Alert archive / Missouri / Tornado Warnings in 2004
Tornado Warning 46, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jun 18, 2004, 2:23 PM CDT for Saint Louis 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 outline as issued.
The facts
- Issued
- Jun 18, 2004, 2:23 PM CDT (19:23 UTC)
- Expired
- Jun 18, 2004, 3:15 PM CDT
- In force
- 52 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
County Saint Louis County, MO
The radar
The St Louis radar (KLSX), 14 km from the middle of the area, began a volume at 19:26 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 18, 1:40 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 7.4 hours before the alert went out and 231 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
- 979 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
308
WFUS53 KLSX 181923
TORLSX
MOC189-182015-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
223 PM CDT FRI JUN 18 2004
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI
* UNTIL 315 PM CDT
* AT 223 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM WITH STRONG ROTATION 6 MILES NORTH OF WILDWOOD.
THE STORM WAS MOVING EAST AT 30 MPH...AND MAY PRODUCE A TORNADO AT
ANY TIME
* LOCATIONS IMPACTED INCLUDE...
CHESTERFIELD
MARYLAND HEIGHTS
CREVE COEUR
OVERLAND
OLIVETTE
ST. JOHN
WOODSON TERRACE
GREENDALE
BEVERLY HILLS
NORMANDY
IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW MOVE TO A
BASEMENT...UNDERGROUND STORM SHELTER...OR AN INTERIOR ROOM OR HALLWAY
ON THE LOWEST LEVEL OF A STURDY BUILDING.
AVOID WINDOWS DO NOT OPEN WINDOWS...STAY AWAY FROM THEM...OPENING
WINDOWS DOES NOT MINIMIZE THE DAMAGE OF A TORNADO.
DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. BE AWARE THAT HIGHWAY
BRIDGES DO NOT PROVIDE ADEQUATE PROTECTION AND CAN ENHANCE THE STRONG
WINDS OF A TORNADO.
LAT...LON 3868 9074 3855 9075 3860 9033 3881 9017
3883 9039
$$
RPThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 2:00 PM CDT | Tornado Warning | LSX | Saint Charles | 45 min |
| Jun 18, 2:28 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 47 min |
| Jun 18, 2:45 PM CDT | Tornado Warning | LSX | Jefferson, Saint Louis | 45 min |
| Jun 18, 2:52 PM CDT | Severe Thunderstorm Warning | LSX | Saint Francois | 38 min |
| Jun 18, 3:31 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Madison | 44 min |
| Jun 18, 3:35 PM CDT | Flash Flood Warning | LSX | Jefferson, Saint Louis | 4 hr |
| Jun 18, 3:36 PM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 39 min |
Nearby
Tornado Warnings in Missouri, 2004Every tornado warning in 2004Tornadoes in 2004
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.