Alert archive / Florida / Flash Flood Warnings in 1989

Flash Flood Warning 5, NWS Tallahassee, FL

June 9, 1989Holmes County, Florida

NWS Tallahassee, FL issued this flash flood warning at Jun 9, 1989, 11:11 AM CDT for Holmes County, Florida. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 9, 1989, 11:11 AM CDT (16:11 UTC)
Expired
Jun 9, 1989, 2:15 PM CDT
In force
3 hr
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Holmes County, FL

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

Apalachicola Mun, FL (KAQQ), launched 12:00Z, 4.2 hours before the alert went out and 149 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, Apalachicola Mun, FL at 12:00Z on 1989-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2713 joules per kilogram.LCLEL10008507005003002001001 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, Apalachicola Mun, FL at 12:00Z on 1989-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.193958Sfc1 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
2713 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
633 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPNS 091613
FFWPNS
FLC059-091915-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE PENSACOLA FL
1111 AM CDT FRI JUN 9 1989
 
THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  215 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST FLORIDA
          ...HOLMES
 
HOLMES COUNTY EMERGENCY MANAGEMENT REPORTS THAT MOST SECONDARY ROADS
IN THE COUNTY ARE IMPASSABLE IN PLACES DUE TO HIGH WATER. THE RAINS
HAVE MOVED WELL EAST OF THE COUNTY BUT IT WILL TAKE SEVERAL HOURS FOR
THE ACCUMLATED WATER TO DRAIN FROM THE ROADS. EM ALSO REPORTS THAT
MOST COUNTY BRIDGES THAT CROSS SMALL STREAMS AND CREEKS WERE ALSO
IMPASSABLE.
 
THE MAJOR ROADS THROUGH THE COUNTY HAVE WATER IN THEM IN SPOTS BUT ALL
ARE OPEN.
 
ADDITIONAL STATEMENTS WILL BE ISSUED AS MORE INFORMATION BECOMES
AVAILABLE.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO1 GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  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, Jun 9, 7:40 AM CDT, 3 hours 31 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
840 AM EDT FRI JUN 9 1989

TORNADO WATCH 444 IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES UNTIL
100 PM EDT

A FLASH FLOOD WATCH IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES
FOR THE REMAINDER OF THIS MORNING HOURS.

AT 830 AM EDT...A LINE OF NUMEROUS THUNDERSTORMS.. SOME WITH VERY
HEAVY RAIN EXRENDED FROM SOUTH OF VALDOSTA TO EAST OF PANAMA CITY AND
EXTENDED ON OUT INTO THE GULF TO 110 MILES SOUTHWEST OF PENSACOLA.
MOVEMENT OF THIS LINE WAS VERY SLOWLY TO THE SOUTHEAST.

ELSEWHERE..A LARGE AREA OF THUNDERSTORMS ALONG WITH SHOWERS WAS
LOCATED OVER SOUTH GEORGIA..NORTH FLORIDA ALONG WITH THE FLORIDA
PANHANDLE.

OVER THE GULF SHOWERS AND THUNDERSTORMS WERE LOCATED FROM EAST
OF FORT WALTON TO APALACHICOLA AND EXTENDED OUT INTO THE GULF
BEYOND 125 MILES SOUTHWEST OF APALACHICOLA.

THUNDERSTORMS WERE MOVGING TO THE NORTHEAST AT 30 MILES AN HOUR.
Special weather statement, Jun 9, 8:09 AM CDT, 3 hours 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
910 AM EDT FRI JUN 9 1989

...TORNADO WATCH NUMBER 444 REMAINS IN EFFECT UNTIL 1 PM EDT...

AT 900 AM EDT NATIONAL WEATHER SERVICE RADARS SHOWED A BROKEN LINE OF
THUNDERSTORMS FROM NEAR MONTICELLO TO TALLAHASSEE AND EXTENDED
SOUTHWEST THROUGH APALACHICOLA AND OUT INTO THE GULF 75 MILES.

THE HEAVIEST THUNDERSTORMS ALONG THE LINE WERE LOCATED NORTH OF
APALACHICOLA MOVING INTO THE TOWN OF SUMATRA IN SOUTHERN LIBERTY
COUNTY.

THE LINE OF THUNDERSTORMS WAS MOVING TO THE SOUTHEAST AT 5 MPH WHILE
MOST OF THE INDIVIDUAL THUNDESRTORM CELLS WERE MOVING TO THE
NORTHEAST AT 25 MPH.

THESE HEAVIER THUNDERSTORMS WILL LIKELY PRODUCE STdRONG GUSTY
WINDS...VERY HEAVY RAIN...DANGEROUS LIGHTNING AND POSSIBLE SMALL HAIL
AS THEY MOVE THROUGH THE AREA DURING THE NEXT COUPLE OF HOURS.

STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS ON THESE
THUNDERSTORMS.
Special weather statement, Jun 9, 8:44 AM CDT, 2 hours 27 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
944 AM EDT FRI JUN 9 1989

TORNADO WATCH 444 IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES UNTIL
100 PM EDT

A FLASH FLOOD WATCH IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES
FOR THE REMAINDER OF THIS MORNING HOURS.

AT 928 AM EDT...A LINE OF NUMEROUS THUNDERSTORMS.. SOME WITH VERY
HEAVY RAIN EXRENDED FROM SOUTH OF VALDOSTA TO EAST  NEAR PORT ST JOE
AND EXTENDED ON OUT INTO THE GULF TO 110 MILES SOUTHWEST OF PENSACOLA.
MOVEMENT OF THIS LINE WAS VERY SLOWLY TO THE SOUTHEAST.

ELSEWHERE..A LARGE AREA OF THUNDERSTORMS ALONG WITH SHOWERS WAS
LOCATED OVER SOUTH GEORGIA..NORTH FLORIDA ALONG WITH THE FLO7RIDA
PANHANDLE.

OVER THE GULF.. SHOWERS AND THUNDERSTORMS WERE LOCATED FROM PANAMA
CITY TO APALACHICOLA AND EXTENDED OUT 140 MILES.

THUNDERSTORMS WERE MOVGING TO THE NORTHEAST AT 30 MILES AN HOUR.
Special weather statement, Jun 9, 9:44 AM CDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
1044 AM EDT FRI JUN 9 1989

TORNADO WATCH 444 IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES UNTIL
100 PM EDT

A FLASH FLOOD WATCH IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES
FOR THE REMAINDER OF THIS MORNING HOURS.

AT 1025 AM EDT...A LINE OF NUMEROUS THUNDERSTORMS.. SOME WITH VERY
HEAVY RAIN EXTENDED FROM WEST OF VALDOSTA TO ST. MARKS...TO CAPE SAN
BLAS...AND EXTENDED ON OUT INTO THE GULF TO 100 MILES SOUTH OF FORT
WALTON BEACH.
MOVEMENT OF THIS LINE WAS VERY SLOWLY TO THE SOUTHEAST.

ELSEWHERE..A LARGE AREA OF THUNDERSTORMS ALONG WITH SHOWERS WAS
LOCATED OVER SOUTH GEORGIA..NORTH FLORIDA ALONG WITH THE FLORIDA
PANHANDLE.

OVER THE GULF..ISOLATED SHOWERS... THUNDERSTORMS AND PATCHES OF RAIN
WERE IN A 50 MILE WIDE BAND EXTENDING 125 MILES SOUTHWEST OF
APALACHICOLA.

THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR.
Special weather statement, Jun 9, 10:22 AM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1115 AM EDT FRI JUN 9 1989

...TORNADO WATCH NUMBER 444 REMAINS IN EFFECT UNTIL 1 PM EDT...

AT 1110 AM EDT NATIONAL WEATHER SERVICE RADARS SHOWED A BROKEN LINE
OF THUNDERSTORMS LOCATED FROM THE TOWN OF GREENVILLE IN MADISON
COUNTY FLORIDA AND EXTENDED SOUTHWEST ALONG THE COASTAL WATERS OF
WAKULLA AND FRANKLIN COUNTY.

THE LINE OF THUNDERSTORMS WAS MOVING TO THE NORTHEAST AT 25 MPH.

RADAR INDICATES THAT THE SEVERE WEATHER THAT MOVED THROUGH
NORTHEASTERN LEON...NORTHERN JEFFERSON AND THOMAS COUNTY HAS MOVED
INTO NORTHERN CAMDEN AND GLYNN COUNTIES IN SOUTHEAST GEORGIA.
Special weather statement, Jun 9, 10:50 AM CDT, 21 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE APALACHICOLA FL
1150 AM EDT FRI JUN 9 1989

TORNADO WATCH 444 IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES UNTIL
100 PM EDT

A FLASH FLOOD WATCH IS IN EFFECT FOR GULF AND FRANKLIN COUNTIES
UNTIL 500 PM EDT...

AT 1131 AM EDT...A LINE OF NUMEROUS THUNDERSTORMS.. SOME WITH VERY
HEAVY RAIN EXTENDED FROM VALDOSTA TO ST. MARKS...AND EXTENDED OFFSHORE
OF APALACHICOLA 65 MILES TO THE SOUTHWEST.

MOVEMENT OF THIS LINE WAS VERY SLOWLY TO THE SOUTHEAST.

OVER THE GULF..ISOLATED SHOWERS... THUNDERSTORMS AND PATCHES OF RAIN
WERE 50 MILES SOUTH AND 100 TO 125 MILES SOUTHWEST OF APALACHICOLA.

THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MILES AN HOUR.

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 7:09 PM CDTTornado WarningTAEJefferson, Leon36 min
Jun 8, 8:41 PM CDTFlash Flood WarningTAEJackson3 hr
Jun 9, 12:33 AM CDTSevere Thunderstorm WarningTAEOkaloosa57 min
Jun 9, 8:46 AM CDTSevere Thunderstorm WarningTAELeon44 min
Jun 9, 9:06 AM CDTTornado WarningTAEJefferson, Leon54 min
Jun 9, 2:21 PM CDTFlash Flood WarningTAEHolmes3 hr

Nearby

Flash Flood Warnings in Florida, 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.