Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 30, NWS Jackson, MS

February 10, 1990Wayne County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Feb 10, 1990, 1:32 AM CST for Wayne County, Mississippi. It was in force for 43 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
Feb 10, 1990, 1:32 AM CST (07:32 UTC)
Expired
Feb 10, 1990, 2:15 AM CST
In force
43 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Wayne County, MS

The radar

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

What was reported inside it

TimeReportWhereRemark
Feb 10, 1:52 AM CSTThunderstorm Wind 0Wayne, MS

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 7.5 hours before the alert went out and 151 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 1990-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 984 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 00:00Z on 1990-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 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
984 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
784 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
275 m²/s²
Significant tornado parameter
1.4
Supercell composite
6.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEI 100732
SVRMEI
MSC153-100815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MERIDIAN MS
132 AM CST SAT FEB 10 1990
 
THE NATIONAL WEATHER SERVICE IN MERIDIAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN EAST CENTRAL MISSISSIPPI
          ...WAYNE
 
AT 130 AM RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTHWEST OF
WAYNESBORO MOVING TO THE EAST AT 45 MILES AN HOUR.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WE;ATHER CONDITIONS.

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 9, 11:04 PM CST, 2 hours 28 minutes before
MSZALL-100600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1100 PM CST FRI FEB 9 1990

...STRONG THUNDERSTORMS MOVING THROUGH WEST-CENTRAL MISSISSIPPI...

A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM NEAR YAZOO CITY
TO JUST SOUTH OF VICKSBURG AT 1100 PM. THESE THUNDERSTORMS HAVE
PRODUCED STRONG GUSTY WINDS...SMALL HAIL AND CONSIDERABLE LIGHTNING
WITHIN THE PAST HOUR OVER WARREN COUNTY.  SOME TREE DAMAGE WAS
REPORTED IN NORTHEAST WARREN COUNTY AND ALSO ONE HOUSE WAS REPORTED
TO HAVE HAD WINDOW DAMAGE.

THESE THUNDERSTORMS WILL MOVE THROUGH HINDS...RANKIN...COPIAH...
MADISON...AND CLAIBORNE COUNTIES DURING THE NEXT HOUR.
RESIDENTS OF THESE COUNTIES SHOULD REMAIN EXTRA WEATHER CONSCIOUS AND
BE READY TO TAKE QUICK ACTION IF THREATENING WEATHER APPROACHES OR
A WARNING IS ISSUED.

A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF CENTRAL AND SOUTH
MISSISSIPPI SOUTH OF A COLUMBUS...KOSCIUSKO...TO ROLLING FORK
LINE. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ALL OF
MISSISSIPPI EXCEPT THE EXTREME SOUTHEAST.
Special weather statement, Feb 9, 11:41 PM CST, 1 hour 51 minutes before
MSZALL-100600-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
1140 PM CST FRI FEB 9 1990

...STRONG THUNDERSTORMS MOVING THROUGH WEST-CENTRAL MISSISSIPPI...

AT 1135 PM...A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM KOSCIOUSKO
TO JACKSON TO FAYETTE.  THE STRONGEST ACTIVITY WITHIN THIS LINE WAS
INDICATED NEAR CANTON AND ALSO IN THE JACKSON AREA.  THESE STORMS ARE
LIKELY TO CONTAIN HAIL...AND MAY PRODUCE WIND GUST7S NEAR 50 MPH AND
BRIEF TORRENTIAL RAIN.

THE INDIVIDUAL STORMS WERE MOVING EAST AT 45 MPH WHILE THE LINE WAS
MOVING SOUTHEAST AROUND 20 MPH.

BEHIND THE LINE OF THUNDERSTORMS...A NEARLY SOLID AREA OF LIGHT TO
MODERATE RAIN CONTINUES.
Special weather statement, Feb 10, 12:33 AM CST, 59 minutes before
MSZALL-100700-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
1235 AM CST SAT FEB 10 1990

...TORNADO WATCH IN EFFECT UNTIL 6 AM FOR MUCH OF EAST CENTRAL AND
SOUTH MISSISSIPPI...

AT 1230 AM...A LINE OF STRONG THUNDERSTORMS WAS INDICATED ALONG A LINE
FROM PHILADELPHIA TO MAGEE TO MCCOMB.  THE HEAVIEST STORMS ALONG THIS
LINE WERE INDICATED NEAR NEW HEBRON AND MCCOMB.  THESE STORMS PROBABLY
CONTAIN HAIL...AND WILL PRODUCE STRONG WIND GUSTS AND BRIEF TORRENTIAL
RAIN.  AT 1220 AM...THE FLIGHT SERVICE STATION AT MCCOMB RECORDED A
WIND GUST OF 52 MPH.

THE INDIVIDUAL STORMS WERE MOVING EAST AT 45 MPH WHILE THE LINE WAS
MOVING EAST SOUTHEAST AROUND 25 MPH.

BEHIND THE LINE OF THUNDERSTORMS...A NEARLY SOLID AREA OF LIGHT TO
MODERATE RAIN CONTINUES.
Local storm report, Feb 10, 12:47 AM CST, 45 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
1245 AM CST SAT FEB 10 1990

1225 AM CST...WINSTON COUNTY C.D. REPORTED DIME SIZE HAIL
              IN LOUISVILLE MISSISSIPPI.
Local storm report, Feb 10, 1:08 AM CST, 24 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
105 AM CST SAT FEB 10 1990

1256 AM CST...PUBLIC REPORTED TREES DOWN ON INTERSTATE 10
              7 MILES EAST OF NEWTON MISSISSIPPI IN NEWTON
              COUNTY.
Local storm report, Feb 10, 1:27 AM CST, 5 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
125 AM CST SAT FEB 10 1990

115 AM CST...HIGHWAY PATROL REPORTED TREES DOWN ON HIGHWAY 494
             10 MILES NORTHWEST OF MERIDIAN MISSISSIPPI 5IN
             LAUDERDALE COUNTY.

115 AM CST...LAUREL POLICE REPORTED ROOFS OFF BUILDINGS AND
             WINDOWS OUT OF CARS IN LAUREL MISSISSIPPI.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 9, 9:00 PM CSTSevere Thunderstorm WarningJANIssaquena, Sharkey60 min
Feb 9, 11:19 PM CSTSevere Thunderstorm WarningJANHinds, Rankin56 min
Feb 10, 12:05 AM CSTSevere Thunderstorm WarningJANWinston25 min
Feb 10, 12:19 AM CSTSevere Thunderstorm WarningJANNeshoba41 min
Feb 10, 12:25 AM CSTSevere Thunderstorm WarningJANNewton50 min
Feb 10, 12:35 AM CSTSevere Thunderstorm WarningJANJasper40 min
Feb 10, 12:44 AM CSTSevere Thunderstorm WarningJANKemper46 min
Feb 10, 12:49 AM CSTSevere Thunderstorm WarningJANLauderdale41 min
Feb 10, 1:05 AM CSTSevere Thunderstorm WarningJANClarke40 min
Feb 10, 1:07 AM CSTSevere Thunderstorm WarningJANJones53 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1990Every severe thunderstorm warning in 1990

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.