Alert archive / Mississippi / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 48, NWS Jackson, MS

April 4, 1989Winston County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 4, 1989, 5:47 AM CDT for Winston County, Mississippi. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Apr 4, 1989, 5:47 AM CDT (10:47 UTC)
Expired
Apr 4, 1989, 6:30 AM CDT
In force
43 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Winston County, MS

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 00:00Z, 10.8 hours before the alert went out and 172 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, Centreville/Bibb, AL at 00:00Z on 1989-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 693 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, Centreville/Bibb, AL at 00:00Z on 1989-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 227 square meters per square second.193958Sfc1 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
693 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
227 m²/s²
0-3 km storm-relative helicity
336 m²/s²
Significant tornado parameter
0.9
Supercell composite
13.5

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.

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, Apr 4, 12:36 AM CDT, 5 hours 11 minutes before
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Special weather statement, Apr 4, 1:36 AM CDT, 4 hours 11 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
135 AM CDT TUE APR 4 1989

...TORNADO WATCH REMAINS IN EFFECT FOR NORTHERN MISSISIPPI UNTIL 5 AM...
   ...STRONG THUNDERSTORMS MOVING THROUGH NORTHWEST MISSISSIPPI...

AT 130 AM CDT...THE LEADING EDGE OF A BAND OF STRONG THUNDERSTORMS
EXTENDED FROM HOLLY SPRINGS TO CHARLESTON TO GREENVILLE.  THE BAND WAS
MOVING SOUTHEAST AT 15 TO 20 MILES AN HOUR WHILE THE INDIVIDUAL STORMS
WERE MOVING EAST AT 40 MILES AN HOUR.

HEAVY RAINS...GUSTY WINDS AND HAIL ARE POSSIBLE ALONG THIS BAND OF
STORMS.  DURING THE PAST HOUR...THERE WAS A REPORT FROM BOLIVAR COUNTY
CIVIL DEFENSE OF A HOUSE DAMAGED AND POWER LINES DOWN WEST OF CLEVELAND.
MORE DETAILS WILL FOLLOW WHEN AVAILABLE.

PEOPLE IN NORTHWEST MISSISSIPPI SHOULD BE ALERT SHOULD THREATENING
WEATHER APPROACH OR A WARNING IS ISSUED.
Special weather statement, Apr 4, 2:27 AM CDT, 3 hours 20 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
235 AM CDT TUE APR 4 1989

...TORNADO WATCH IN EFFECT FOR MUCH OF NORTHERN MISSISIPPI UNTIL 5 AM...

AT 230 AM CDT...THE LEADING EDGE OF A BAND OF STRONG THUNDERSTORMS
EXTENDED FROM NEW ALBANY TO GRENADA TO ROLLING FORK.  THE BAND WAS
MOVING SOUTHEAST AT 15 TO 20 MILES AN HOUR WHILE THE INDIVIDUAL STORMS
WERE MOVING EAST AT 40 MILES AN HOUR.  HEAVY RAINS...GUSTY WINDS AND
HAIL ARE POSSIBLE ALONG THIS BAND OF STORMS.

DURING THE PAST HOUR...THERE WAS A REPORT OF MARBLE SIZE HAIL JUST SOUTH
OF GREENWOOD.

FOLLOW UP REPORT...ON THE HOUSE DAMAGE WEST OF CLEVELAND AROUND 1 AM...
IT TURNED OUT THE DAMAGE WAS JUST A BENT ANTENNA ON THE HOUSE.

THE WATCH HAS BEEN CANCELLED FOR PARTS OF EXTREME NORTHWEST MISSISSIPPI
WEST OF A HOLLY SPRINGS TO GREENVILLE LINE.
Special weather statement, Apr 4, 3:36 AM CDT, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
335 AM CDT TUE APR 4 1989

...TORNADO WATCH CANCELLED FOR NORTHERN MISSISSIPPI BUT REMAINS IN
   EFFECT FOR PARTS OF CENTRAL MISSISSIPPI UNTIL 5 AM...

AT 330 AM CDT...A STRONG THUNDERSTORM WAS LOCATED JUST NORTH OF YAZOO
CITY MOVING EAST AT 40 MPH.  THIS STORM PROBABLY CONTAINS SMALL HAIL.

THIS STORM WAS WITHIN A BAND OF OTHERWISE WEAKENING THUNDERSTORMS WHICH
EXTENDED FROM COLUMBUS THROUGH YAZOO CITY TO LAKE PROVIDENCE LOUISIANA.
THE BAND WAS MOVING SOUTHEAST AT 20 MPH.

NO SEVERE WEATHER HAS BEEN REPORTED DURING THE PAST HOUR.

THE WATCH HAS BEEN CANCELLED FOR NORTHERN MISSISSIPPI AS THE BAND OF
STORMS HA3S MOVED SOUTH OF THAT AREA.  HOWEVER...THE WATCH REMAINS IN
EFFECT FOR THAT PART OF THE WATCH AREA SOUTH OF A COLUMBUS TO LAKE
PROVIDENCE LINE.
Special weather statement, Apr 4, 4:03 AM CDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
400 AM CDT TUE APR 4 1989

   ...TORNADO WATCH CANCELLED FOR ALL OF MISSISSIPPI...

THE BAND OF STRONG THUNDERSTORMS WHICH HAD THE POTENTIAL FOR PRODUCING
SEVERE WEATHER OVERNIGHT HAS WEAKENED AND MOVED SOUTH OF THE WATCH AREA.
THEREFORE NO SEVERE WEATHER WATCHES REMAIN IN EFFECT FOR MISSISSIPPI.

AT 4 AM CDT...THE BAND OF THUNDERSTORMS WAS LOCATED SOUTH OF A LINE FROM
JCOLUMBUS TO LAKE PROVIDENCE LOUISIANA.  THIS BAND WAS MOVING SOUTHEAST
AT 20 MPH.  ALTHOUGH THE STORMS HAVE WEAKENED...THEY MAY STILL PRODUCE A
BRIEF HEAVY DOWNPOUR...SMALL HAIL...AND WIND GUSTS UP TO 40 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 5:15 AM CDTSevere Thunderstorm WarningJANKemper45 min
Apr 4, 7:17 AM CDTSevere Thunderstorm WarningJANBolivar, Sunflower, Washington28 min
Apr 4, 7:51 AM CDTSevere Thunderstorm WarningJANCarroll, Leflore54 min
Apr 4, 8:20 AM CDTTornado WarningJANCarroll25 min
Apr 4, 8:31 AM CDTSevere Thunderstorm WarningJANSharkey29 min
Apr 4, 8:39 AM CDTSevere Thunderstorm WarningJANMontgomery36 min
Apr 4, 8:54 AM CDTTornado WarningJANMontgomery26 min
Apr 4, 8:54 AM CDTTornado WarningJANChoctaw36 min
Apr 4, 10:21 AM CDTTornado WarningJANYazoo39 min
Apr 4, 11:06 AM CDTSevere Thunderstorm WarningJANHolmes29 min
Apr 4, 11:32 AM CDTSevere Thunderstorm WarningJANAttala, Madison28 min
Apr 4, 12:03 PM CDTSevere Thunderstorm WarningJANMadison27 min
Apr 4, 12:42 PM CDTSevere Thunderstorm WarningJANLeake18 min
Apr 4, 1:19 PM CDTSevere Thunderstorm WarningJANNeshoba41 min
Apr 4, 1:49 PM CDTSevere Thunderstorm WarningJANNeshoba, Newton41 min
Apr 4, 2:03 PM CDTTornado WarningJANLauderdale, Newton42 min
Apr 4, 2:15 PM CDTSevere Thunderstorm WarningJANClarke45 min
Apr 4, 2:36 PM CDTSevere Thunderstorm WarningJANJones39 min
Apr 4, 2:47 PM CDTSevere Thunderstorm WarningJANClarke, Wayne43 min
Apr 4, 3:17 PM CDTSevere Thunderstorm WarningJANJones28 min
Apr 4, 3:45 PM CDTSevere Thunderstorm WarningJANJones30 min
Apr 4, 4:28 PM CDTSevere Thunderstorm WarningJANWayne32 min
Apr 4, 5:34 PM CDTSevere Thunderstorm WarningJANAmite26 min
Apr 4, 5:48 PM CDTSevere Thunderstorm WarningJANClarke, Wayne42 min
Apr 4, 1:37 PM CDTSevere Thunderstorm WarningJANSumter38 min
Apr 4, 2:28 PM CDTSevere Thunderstorm WarningJANChoctaw47 min
Apr 4, 3:14 PM CDTSevere Thunderstorm WarningJANChoctaw31 min
Apr 4, 3:50 PM CDTSevere Thunderstorm WarningJANChoctaw25 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1989Every severe thunderstorm warning in 1989

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.