Alert archive / Missouri / Tornado Warnings in 1998
Tornado Warning 96, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jun 29, 1998, 8:42 PM CDT for Montgomery County, Missouri. It was in force for 48 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
- Jun 29, 1998, 8:42 PM CDT (01:42 UTC)
- Expired
- Jun 29, 1998, 9:30 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Montgomery County, MO
The radar
The St Louis radar (KLSX), 73 km from the middle of the area, began a volume at 01:43 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 29, 7:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 1.7 hours before the alert went out and 305 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
- 1641 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1639 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
984 WFUS1 KSTL 300143 RRA TORSTL MOC139-300230- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 842 PM CDT MON JUN 29 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * TORNADO WARNING FOR... MONTGOMERY COUNTY MISSOURI IN EASTERN MISSOURI * UNTIL 930 PM CDT * AT 840 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 2 MILES NORTHWEST OR WELLSVILLE... MOVING SOUTHEAST AT 30 MPH. * LOCATIONS IN THE PATH... WELLSVILLE MONTGOMERY CITY MIDDLETON IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW A BASEMENT OFFERS THE BEST PROTECTION. IF NOT AVAILABLE...MOVE TO THE LOWEST FLOOR AND SEEK SHELTER IN A SMALL INTERIOR ROOM. STAY AWAY FROM OUTSIDE WALLS AND WINDOWS. MOBILE HOMES SHOULD BE ABANDONED IN FAVOR OF A MORE SUBSTANTIAL STRUCTURE. DO NOT TRY TO OUTRUN A TORNADO IN A VEHICLE RP
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 7:17 PM CDT | Tornado Warning | LSX | Knox | 48 min |
| Jun 29, 7:31 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 49 min |
| Jun 29, 7:39 PM CDT | Tornado Warning | LSX | Shelby | 46 min |
| Jun 29, 7:52 PM CDT | Tornado Warning | LSX | Monroe | 33 min |
| Jun 29, 8:06 PM CDT | Tornado Warning | LSX | Audrain | 49 min |
| Jun 29, 8:33 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 47 min |
| Jun 29, 9:08 PM CDT | Tornado Warning | LSX | Warren | 47 min |
| Jun 29, 9:15 PM CDT | Flash Flood Warning | LSX | Montgomery, Warren | 4 hr |
| Jun 29, 9:15 PM CDT | Flash Flood Warning | LSX | Audrain, Monroe, Shelby | 4 hr |
| Jun 29, 10:01 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson | 44 min |
| Jun 29, 10:31 PM CDT | Flash Flood Warning | LSX | Callaway, Gasconade | 3 hr |
| Jun 29, 10:31 PM CDT | Flash Flood Warning | LSX | Boone | 3 hr |
Nearby
Tornado Warnings in Missouri, 1998Every tornado warning in 1998Tornadoes 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; radar from the NEXRAD Level II archive.