Alert archive / Missouri / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 282, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 29, 1998, 3:37 PM CDT for Clark County, Missouri. It was in force for 48 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
- Jun 29, 1998, 3:37 PM CDT (20:37 UTC)
- Expired
- Jun 29, 1998, 4:25 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Clark County, MO
The radar
The Quad Cities radar (KDVN), 165 km from the middle of the area, began a volume at 20:36 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 |
|---|---|---|---|
| Jun 29, 4:00 PM CDT | Thunderstorm Wind 51 | Athens, 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
Davenport, (KDVN), launched 12:00Z, 8.6 hours before the alert went out and 170 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
- 917 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 762 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
702 WUUS1 KSTL 292038 RRA SVRSTL MOC045-292125- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 337 PM CDT MON JUN 29 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CLARK COUNTY IN NORTHEASTERN MISSOURI * UNTIL 425 PM CDT * AT 335 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM FROM 10 MILES NORTH OF SCOTLAND TO BURLINGTON IOWA... MOVING SOUTHEAST AT 45 MPH. * LOCATIONS THAT WILL BE AFFECTED... ALBERS KAHOKA DAMAGING WINDS WERE REPORTED WITH THIS LINE THIS STORM HAS A HISTORY OF DAMAGING WINDS. MOVE QUICKLY TO A STURDY BUILDING AND STAY AWAY FROM DOORS AND WINDOWS. RP/VA
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 29, 11:10 AM CDT, 4 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- MOZ065-292300- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1110 AM CDT MON JUN 29 1998 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NWS OFFICE IN ST. LOUIS. AREAS INCLUDED ARE PARTS OF CENTRAL...NORTHEAST AND EAST CENTRAL MISSOURI...AND SOUTHWEST ILLINOIS. THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT OVER MOST OF EASTERN AND CENTRAL MISSOURI...AND SOUTHWEST ILLINOIS. VERY MOIST AND UNSTABLE AIR ACROSS THE REGION WILL PROVIDE FUEL FOR THE DEVELOPMENT OF THUNDERSTORMS THIS AFTERNOON INTO THE EVENING HOURS. SOME OF THESE STORMS WILL LIKELY BECOME SEVERE...PRODUCING DAMAGING WINDS...LARGE HAIL...AND HEAVY RAINFALL. STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION. GLASS
Special weather statement, Jun 29, 11:10 AM CDT, 4 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- MOZ065-292300- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1110 AM CDT MON JUN 29 1998 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NWS OFFICE IN ST. LOUIS. AREAS INCLUDED ARE PARTS OF CENTRAL...NORTHEAST AND EAST CENTRAL MISSOURI...AND SOUTHWEST ILLINOIS. THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT OVER MOST OF EASTERN AND CENTRAL MISSOURI...AND SOUTHWEST ILLINOIS. VERY MOIST AND UNSTABLE AIR ACROSS THE REGION WILL PROVIDE FUEL FOR THE DEVELOPMENT OF THUNDERSTORMS THIS AFTERNOON INTO THE EVENING HOURS. SOME OF THESE STORMS WILL LIKELY BECOME SEVERE...PRODUCING DAMAGING WINDS...LARGE HAIL...AND HEAVY RAINFALL. STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION. GLASS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 7:40 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 45 min |
| Jun 28, 11:40 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Scotland | 45 min |
| Jun 29, 12:05 AM CDT | Flash Flood Warning | LSX | Lewis | 4 hr |
| Jun 29, 5:17 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 48 min |
| Jun 29, 5:34 AM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 46 min |
| Jun 29, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Scotland | 47 min |
| Jun 29, 4:11 PM CDT | Flash Flood Warning | LSX | Clark, Scotland | 3 hr |
| Jun 29, 4:30 PM CDT | Severe Thunderstorm Warning | LSX | Clark, Knox, Lewis, Scotland | 65 min |
| Jun 29, 4:51 PM CDT | Flash Flood Warning | LSX | Lewis | 3 hr |
| Jun 29, 6:34 PM CDT | Severe Thunderstorm Warning | LSX | Clark | 51 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.