Alert archive / Missouri / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Mar 27, 1998, 4:10 PM CST for Montgomery County, Warren County, Missouri. It was in force for 50 min. 3 reports 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, 4:10 PM CST (22:10 UTC)
- Expired
- Mar 27, 1998, 5:00 PM CST
- In force
- 50 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Montgomery County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 57 km from the middle of the area, began a volume at 22:09 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 |
|---|---|---|---|
| Mar 27, 4:43 PM CST | Thunderstorm Wind 51 | Bellflower, MO | Wind gusts from a line of thunderstorms downed trees in the Bellflower area. |
| Mar 27, 4:50 PM CST | Thunderstorm Wind 50 | Warrenton, MO | |
| Mar 27, 4:58 PM CST | Thunderstorm Wind 50 | Warrenton, 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
Lincoln, IL (KILX), launched 12:00Z, 10.2 hours before the alert went out and 274 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 272210 RRA SVRSTL MOC139-219-272300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 410 PM CST FRI MAR 27 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MISSOURI ...MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI ...WARREN COUNTY AT 410 PM...WEATHER SERVICE RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 15 MILES NORTHEAST OF COLUMBIA TO NEAR 20 MILES EAST OF JEFFERSON CITY. THIS LINE OF STORMS WAS NOW MOVING EAST AT 50 MPH. TOWNS IN THE PATH OF THIS STORM INCLUDE MONTGOMERY CITY...BIGSPRING...AND WARRENTON. WINDS IN EXCESS OF 70 MPH CAN BE EXPECTED WITH THE PASSAGE OF THIS LINE OF STORMS. 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. TRUETT/RP
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 19 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 19 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 10 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 10 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 3:47 PM CST | Severe Thunderstorm Warning | LSX | Boone, Callaway, Cole | 43 min |
| Mar 27, 3:47 PM CST | Severe Thunderstorm Warning | LSX | Osage | 43 min |
| Mar 27, 4:02 PM CST | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Washington | 58 min |
| Mar 27, 4:02 PM CST | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 58 min |
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis | 50 min |
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | Lincoln | 50 min |
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | City of Saint Louis | 50 min |
| Mar 27, 4:53 PM CST | Severe Thunderstorm Warning | LSX | Pike | 37 min |
| Mar 27, 4:57 PM CST | Severe Thunderstorm Warning | LSX | Iron, Reynolds, Washington | 48 min |
| Mar 27, 5:26 PM CST | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 49 min |
| Mar 27, 5:26 PM CST | Severe Thunderstorm Warning | LSX | Saint Charles | 49 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.