Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 522, NWS Jackson, MS

July 25, 1998Rankin County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 25, 1998, 7:06 PM CDT for Rankin County, Mississippi. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 25, 1998, 7:06 PM CDT (00:06 UTC)
Expired
Jul 25, 1998, 8:00 PM CDT
In force
54 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Rankin County, MS

What was reported inside it

TimeReportWhereRemark
Jul 25, 7:30 PM CDTThunderstorm WindFlowood, MSA few trees were blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.1 hours before the alert went out and 14 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 00:00Z on 1998-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3172 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1998-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
3172 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
945 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
10 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.

069 
WUUS1 KJAN 260008 RRA
SVRJAN
MSC121-260100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
706 PM CDT SAT JUL 25 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN RANKIN COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 800 PM CDT

AT 705 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR JACKSON
INTERNATIONAL AIRPORT. THE STORM WAS DRIFING SLOWLY SOUTHWEST.

THE STORM WILL AFFECT PEARL...FLOWOOD...AND RICHLAND THROUGH 8 PM.

DAMAGING WINDS AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS

67

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 7:25 PM CDTFlash Flood WarningJANHinds, Madison, Rankin95 min
Jul 25, 7:26 PM CDTSevere Thunderstorm WarningJANHinds49 min
Jul 25, 8:07 PM CDTSevere Thunderstorm WarningJANClaiborne, Warren33 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.