Alert archive / Mississippi / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 69, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jun 18, 1992, 9:49 PM CDT for Union County, Mississippi. It was in force for 41 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
- Jun 18, 1992, 9:49 PM CDT (02:49 UTC)
- Expired
- Jun 18, 1992, 10:30 PM CDT
- In force
- 41 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Union County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 18, 9:57 PM CDT | Hail 1.5 | Union, MS |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 00:00Z, 2.8 hours before the alert went out and 243 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
- 1038 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1468 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 18, 4:34 PM CDT, 5 hours 15 minutes before
MSZ004-005-007-182230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 434 PM CDT THU JUN 18 1992 ...SEVERE THUNDERSTORM WATCH 397 IN EFFECT UNTIL 7PM CDT FOR NORTHEAST MISSISSIPPI... AT 428 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED NO PRECIPITATION IN NORTH MISSISSIPPI. HOWEVER...A CLUSTER OF VERY STRONG THUNDERSTORMS ARE OCCURRING OVER MCNAIRY AND HARDIN COUNTIES IN SOUTHWEST TENNESSEE. THE STRONGEST THUNDERSTORM IN THIS CLUSTER IS LOCATED NEAR MICHIE...TENNESSEE OR ABOUT 10 MILES NORTH NORTHEAST OF CORINTH. THE THUNDERSTORMS ARE MOVING EAST SOUTHEAST AT 30 MILES AN HOUR. THIS CLUSTER OF THUNDERSTORMS COULD REACH THE NORTHERN PART OF TISHOMINGO COUNTY WITHIN 30 MINUTES. STAY TUNED TO THIS STATION FOR FURTHER WEATHER INFORMATION. NNNN
Local storm report, Jun 18, 6:49 PM CDT, 3 hours before
STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TN
650 PM CDT THU JUN 18 1992
PRELIMINARY STORM REPORT FOR THU AFTN JUN 18
320 PM SEVERAL TREES WERE KNOCKED DOWN IN THE SHADY HILL AREA OF
SOUTH HENDERSON COUNTY TN. THE DOWNED TREES KNOCKED DOWN SOME
POWER LINES...BLOCKED A COUPLE OF ROADS AND DID SOME DAMAGE TO
A FEW HOUSES.The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:14 PM CDT | Severe Thunderstorm Warning | MEG | Itawamba | 31 min |
| Jun 18, 7:34 PM CDT | Severe Thunderstorm Warning | MEG | Prentiss | 56 min |
| Jun 18, 8:24 PM CDT | Severe Thunderstorm Warning | MEG | Lee | 36 min |
| Jun 18, 8:46 PM CDT | Tornado Warning | MEG | Itawamba, Lee | 39 min |
| Jun 18, 8:57 PM CDT | Severe Thunderstorm Warning | MEG | Tishomingo | 63 min |
| Jun 18, 8:57 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn | 28 min |
| Jun 18, 10:28 PM CDT | Severe Thunderstorm Warning | MEG | Pontotoc | 47 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1992Every severe thunderstorm warning in 1992
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.