Alert archive / Florida / Tornado Warnings in 1998

Tornado Warning 62, NWS Tampa Bay, FL

September 3, 1998Citrus County, Florida

NWS Tampa Bay, FL issued this tornado warning at Sep 3, 1998, 5:47 AM EDT for Citrus County, Florida. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 3, 1998, 5:47 AM EDT (09:47 UTC)
Expired
Sep 3, 1998, 6:20 AM EDT
In force
33 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Citrus County, FL

The radar

The Tampa radar (KTBW), 128 km from the middle of the area, began a volume at 09:49 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Sep 3, 6:05 AM EDTTornado F2Crystal River, FLA tornado (F2), associated with an outer band of Hurricane Earl, touched down along N. Fairport Avenue, east of the intersection of County Road 495 and West Dunklin Road, six miles northeast of Crystal River. The tornado moved northeast, sporadically touched

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 9.8 hours before the alert went out and 128 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, Tampa Bay, FL at 00:00Z on 1998-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 620 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, Tampa Bay, FL at 00:00Z on 1998-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 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
620 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1140 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
191 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.4
Supercell composite
7.7

Open this sounding in Storm Lab

The text

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

150 
WFUS1 KTBW 030948 RRA
TORTBW
FLC017-GMZ850-031020-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
547 AM EDT THU SEP 3 1998

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  CITRUS COUNTY INCLUDING ADJACENT COASTAL WATERS IN WEST CENTRAL
  FLORIDA

* UNTIL 620 AM EDT

* AT 545 AM...A TORNADO WAS INDICATED BY NATIONAL WEATHER SERVICE
  DOPPLER RADAR 2 MILES SOUTHWEST OF CRYSTAL RIVER. THE TORNADO WAS
  MOVING NORTHEAST AT 45 MPH.


THIS IS A DANGEROUS SITUATION. PERSONS IN THE PATH OF THE STORM
NEED TO TAKE COVER IN A STURDY BUILDING. MOBILE HOMES AND CARS ARE
NOT SAFE.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tampa Bay, FL wrote its last area forecast discussion before this tornado warning went out at Sep 3, 2:45 AM EDT, 3 hours 2 minutes earlier.

Area forecast discussion, Sep 3, 2:45 AM EDT, 3 hours 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL
245 AM EDT THU SEP 03 1998

HURRICANE EARL IS MAKING LANDFALL NEAR PANAMA CITY FL ATTM.  A RAIN
BAND EXTENDS FROM CEDAR KEY TO 100 MILES WEST OF SARASOTA.  THIS BAND IS
MOVING VERY SLOWLY EAST WITH SHOWERS AND THUNDERSTORMS RACING TO
THE NORTH NORTHEAST.  TROPICAL STORM FORCE WINDS ARE LIKELY OCCURRING
WITH THIS RAINBAND...AT 1 AM CEDAR KEY HAD SUSTAINED WINDS OF 33 KTS AND
THE BUOY 100 MILES WEST OF BAYPORT HAD SOUTHWEST WINDS OF 31KTS WITH
GUSTS TO 39KTS AND 19 FOOT SEAS.  THIS ALSO MARKS THE LEADING EDGE OF THE
STORM SURGE AS LEVY COUNTY HAS REPORTED RISING WATER AND A FEW
COASTAL ROADS UNDER WATER.  THE COAST GUARD AT YANKEETOWN REPORTS
TIDES RUNNING 5 FEET ABOVE ASTRONOMICAL TIDES AND RISING.  THE STORM
SURGE WILL ADVANCE DOWN THE WEST COAST OF FL THROUGH THE MORNING
HOURS AHEAD OF THE BAND OF SHOWERS AND THUNDERSTORMS.  CURRENT
WARNINGS LOOK GOOD AND WILL CONTINUE THE COASTAL FLOOD WARNING
THROUGH TODAY FOR PINELLAS...HILLSBOROUGH...MANATEE...AND SARASOTA
COUNTIES.  THE NEXT HIGH TIDE WILL OCCUR AROUND NOON.  TROPICAL STORM
WARNINGS WILL CONTINUE FOR LEVY...CITRUS...HERNANDO...AND PASCO
COUNTIES.  A FLOOD WATCH IS IN EFFECT TODAY FROM PASCO COUNTY NORTH
DUE TO THE POTENTIAL FOR HEAVY RAIN.  A TORNADO WATCH CONTINUES FOR
LEVY COUNTY UNTIL 11 AM.

MODEL DATA VERY POOR INITIALIZING EARL AND FORECAST TRENDS.  BASED ON
SATELLITE AND RADAR INFORMATION...EXPECT BAND OF SHOWERS AND
THUNDERSTORMS TO ADVANCE TO THE WEST CENTRAL FL COAST AROUND
SUNRISE AND MOVE VERY SLOWLY INLAND...OR BECOME NEARLY STATIONARY
ALONG THE COASTAL ZONES.  COULD SEE LOCALLY HEAVY RAIN AS SHOWERS
TRAIN ALONG BAND.  AS EARL MOVES INLAND...THIS BAND COULD WEAKEN AND
DISSIPATE.  BUT WOULD EXPECT SHOWERS AND THUNDERSTORMS TO REDEVELOP
ACROSS THE REGION THIS AFTERNOON ANYWAY SO LIKELY POPS LOOK GOOD FOR
MOST OF THE REGION...WITH GOOD CHANCE POPS OVER THE SOUTHERN FA.

OG4LESBY

In the hours before

Special weather statement, Sep 3, 5:28 AM EDT, 19 minutes before
FLZ039-042-043-048>052-055>057-060>062-065-031500-

WEST CENTRAL AND SOUTHWEST FLORIDA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
528 AM EDT THU SEP 3 1998

...A TORNADO WATCH REMAINS IN EFFECT FOR LEVY COUNTY UNTIL 11 AM...
...TROPICAL STORM WARNING FROM THE SUWANNEE RIVER TO THE ANCLOTE KEYS...
...A COASTAL FLOOD WARNING THROUGH THIS AFTERNOON FROM THE ANCLOTE KEYS
   TO ENGLEWOOD...

AT 525 AM...A LINE OF STRONG THUNDERSTORMS HAD DEVELOPED FROM AROUND
THE GAINESVILLE AREA...SOUTHWEST THROUGH CITRUS COUNTY...THEN
EXTENDING SOUTHWEST FOR MORE THAN 100 MILES INTO THE GULF OF MEXICO.
THIS LINE WAS MOVING RAPIDLY EAST AT AROUND 30 MPH.

THE MAIN THREAT FROM STORMS TODAY WILL BE STRONG GUSTY WINDS OF 40 TO
50 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING. WITHIN THIS
LINE OF THUNDERSTORMS OVER THE GULF WATERS...CONDITIONS WILL BE
FAVORABLE FOR WATERSPOUT DEVELOPMENT. AS THE LINE OF THUNDERSTORMS
MOVES OVER LAND AREAS OF WEST CENTRAL AND SOUTHWEST FLORIDA...ISOLATED
TORNADOES WILL ALSO BE POSSIBLE.

TIDES WILL CONTINUE TO RISE ALONG THE COAST...ESPECIALLY OVER LEVY AND
CITRUS COUNTIES...WHERE TIDES HAVE ALREADY BEEN REPORTED TO BE ABOUT
6 FEET ABOVE NORMAL. THE HIGHEST STORM TIDES ARE EXPECTED BY LATE
MORNING AND EARLY AFTERNOON...COINCIDING WITH THE NEXT ASTRONOMICAL HIGH
TIDE. SEE THE LASTEST HURRICANE LOCAL STATEMENT FROM THE TAMPA BAY
OFFICE FOR ADDITIONAL DETAILS. COASTAL RESIDENTS FROM NLEVY COUNTY TO
SARASOTA COUNTY SHOULD CONTINUE TO MONITOR WATER LEVELS...AND BE
PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY.

MORALES
Special weather statement, Sep 3, 5:28 AM EDT, 19 minutes before
FLZ039-042-043-048>052-055>057-060>062-065-031500-

WEST CENTRAL AND SOUTHWEST FLORIDA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
528 AM EDT THU SEP 3 1998

...A TORNADO WATCH REMAINS IN EFFECT FOR LEVY COUNTY UNTIL 11 AM...
...TROPICAL STORM WARNING FROM THE SUWANNEE RIVER TO THE ANCLOTE KEYS...
...A COASTAL FLOOD WARNING THROUGH THIS AFTERNOON FROM THE ANCLOTE KEYS
   TO ENGLEWOOD...

AT 525 AM...A LINE OF STRONG THUNDERSTORMS HAD DEVELOPED FROM AROUND
THE GAINESVILLE AREA...SOUTHWEST THROUGH CITRUS COUNTY...THEN
EXTENDING SOUTHWEST FOR MORE THAN 100 MILES INTO THE GULF OF MEXICO.
THIS LINE WAS MOVING RAPIDLY EAST AT AROUND 30 MPH.

THE MAIN THREAT FROM STORMS TODAY WILL BE STRONG GUSTY WINDS OF 40 TO
50 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING. WITHIN THIS
LINE OF THUNDERSTORMS OVER THE GULF WATERS...CONDITIONS WILL BE
FAVORABLE FOR WATERSPOUT DEVELOPMENT. AS THE LINE OF THUNDERSTORMS
MOVES OVER LAND AREAS OF WEST CENTRAL AND SOUTHWEST FLORIDA...ISOLATED
TORNADOES WILL ALSO BE POSSIBLE.

TIDES WILL CONTINUE TO RISE ALONG THE COAST...ESPECIALLY OVER LEVY AND
CITRUS COUNTIES...WHERE TIDES HAVE ALREADY BEEN REPORTED TO BE ABOUT
6 FEET ABOVE NORMAL. THE HIGHEST STORM TIDES ARE EXPECTED BY LATE
MORNING AND EARLY AFTERNOON...COINCIDING WITH THE NEXT ASTRONOMICAL HIGH
TIDE. SEE THE LASTEST HURRICANE LOCAL STATEMENT FROM THE TAMPA BAY
OFFICE FOR ADDITIONAL DETAILS. COASTAL RESIDENTS FROM NLEVY COUNTY TO
SARASOTA COUNTY SHOULD CONTINUE TO MONITOR WATER LEVELS...AND BE
PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY.

MORALES

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 3, 7:05 AM EDTSevere Thunderstorm WarningTBWPasco, Pinellas50 min
Sep 3, 8:08 AM EDTSevere Thunderstorm WarningTBWPinellas22 min

Nearby

Tornado Warnings in Florida, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.