ORANGE-OSCEOLA-

.NOW...
...STRONG THUNDERSTORMS LIKELY ACROSS NORTHERN OSCEOLA AND SOUTHERN ORANGE COUNTIES THROUGH 530 PM...COLLIDING OUTFLOW BOUNDARIES OVER NORTHERN OSCEOLA AND SOUTHERN ORANGE COUNTIES WILL ALLOW FOR STRONG TO SEVERE THUNDERSTORMS TO DEVELOP FROM THE ORLANDO INTERNATIONAL AIRPORT SOUTH ACROSS THE GREATER KISSIMMEE/ST CLOUD AREA. STORMS WILL BE CAPABLE OF PRODUCING NEARLY CONTINUOUS CLOUD TO GROUND LIGHTNING...LOCALLY DAMAGING WINDS AND HAIL. RAINFALL RATES OF 2 TO 3 INCHES PER HOUR WILL ALSO BE POSSIBLE. SEEK A SAFE LOCATION AS THESE STORMS MOVE ACROSS THE REGION.
$$
HODANISH

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
514 PM EDT TUE JUL 29 1997

THE NATIONAL WEATHER SERVICE IN MELBOURNE FL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN EAST CENTRAL FLORIDA
...ORANGE COUNTY

AT 514 PM EDT...A LINE OF STRONG TO SEVERE THUNDERSTORMS EXTENDED FROM NEAR THE DISNEY COMPLEX...TO NEAR THE INTERNATIONAL AIRPORT. THE STORMS WERE MOVING SLOWLY NORTH. A WIND GUST NEAR 50 MPH HAS ALREADY BEEN RECORDED AT THE INTERNATIONAL AIRPORT.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STRONG BUILDING. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
524 PM EDT TUE JUL 29 1997

THE NATIONAL WEATHER SERVICE IN MELBOURNE FL HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 625 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN EAST CENTRAL FLORIDA
...OSCEOLA COUNTY

AT 522 PM EDT...WEATHER RADAR INDICATED SEVERE THUNDERSTORMS DEVELOPING FROM NEAR THE TOLL BOOTH IN EAST ORANGE COUNTY...SOUTH TO NEAR HOLOPAW IN OSCEOLA COUNTY...TO 5 MILES WEST OF KENANSVILLE. OTHERS WERE FORMING NEAR KISSIMMEE/ST CLOUD. THESE STORMS WERE MOVING SLOWLY NORTH.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 58 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE OR IN MOBILE HOMES SHOULD MOVE INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS.

SHARP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
532 PM EDT TUE JUL 29 1997

...SEVERE THUNDERSTORM WARNING FOR ORANGE COUNTY UNTIL 615 PM...
...SEVERE THUNDERSTORM WARNING FOR OSCEOLA COUNTY UNTIL 625 PM...

AT 529 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES EAST OF THE DISNEY COMPLEX. THIS STORM WILL BE CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL AND RAINFALL ACCUMULATIONS IN EXCESS OF 2 INCHES PER HOUR. IN ADDITION...LIGHTNING DETECTION EQUIPMENT WAS INDICATING EXCESSIVE FLASH RATES OF 20 FLASHES PER MINUTE. OTHER STRONG TO SEVERE STORMS WERE LOCATED IN EASTERN OSCEOLA COUNTY 10 MILES WEST OF THE ST JOHNS RIVER. THE STORMS WERE SHOWING VERY LITTLE MOVEMENT.

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE MELBOURNE FL
542 PM EDT TUE JUL 29 1997

VOLUSIA-ORANGE-SEMINOLE-BREVARD-OSCEOLA-

.NOW...
...STRONG TO SEVERE THUNDERSTORMS WITH EXCESSIVE CLOUD TO GROUND LIGHTNING OCCURRING ACROSS THE REGION...
STRONG THUNDERSTORMS WILL CONTINUE TO AFFECT AREAS FROM EDGEWATER TO MIMS TO THE EASTERN ORLANDO AREA TO KISSIMMEE/ST CLOUD. THE STRONGEST STORMS AND HEAVIEST RAIN WILL OCCUR FROM SCOTTSMOOR TO BITHLO/CHRISTMAS SOUTH TO HOLOPAW. THESE STORMS WILL PRODUCE RAINFALL ACCUMULATIONS OF 1 TO 3 INCHES...STRONG WINDS AND EXCESSIVE CLOUD TO GROUND LIGHTNING. THE STORMS WILL MOVE TO THE NORTHEAST AT 10 MPH.
$$
HODANISH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
600 PM EDT TUE JUL 29 1997

...SEVERE THUNDERSTORM WARNINGS FOR ORANGE AND OSCEOLA COUNTIES CANCELLED...
THE SEVERE THUNDERSTORM WARNINGS FOR ORANGE AND OSCEOLA COUNTIES HAS BEEN CANCELLED. THE STORMS WHICH PROMPTED THE WARNINGS HAVE WEAKENED AND NO LONGER SEVERE. SCATTERED THUNDERSTORMS WITH OCCASIONAL CLOUD TO GROUND LIGHTNING WILL CONTINUE OVER THE GREATER ORLANDO AREA THROUGH 7 PM THIS EVENING...HOWEVER THESE STORMS SHOULD REMAIN BELOW SEVERE LIMITS.

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE MELBOURNE FL
718 PM EDT TUE JUL 29 1997

VOLUSIA-LAKE-ORANGE-SEMINOLE-BREVARD-OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL WATERS VOLUSIA TO MARTIN COUNTY-

.NOW...
THROUGH 930 PM...SCATTERED AREAS OF LIGHT RAIN WITH A FEW EMBEDDED LIGHTNING STORMS EXTENDING FROM NEAR DAYTONA BEACH SOUTH TO THE SPACE CENTER AND SOUTHWEST ACROSS THE SOUTHERN ORLANDO METRO AREA TO SOUTH LAKE COUNTY WILL CONTINUE TO MOVE NORTHEAST AT 10 MPH AND SLOWLY DIMINISH THROUGH THE EVENING HOURS. ALTHOUGH THE STORMS WERE PRODUCING VERY LITTLE CLOUD TO GROUND LIGHTNING...LIGHTNING DETECTION EQUIPMENT WAS INDICATING THE FLASHES WERE DEPOSITING POSITIVE ELECTRICAL CHARGE TO GROUND...WHICH IS UP TO 10 TIMES MORE POWERFUL THAN A NORMAL LIGHTNING FLASH.
&&
OVER THE REMAINDER OF EAST CENTRAL FLORIDA...SCATTERED TO NUMEROUS HIGH CLOUDS WILL PREVAIL.
$$
HODANISH

THE CLOUD TO GROUND FLASH RATE WITH ONE STORM EAST OF DISNEY REACHED 220+ FLASHES PER 7 MINUTES...OR ABOUT 30 CG FLASHES PER MINUTE...OR A FLASH HITTING THE GROUND EVERY 2 SECONDS. TOTAL LIGHTNING (CG+CC+IC) PEAKED NEAR 120 FLASHES PER MINUTE. THIS ENORMOUS AMOUNT OF LIGHTNING OCCURRED DUE TO A COLLISION BETWEEN THE WEST COAST SEA BREEZE AND AN OUTFLOW BOUNDARY.

THE NOWCASTS SET THE STAGE BY DEFINING THE LOCATION AND TIME FRAME OF EXPECTED INTENSE CONVECTION AND EXCESSIVE LIGHTNING WELL AHEAD OF TIME. LATER SEVERE WEATHER STATEMENTS EMPHASIZED THE ONGOING LIGHTNING THREAT.

SEVERE WEATHER IN THE FORM OF HAIL UP TO GOLFBALL SIZE HAIL AND WIND DAMAGE WAS CONFIRMED. AT ORLANDO INTERNATIONAL AIRPORT (MCO)...A WIND GUST TO 44 KT...AND FREQUENT CG LIGHTNING WAS OBSERVED FOR OVER 45 MINUTES.