:00Z, 8.7 hours before the alert went out and 347 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, Paducah/Barkley, KY at 12:00Z on 1994-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1873 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, Paducah/Barkley, KY at 12:00Z on 1994-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
1873 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
44 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 222040
SVRSTL
ILC149-MOC163-173-222130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
340 PM CDT WED JUN 22 1994
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL ILLINOIS
 
   ...WESTERN PIKE COUNTY
 
 
IN EAST CENTRAL MISSOURI
 
   ...PIKE COUNTY
 
IN NORTHEAST MISSOURI
 
   ...RALLS COUNTY
 
AT 339 PM...RADAR INDICATED A SEVERE THUNDERSTORM NEAR NEW
LONDON...ABOUT 10 MILES SOUTH OF HANNIBAL. THIS STORM WAS MOVING EAST AT
15 MILES AN HOUR AND WILL AFFECT THE COMMUNITIES OF SAVERTON...NEW
LONDON AND NEW CANTON BY 415 PM.
 
LARGE HAIL AND DAMAGING WIND ARE POSSIBLE WITH THIS STORM.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
SHEA/METZE

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 22, 2:16 PM CDT, 1 hour 24 minutes before
MOZ008>010-017>019-222120-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
216 PM CDT WED JUN 22 1994

A CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN WAS OVER KNOX COUNTY IN
NORTHEAST MISSOURI...ABOUT 20 MILES EAST OF KIRKSVILLE THIS AFTERNOON.
MOVEMENT WAS EAST AT 25 MILES AN HOUR AND WILL AFFECT THE COMMUNITIES
OF EDINA...KNOX CITY AND NEWARK BY 245 PM.  COMMUNITIES IN LEWIS COUNTY
CAN ALSO EXPECT STRONG THUNDERSTORMS DURING THE NEXT SEVERAL HOURS AS
THESE MOVE IN.

LOCALLY HEAVY RAIN SEEMS TO BE THE MAIN THREAT FROM THESE STORMS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

SHEA
Special weather statement, Jun 22, 2:16 PM CDT, 1 hour 24 minutes before
MOZ008>010-017>019-222120-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
216 PM CDT WED JUN 22 1994

A CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN WAS OVER KNOX COUNTY IN
NORTHEAST MISSOURI...ABOUT 20 MILES EAST OF KIRKSVILLE THIS AFTERNOON.
MOVEMENT WAS EAST AT 25 MILES AN HOUR AND WILL AFFECT THE COMMUNITIES
OF EDINA...KNOX CITY AND NEWARK BY 245 PM.  COMMUNITIES IN LEWIS COUNTY
CAN ALSO EXPECT STRONG THUNDERSTORMS DURING THE NEXT SEVERAL HOURS AS
THESE MOVE IN.

LOCALLY HEAVY RAIN SEEMS TO BE THE MAIN THREAT FROM THESE STORMS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

SHEA
Special weather statement, Jun 22, 2:28 PM CDT, 1 hour 12 minutes before
MOZ041-042-050-051-222030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
228 PM CDT WED JUN 22 1994

...THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WINDS ARE MOVING INTO
EASTCENTRAL MISSOURI...

AT 225PM THE STRONGEST THUNDERSTORMS EXTENDED FROM 10 MILES SOUTH OF
MOBERLY...TO MEXICO...TO 25 MILES SOUTH OF MEXICO NEAR FULTON.

MOVEMENT WAS TO THE EAST AT 20MPH.

PEOPLE IN AUDRAIN...MONTGOMERY...AND EASTERN CALLAWAY COUNTIES CAN
EXPECT THESE STORMS TO AFFECT THEM THROUGH 330PM.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

REAUGH
Special weather statement, Jun 22, 2:31 PM CDT, 1 hour 9 minutes before
MOZ041-042-050-051-222030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
228 PM CDT WED JUN 22 1994

...THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WINDS ARE MOVING INTO
EASTCENTRAL MISSOURI...

AT 225PM THE STRONGEST THUNDERSTORMS EXTENDED FROM 10 MILES SOUTH OF
MOBERLY...TO MEXICO...TO 25 MILES SOUTH OF MEXICO NEAR FULTON.

MOVEMENT WAS TO THE EAST AT 20MPH.

PEOPLE IN AUDRAIN...MONTGOMERY...AND EASTERN CALLAWAY COUNTIES CAN
EXPECT THESE STORMS TO AFFECT THEM THROUGH 330PM.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV SJTATION FOR
THE LATEST WEATHER INFORMATION.

REAUGH
Special weather statement, Jun 22, 2:58 PM CDT, 42 minutes before
MOZ035-036-222100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
258 PM CDT WED JUN 22 1994

...STRONG THUNDERSTORMS WERE MOVING THROUGH OF NORTHEAST MISSOURI...

AT 254 PM CDT...NATIONAL WEATHER SERVICE SHOWED A CLUSTER OF STRONG
THUNDERSTORMS MOVING INTO RALLS AND PIKE COUNTIES IN MISSOURI...OR
ABOUT 30 MILES SOUTHWEST OF HANNIBAL. THESE STORM WERE MOVING EASTERLY
AT 15 MPH...AND ARE CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL IN A
SHORT PERIOD OF TIME AND WIND GUSTS TO 40 MPH.  SOME CITIES IN THE PATH
OF THESE STORMS ARE PERRY...BOWLING GREEN...NEW HARTFORD...AND
CLARKSVILLE.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN
STORMS APPROACH.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

METZE
Special weather statement, Jun 22, 2:59 PM CDT, 41 minutes before
MOZ035-036-222100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
258 PM CDT WED JUN 22 1994

...STRONG THUNDERSTORMS WERE MOVING THROUGH OF NORTHEAST MISSOURI...

AT 254 PM CDT...NATIONAL WEATHER SERVICE SHOWED A CLUSTER OF STRONG
THUNDERSTORMS MOVING INTO RALLS AND PIKE COUNTIES IN MISSOURI...OR
ABOUT 30 MILES SOUTHWEST OF HANNIBAL. THESE STORM WERE MOVING EASTERLY
AT 15 MPH...AND ARE CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL IN A
SHORT PERIOD OF TIME AND WIND GUSTS TO 40 MPH.  SOME CITIES IN THE PATH
OF THESE STORMS ARE PERRY...BOWLING GREEN...NEW HARTFORD...AND
CLARKSVILLE.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY WHEN
STORMS APPROACH.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

METZE

Nearby

Severe Thunderstorm Warnings in Missouri, 1994Severe Thunderstorm Warnings in Illinois, 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.