Alert archive / Missouri / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 177, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 25, 1998, 2:54 AM CDT for Iron County, Reynolds County, Missouri. It was in force for 61 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
- May 25, 1998, 2:54 AM CDT (07:54 UTC)
- Expired
- May 25, 1998, 3:55 AM CDT
- In force
- 61 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Iron County, MO, Reynolds County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 25, 3:15 AM CDT | Thunderstorm Wind 55 | Black, MO | |
| May 25, 3:20 AM CDT | Thunderstorm Wind 57 | Lesterville, MO | |
| May 25, 3:38 AM CDT | Thunderstorm Wind 57 | Ironton, 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
Springfield, MO (KSGF), launched 00:00Z, 7.9 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
- 895 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 1916 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.7
The text
As transmitted, in the capitals the NWS used until 2016.
966 WUUS1 KSTL 250755 RRA SVRSTL MOC093-179-250855- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 254 AM CDT MON MAY 25 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... IRON COUNTY IN SOUTHEASTERN MISSOURI REYNOLDS COUNTY IN SOUTHEASTERN MISSOURI * UNTIL 355 AM CDT * AT 254 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM BUNKER TO WINONA... MOVING EAST NORTHEAST AT 30 MPH. * LOCATIONS THAT WILL BE AFFECTED... ELLINGTON CENTERVILLE JOHNSONS SHUT IN STATE PARK IRONTON THE PRIMARY SEVERE WEATHER THREAT IS DAMAGING WINDS. MOVE QUICKLY TO A STURDY BUILDING AND STAY AWAY FROM DOORS AND WINDOWS. TRUETT/METZE
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 3:35 AM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Francois | 60 min |
| May 25, 4:00 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 60 min |
| May 25, 4:11 AM CDT | Tornado Warning | LSX | Sainte Genevieve | 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.