Alert archive / Missouri / Tornado Warnings in 1996
Tornado Warning 4, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 19, 1996, 5:03 PM CDT for Jefferson County, Missouri. It was in force for 42 min. 4 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, 5:03 PM CDT (22:03 UTC)
- Expired
- Apr 19, 1996, 5:45 PM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Jefferson County, MO
The radar
The St Louis radar (KLSX), 50 km from the middle of the area, began a volume at 22:07 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, 5:10 PM CDT | Hail 1 | Cedar Hill, MO | |
| Apr 19, 5:10 PM CDT | Hail 1.75 | Hillsboro, MO | |
| Apr 19, 5:24 PM CDT | Hail 1.75 | Cedar Hill, MO | |
| Apr 19, 5:30 PM CDT | Thunderstorm Wind 55 | Hillsboro, 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, 10.1 hours before the alert went out and 268 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 192205 TORSTL ILC189-MOC099-192245- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 503 PM CDT FRI APR 19 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 545 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL ILLINOIS ...NORTHEASTERN WASHINGTON COUNTY IN EAST CENTRAL MISSOURI ...SOUTHERN JEFFERSON COUNTY AT 505 PM...RADAR DETECTED A TORNADO 3 MILES NORTH OF RIDGEWOOD IN FAR NORTHERN WASHINGTON COUNTY. IT WAS MOVING TO THE NORTHEAST AT 35 MPH. IT WILL MOVE THROUGH HILLSBORO AND MORRIS MILLS AROUND 515 TO 530 PM. IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR INTERIOR ROOM ON THE LOWEST LEVEL. GKS/RP
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, 5:07 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, 6:01 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 |
Nearby
Tornado 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.