Alert archive / Mississippi / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 28, NWS Jackson, MS

March 9, 1994Jefferson Davis County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 9, 1994, 8:41 AM CST for Jefferson Davis County, Mississippi. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Mar 9, 1994, 8:41 AM CST (14:41 UTC)
Expired
Mar 9, 1994, 9:15 AM CST
In force
34 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jefferson Davis County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 2.7 hours before the alert went out and 147 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, Slidell Radar S, LA at 12:00Z on 1994-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 504 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, Slidell Radar S, LA at 12:00Z on 1994-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 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
504 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
318 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.8

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 Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 7:57 AM CSTSevere Thunderstorm WarningJANPike48 min
Mar 9, 8:12 AM CSTSevere Thunderstorm WarningJANLawrence, Lincoln48 min
Mar 9, 8:56 AM CSTSevere Thunderstorm WarningJANCovington34 min
Mar 9, 9:24 AM CSTSevere Thunderstorm WarningJANJasper, Jones51 min
Mar 9, 9:39 AM CSTSevere Thunderstorm WarningJANLauderdale51 min
Mar 9, 9:44 AM CSTSevere Thunderstorm WarningJANMarion, Walthall31 min
Mar 9, 10:10 AM CSTSevere Thunderstorm WarningJANLamar35 min
Mar 9, 10:22 AM CSTSevere Thunderstorm WarningJANClarke, Lauderdale53 min
Mar 9, 10:26 AM CSTTornado WarningJANForrest34 min
Mar 9, 10:51 AM CSTSevere Thunderstorm WarningJANLamar39 min
Mar 9, 11:09 AM CSTSevere Thunderstorm WarningJANJones, Wayne66 min
Mar 9, 11:30 AM CSTSevere Thunderstorm WarningJANLauderdale45 min
Mar 9, 11:37 AM CSTSevere Thunderstorm WarningJANNewton53 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1994Every severe thunderstorm warning in 1994

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.