Alert archive / Mississippi / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 252, NWS Jackson, MS

May 12, 2001Scott County, Smith County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 12, 2001, 3:12 PM CDT for Scott County, Smith County, Mississippi. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
May 12, 2001, 3:12 PM CDT (20:12 UTC)
Expired
May 12, 2001, 4:00 PM CDT
In force
48 min
Issued by
NWS Jackson, MS
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Scott County, MS, Smith County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 8.2 hours before the alert went out and 56 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 2001-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1022 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 2001-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
1022 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
675 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KJAN 122014
SVRJAN

MSC123-129-122100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
312 PM CDT SAT MAY 12 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SMITH COUNTY IN CENTRAL MISSISSIPPI
  SCOTT COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 400 PM CDT

* AT 312 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM 8 MILES SOUTH OF MORTON...MOVING SOUTH AT 10 
  MPH. ANOTHER SEVERE STORM WAS 5 MILES SOUTH OF FOREST...MOVING 
  SOUTH AT 10 MPH.

* THE SEVERE THUNDERSTORMS WILL...
  AFFECT HIGHWAY 35 THROUGH THE BIENVILLE NATIONAL FOREST

LAT...LON 3257 8936 3255 8974 3182 8960 3185 8936

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 12, 12:54 PM CDTSevere Thunderstorm WarningJANKemper, Neshoba36 min
May 12, 1:18 PM CDTSevere Thunderstorm WarningJANNewton42 min
May 12, 1:20 PM CDTSevere Thunderstorm WarningJANRankin25 min
May 12, 1:25 PM CDTSevere Thunderstorm WarningJANScott35 min
May 12, 1:33 PM CDTSevere Thunderstorm WarningJANWarren27 min
May 12, 1:37 PM CDTSevere Thunderstorm WarningJANSmith23 min
May 12, 1:41 PM CDTSevere Thunderstorm WarningJANKemper, Lauderdale49 min
May 12, 1:45 PM CDTSevere Thunderstorm WarningJANRankin, Simpson45 min
May 12, 2:01 PM CDTSevere Thunderstorm WarningJANNewton29 min
May 12, 2:06 PM CDTSevere Thunderstorm WarningJANWarren39 min
May 12, 2:25 PM CDTSevere Thunderstorm WarningJANSimpson35 min
May 12, 2:28 PM CDTSevere Thunderstorm WarningJANLauderdale, Newton32 min
May 12, 2:31 PM CDTSevere Thunderstorm WarningJANHinds29 min
May 12, 2:32 PM CDTSevere Thunderstorm WarningJANSmith43 min
May 12, 2:34 PM CDTSevere Thunderstorm WarningJANScott41 min
May 12, 2:38 PM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis37 min
May 12, 2:45 PM CDTSevere Thunderstorm WarningJANLincoln45 min
May 12, 3:19 PM CDTSevere Thunderstorm WarningJANCopiah, Simpson41 min
May 12, 3:29 PM CDTSevere Thunderstorm WarningJANLawrence46 min
May 12, 3:35 PM CDTSevere Thunderstorm WarningJANLincoln25 min
May 12, 3:52 PM CDTSevere Thunderstorm WarningJANRankin23 min
May 12, 4:28 PM CDTSevere Thunderstorm WarningJANRankin32 min
May 12, 4:33 PM CDTSevere Thunderstorm WarningJANHinds42 min
May 12, 5:26 PM CDTSevere Thunderstorm WarningJANHinds34 min
May 12, 5:29 PM CDTSevere Thunderstorm WarningJANMadison31 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2001Every severe thunderstorm warning in 2001

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.