Alert archive / Mississippi / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 17, NWS Memphis, TN

March 18, 1992Clay County, Oktibbeha County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 18, 1992, 11:21 PM CST for Clay County, Oktibbeha County, Mississippi. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Mar 18, 1992, 11:21 PM CST (05:21 UTC)
Expired
Mar 19, 1992, 12:15 AM CST
In force
54 min
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Clay County, MS, Oktibbeha County, MS

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 00:00Z, 5.4 hours before the alert went out and 168 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, Centreville/Bibb, AL at 00:00Z on 1992-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Centreville/Bibb, AL at 00:00Z on 1992-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -208 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
959 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-208 m²/s²
0-3 km storm-relative helicity
-140 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 18, 11:21 PM CSTSevere Thunderstorm WarningMEGMonroe54 min
Mar 19, 12:07 AM CSTSevere Thunderstorm WarningMEGLowndes34 min
Mar 18, 7:21 PM CSTSevere Thunderstorm WarningMEGCraighead69 min
Mar 18, 8:47 PM CSTSevere Thunderstorm WarningMEGCraighead58 min
Mar 18, 9:26 PM CSTSevere Thunderstorm WarningMEGMississippi, Poinsett64 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.