Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 117, NWS Jackson, MS

March 2, 1997Holmes County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Mar 2, 1997, 5:46 PM CST for Holmes County, Mississippi. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 2, 1997, 5:46 PM CST (23:46 UTC)
Expired
Mar 2, 1997, 6:30 PM CST
In force
44 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Holmes County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 2, 1:15 PM CSTTornado WatchSPC6 hr
Mar 2, 4:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.8 hours before the alert went out and 89 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, Jackson, MS at 12:00Z on 1997-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 667 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, Jackson, MS at 12:00Z on 1997-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 174 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
667 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
174 m²/s²
0-3 km storm-relative helicity
202 m²/s²
Significant tornado parameter
0.7
Supercell composite
3.3

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 2, 3:28 PM CSTSevere Thunderstorm WarningJANCarroll, Montgomery32 min
Mar 2, 3:31 PM CSTTornado WarningJANMontgomery29 min
Mar 2, 3:47 PM CSTTornado WarningJANWebster43 min
Mar 2, 3:55 PM CSTSevere Thunderstorm WarningJANGrenada35 min
Mar 2, 3:56 PM CSTSevere Thunderstorm WarningJANHolmes49 min
Mar 2, 4:16 PM CSTSevere Thunderstorm WarningJANAttala44 min
Mar 2, 4:28 PM CSTSevere Thunderstorm WarningJANCarroll, Montgomery47 min
Mar 2, 4:57 PM CSTSevere Thunderstorm WarningJANChoctaw48 min
Mar 2, 5:14 PM CSTSevere Thunderstorm WarningJANCarroll31 min
Mar 2, 5:17 PM CSTSevere Thunderstorm WarningJANYazoo43 min
Mar 1, 10:12 PM CSTSevere Thunderstorm WarningJANAshley48 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning in 1997

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.