Alert archive / Tennessee / Flash Flood Warnings in 1998

Flash Flood Warning 78, NWS Morristown, TN

June 1, 1998Blount County, Knox County, Tennessee

NWS Morristown, TN issued this flash flood warning at Jun 1, 1998, 4:24 AM EDT for Blount County, Knox 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
Jun 1, 1998, 4:24 AM EDT (08:24 UTC)
Expired
Jun 1, 1998, 6:55 AM EDT
In force
3 hr
Issued by
NWS Morristown, TN
Area
Whole counties

Counties Blount County, TN, Knox County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 8.4 hours before the alert went out and 242 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, Nashville Metro, TN at 00:00Z on 1998-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3629 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, Nashville Metro, TN at 00:00Z on 1998-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 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
3629 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1064 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
302 m²/s²
Significant tornado parameter
5.1
Supercell composite
21.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMRX 010824
FFWMRX
TNC009-093-011055-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
424 AM EDT MON JUN 1 1998

THE NATIONAL WEATHER SERVICE IN KNOXVILLE/TRI-CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN BLOUNT COUNTY IN EASTERN TENNESSEE
  KNOX COUNTY IN EASTERN TENNESSEE

* UNTIL 655 AM EDT

* AT 420 AM EDT... AREA LAW ENFORCEMENT INDICATED THAT NUMEROUS
  STREETS AND AREA ROADWAYS WERE FLOODED ACROSS KNOX AND NORTHERN
  BLOUNT COUNTIES.  SCATTERED THUNDERSTORMS WITH MODERATE TO HEAVY
  RAINS WILL CONTINUE ACROSS THESE COUNTIES UNTIL 6 AM EDT WHICH
  WILL AID IN CONTINUING THE FLOODING PROBLEMS.  THESE STORMS WERE
  MOVING SOUTHEAST AT 30 MPH.


DON'T DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN
AUTOMOBILES.




&

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.

NWS Morristown, TN wrote its last area forecast discussion before this flash flood warning went out at Jun 1, 2:00 AM EDT, 2 hours 24 minutes earlier.

Area forecast discussion, Jun 1, 2:00 AM EDT, 2 hours 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
200 AM EDT MON JUN 1 1998

LITTLE TIME FOR AFD DUE TO SVR WEATHER. CD FRNT WILL MOVE EAST OF THE
CWA THIS MRNG ALLOW CLOUDY SKIES THIS MORNING TO BECOME PARTLY CLOUDY
THIS AFTERNOON. MAY NEED SOME EARLY MORNING POPS FOR SE TN/SW NC/
ERN TN MTNS...OTRW...A DRY FCST.

MOSTLY CLEAR TO PARTLY CLOUDY SKIES AND LIGHT WINDS WILL ALLOW AREAS
OF FOG TO DEVELOP TONIGHT...SOME LOCALLY DENSE. FNT WILL HANG UP JUST
SOUTH OF THE CWA. WILL NEED TO WATCH OUT FOR THE POSSIBILITY OF
NIGHTTIME CONVECTION RIDING ALONG THE STATIONARY FRONT LATE TONIGHT
AND EARLY TUESDAY MORNING.

FOR TUESDAY...PARTLY CLOUDY AND NEAR SEASONAL TEMPS. AS FOR TEMPS...
PREFER THE FAN NOS...

DH

In the hours before

Local storm report, Jun 1, 1:24 AM EDT, 3 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
124 AM EDT MON JUN 1 1998

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

110 AM     ONEIDA                    TN   FLOODING
06/01/98   SCOTT                          WATER IN YARDS...WATER
                                          COVERED ROADS...AND MUDSLIDE
                                          IN ONEIDA

1258 AM    LUTTRELL                  TN   WIND DAMAGE
06/01/98   KNOX                           50 TO 60 MPH WINDS SOUTH OF
                                          LUTTRELL NEAR THE
                                          KNOX-GRAINGER COUNTY LINE
Local storm report, Jun 1, 2:05 AM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
205 AM EDT MON JUN 1 1998

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

157 AM     SOUTH KNOX COUNTY         TN   FLOODING
06/01/98   KNOX                           ALCOA HWY. NEAR NAVY/MARINE
                                          CORPS RESERVE CENTER WATER
                                          ACROSS ROAD AND IMPASSABLE
                                          REPORTED BY HAM OPERATOR

1230 AM    LICK CREEK                TN   WIND DAMAGE
06/01/98   CAMPBELL                       TREES DOWN IN LICK CREEK AREA
                                          1215-1230 REPORTED BY SHERIFFS
                                          OFFICE
Local storm report, Jun 1, 2:05 AM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
205 AM EDT MON JUN 1 1998

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

157 AM     SOUTH KNOX COUNTY         TN   FLOODING
06/01/98   KNOX                           ALCOA HWY. NEAR NAVY/MARINE
                                          CORPS RESERVE CENTER WATER
                                          ACROSS ROAD AND IMPASSABLE
                                          REPORTED BY HAM OPERATOR

1230 AM    LICK CREEK                TN   WIND DAMAGE
06/01/98   CAMPBELL                       TREES DOWN IN LICK CREEK AREA
                                          1215-1230 REPORTED BY SHERIFFS
                                          OFFICE
Local storm report, Jun 1, 3:03 AM EDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
303 AM EDT MON JUN 1 1998

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

139 AM     MORRISTOWN                TN   WIND DAMAGE
06/01/98   HAMBLEN                        A TREE DOWN AT REDWOOD &
                                          SYCAMORE STREETS REPORTED BY
                                          SHERIFFS OFFICE

245 AM     MARYVILLE                 TN   FLOODING
06/01/98   BLOUNT                         3 TO 6 INCHES OF WATER OVER
                                          ROADS NEAR BLOUNT MEMORIAL
                                          HOSPITAL REPORTED BY HAMS

302 AM     SEYMOUR                   TN   FLOODING
06/01/98   SEVIER                         STREET FLOODING...2 TO 3 INCHES
                                          WATER ACROSS ROADS NEAR CHEROKEE
                                          HILLS
Local storm report, Jun 1, 3:03 AM EDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
303 AM EDT MON JUN 1 1998

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

139 AM     MORRISTOWN                TN   WIND DAMAGE
06/01/98   HAMBLEN                        A TREE DOWN AT REDWOOD &
                                          SYCAMORE STREETS REPORTED BY
                                          SHERIFFS OFFICE

245 AM     MARYVILLE                 TN   FLOODING
06/01/98   BLOUNT                         3 TO 6 INCHES OF WATER OVER
                                          ROADS NEAR BLOUNT MEMORIAL
                                          HOSPITAL REPORTED BY HAMS

302 AM     SEYMOUR                   TN   FLOODING
06/01/98   SEVIER                         STREET FLOODING...2 TO 3 INCHES
                                          WATER ACROSS ROADS NEAR CHEROKEE
                                          HILLS
Local storm report, Jun 1, 3:48 AM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KNOXVILLE/TRI-CITIES TN
348 AM EDT MON JUN 1 1998

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

313 AM     MARYVILLE                 TN   WIND DAMAGE
06/01/98   BLOUNT                         TREES DOWN ALONG WILDWOOD
                                          RD.

115 AM     KNOXVILLE                 TN   WIND DAMAGE
06/01/98   KNOX                           HUGE TREE DOWN BEHIND TV6
                                          STATION

325 AM     NEAR MARYVILLE            TN   FLOODING
06/01/98   BLOUNT                         ROCKSLIDE ON SEVIERVILLE RD.

130 AM     COUNTY WIDE               TN   50 MPH TSTM GUST
06/01/98   SEVIER                         WINDS ESTIMATED AROUND 50
                                          MPH

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 10:25 PM EDTTornado WarningMRXCampbell50 min
May 31, 10:28 PM EDTSevere Thunderstorm WarningMRXClaiborne62 min
May 31, 10:43 PM EDTTornado WarningMRXClaiborne47 min
May 31, 10:52 PM EDTSevere Thunderstorm WarningMRXScott63 min
May 31, 11:10 PM EDTSevere Thunderstorm WarningMRXCampbell65 min
May 31, 11:30 PM EDTSevere Thunderstorm WarningMRXAnderson, Claiborne, Union60 min
May 31, 11:30 PM EDTSevere Thunderstorm WarningMRXFentress, Morgan60 min
May 31, 11:54 PM EDTSevere Thunderstorm WarningMRXScott66 min
Jun 1, 12:12 AM EDTFlash Flood WarningMRXCampbell, Scott3 hr
Jun 1, 12:19 AM EDTSevere Thunderstorm WarningMRXGrainger61 min
Jun 1, 12:28 AM EDTSevere Thunderstorm WarningMRXAnderson62 min
Jun 1, 12:33 AM EDTSevere Thunderstorm WarningMRXClaiborne47 min
Jun 1, 12:35 AM EDTSevere Thunderstorm WarningMRXCampbell50 min
Jun 1, 12:45 AM EDTSevere Thunderstorm WarningMRXHamblen, Jefferson65 min
Jun 1, 12:45 AM EDTSevere Thunderstorm WarningMRXKnox65 min
Jun 1, 1:00 AM EDTSevere Thunderstorm WarningMRXCocke, Sevier65 min
Jun 1, 1:00 AM EDTSevere Thunderstorm WarningMRXBlount65 min
Jun 1, 1:30 AM EDTFlash Flood WarningMRXAnderson, Knox3 hr
Jun 1, 2:02 AM EDTFlash Flood WarningMRXBlount3 hr
Jun 1, 2:18 AM EDTSevere Thunderstorm WarningMRXMeigs, Rhea32 min
Jun 1, 2:20 AM EDTSevere Thunderstorm WarningMRXMeigs, Rhea30 min
Jun 1, 2:58 AM EDTSevere Thunderstorm WarningMRXMcMinn47 min

Nearby

Flash Flood Warnings in Tennessee, 1998Every 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.