Alert archive / Missouri / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 38, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 19, 1996, 6:01 PM CDT for Sainte Genevieve County, Saint Francois County, Missouri. It was in force for 44 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
- Apr 19, 1996, 6:01 PM CDT (23:01 UTC)
- Expired
- Apr 19, 1996, 6:45 PM CDT
- In force
- 44 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Saint Francois County, MO, Sainte Genevieve County, MO
The radar
The St Louis radar (KLSX), 99 km from the middle of the area, began a volume at 23:03 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 |
|---|---|---|---|
| Apr 19, 6:35 PM CDT | Hail 1 | Farmington, 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, 11.0 hours before the alert went out and 296 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
- 2232 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 34 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 192304 SVRSTL MOC187-186-192345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 601 PM CDT FRI APR 19 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...ST. FRANCOIS COUNTY...ST. GENEVIEVE COUNTY AT 600 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS DETECTING A SEVERE STORM 7 MILES SOUTH OF POTOSI. THE STORM WILL BE THROUGH BONNE TERRE AND FLAT RIVER BY 630 PM. THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS. GKS
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, Apr 19, 3:56 PM CDT, 2 hours 5 minutes before
ILZ058>060-064-065-069-070-074-095>102-MOZ009-010-018-019-026-027- 034>036-041-042-048>052-059>065-200400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 400 PM CDT FRI APR 19 1996 ...A TORNADO WATCH HAS BEEN ISSUED FOR NORTHEAST AND EAST CENTRAL MISSOURI... STRONG TO SEVERE THUNDERSTORMS WILL DEVELOP ACROSS PORTIONS OF EASTERN MISSOURI DURING THE LATE AFTERNOON AND EVENING HOURS. A TORNADO WATCH WILL BE IN EFFECT UNTIL 1100 PM CDT FOR THE NORTHEAST AND EAST CENTRAL PORTION. THE WATCH INCLUDES THE ST LOUIS METROPOLITAN AREA... COLUMBIA...JEFFERSON CITY...MEXICO...AND THE HANNIBAL...QUINCY AREA. PLEASE STAY TUNED TO NOAA WEATHER RADIO AND COMMERCIAL RADIO AND TV STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 4:19 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 41 min |
| Apr 19, 4:33 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 57 min |
| Apr 19, 4:41 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Washington | 64 min |
| Apr 19, 4:54 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 51 min |
| Apr 19, 5:01 PM CDT | Severe Thunderstorm Warning | LSX | City of Saint Louis | 59 min |
| Apr 19, 5:01 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 59 min |
| Apr 19, 5:03 PM CDT | Tornado Warning | LSX | Jefferson | 42 min |
| Apr 19, 5:07 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 68 min |
| Apr 19, 5:15 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 45 min |
| Apr 19, 5:27 PM CDT | Tornado Warning | LSX | Saint Louis | 48 min |
| Apr 19, 5:27 PM CDT | Tornado Warning | LSX | Jefferson | 48 min |
| Apr 19, 5:41 PM CDT | Tornado Warning | LSX | Lincoln, Saint Charles | 64 min |
| Apr 19, 5:43 PM CDT | Tornado Warning | LSX | Washington | 32 min |
| Apr 19, 5:51 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Washington | 39 min |
| Apr 19, 6:04 PM CDT | Severe Thunderstorm Warning | LSX | City of Saint Louis | 41 min |
| Apr 19, 6:14 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 31 min |
| Apr 19, 6:22 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 53 min |
| Apr 19, 6:25 PM CDT | Tornado Warning | LSX | Sainte Genevieve, Saint Francois | 50 min |
| Apr 19, 6:36 PM CDT | Flash Flood Warning | LSX | Crawford, Washington | 69 min |
| Apr 19, 6:51 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 54 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1996Every severe thunderstorm warning in 1996
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.