Alert archive / Missouri / Tornado Warnings in 2003
Tornado Warning 21, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 6, 2003, 8:07 PM CDT for Iron County, Madison County, Saint Francois County, Missouri. It was in force for 38 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
- May 6, 2003, 8:07 PM CDT (01:07 UTC)
- Expired
- May 6, 2003, 8:45 PM CDT
- In force
- 38 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
Counties Iron County, MO, Madison County, MO, Saint Francois County, MO
The radar
The St Louis radar (KLSX), 122 km from the middle of the area, began a volume at 01:10 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 |
|---|---|---|---|
| May 6, 5:40 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 1.1 hours before the alert went out and 288 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
- 2206 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1529 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 14.3
The text
As transmitted, in the capitals the NWS used until 2016.
912
WFUS53 KLSX 070107
TORLSX
MOC093-123-187-070145-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
807 PM CDT TUE MAY 6 2003
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
IRON COUNTY IN SOUTHEAST MISSOURI
MADISON COUNTY IN SOUTHEAST MISSOURI
SOUTHERN ST. FRANCOIS COUNTY IN SOUTHEAST MISSOURI
* UNTIL 845 PM CDT
* AT 807 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR BELLEVIEW. THE STORM
WAS MOVING NORTHEAST AT 20 MPH...AND MAY PRODUCE A TORNADO AT ANY
TIME
* LOCATIONS IMPACTED INCLUDE...
ARCADIA
GRANITE
PILOT KNOB
IRONTON
IRON MOUNTAIN
BISMARCK
DOE RUN
FARMINGTON
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.
LAT...LON 3728 9074 3762 9078 3763 9114 3773 9114
3774 9074 3772 9066 3778 9065 3782 9039
3765 9015 3735 9017
$$
TES/RPThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:01 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 44 min |
| May 6, 7:16 PM CDT | Tornado Warning | LSX | Franklin, Jefferson | 59 min |
| May 6, 7:25 PM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois | 50 min |
| May 6, 7:37 PM CDT | Flash Flood Warning | LSX | Franklin | 3 hr |
| May 6, 7:38 PM CDT | Tornado Warning | LSX | Sainte Genevieve, Saint Francois | 52 min |
| May 6, 7:55 PM CDT | Flash Flood Warning | LSX | Jefferson | 4 hr |
| May 6, 8:00 PM CDT | Tornado Warning | LSX | Sainte Genevieve | 45 min |
| May 6, 8:46 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Madison, Reynolds | 59 min |
Nearby
Tornado Warnings in Missouri, 2003Every tornado warning in 2003Tornadoes in 2003
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.