Alert archive / Tennessee / Flash Flood Warnings in 1998

Flash Flood Warning 26, NWS Memphis, TN

July 31, 1998Lauderdale County, Tennessee

NWS Memphis, TN issued this flash flood warning at Jul 31, 1998, 3:29 AM CDT for Lauderdale County, Tennessee. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 31, 1998, 3:29 AM CDT (08:29 UTC)
Expired: Jul 31, 1998, 6:30 AM CDT
In force: 3 hr
Issued by: NWS Memphis, TN
Area: Whole counties

County Lauderdale County, TN

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 8.5 hours before the alert went out and 107 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 491 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 2473 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEM 310829
FFWMEM
TNC097-311130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
329 AM CDT FRI JUL 31 1998

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LAUDERDALE COUNTY IN WESTERN TENNESSEE

* UNTIL 630 AM CDT

* AT 320 AM CDT... LAW ENFORCEMENT OFFICIALS INDICATED SEVERAL ROADS
  IN EASTERN LAUDERDALE COUNTY WITH WATER OVER THEM. SHOWERS AND
  THUNDERSTORM WILL MOVE INTO LAUDERDALE COUNTY PRODUCING ADDITIONAL
  FLOODING PROBLEMS.

.BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY.
MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO
FLOODING WHEN WATER BEGINS RISING.



&

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

Local storm report, Jul 30, 9:55 PM CDT, 5 hours 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TENNESSEE
955 PM CDT THU JUL 30 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0700 PM    KENNETT                   MO   WIND DAMAGE
07/30/98   DUNKLIN                        POWER LINES DOWN WITH MINOR
                                          STRUCTURAL DAMAGE REPORTED
                                          BY KENNETT POLICE DEPT

0720 PM    GLENNONVILLE              MO   WIND DAMAGE
07/30/98   DUNKLIN                        TREES DOWN WITH HIGHWAY 53
                                          BLOCKED REPORTED BY KENNETT PD

0745 PM    TIPTONVILLE               TN   WIND DAMAGE
07/30/98   LAKE                           TREES AND POWER LINES DOWN

0810 PM    HAYTI                     MO   WIND DAMAGE
07/30/98   PEMISCOT                  MO   TREES DOWN REPORTED BY
                                          PEMISCOT CO EOC

0825 PM    PARIS                     TN   WIND DAMAGE
07/30/98   HENRY                          TREES AND POWER LINES DOWN
                                          REPORTED BY HENRY CO SHERIFF

0915 PM    MCKENZIE AND HUNTINGDON   TN   WIND DAMAGE
07/30/98   CARROLL                        TREES AND POWER LINES DOWN
                                          REPORTED BY CARROLL CO SHERIFF

Local storm report, Jul 30, 9:55 PM CDT, 5 hours 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TENNESSEE
955 PM CDT THU JUL 30 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0700 PM    KENNETT                   MO   WIND DAMAGE
07/30/98   DUNKLIN                        POWER LINES DOWN WITH MINOR
                                          STRUCTURAL DAMAGE REPORTED
                                          BY KENNETT POLICE DEPT

0720 PM    GLENNONVILLE              MO   WIND DAMAGE
07/30/98   DUNKLIN                        TREES DOWN WITH HIGHWAY 53
                                          BLOCKED REPORTED BY KENNETT PD

0745 PM    TIPTONVILLE               TN   WIND DAMAGE
07/30/98   LAKE                           TREES AND POWER LINES DOWN

0810 PM    HAYTI                     MO   WIND DAMAGE
07/30/98   PEMISCOT                  MO   TREES DOWN REPORTED BY
                                          PEMISCOT CO EOC

0825 PM    PARIS                     TN   WIND DAMAGE
07/30/98   HENRY                          TREES AND POWER LINES DOWN
                                          REPORTED BY HENRY CO SHERIFF

0915 PM    MCKENZIE AND HUNTINGDON   TN   WIND DAMAGE
07/30/98   CARROLL                        TREES AND POWER LINES DOWN
                                          REPORTED BY CARROLL CO SHERIFF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 8:06 PM CDT	Severe Thunderstorm Warning	MEG	Obion	49 min
Jul 30, 8:15 PM CDT	Severe Thunderstorm Warning	MEG	Henry	45 min
Jul 30, 8:24 PM CDT	Severe Thunderstorm Warning	MEG	Dyer	61 min
Jul 30, 8:59 PM CDT	Severe Thunderstorm Warning	MEG	Carroll	46 min
Jul 30, 9:35 PM CDT	Flash Flood Warning	MEG	Henry	115 min
Jul 30, 11:12 PM CDT	Flash Flood Warning	MEG	Crockett, Madison	108 min
Jul 30, 11:33 PM CDT	Flash Flood Warning	MEG	Chester	117 min

Nearby

Flash Flood Warnings in Tennessee, 1998 Every flash flood warning in 1998

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.