Alert archive / Missouri / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 339, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Nov 10, 1998, 2:47 AM CST for Pike County, Missouri. It was in force for 63 min. 2 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
- Nov 10, 1998, 2:47 AM CST (08:47 UTC)
- Expired
- Nov 10, 1998, 3:50 AM CST
- In force
- 63 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Pike County, MO
The radar
The St Louis radar (KLSX), 83 km from the middle of the area, began a volume at 08:48 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 |
|---|---|---|---|
| Nov 10, 3:15 AM CST | Thunderstorm Wind 56 | Bowling Green, MO | |
| Nov 10, 3:25 AM CST | Thunderstorm Wind 56 | Louisiana, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 10, 1:15 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 8.8 hours before the alert went out and 237 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
- 550 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 561 m²/s²
- 0-3 km storm-relative helicity
- 703 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
337 WUUS1 KSTL 100849 RRA SVRSTL MOC163-100950- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 247 AM CST TUE NOV 10 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... PIKE COUNTY MISSOURI IN NORTHEASTERN MISSOURI * UNTIL 350 AM CST * AT 245 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS OVER WESTERN PIKE COUNTY...12 MILES WEST OF NEW LONDON... MOVING EAST AT 50 MPH. * LOCATIONS THAT WILL BE AFFECTED... CENTER NEW LONDON SAVERTON THE PRIMARY SEVERE WEATHER THREAT IS DAMAGING WINDS. MOVE QUICKLY TO A STURDY BUILDING AND STAY AWAY FROM DOORS AND WINDOWS. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. GKS/FG
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 10, 12:29 AM CST | Severe Thunderstorm Warning | LSX | Osage | 51 min |
| Nov 10, 12:47 AM CST | Tornado Warning | LSX | Osage | 48 min |
| Nov 10, 1:06 AM CST | Severe Thunderstorm Warning | LSX | Montgomery | 49 min |
| Nov 10, 1:16 AM CST | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 49 min |
| Nov 10, 1:25 AM CST | Tornado Warning | LSX | Lincoln, Pike | 50 min |
| Nov 10, 1:45 AM CST | Severe Thunderstorm Warning | LSX | Boone, Cole, Moniteau | 65 min |
| Nov 10, 2:03 AM CST | Severe Thunderstorm Warning | LSX | Callaway, Osage | 62 min |
| Nov 10, 2:03 AM CST | Severe Thunderstorm Warning | LSX | Audrain | 62 min |
| Nov 10, 2:33 AM CST | Severe Thunderstorm Warning | LSX | Gasconade, Montgomery | 62 min |
| Nov 10, 3:00 AM CST | Severe Thunderstorm Warning | LSX | Crawford, Franklin | 65 min |
| Nov 10, 3:00 AM CST | Severe Thunderstorm Warning | LSX | Marion, Ralls | 65 min |
| Nov 10, 3:00 AM CST | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 65 min |
| Nov 10, 3:00 AM CST | Severe Thunderstorm Warning | LSX | Warren | 65 min |
| Nov 10, 3:29 AM CST | Severe Thunderstorm Warning | LSX | Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 61 min |
| Nov 10, 3:29 AM CST | Severe Thunderstorm Warning | LSX | Washington | 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.