Alert archive / Missouri / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 90, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 8, 2003, 7:24 PM CDT for Knox County, Missouri. It was in force for 36 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 8, 2003, 7:24 PM CDT (00:24 UTC)
- Expired
- May 8, 2003, 8:00 PM CDT
- In force
- 36 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
County Knox County, MO
The radar
The Quad Cities radar (KDVN), 212 km from the middle of the area, began a volume at 00:23 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
Davenport, (KDVN), launched 00:00Z, 0.4 hours before the alert went out and 217 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
- 1197 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 483 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
389
WUUS53 KLSX 090024
SVRLSX
MOC103-090100-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
724 PM CDT THU MAY 8 2003
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
KNOX COUNTY IN NORTHEAST MISSOURI
* UNTIL 800 PM CDT
* AT 724 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 10 MILES WEST OF EDINA...MOVING NORTHEAST AT 40
MPH.
* LOCATIONS IMPACTED INCLUDE...
GREENSBURG
KNOX CITY
COLONY
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.
LAT...LON 4015 9250 4002 9234 4014 9197 4030 9196
4032 9221
$$
TRUETTThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 7:48 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe, Ralls | 27 min |
| May 8, 8:21 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 39 min |
| May 8, 10:21 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 39 min |
| May 8, 10:26 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 49 min |
| May 8, 10:51 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone | 54 min |
| May 8, 11:03 PM CDT | Tornado Warning | LSX | Audrain, Boone | 42 min |
| May 8, 11:45 PM CDT | Severe Thunderstorm Warning | LSX | Audrain | 30 min |
| May 9, 12:04 AM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 41 min |
| May 9, 5:12 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe, Ralls | 48 min |
| May 9, 5:47 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 43 min |
| May 9, 5:59 PM CDT | Severe Thunderstorm Warning | LSX | Boone | 46 min |
| May 9, 6:05 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe | 40 min |
| May 9, 6:17 PM CDT | Tornado Warning | LSX | Pike | 43 min |
| May 9, 6:18 PM CDT | Tornado Warning | LSX | Boone | 42 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2003Every severe thunderstorm warning 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.