Alert archive / Illinois / Tornado Warnings in 1996
Tornado Warning 6, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 19, 1996, 5:27 PM CDT for Saint Louis County, Missouri; Monroe County, Saint Clair County, Illinois. It was in force for 48 min. 5 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
- Apr 19, 1996, 5:27 PM CDT (22:27 UTC)
- Expired
- Apr 19, 1996, 6:15 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Monroe County, IL, Saint Clair County, IL, Saint Louis County, MO
The radar
The St Louis radar (KLSX), 51 km from the middle of the area, began a volume at 22:31 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, 5:45 PM CDT | Tornado F0 | Valmeyer, IL | |
| Apr 19, 5:55 PM CDT | Hail 1.25 | Fenton, MO | |
| Apr 19, 6:10 PM CDT | Hail 1.75 | Waterloo, IL | |
| Apr 19, 6:15 PM CDT | Hail 1.75 | Waterloo, IL | |
| Apr 19, 6:20 PM CDT | Tornado F0 | Freeburg, IL |
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, 10.5 hours before the alert went out and 232 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 192228 TORSTL ILC133-163-MOC099-189-192315- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 527 PM CDT FRI APR 19 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 615 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ILLINOIS ...NORTHERN MONROE COUNTY...NORTHERN ST. CLAIR COUNTY IN EAST CENTRAL MISSOURI ...NORTHERN JEFFERSON COUNTY...SOUTHERN ST. LOUIS COUNTY AT 530 PM...THE ST LOUIS INDICATED A TONADO...THE CITIES IN THE PATH OF THIS TORNADO ARE ARNALD AND FENTON. IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR INTERIOR ROOM ON THE LOWEST LEVEL. SEEK SH`ELTER NOW IN A BASEMENT OR AN INTERIOR ROOM. YOUR LIFE AND THE LIVES OF THOSE AROUND YOU MAY DEPEND ON YOUR ACTIONS. &
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 | 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, 6:01 PM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois | 44 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 |
| Apr 19, 4:21 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 54 min |
| Apr 19, 4:33 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 57 min |
| Apr 19, 4:46 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 59 min |
| Apr 19, 4:53 PM CDT | Tornado Warning | LSX | Pike | 52 min |
| Apr 19, 5:03 PM CDT | Tornado Warning | LSX | Washington | 42 min |
| Apr 19, 5:20 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Madison | 55 min |
| Apr 19, 5:23 PM CDT | Tornado Warning | LSX | Brown | 37 min |
| Apr 19, 5:35 PM CDT | Severe Thunderstorm Warning | LSX | Greene | 40 min |
| Apr 19, 6:01 PM CDT | Tornado Warning | LSX | Saint Clair | 44 min |
| Apr 19, 6:14 PM CDT | Tornado Warning | LSX | Clinton, Washington | 46 min |
| Apr 19, 6:45 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 45 min |
| Apr 19, 6:48 PM CDT | Tornado Warning | LSX | Randolph | 42 min |
| Apr 19, 6:56 PM CDT | Tornado Warning | LSX | Clinton, Marion | 49 min |
Nearby
Tornado Warnings in Illinois, 1996Tornado Warnings in Missouri, 1996Every tornado warning in 1996Tornadoes 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.