Flash Flood Warning 6, NWS Tampa Bay, FL

AREA FORECAST DISCUSSION...CORRECTED WORDING
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL
1020 AM EDT FRI JUL 10 1998

UPDATED ZONE FORECAST TO REFLECT CURRENT AREA OF PRECIPITATION THAT
STRETCHES ALONG A SURFACE BOUNDARY PUSHING SOUTHEAST INTO CENTRAL
FLORIDA. URBAN FLOOD ADVISORY ISSUED FOR CITRUS AND HERNANDO
COUNTIES UNTIL 1100AM...LOCALLY HEAVY RAIN PROBABLE THROUGH EARLY
AFTERNOON FOR TAMPA BAY AREA.

MORNING SOUNDINGS INDICATE MOIST ATMOSPHERE. WEAK SURFACE RIDGE AXIS
ACROSS THE FLORIDA STRAITS GIVING WESTERLY FLOW ACROSS THE FORECAST
AREA. EXPECTING NORMAL SUMMERTIME TREND (DURING WESTERLY FLOW
SITUATIONS) OF DECREASING CONVECTION OVER GULF AND COASTAL AREAS
DURING THE AFTERNOON...INCREASING COVERAGE INLAND AREAS. WOULD EXPECT
GREATEST AND HEAVIEST COVERAGE TO BE ALONG THIS BOUNDARY...AND ALONG
OTHER BOUNDARIES SUCH AS SEA AND LAKE BREEZES. THESE BOUNDARIES COULD
ALL COME TOGETHER OVER SOUTH CENTRAL FLORIDA THIS AFTERNOON AND
COMBINE WITH DIURNAL HEATING TO PRODUCE SIGNIFICANT ADDITIONAL
CONVECTIVE DEVELOPMENT IN THAT AREA.

MILLER

FLZ039-042-043-048>052-055>057-060>062-065-102330-

WEST CENTRAL AND SOUTHWEST FLORIDA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
600 AM EDT FRI JUL 10 1998

...LOCALLY HEAVY RAINFALL WITH TODAYS THUNDERSTORMS...
...FIRE DANGER REMAINS HIGH ACROSS SOUTHWEST AND PARTS OF WEST
   CENTRAL FLORIDA...

ABUNDANT AND INCREASING ATMOSPHERIC MOISTURE...COMBINED WITH AN
UNSTABLE AIRMASS...WILL BRING A THREAT OF LOCALLY HEAVY RAINFALL TO
WEST CENTRAL FLORIDA WITH TODAYS THUNDERSTORM ACTIVITY.

COASTAL COUNTIES IN WEST CENTRAL FLORIDA WILL HAVE THE GREATEST
POTENTIAL OF SHOWERS AND THUNDERSTORMS THIS MORNING THROUGH EARLY
AFTERNOON.  BY MID-DAY...THUNDERSTORM ACTIVITY WILL BEGIN TO SHIFT
INLAND.

INLAND COUNTIES OF...SUMTER...POLK...HIGHLAND...DE SOTO...AND HARDEE
...IN WEST CENTRAL FLORIDA...WILL HAVE THE GREATEST POTENTIAL OF MID
AND LATE DAY THUNDERSTORMS.

THE PRIMARY THREAT FROM THUNDERSTORMS TODAY WILL BE LOCALLY HEAVY
RAIN...WITH ISOLATED RAINFALL AMOUNTS OF 2 TO 3 INCHES...AND FREQUENT
DEADLY LIGHTNING. GUSTY WINDS OF UP TO 40 MPH ARE ALSO POSSIBLE WITH
A FEW OF THE STRONGER STORMS.

ALTHOUGH A SIGNIFICANT AMOUNT OF RAIN FELL OVER WEST CENTRAL FLORIDA
ON THURSDAY...CONDITIONS REMAIN FAVORABLE FOR WILDFIRES...ESPECIALLY
EAST OF THE U.S. HIGHWAY 41 CORRIDOR...OVER LEVY...SUMTER...CITRUS...
HERNANDO AND PASCO COUNTIES.

WILDFIRE POTENTIAL REMAINS HIGH OVER MANATEE...SARASOTA...CHARLOTTE
...DE SOTO AND HARDEE COUNTIES WHERE RECENT RAINFALL AMOUNTS HAVE
BEEN LIGHT OR ISOLATED...BASED ON THE KEECH-BYRAM DROUGHT INDEX.

HYDROPLANING DURING HEAVY RAIN WILL BE A THREAT ON ROADWAYS TODAY.
MOTORISTS SHOULD SLOW DOWN AND DRIVE ACCORDING DURING RAPIDLY CHANGING
WEATHER CONDITIONS. REMEMBER...LIGHTNING IS DEADLY IF OUTDOORS DURING
A LIGHTNING STORM...TAKE COVER INDOORS IMMEDIATELY AND NEVER SEEK
SHELTER UNDER A TREE

ZALESKI

FLZ039-042-043-048>052-055>057-060>062-065-102000-

WEST CENTRAL AND SOUTHWEST FLORIDA HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1100 AM EDT FRI JUL 10 1998

...LOCALLY HEAVY RAINFALL TODAY OVER PORTIONS OF CENTRAL FLORIDA...

ABUNDANT ATMOSPHERIC MOISTURE...COMBINED WITH AN UNSTABLE AIRMASS...
AND A SURFACE BOUNDARY WILL RESULT IN SHOWER AND THUNDERSTORM ACTIVITY
THAT WILL BRING A THREAT OF LOCALLY HEAVY RAINFALL THROUGH THIS
AFTERNOON FOR PORTIONS OF CENTRAL FLORIDA.

RAINFALL AMOUNTS REPORTED THIS MORNING HAVE RANGED FROM 2 TO 5
INCHES...AS A BAND OF HEAVY SHOWERS AND THUNDERSTORMS MOVED FROM
CITRUS COUNTY SOUTHEAST INTO THE TAMPA BAY AREA. STREET FLOODING...WITH
SOME ROADS IMPASSABLE...HAVE BEEN REPORTED IN SOME OF THESE AREAS.

THE COASTAL COUNTIES OF PASCO...PINELLAS...HILLSBOROUGH...AND MANATEE
IN WEST CENTRAL FLORIDA WILL HAVE THE GREATEST POTENTIAL OF SHOWERS
AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN THROUGH EARLY AFTERNOON.
BY MID-DAY...THUNDERSTORM ACTIVITY WILL BEGIN TO SHIFT TO INLAND AREAS
SUCH AS POLK...HARDEE...DESOTO...AND HIGHLANDS COUNTIES.

THE PRIMARY THREAT FROM THUNDERSTORMS TODAY WILL BE LOCALLY HEAVY
RAIN RESULTING IN FLOODING OF STREETS AND LOW LYING AREAS. FREQUENT
LIGHTNING AND GUSTY WINDS OF UP TO 40 MPH WILL ALSO BE POSSIBLE WITH
A FEW OF THE STRONGER STORMS.

RESIDENTS LIVING IN LOW LYING AND FLOOD PRONE AREAS SHOULD BE ALERT
TO THE POSSIBILITY FOR FLOODING...AND MONITOR LOCAL MEDIA OR NOAA
WEATHER RADIO FOR THE LATEST STATEMENTS AND WARNINGS.

MOTORISTS SHOULD USE EXTREME CAUTION WHEN DRIVING TODAY. SLOW DOWN
AND USE COMMON SENSE.

MILLER