Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 49, NWS Jackson, MS

February 26, 1998Claiborne County, Warren County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Feb 26, 1998, 10:28 AM CST for Claiborne County, Warren County, Mississippi. It was in force for 47 min. 3 reports 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
Feb 26, 1998, 10:28 AM CST (16:28 UTC)
Expired
Feb 26, 1998, 11:15 AM CST
In force
47 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Claiborne County, MS, Warren County, MS

What was reported inside it

TimeReportWhereRemark
Feb 26, 10:50 AM CSTTornado F1Port Gibson, MSThis tornado formed in the rotating comma head of a bow echo. The tornado moved through a mostly wooded area and blew down hundreds of trees. It took much of the day to remove trees from the Natchez Trace Parkway before traffic could resume. One house had a tr
Feb 26, 11:05 AM CSTThunderstorm WindBovina, MSExtensive damage was done to barns and trees.
Feb 26, 11:06 AM CSTThunderstorm WindVicksburg, MSA number of trees were blown down in Vicksburg.

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
Feb 26, 9:30 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 4.5 hours before the alert went out and 77 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 1998-02-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1998-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 300 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
679 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
300 m²/s²
0-3 km storm-relative helicity
339 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.

879 
WUUS1 KJAN 261629 RRA
SVRJAN
MSC021-149-261715-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1028 AM CST THU FEB 26 1998
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL MISSISSIPPI
 
   ...CLAIBORNE COUNTY...WARREN COUNTY
 
AT 1028 AM RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM
TALLULAH TO FAYETTE MOVING EAST 35 TO 40 MPH. THE LINE WILL MOVE INTO
THE VICKSBURG AND PORT GIBSON AREAS BY 11 AM.
 
A TORNADO WATCH IS ALSO IN EFFECT.  REMEMBER SEVERE THUNDERSTORMS
CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.  REMAIN
CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
<
65

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, Feb 26, 5:00 AM CST, 5 hours 28 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-261700-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
500 AM CST THU FEB 26 1998

THE FIRST ROUND OF CONVECTION ASSOCIATED WITH A WELL ORGANIZED STORM
SYSTEM TO THE NORTHWEST WILL APPROACH THE MISSISSIPPI RIVER THIS
MORNING. ALTHOUGH THIS LINE OF STORMS WILL GRADUALLY WEAKEN...MORE
CONVECTION IS EXPECTED LATER TODAY. THE ASSOCIATED COLD FRONT WAS FROM
CENTRAL OKLAHOMA SOUTHWARD TO CENTRAL TEXAS THIS MORNING. THE AIRMASS
AHEAD OF THE FRONT WILL HAVE AMPLE TIME LATER TODAY TO BECOME MORE
UNSTABLE AND PRODUCE MORE STRONG THUNDERSTORMS. THE THREAT OF SEVERE
WEATHER STILL EXISTS ACROSS SOUTH ARKANSAS...NORTHEAST LOUISIANA...AND
MUCH OF MISSISSIPPI THROUGHOUT TODAY.

PEOPLE ACROSS THE AREA SHOULD KEEP UP TO DATE WITH THE LATEST WEATHER
INFORMATION TODAY. EMERGENCY MANAGEMENT OFFICIALS...HAM RADIO
OPERATORS AND STORM SPOTTERS WILL PROBABLY BE NEEDED FOR SEVERE WEATHER
DETECTION TODAY.
Special weather statement, Feb 26, 5:00 AM CST, 5 hours 28 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-261700-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
500 AM CST THU FEB 26 1998

THE FIRST ROUND OF CONVECTION ASSOCIATED WITH A WELL ORGANIZED STORM
SYSTEM TO THE NORTHWEST WILL APPROACH THE MISSISSIPPI RIVER THIS
MORNING. ALTHOUGH THIS LINE OF STORMS WILL GRADUALLY WEAKEN...MORE
CONVECTION IS EXPECTED LATER TODAY. THE ASSOCIATED COLD FRONT WAS FROM
CENTRAL OKLAHOMA SOUTHWARD TO CENTRAL TEXAS THIS MORNING. THE AIRMASS
AHEAD OF THE FRONT WILL HAVE AMPLE TIME LATER TODAY TO BECOME MORE
UNSTABLE AND PRODUCE MORE STRONG THUNDERSTORMS. THE THREAT OF SEVERE
WEATHER STILL EXISTS ACROSS SOUTH ARKANSAS...NORTHEAST LOUISIANA...AND
MUCH OF MISSISSIPPI THROUGHOUT TODAY.

PEOPLE ACROSS THE AREA SHOULD KEEP UP TO DATE WITH THE LATEST WEATHER
INFORMATION TODAY. EMERGENCY MANAGEMENT OFFICIALS...HAM RADIO
OPERATORS AND STORM SPOTTERS WILL PROBABLY BE NEEDED FOR SEVERE WEATHER
DETECTION TODAY.
Special weather statement, Feb 26, 10:00 AM CST, 28 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-270400-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST THU FEB 26 1998

A LINE OF STRONG THUNDERSTORMS STRETCHED THROUGH CENTRAL LOUISIANA
LATE THIS MORNING. WITH STRONG WINDS FAVORABLE FOR A SQUALL LINE...
STRONG DAMAGING WINDS AND LARGE HAIL ARE THE MAIN THREAT. THERE IS ALSO
A THREAT FOR TORNADOES. THE ASSOCIATED COLD FRONT STRETCHED FROM CENTRAL
OKLAHOMA SOUTHWARD TO EASTERN TEXAS LATE THIS MORNING. THE THREAT OF
SEVERE WEATHER EXISTS ACROSS NORTHEAST LOUISIANA AND MUCH OF MISSISSIPPI
THROUGH THE AFTERNOON.

PEOPLE ACROSS THE AREA SHOULD KEEP UP TO DATE WITH THE LATEST WEATHER
INFORMATION TODAY. EMERGENCY MANAGEMENT OFFICIALS...HAM RADIO
OPERATORS AND STORM SPOTTERS WILL PROBABLY BE NEEDED FOR SEVERE WEATHER
DETECTION TODAY.
Special weather statement, Feb 26, 10:00 AM CST, 28 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-270400-

THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST THU FEB 26 1998

A LINE OF STRONG THUNDERSTORMS STRETCHED THROUGH CENTRAL LOUISIANA
LATE THIS MORNING. WITH STRONG WINDS FAVORABLE FOR A SQUALL LINE...
STRONG DAMAGING WINDS AND LARGE HAIL ARE THE MAIN THREAT. THERE IS ALSO
A THREAT FOR TORNADOES. THE ASSOCIATED COLD FRONT STRETCHED FROM CENTRAL
OKLAHOMA SOUTHWARD TO EASTERN TEXAS LATE THIS MORNING. THE THREAT OF
SEVERE WEATHER EXISTS ACROSS NORTHEAST LOUISIANA AND MUCH OF MISSISSIPPI
THROUGH THE AFTERNOON.

PEOPLE ACROSS THE AREA SHOULD KEEP UP TO DATE WITH THE LATEST WEATHER
INFORMATION TODAY. EMERGENCY MANAGEMENT OFFICIALS...HAM RADIO
OPERATORS AND STORM SPOTTERS WILL PROBABLY BE NEEDED FOR SEVERE WEATHER
DETECTION TODAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 9:52 AM CSTSevere Thunderstorm WarningJANAdams38 min
Feb 26, 10:08 AM CSTSevere Thunderstorm WarningJANJefferson52 min
Feb 26, 10:16 AM CSTSevere Thunderstorm WarningJANFranklin44 min
Feb 26, 10:42 AM CSTSevere Thunderstorm WarningJANCopiah, Lincoln48 min
Feb 26, 10:44 AM CSTTornado WarningJANClaiborne31 min
Feb 26, 10:49 AM CSTTornado WarningJANHinds41 min
Feb 26, 11:09 AM CSTSevere Thunderstorm WarningJANMadison, Rankin, Yazoo36 min
Feb 26, 11:09 AM CSTSevere Thunderstorm WarningJANLawrence, Simpson36 min
Feb 26, 11:36 AM CSTSevere Thunderstorm WarningJANJefferson Davis39 min
Feb 26, 11:42 AM CSTSevere Thunderstorm WarningJANLeake, Scott33 min
Feb 26, 11:48 AM CSTSevere Thunderstorm WarningJANSimpson, Smith27 min
Feb 26, 12:14 PM CSTSevere Thunderstorm WarningJANNewton, Smith46 min
Feb 26, 12:14 PM CSTSevere Thunderstorm WarningJANNeshoba46 min
Feb 26, 12:36 PM CSTSevere Thunderstorm WarningJANJasper39 min
Feb 26, 12:47 PM CSTSevere Thunderstorm WarningJANKemper, Noxubee, Winston43 min
Feb 26, 1:02 PM CSTSevere Thunderstorm WarningJANClarke, Lauderdale, Newton58 min
Feb 26, 1:13 PM CSTSevere Thunderstorm WarningJANSimpson32 min
Feb 26, 1:30 PM CSTSevere Thunderstorm WarningJANKemper, Noxubee30 min
Feb 26, 1:55 PM CSTSevere Thunderstorm WarningJANJefferson Davis, Marion50 min
Feb 26, 2:00 PM CSTSevere Thunderstorm WarningJANLauderdale15 min
Feb 26, 2:34 PM CSTSevere Thunderstorm WarningJANCovington, Jones41 min
Feb 26, 2:45 PM CSTTornado WarningJANJasper, Jones45 min
Feb 26, 3:00 PM CSTTornado WarningJANForrest, Jones45 min
Feb 26, 3:00 PM CSTTornado WarningJANLamar45 min
Feb 26, 3:17 PM CSTTornado WarningJANClarke28 min
Feb 26, 3:37 PM CSTTornado WarningJANLauderdale53 min
Feb 26, 3:43 PM CSTSevere Thunderstorm WarningJANForrest, Lamar47 min
Feb 26, 4:07 PM CSTTornado WarningJANClarke53 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.