Alert archive / Mississippi / Flash Flood Warnings in 1988

Flash Flood Warning 2, NWS Jackson, MS

March 25, 1988Marion County, Mississippi

NWS Jackson, MS issued this flash flood warning at Mar 25, 1988, 1:58 PM CST for Marion County, Mississippi. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Mar 25, 1988, 1:58 PM CST (19:58 UTC)
Expired
Mar 25, 1988, 4:00 PM CST
In force
2 hr
Issued by
NWS Jackson, MS
Area
Whole counties

County Marion 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

Boothville, LA (KBVE), launched 12:00Z, 8.0 hours before the alert went out and 215 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, Boothville, LA at 12:00Z on 1988-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 884 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, Boothville, LA at 12:00Z on 1988-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
884 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
759 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 251958
FFWJAN
MSC091-147-113-252200-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
158 PM CST FRI MAR 25 1988
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL  400 PM CST FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH CENTRAL MISSISSIPPI
          ...MARION...WALTHALL
IN SOUTHWEST MISSISSIPPI
          ...PIKE
 
AN AREA OF THUNDERSTORMS HAS PERSISTED OVER THESE COUNTIES FOR
SEVERAL HOURS AND SHOWS LITTLE INCLINATION TO MOVE.  AS A RESULT...IT
IS LIKELY THAT SOME FLASH FLOODING OF STREETS AND SMALL STREAMS WILL
OCCUR DURING THE NEXT 2 HOURS AS THE RAIN CONTINUES.  THE RAIN AREA
SHOULD GRADUALLY MOVE SOUTHEASTWARD LATER THIS AFTERNOON...BUT NOT
UNTIL ANOTHER COUPLE OF INCHES OF RAIN HAS FALLEN.  SOME SPOTS IN
WALTHALL COUNTY NEAR TYLERTOWN HAVE ALREADY RECEIVED 5 INCHES OF
RAIN...ALTHOUGH NO FLOODING IS REPORTED THERE YET.  SOME MINOR STREET
FLOODING HAS OCCURRED IN MCCOMB IN PIKE COUNTY...BUT NOTHING SERIOUS
YET.  HOWEVER...WITH ANOTHER INCH OR TWO OF RAIN...IT IS LIKELY THAT
SOME PROBLEMS WILL ARISE IN THESE COUNTIES DURING THE NEXT COUPLE OF
HOURS.  PEOPLE SHOULD WATCH SMALL STREAMS...AND BE CAREFUL WHEN
APPROACHING LOW PLACES IN ROADWAYS.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICbKLY.  MOVE TO HIGHER GROUND.

What forecasters said that day

The local office's own words before this flash flood 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, Mar 25, 9:26 AM CST, 4 hours 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
930 AM CST FRI MAR 25 1988

A LINE OF THUNDERSTORMS WITH VERY HEAVY RAINFALL EXTENDED ACROSS
SOUTH MISSISSIPPI WHILE SHOWERS AND A FEW THUNDERSHOWERS WERE LOCATED
OVER CENTRAL AND NORTHEAST MISSISSIPPI. THE LINE OF THUNDERSTORMS WAS
MOVING SOUTHEASTWARD.

THE HEAVIER THUNDERSTORM ACTIVITY OVER MISSISSIPPI TODAY AND TONIGHT
WILL BE MAINLY OVER THE EXTREME SOUTHEASTERN PORTION OF THE STATE.

A COLD FRONT WILL MOVE THOUGH MISSISSIPPI TONIGHT BRINGING AN END
TO THE RAIN AND THUNDERSHOWERS OVER THE STATE FROM THE NORTHWEST.
COOLER AND DRIER AIR WILL MOVE INTO MISSISSIPPI FOLLOWING THE FRONT.
Special weather statement, Mar 25, 9:27 AM CST, 4 hours 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
930 AM CST FRI MAR 25 1988

A LINE OF THUNDERSTORMS WITH VERY HEAVY RAINFALL EXTENDED ACROSS
SOUTH MISSISSIPPI WHILE SHOWERS AND A FEW THUNDERSHOWERS WERE LOCATED
OVER CENTRAL AND NORTHEAST MISSISSIPPI. THE LINE OF THUNDERSTORMS WAS
MOVING SOUTHEASTWARD.

THE HEAVIER THUNDERSTORM ACTIVITY OVER MISSISSIPPI TODAY AND TONIGHT
WILL BE MAINLY OVER THE EXTREME SOUTHEASTERN PORTION OF THE STATE.

A COLD FRONT WILL MOVE THOUGH MISSISSIPPI TONIGHT BRINGING AN END
TO THE RAIN AND THUNDERSHOWERS OVER THE STATE FROM THE NORTHWEST.
COOLER AND DRIER AIR WILL MOVE INTO MISSISSIPPI FOLLOWING THE FRONT.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 6:54 AM CSTSevere Thunderstorm WarningJANLincoln36 min
Mar 25, 1:58 PM CSTFlash Flood WarningJANPike, Walthall2 hr
Mar 25, 4:30 PM CSTFlash Flood WarningJANMarion, Walthall2 hr

Nearby

Flash Flood Warnings in Mississippi, 1988Every flash flood warning in 1988

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.