Alert archive / Mississippi / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 7, NWS Memphis, TN

March 9, 1992Lafayette County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 9, 1992, 2:25 PM CST for Lafayette County, Mississippi. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Mar 9, 1992, 2:25 PM CST (20:25 UTC)
Expired
Mar 9, 1992, 3:15 PM CST
In force
50 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Lafayette County, MS

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 8.4 hours before the alert went out and 68 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.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 12:00Z on 1992-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 242 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 1992-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
242 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
963 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 2:19 PM CSTSevere Thunderstorm WarningMEGItawamba, Prentiss, Tishomingo56 min
Mar 9, 2:47 PM CSTSevere Thunderstorm WarningMEGLee43 min
Mar 9, 3:13 PM CSTSevere Thunderstorm WarningMEGItawamba, Tishomingo62 min
Mar 9, 3:47 PM CSTSevere Thunderstorm WarningMEGChickasaw43 min
Mar 9, 4:30 PM CSTTornado WarningMEGItawamba, Lee, Monroe30 min
Mar 9, 5:00 PM CSTTornado WarningMEGItawamba30 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; the sounding from the Mesonet's radiosonde archive.