Alert archive / Missouri / Tornado Warnings in 2002
Tornado Warning 19, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 8, 2002, 9:59 PM CDT for Pike County, Ralls County, Missouri; Pike County, Illinois. It was in force for 46 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, 2002, 9:59 PM CDT (02:59 UTC)
- Expired
- May 8, 2002, 10:45 PM CDT
- In force
- 46 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
Counties Pike County, IL, Pike County, MO, Ralls County, MO
The radar
The St Louis radar (KLSX), 106 km from the middle of the area, began a volume at 03:01 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 8, 8:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 3.0 hours before the alert went out and 223 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
- 1076 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 1020 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 9.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLSX 090259 TORSTL ILC149-MOC163-173-090345- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 959 PM CDT WED MAY 8 2002 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * TORNADO WARNING FOR... NORTHERN PIKE COUNTY IN NORTHEAST MISSOURI EASTERN RALLS COUNTY IN NORTHEAST MISSOURI PIKE COUNTY IN WEST CENTRAL ILLINOIS * UNTIL 1045 PM CDT * AT 959 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR FRANKFORD. THE THUNDERSTORM WAS MOVING EAST AT 40 MPH...AND MAY PRODUCE A TORNADO AT ANY TIME * LOCATIONS IN THE PATH... PIKE ATLAS MARTINSBURG INDEPENDENCE PEARL 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 3969 9141 3942 9145 3940 9060 3978 9066 TRUETT/LENNING
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 8:32 PM CDT | Flash Flood Warning | LSX | Monroe, Shelby | 5 hr |
| May 8, 8:50 PM CDT | Severe Thunderstorm Warning | LSX | 40 min | |
| May 8, 9:33 PM CDT | Severe Thunderstorm Warning | LSX | 27 min | |
| May 8, 10:02 PM CDT | Flash Flood Warning | LSX | Cole, Moniteau | 4 hr |
| May 8, 11:24 PM CDT | Flash Flood Warning | LSX | Boone, Callaway, Gasconade, Montgomery, Osage | 6 hr |
| May 9, 2:04 AM CDT | Severe Thunderstorm Warning | LSX | 41 min | |
| May 9, 2:22 AM CDT | Severe Thunderstorm Warning | LSX | 23 min |
Nearby
Tornado Warnings in Missouri, 2002Tornado Warnings in Illinois, 2002Every tornado warning in 2002Tornadoes in 2002
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.