Alert archive / Missouri / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 53, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 15, 1998, 7:11 AM CDT for Iron County, Reynolds County, Missouri. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1998, 7:11 AM CDT (12:11 UTC)
- Expired
- Apr 15, 1998, 7:55 AM CDT
- In force
- 44 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Iron County, MO, Reynolds County, MO
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 0.2 hours before the alert went out and 270 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.
- Mixed-layer CAPE
- 557 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 846 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 280 m²/s²
- 0-3 km storm-relative helicity
- 315 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 4.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 151211 RRA SVRSTL MOC093-179-151255- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 711 AM CDT WED APR 15 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN IRON COUNTY IN SOUTHEASTERN MISSOURI NORTHERN REYNOLDS COUNTY IN SOUTHEASTERN MISSOURI * UNTIL 755 AM CDT * AT 715 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM IN EASTERN DENT COUNTY NEAR HOWES MILL...MOVING EAST AT 45 MPH. * LOCATIONS THAT WILL BE AFFECTED... BIXBY AT 725 AM CDT BLACK AT 740 AM CDT THIS STORM HAS A HISTORY OF DAMAGING WINDS. MOVE QUICKLY TO A STURDY BUILDING AND STAY AWAY FROM DOORS AND WINDOWS. ECKBERG
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, Apr 15, 2:05 AM CDT, 5 hours 6 minutes before
MOZ036-051-052-060-150800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 205 AM CDT WED APR 15 1998 ...A TORNADO WATCH NUMBER IS IN EFFECT UNTIL 500 AM CDT... AT 200 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS MOVING ACROSS MONTGOMERY...WARREN AND LINCOLN COUNTIES OF MISSOURI. VERY HEAVY RAIN AND INTENSE LIGHTNING WILL ACCOMPANY THE STORMS AS THEY MOVE TO THE NORTHEAST AROUND 35 MILES AN HOUR. PERSONS IN HIGH HILL...TROY...WRIGHT CITY...AND MONTGOMERY CITY WILL EXPERIENCE THE STRONGEST STORMS.
Special weather statement, Apr 15, 2:05 AM CDT, 5 hours 6 minutes before
MOZ036-051-052-060-150800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 205 AM CDT WED APR 15 1998 ...A TORNADO WATCH NUMBER IS IN EFFECT UNTIL 500 AM CDT... AT 200 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS MOVING ACROSS MONTGOMERY...WARREN AND LINCOLN COUNTIES OF MISSOURI. VERY HEAVY RAIN AND INTENSE LIGHTNING WILL ACCOMPANY THE STORMS AS THEY MOVE TO THE NORTHEAST AROUND 35 MILES AN HOUR. PERSONS IN HIGH HILL...TROY...WRIGHT CITY...AND MONTGOMERY CITY WILL EXPERIENCE THE STRONGEST STORMS.
Special weather statement, Apr 15, 5:07 AM CDT, 2 hours 4 minutes before
MOZ036-041-042-047>052-059-060-151200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 507 AM CDT WED APR 15 1998 ...TORNADO WATCH NUMBER 213 FOR PORTIONS OF SOUTHWEST...CENTRAL...AND EAST CENTRAL MISSOURI HAS EXPIRED... THE TORNADO WATCH THAT WAS IN EFFECT UNTIL 500 AM HAS BEEN ALLOWED TO EXPIRE. SOME SHOWER AND THUNDERSTORM ACTIVITY IS STILL OCCURRING IN THE ST LOUIS COUNTY WARNING AREA...BUT IS EXPECTED TO REMAIN BELOW SEVERE LIMITS THIS MORNING. WDB
Special weather statement, Apr 15, 5:07 AM CDT, 2 hours 4 minutes before
MOZ036-041-042-047>052-059-060-151200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 507 AM CDT WED APR 15 1998 ...TORNADO WATCH NUMBER 213 FOR PORTIONS OF SOUTHWEST...CENTRAL...AND EAST CENTRAL MISSOURI HAS EXPIRED... THE TORNADO WATCH THAT WAS IN EFFECT UNTIL 500 AM HAS BEEN ALLOWED TO EXPIRE. SOME SHOWER AND THUNDERSTORM ACTIVITY IS STILL OCCURRING IN THE ST LOUIS COUNTY WARNING AREA...BUT IS EXPECTED TO REMAIN BELOW SEVERE LIMITS THIS MORNING. WDB
Special weather statement, Apr 15, 6:31 AM CDT, 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>075-084-085-099-151730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 631 AM CDT WED APR 15 1998 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST LOUIS. AREAS INCLUDED ARE PORTIONS OF NORTHEAST...CENTRAL...EAST CENTRAL AND SOUTHEAST MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS. THERE IS A HIGH RISK OF SEVERE THUNDERSTORMS TODAY AND THIS EVENING ACROSS THE SOUTHEASTERN PORTION OF THE WARNING AREA...GENERALLY SOUTH OF A LINE FROM HILLSBORO ILLINOIS IN MONTGOMERY COUNTY TO ST LOUIS MISSOURI TO VICHY MISSOURI. THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS TODAY AND THIS EVENING OVER THE NORTHWESTERN PART OF THE WARNING AREA...GENERALLY NORTH OF THE LINE FROM HILLSBORO TO ST LOUIS TO VICHY. STORM SPOTTER ACTIVATION MAY BE REQUIRED TODAY. THIS AFTERNOON DAMAGING WINDS AND LARGE HAIL WILL BECOME A WIDESPREAD THREAT ACROSS MUCH OF THE SEVERE OUTLOOK AREA IN THE MIDWEST...AND THE THREAT WILL CONTINUE INTO THE NIGHTTIME HOURS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION. PERSONS IN THE THREATENED AREAS ARE URGED TO REVIEW SEVERE WEATHER SAFETY RULES...AND LISTEN TO RADIO...TV...OR NOAA WEATHER RADIO FOR LATER WATCHES...WARNINGS AND STATEMENTS. THIS ADVISORY WILL BE UPDATED AROUND MIDDAY. WDB
Special weather statement, Apr 15, 6:31 AM CDT, 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>075-084-085-099-151730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 631 AM CDT WED APR 15 1998 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST LOUIS. AREAS INCLUDED ARE PORTIONS OF NORTHEAST...CENTRAL...EAST CENTRAL AND SOUTHEAST MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS. THERE IS A HIGH RISK OF SEVERE THUNDERSTORMS TODAY AND THIS EVENING ACROSS THE SOUTHEASTERN PORTION OF THE WARNING AREA...GENERALLY SOUTH OF A LINE FROM HILLSBORO ILLINOIS IN MONTGOMERY COUNTY TO ST LOUIS MISSOURI TO VICHY MISSOURI. THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS TODAY AND THIS EVENING OVER THE NORTHWESTERN PART OF THE WARNING AREA...GENERALLY NORTH OF THE LINE FROM HILLSBORO TO ST LOUIS TO VICHY. STORM SPOTTER ACTIVATION MAY BE REQUIRED TODAY. THIS AFTERNOON DAMAGING WINDS AND LARGE HAIL WILL BECOME A WIDESPREAD THREAT ACROSS MUCH OF THE SEVERE OUTLOOK AREA IN THE MIDWEST...AND THE THREAT WILL CONTINUE INTO THE NIGHTTIME HOURS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION. PERSONS IN THE THREATENED AREAS ARE URGED TO REVIEW SEVERE WEATHER SAFETY RULES...AND LISTEN TO RADIO...TV...OR NOAA WEATHER RADIO FOR LATER WATCHES...WARNINGS AND STATEMENTS. THIS ADVISORY WILL BE UPDATED AROUND MIDDAY. WDB
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 2:43 PM CDT | Severe Thunderstorm Warning | LSX | Cole, Osage | 47 min |
| Apr 15, 3:26 PM CDT | Tornado Warning | LSX | Franklin, Gasconade | 49 min |
| Apr 15, 3:52 PM CDT | Severe Thunderstorm Warning | LSX | Osage | 48 min |
| Apr 15, 4:06 PM CDT | Tornado Warning | LSX | Franklin | 49 min |
| Apr 15, 4:25 PM CDT | Tornado Warning | LSX | Jefferson | 65 min |
| Apr 15, 6:24 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Louis | 61 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; the sounding from the Mesonet's radiosonde archive.