Alert archive / Mississippi / Flash Flood Warnings in 1990

Flash Flood Warning 7, NWS Memphis, TN

February 3, 1990Lee County, Mississippi

NWS Memphis, TN issued this flash flood warning at Feb 3, 1990, 5:45 PM CST for Lee County, Mississippi. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Feb 3, 1990, 5:45 PM CST (23:45 UTC)
Expired
Feb 3, 1990, 8:00 PM CST
In force
2 hr
Issued by
NWS Memphis, TN
Area
Whole counties

County Lee 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

Little Rock, AR (KLZK), launched 12:00Z, 11.8 hours before the alert went out and 131 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 1990-02-03Temperature 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, Little Rock, AR at 12:00Z on 1990-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
3593 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 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, Feb 3, 2:47 PM CST, 2 hours 58 minutes before
MSZ005 032135-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
245 PM CST SAT FEB 3 1990

...SEVERE THUNDERSTORMS WATCH NUMBER 16  FOR NORTHERN MISSISSIPPI
UNTIL 8 PM CST..
...FLASH FLOOD WATCH CONTINUES FOR NORTHERN MISSISSIPPI...

AT 235 PM NATIONAL WEATHER SERVICE RADAR INDICATED A CLUSTER OF
THUNDERSTORMS WITH VERY HEAVY RAINS. THE THUNDERSTORMS EXTENDED
FROM OXFORD  THROUGH NEW ALBANY ONTO BOONEVILLE, MISSISSIPPI.
OTHERWISE RADER INDICATED A LARGE AREA OF LIGHT TO MODERATE
RAINS ACROSS NORTHERN AND WESTERN MISSISSIPPI.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.

WITH THE PASSAGE OF THE STORMS HEAVY RAINS...GUSTY WINDS AND FREQUENT
LIGHTNING CAN BE EXPECTED.

SINCE THE SOIL IS ALREADY WELL SATURATED ANY ADDITIONAL RAINS
WILL RESULT IN RUNOFF AND POSSIBLE LOWLAND FLOODING.

PERSONS IN THE WATCH AREA NEED TO BE WEATHER ALERT AND TAKE
PROPER ACTION IF THREATENING WEATHER OR FLASH FLOODING IS
OCCURRING.
Special weather statement, Feb 3, 3:39 PM CST, 2 hours 6 minutes before
MS-Z004-Z005-Z007-032235-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
340 PM CST SAT FEB 3 1990

...SEVERE THUNDERSTORM WATCH NUMBER 16  FOR NORTHERN MISSISSIPPI
UNTIL 8 PM CST..
...FLASH FLOOD WATCH CONTINUES FOR NORTHERN MISSISSIPPI...

AT 330 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SCATTERED
THUNDERSTORMS WITH HEAVY RAINS. THE THUNDERSTORMS EXTENDED FROM
CALHOUN CITY ON THROUGH  FIVE MILES NORTHWEST OF PONTOTOC ONTO
JUST WEST OF BOONEVILLE, MISSISSIPPI. OTHERWISE RADAR INDICATED
A LARGE AREA OF LIGHT TO MODERATE RAINS OVER NORTHERN AND MOST OF
CENTRAL MISSISSIPPI.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.

WITH THE PASSAGE OF THE STORMS HEAVY RAINS...GUSTY WINDS AND FREQUENT
LIGHTNING CAN BE EXPECTED.

SINCE THE SOIL IS ALREADY WELL SATURATED ANY ADDITIONAL RAINS
WILL RESULT IN RUNOFF AND POSSIBLE LOWLAND FLOODING.

PERSONS IN THE WATCH AREA NEED TO BE WEATHER ALERT AND TAKE
PROPJER ACTION IF THREATENING WEATHER OR FLASH FLOODING IS
OCCURRING.
Special weather statement, Feb 3, 4:36 PM CST, 1 hour 9 minutes before
MS-Z004-Z005-Z007-032235-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
435 PM CST SAT FEB 3 1990

...SEVERE THUNDERSTORM WATCH NUMBER 16  FOR NORTH MISSISSIPPI UNTIL 8
PM CST EAST OF A OXFORD TO VICKSBURG LINE...
...FLASH FLOOD WATCH CONTINUES FOR NORTHERN MISSISSIPPI...

AT 430 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SCATTERED
THUNDERSTORMS WITH HEAVY RAINS. THE THUNDERSTORMS EXTENDED FROM
BALDWYN THROUGH TUPELO ONTO EIGHT MILES WEST OF ABERDEEN,MISSISSIPPI.
 OTHERWISE RADAR INDICATED A LARGE AREA OF LIGHT TO MODERATE RAINS
OVER NORTHERN MISSISSIPPI EAST OF A HOLLYSPRINGS TO WINONA LINE.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 45 MILES AN HOUR.
THE RAINS WERE MOVING EAST AT 35 MILES AN HOUR.

WITH THE PASSAGE OF THE STORMS HEAVY RAINS...GUSTY WINDS AND FREQUENT
LIGHTNING CAN BE EXPECTED.

SINCE THE SOIL IS ALREADY WELL SATURATED ANY ADDITIONAL RAINS
WILL RESULT IN RUNOFF AND POSSIBLE LOWLAND FLOODING.

PERSONS IN THE WATCH AREA NEED TO BE WEATHER ALERT AND TAKE
PROPER ACTION IF THREATENING WEATHER OR FLASH FLOODING IS
OCCURRING.
Special weather statement, Feb 3, 5:28 PM CST, 17 minutes before
MS-Z004-Z005-Z007-040030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
525 PM CST SAT FEB 3 1990

...SEVERE THUNDERSTORM WATCH NUMBER 16  FOR NORTH MISSISSIPPI UNTIL 8
PM CST EAST OF A OXFORD TO VICKSBURG LINE...
...FLASH FLOOD WATCH CONTINUES FOR NORTHERN MISSISSIPPI...

AT 520 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS WITH HEAVY RAINS. THE THUNDERSTORMS EXTENDED FROM
TWELVE MILES WEST OF RUSSELVILLE,ALABAMA IN FRANKLIN COUNTY TO VERNON
ALABAMA IN LAMAR COUNTY .OTHERWISE RADAR INDICATED A LARGE AREA OF
LIGHT TO MODERATE RAINS OVER NORTHERN MISSISSIPPI EAST OF A RIPLEY TO
GRENADA LINE.

THE RAINS AND THUNDERSTORMS WERE MOVING EAST AT 45 MILES AN HOUR.

WITH THE PASSAGE OF THE STORMS HEAVY RAINS...GUSTY WINDS AND FREQUENT
LIGHTNING CAN BE EXPECTED.

SINCE THE SOIL IS ALREADY WELL SATURATED ANY ADDITIONAL RAINS
WILL RESULT IN RUNOFF AND POSSIBLE LOWLAND FLOODING.

PERSONS IN THE WATCH AREA NEED TO BE WEATHER ALERT AND TAKE
PROPER ACTION IF THREATENING WEATHER OR FLASH FLOODING IS
OCCURRING.
Special weather statement, Feb 3, 5:34 PM CST, 11 minutes before
MS-Z004-Z005-Z007-040030-

SPECIAL WEATHER STATEMENT...CORRECTION..
NATIONAL WEATHER SERVICE TUPELO MS
525 PM CST SAT FEB 3 1990

...SEVERE THUNDERSTORM WATCH NUMBER 16  NO LONGER IN EFFECT NORTHWEST
OF A COLUMBUS TO NATCHEZ LINE...
...FLASH FLOOD WATCH CONTINUES FOR NORTHERN MISSISSIPPI...

AT 520 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS WITH HEAVY RAINS. THE THUNDERSTORMS EXTENDED FROM
TWELVE MILES WEST OF RUSSELVILLE,ALABAMA IN FRANKLIN COUNTY TO VERNON
ALABAMA IN LAMAR COUNTY .OTHERWISE RADAR INDICATED A LARGE AREA OF
LIGHT TO MODERATE RAINS OVER NORTHERN MISSISSIPPI EAST OF A RIPLEY TO
GRENADA LINE.

THE RAINS AND THUNDERSTORMS WERE MOVING EAST AT 45 MILES AN HOUR.

WITH THE PASSAGE OF THE STORMS HEAVY RAINS...GUSTY WINDS AND FREQUENT
LIGHTNING CAN BE EXPECTED.

SINCE THE SOIL IS ALREADY WELL SATURATED ANY ADDITIONAL RAINS
WILL RESULT IN RUNOFF AND POSSIBLE LOWLAND FLOODING.

PERSONS IN THE WATCH AREA NEED TO BE WEATHER ALERT AND TAKE
PROPER ACTION IF THREATENING WEATHER OR FLASH FLOODING IS
OCCURRING.
Special weather statement, Feb 3, 5:40 PM CST, 5 minutes before
MSZ001-004-050200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  MEMPHIS TN
540 PM CST SAT FEB 3 1990

THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR NORTHWEST
MISSISSIPPI HAS ENDED.  THUNDERSTORMS HAVE MOVED EAST OF THE AREA
AND NO WEATHER THREATENS NORTHWEST MISSISSIPPI AT THIS TIME.

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 2, 11:05 PM CSTTornado WarningMEGPontotoc55 min
Feb 3, 12:01 AM CSTSevere Thunderstorm WarningMEGCoahoma29 min
Feb 3, 4:52 AM CSTFlash Flood WarningMEGCoahoma, DeSoto, Tate, Tunica5 hr
Feb 3, 4:52 AM CSTFlash Flood WarningMEGMarshall5 hr
Feb 3, 4:52 AM CSTFlash Flood WarningMEGBenton5 hr
Feb 3, 10:21 AM CSTFlash Flood WarningMEGCoahoma, Quitman4 hr

Nearby

Flash Flood Warnings in Mississippi, 1990Every flash flood 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; the sounding from the Mesonet's radiosonde archive.