Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 7, NWS St. Louis, MO

March 27, 1998Lincoln County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Mar 27, 1998, 4:40 PM CST for Lincoln County, Missouri. It was in force for 50 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
Mar 27, 1998, 4:40 PM CST (22:40 UTC)
Expired
Mar 27, 1998, 5:30 PM CST
In force
50 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Lincoln County, MO

The radar

The St Louis radar (KLSX), 47 km from the middle of the area, began a volume at 22:39 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

TimeReportWhereRemark
Mar 27, 5:23 PM CSTThunderstorm Wind 52Troy, MOThunderstorm wind gusts downed some power poles and lines.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 27, 4:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.7 hours before the alert went out and 236 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 1998-03-27Temperature 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 1998-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 308 square meters per square second.19395878Sfc1 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
935 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
308 m²/s²
0-3 km storm-relative helicity
330 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.

889 
WUUS1 KSTL 272242 RRA
SVRSTL
MOC071-099-113-183-189-510-272330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
440 PM CST FRI MAR 27 1998
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSOURI
 
   ...EASTERN FRANKLIN COUNTY...JEFFERSON COUNTY...LINCOLN COUNTY
   ...ST. CHARLES COUNTY...ST. LOUIS COUNTY
 
  AND THE INDEPENDENT CITY OF
 
   ...ST. LOUIS CITY
 
AT 440 PM...A LINE OF SEVERE THUNDERSTORMS WAS ROARING THROUGH EASTERN
MISOURI. THE LINE EXTENDED FROM NEAR MONTGOMERY CITY....THROUGH
HERMANN...TO SOUTH OF STEELVILLE.
 
THE LINE WAS MOVING EAST AT 50 MPH...AND WILL BE AFFECTING THE CITIES OF
ST LOUIS....AS WELL AS ST CLAIR MISSOURI....BOURBON...ST CHARLES...
TROY...ST PETERS...CLAYTON...AND HILLSBORO.
 
WINDS IN EXCESS OF 70 MPH CAN BE EXPECTED
 
THIS STORM HAS A HISTORY OF DAMAGING WINDS. SEEK INSIDE SHELTER
NOW
 
REMEMBER...A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
IF OUTDOORS...SEEK INSIDE SHELTER IMMEDIATELY. STAY AWAY FROM
WINDOWS.

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, Mar 27, 10:51 AM CST, 5 hours 49 minutes before
ILZ058>060-064-065-069-070-074-079-095>102-MOZ009-010-018-019-
026-027-034>036-041-042-047>052-059>065-072>075-084-085-099-280255-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
1051 AM CST FRI MAR 27 1998

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE ST LOUIS OFFICE
OF THE NATIONAL WEATHER SERVICE.  THIS INCLUDES PARTS OF
CENTRAL...NORTHEAST...EAST CENTRAL...AND SOUTHEAST MISSOURI...AND
ADJACENT AREAS OF WEST CENTRAL AND SOUTHWEST ILLINOIS.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE AREA THIS
AFTERNOON AND EARLY TONIGHT.  THE PRIMARY THREAT FROM THESE STORMS
APPEARS TO BE HIGH WINDS.

THE GREATEST THREAT OF SEVERE WEATHER WILL BE SOMETIME AFTER 3 PM.
:
STORM SPOTTERS AND EMERGENCY MANAGERS SHOULD MONITOR WEATHER
DEVELOPMENTS FOR POSSIBLE SKYWARN ACTIVATION.

TRUETT
Special weather statement, Mar 27, 10:51 AM CST, 5 hours 49 minutes before
ILZ058>060-064-065-069-070-074-079-095>102-MOZ009-010-018-019-
026-027-034>036-041-042-047>052-059>065-072>075-084-085-099-280255-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
1051 AM CST FRI MAR 27 1998

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE ST LOUIS OFFICE
OF THE NATIONAL WEATHER SERVICE.  THIS INCLUDES PARTS OF
CENTRAL...NORTHEAST...EAST CENTRAL...AND SOUTHEAST MISSOURI...AND
ADJACENT AREAS OF WEST CENTRAL AND SOUTHWEST ILLINOIS.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE AREA THIS
AFTERNOON AND EARLY TONIGHT.  THE PRIMARY THREAT FROM THESE STORMS
APPEARS TO BE HIGH WINDS.

THE GREATEST THREAT OF SEVERE WEATHER WILL BE SOMETIME AFTER 3 PM.
:
STORM SPOTTERS AND EMERGENCY MANAGERS SHOULD MONITOR WEATHER
DEVELOPMENTS FOR POSSIBLE SKYWARN ACTIVATION.

TRUETT
Special weather statement, Mar 27, 2:00 PM CST, 2 hours 40 minutes before
ILZ058>060-064-065-069-070-074-079-095>102-MOZ009-010-018-019-
026-027-034>036-041-042-047>052-059>065-072>075-084-085-099-280255-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
200 PM CST FRI MAR 27 1998

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE ST LOUIS OFFICE
OF THE NATIONAL WEATHER SERVICE.  THIS INCLUDES PARTS OF
CENTRAL...NORTHEAST...EAST CENTRAL...AND SOUTHEAST MISSOURI...AND
ADJACENT AREAS OF WEST CENTRAL AND SOUTHWEST ILLINOIS.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE AREA THIS
AFTERNOON AND EARLY TONIGHT.

STORM SPOTTERS AND EMERGENCY MANAGERS SHOULD MONITOR WEATHER
DEVELOPMENTS FOR POSSIBLE SKYWARN ACTIVATION.

TRUETT
Special weather statement, Mar 27, 2:00 PM CST, 2 hours 40 minutes before
ILZ058>060-064-065-069-070-074-079-095>102-MOZ009-010-018-019-
026-027-034>036-041-042-047>052-059>065-072>075-084-085-099-280255-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
200 PM CST FRI MAR 27 1998

THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE ST LOUIS OFFICE
OF THE NATIONAL WEATHER SERVICE.  THIS INCLUDES PARTS OF
CENTRAL...NORTHEAST...EAST CENTRAL...AND SOUTHEAST MISSOURI...AND
ADJACENT AREAS OF WEST CENTRAL AND SOUTHWEST ILLINOIS.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE AREA THIS
AFTERNOON AND EARLY TONIGHT.

STORM SPOTTERS AND EMERGENCY MANAGERS SHOULD MONITOR WEATHER
DEVELOPMENTS FOR POSSIBLE SKYWARN ACTIVATION.

TRUETT

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 3:47 PM CSTSevere Thunderstorm WarningLSXBoone, Callaway, Cole43 min
Mar 27, 3:47 PM CSTSevere Thunderstorm WarningLSXOsage43 min
Mar 27, 4:02 PM CSTSevere Thunderstorm WarningLSXCrawford, Franklin, Washington58 min
Mar 27, 4:02 PM CSTSevere Thunderstorm WarningLSXIron, Reynolds58 min
Mar 27, 4:10 PM CSTSevere Thunderstorm WarningLSXMontgomery, Warren50 min
Mar 27, 4:40 PM CSTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Charles, Saint Louis50 min
Mar 27, 4:40 PM CSTSevere Thunderstorm WarningLSXCity of Saint Louis50 min
Mar 27, 4:53 PM CSTSevere Thunderstorm WarningLSXPike37 min
Mar 27, 4:57 PM CSTSevere Thunderstorm WarningLSXIron, Reynolds, Washington48 min
Mar 27, 5:26 PM CSTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis49 min
Mar 27, 5:26 PM CSTSevere Thunderstorm WarningLSXSaint Charles49 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1998Every severe thunderstorm warning in 1998

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.