Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 320, NWS Jackson, MS

June 5, 1998Grenada County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 5, 1998, 12:53 PM CDT for Grenada County, Mississippi. It was in force for 47 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
Jun 5, 1998, 12:53 PM CDT (17:53 UTC)
Expired
Jun 5, 1998, 1:40 PM CDT
In force
47 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Grenada County, MS

What was reported inside it

TimeReportWhereRemark
Jun 5, 1:15 PM CDTThunderstorm WindCountywide, MSNumerous trees and power lines were blown down across the county.

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 watch it was issued in

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

IssuedProductOfficeLasted
Jun 5, 10:30 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 5.9 hours before the alert went out and 119 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, Little Rock, AR at 12:00Z on 1998-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 298 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, Little Rock, AR at 12:00Z on 1998-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.19395878Sfc1 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
298 J/kg
Mixed-layer CIN
-344 J/kg
Mixed-layer LCL
1234 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
8 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 
TTAA00 KJAN 051753 RRA
SVRJAN
MSC043-051840-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1253 PM CDT FRI JUN 5 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GRENADA COUNTY IN NORTH CENTRAL MISSISSIPPI

* UNTIL 140 PM CDT

* AT 1252 PM CDT... RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
 FROM CHARLESTON TO LEXINGTON...MOVING EAST AT 60 MPH.
 THE SEVERE THUNDEhRSTORMS WILL BE NEAR GRENADA BY 105 PM.

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!

67

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 5, 10:40 AM CDT, 2 hours 13 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-060400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1040 AM CDT FRI JUN 5 1998

...STRONG TO SEVERE THUNDERSTORMS EXPECTED THIS AFTERNOON AND TONIGHT..

SCATTERED TO NUMEROUS THUNDERSTORMS WILL FORM ACROSS THE AREA THIS
AFTERNOON AHEAD OF A COLD FRONT MOVING SLOWLY SOUTHEASTWARD THROUGH
ARKANSAS.  A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY AS AN UPPER
LEVEL DISTURBANCE INTERACTS WITH A VERY MOIST UNSTABLE AIRMASS DURING
THE HEAT OF THE DAY.  THE PRIMARY THREAT OF SEVERE WEATHER WILL BE IN
THE FORM OF DAMAGING WINDS AND HAIL HOWEVER AN ISOLATED TORNADO IS ALSO
POSSIBLE. TORRENTIAL RAINS MAY ALSO CAUSE LOCALIZED TEMPORARY FLOODING.

A LARGE CLUSTER OF STORMS OVER NORTH LOUISIANA WILL BE DEVELOPING
EASTWARD INTO CENTRAL MISSISSIPPI ANYTIME AFTER ABOUT NOON.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY
MANAGEMENT PERS|ONNEL IS LIKELY THIS AFTERNOON AND INTO THE NIGHT.

FOR MORE WEATHER INFORMATION...PLEASE VISIT OUR INTERNET SITE AT:

       HTTP://WWW.JANNWS.STATE.MS.US          (IN LOWER CASE)
Special weather statement, Jun 5, 10:40 AM CDT, 2 hours 13 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-060400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1040 AM CDT FRI JUN 5 1998

...STRONG TO SEVERE THUNDERSTORMS EXPECTED THIS AFTERNOON AND TONIGHT..

SCATTERED TO NUMEROUS THUNDERSTORMS WILL FORM ACROSS THE AREA THIS
AFTERNOON AHEAD OF A COLD FRONT MOVING SLOWLY SOUTHEASTWARD THROUGH
ARKANSAS.  A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY AS AN UPPER
LEVEL DISTURBANCE INTERACTS WITH A VERY MOIST UNSTABLE AIRMASS DURING
THE HEAT OF THE DAY.  THE PRIMARY THREAT OF SEVERE WEATHER WILL BE IN
THE FORM OF DAMAGING WINDS AND HAIL HOWEVER AN ISOLATED TORNADO IS ALSO
POSSIBLE. TORRENTIAL RAINS MAY ALSO CAUSE LOCALIZED TEMPORARY FLOODING.

A LARGE CLUSTER OF STORMS OVER NORTH LOUISIANA WILL BE DEVELOPING
EASTWARD INTO CENTRAL MISSISSIPPI ANYTIME AFTER ABOUT NOON.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY
MANAGEMENT PERS|ONNEL IS LIKELY THIS AFTERNOON AND INTO THE NIGHT.

FOR MORE WEATHER INFORMATION...PLEASE VISIT OUR INTERNET SITE AT:

       HTTP://WWW.JANNWS.STATE.MS.US          (IN LOWER CASE)

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 2:10 AM CDTSevere Thunderstorm WarningJANBolivar, Sunflower45 min
Jun 5, 2:24 AM CDTSevere Thunderstorm WarningJANWashington51 min
Jun 5, 2:52 AM CDTSevere Thunderstorm WarningJANGrenada, Leflore48 min
Jun 5, 3:00 AM CDTSevere Thunderstorm WarningJANIssaquena50 min
Jun 5, 3:00 AM CDTSevere Thunderstorm WarningJANSharkey50 min
Jun 5, 11:31 AM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey49 min
Jun 5, 11:40 AM CDTSevere Thunderstorm WarningJANWashington50 min
Jun 5, 11:49 AM CDTSevere Thunderstorm WarningJANWarren46 min
Jun 5, 11:55 AM CDTSevere Thunderstorm WarningJANSunflower50 min
Jun 5, 12:03 PM CDTSevere Thunderstorm WarningJANAdams, Claiborne, Jefferson47 min
Jun 5, 12:05 PM CDTSevere Thunderstorm WarningJANYazoo50 min
Jun 5, 12:08 PM CDTSevere Thunderstorm WarningJANHumphreys47 min
Jun 5, 12:12 PM CDTSevere Thunderstorm WarningJANLeflore48 min
Jun 5, 12:16 PM CDTSevere Thunderstorm WarningJANHinds64 min
Jun 5, 12:17 PM CDTSevere Thunderstorm WarningJANHolmes48 min
Jun 5, 12:20 PM CDTSevere Thunderstorm WarningJANMadison50 min
Jun 5, 12:34 PM CDTTornado WarningJANHolmes36 min
Jun 5, 12:43 PM CDTSevere Thunderstorm WarningJANAttala52 min
Jun 5, 12:46 PM CDTSevere Thunderstorm WarningJANCarroll49 min
Jun 5, 12:51 PM CDTSevere Thunderstorm WarningJANRankin49 min
Jun 5, 12:55 PM CDTSevere Thunderstorm WarningJANLeake50 min
Jun 5, 12:57 PM CDTSevere Thunderstorm WarningJANMontgomery48 min
Jun 5, 1:06 PM CDTSevere Thunderstorm WarningJANScott49 min
Jun 5, 1:19 PM CDTSevere Thunderstorm WarningJANChoctaw, Winston46 min
Jun 5, 1:19 PM CDTSevere Thunderstorm WarningJANWebster46 min
Jun 5, 1:23 PM CDTSevere Thunderstorm WarningJANNeshoba47 min
Jun 5, 1:28 PM CDTSevere Thunderstorm WarningJANSmith47 min
Jun 5, 1:34 PM CDTSevere Thunderstorm WarningJANOktibbeha46 min
Jun 5, 1:38 PM CDTSevere Thunderstorm WarningJANNewton47 min
Jun 5, 1:44 PM CDTSevere Thunderstorm WarningJANKemper, Noxubee46 min
Jun 5, 1:58 PM CDTSevere Thunderstorm WarningJANLauderdale47 min
Jun 5, 2:07 PM CDTSevere Thunderstorm WarningJANJasper48 min
Jun 5, 2:28 PM CDTSevere Thunderstorm WarningJANClarke47 min
Jun 5, 2:44 PM CDTSevere Thunderstorm WarningJANLauderdale36 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.