Alert archive / Tennessee / Flash Flood Warnings in 1989

Flash Flood Warning 5, NWS Memphis, TN

June 5, 1989Shelby County, Tennessee

NWS Memphis, TN issued this flash flood warning at Jun 5, 1989, 11:54 AM CDT for Shelby County, Tennessee. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jun 5, 1989, 11:54 AM CDT (16:54 UTC)
Expired
Jun 5, 1989, 2:00 PM CDT
In force
2 hr
Issued by
NWS Memphis, TN
Area
Whole counties

County Shelby County, TN

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, 4.9 hours before the alert went out and 40 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 1989-06-05Temperature 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 1989-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3592 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
75 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, Jun 5, 9:33 AM CDT, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
830 AM CDT MON JUN 5 1989

...SEVERE THUNDERSTORM WATCH NUMBER 406 REMAINS IN EFFECAT FOR
LOWNDES AND OKTIBBEHA COUNTIES OF EAST MISSISSIPPI UNTIL 1PM CDT...

AT 825 AM CDT NO SEVERE WEATHER HAD BEEN REPORTED IN EAST MISSISSIPPI
BUT THUNDERSTORMS WITH HEAVY RAIN CONTINUED ACROSS MUCH OF NORTHERN
MISSISSIPPI. A FLASH FLOOD WATCH ALSO REMAINS IN EFFECT FOR MUCH OF
NORTHERN MISSISSIPPI FOR TODAY.

AT 825 AM CDT NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF
THUNDERSTORMS EXTENDING FROM NORTH CENTRAL ALABAMA THROUGH CENTRAL
MISSISSIPPI TO NORTHERN LOUISIANA. THIS LINE WAS MOVING EAST AT 45
MILES AN HOUR. ALSO A LARGE AREA OF RAIN AND THUNDERSHOWERS COVERED
ALL OF NORTHEAST MISSISSIPPI...SOUTHWEST TENNESSEE AND NORTHWEST
ALABAMA. THIS AREA WAS MOVING EAST AT 25 MILES AN HOUR.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATIONu.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 5:03 PM CDTSevere Thunderstorm WarningMEGLafayette37 min
Jun 4, 7:44 PM CDTTornado WarningMEGFayette, Shelby46 min
Jun 4, 8:29 PM CDTTornado WarningMEGShelby, Tipton61 min
Jun 4, 8:29 PM CDTTornado WarningMEGFayette, Haywood61 min
Jun 4, 9:16 PM CDTSevere Thunderstorm WarningMEGMadison44 min
Jun 5, 11:42 AM CDTTornado WarningMEGCrittenden33 min

Nearby

Flash Flood Warnings in Tennessee, 1989Every flash flood 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.