Alert archive / Missouri / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 169, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 6, 1996, 2:53 PM CDT for Washington County, Missouri. It was in force for 52 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 6, 1996, 2:53 PM CDT (19:53 UTC)
- Expired
- Jun 6, 1996, 3:45 PM CDT
- In force
- 52 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Washington County, MO
The radar
The St Louis radar (KLSX), 84 km from the middle of the area, began a volume at 19:55 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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 7.9 hours before the alert went out and 284 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
- 269 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 1023 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 061954 SVRSTL MOC221-062045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 253 PM CDT THU JUN 6 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...WASHINGTON COUNTY AT 251 PM...DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM NEAR POTOSI MOVING EAST AT 30 MPH. THIS STORM IS CAPABLE OF PRODUCING HAIL UP TO 1 INCH IN DIAMETER AND WINDS OF 50-60 MPH. PEOPLE IN POTOSI...LATTY... AND OLD MINES SHOULD SEEK SHELTER NOW. SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS OFTEN PRODUCE TORNADOES WBITH LITTLE OR NO ADVANCE WARNING. GLASS/TRUETT
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, Jun 6, 10:23 AM CDT, 4 hours 30 minutes before
MOZ009-010-018-019-026-027-034>036-041-042-047>052-059>065-072>075- 084-085-099-ILZ058>060-064-065-069-070-074-079-095>102-071100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1030 AM CDT T
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:48 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Lewis | 42 min |
| Jun 5, 9:12 PM CDT | Tornado Warning | LSX | Knox | 33 min |
| Jun 5, 9:15 PM CDT | Severe Thunderstorm Warning | LSX | Shelby | 45 min |
| Jun 5, 9:30 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Monroe, Ralls | 60 min |
| Jun 5, 9:30 PM CDT | Severe Thunderstorm Warning | LSX | Lewis | 60 min |
| Jun 5, 10:07 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 68 min |
| Jun 5, 11:17 PM CDT | Flash Flood Warning | LSX | Monroe, Ralls | 5 hr |
| Jun 5, 11:17 PM CDT | Flash Flood Warning | LSX | Shelby | 5 hr |
| Jun 6, 1:25 AM CDT | Flash Flood Warning | LSX | Monroe, Ralls | 50 min |
| Jun 6, 1:25 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Ralls | 50 min |
| Jun 6, 12:26 PM CDT | Severe Thunderstorm Warning | LSX | Osage | 49 min |
| Jun 6, 4:52 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 38 min |
| Jun 6, 5:31 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Saint Louis | 44 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.