Alert archive / Missouri / Tornado Warnings in 1999
Tornado Warning 41, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Jan 21, 1999, 8:53 PM CST for Dunklin County, Missouri. It was in force for 47 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jan 21, 1999, 8:53 PM CST (02:53 UTC)
- Expired
- Jan 21, 1999, 9:40 PM CST
- In force
- 47 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Dunklin County, MO
The radar
The Memphis radar (KNQA), 89 km from the middle of the area, began a volume at 02:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 21, 9:15 PM CST | Tornado F0 | Kennett, MO | A tornado briefly touched down near Kennett producing very little damage. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 21, 2:30 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 2.9 hours before the alert went out and 143 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
- 725 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1259 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 185 m²/s²
- 0-3 km storm-relative helicity
- 283 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 3.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMEM 220253 RRA TORMEM MOC069-220340- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 853 PM CST THU JAN 21 1999 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * TORNADO WARNING FOR... NORTHERN DUNKLIN COUNTY IN SOUTHEASTERN MISSOURI * UNTIL 940 PM CST * AT 852 PM CST... DOPPLER RADAR INDICATED A TORNADO NEAR RECTOR... MOVING NORTHEAST AT 45 MPH. * THE TORNADO WILL BE NEAR... CAMPBELL BY 915 PM CST GLENNONVILLE BY 915 PM CST MALDEN BY 920 PM CST .THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A PLACE OF SAFETY... PR$EFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 21, 6:45 PM CST | Tornado Warning | MEG | Dunklin | 50 min |
| Jan 21, 7:18 PM CST | Tornado Warning | MEG | Dunklin, Pemiscot | 47 min |
| Jan 21, 9:58 PM CST | Tornado Warning | MEG | Pemiscot | 47 min |
| Jan 21, 10:08 PM CST | Tornado Warning | MEG | Dunklin | 47 min |
| Jan 21, 10:45 PM CST | Tornado Warning | MEG | Dunklin, Pemiscot | 45 min |
| Jan 22, 12:11 AM CST | Severe Thunderstorm Warning | MEG | Dunklin, Pemiscot | 49 min |
| Jan 22, 2:56 AM CST | Flash Flood Warning | MEG | Dunklin | 4 hr |
| Jan 22, 2:56 AM CST | Flash Flood Warning | MEG | Pemiscot | 4 hr |
Nearby
Tornado Warnings in Missouri, 1999Every tornado warning in 1999Tornadoes in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.