Florida, 2003

Damaging Winds in Florida, July 29, 2003

July 29, 2003 · NWS MLB · 4 events in 3 counties and zones

4 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Melbourne, FL wrote its last area forecast discussion before the first event at Jul 29, 1:05 PM EST, 5 hours 28 minutes earlier.

Area forecast discussion, Jul 29, 1:05 PM EST, 5 hours 28 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
205 PM EDT TUE JUL 29 2003

.DISCUSSION...THE EAST COAST SEA BREEZE (ECSB) HAS DEVELOPED SOUTH
OF THE CAPE AND IS MAKING SLOW PROGRESS INLAND...BASED ON SFC
OBSERVATIONS AND NWS DOPPLER RADAR. THE SEA BREEZE IS DEVELOPING
ALONG THE VOLUSIA COUNTY COAST AND WILL PUSH INLAND VERY SLOWLY
THERE AS WELL. WATER VAPOR IMAGERY SHOWS DRYING ALOFT OVER SOUTHERN
SECTIONS EXTENDING NE OFFSHORE THE CAPE. THIS SHOULD SUPPRESS MOST
CONVECTIVE INITIATION ALONG THE ECSB FOR THE NEXT COUPLE OF HOURS.
11AM CAPE SOUNDING SHOWS 2 PCP WATER WITH -8C AT H5 AND A RATHER
UNSTABLE ATM WITH LI -8. STRONGEST STORMS WILL OCCUR WHERE THE SEA
BREEZE BOUNDARIES (EAST AND WEST) INTERACT WITH LAKE BOUNDARIES AND
EACH OTHER LATER THIS AFTN AND EVE. DAMAGING WINDS AND EXCESSIVE
LIGHTNING ARE THE PRIMARY THREATS ON THE EAST SIDE OF THE PENINSULA.
MOVEMENT WILL GENERALLY TOWARD THE EAST AT 10 TO 15 MPH.

WED...MODELS SHOW THE UPPER LEVEL CYCLONIC CIRCULATION OVER THE
NORTHERN BAHAMAS BEING REPLACED BY A WEAK H25 RIDGE...WITH OVERALL
SLIGHT WESTWARD DISPLACEMENT OF TUTT AXIS.  CURRENTLY THERE IS QUITE
A BIT OF CONVECTION EAST OF THE AXIS...SO POPS ON THE HIGH END OF
THE SCATTERED RANGE LOOKS GOOD.  LOW LEVEL RIDGE NOT PROGGED TO MAKE
A LOT OF NORTHWARD MOTION SO SUFFICIENT SOUTHWEST STEERING FLOW
SHOULD REMAIN FOR HIGHEST COVERAGE NEAR THE EAST COAST.  LITTLE
CHANGE TO CURRENT FORECAST PLANNED.

THU/FRI...FORECAST COMPLICATED BY GFS SHOWING A DEVELOPING EASTERLY
WAVE MOVING THROUGH THE NORTHERN BAHAMAS.  THIS HAS THE EFFECT OF
SHIFTING THE SURFACE RIDGE NORTHWARD...BUT AT THE SAME TIME THE NEXT
TROUGH IS DIGGING OVER THE EASTERN U.S.  WITHOUT THE SURFACE WAVE...
THE RIDGE WOULD ACTUALLY BE SAGGING SOUTH OR HOLDING ACROSS THE
AREA.  WILL FOLLOW THE PATH OF PERSISTENCE (40/50 POPS) UNTIL THE
EVOLUTION OF THE WAVE BECOMES MORE CLEAR.

WEEKEND/EARLY NEXT WEEK...GFS BASICALLY SHOWS A WEAKNESS IN THE
SUBTROPICAL RIDGE OVER THE EASTERN GULF/FLORIDA.  TAKING A PEEK AT
SOME OTHER MEDIUM RANGE MODELS SHOWS A SLOW MOVING LOW OVER THE
GREAT LAKES WITH A TROUGH AXIS OVER THE EASTERN U.S.

WAY TO FAR OUT TO NAIL DOWN ANY SPECIFICS WITH THE CURVE BALL THROWN
BY THE LAST 2 GFS RUNS WITH THE EASTERLY WAVE DEVELOPING INTO A
CLOSED LOW.  MUST THEREFORE FOLLOW A PERSISTENCE FORECAST UNTIL
THERE IS MORE CONFIDENCE ON GIVING A YES OR NO TO THE LATEST GFS
SOLUTION.  THIS NECESSITATES A NEAR CLIMO RIDGE POSTION ACROSS THE
CENTRAL PENINSULA AND 30/40 POPS.

.MARINE...LOW CONFIDENCE IN RIDGE POSITION AS MENTIONED IN ABOVE
DISCUSSION.  WILL PLAN ON A GRADUAL NORTHWARD MIGRATION FROM CURRENT
POSITION TO OUR SOUTH...TO ACROSS CENTRAL OR NORTH CENTRAL
PENINSULA.  WOULD NOT ANTICIPATE MUCH OF AN EASTERLY FLOW DEVELOPING
WITH RIDGE AXIS NEARBY...SPEEDS 10 KNOTS OR LESS...UNLESS GFS IS
ONTO SOMETHING WITH THE WAVE/SURFACE LOW DEVELOPMENT.

PRELIMINARY POINT TEMPS/POPS...
DAB TT 072/091 073/090 074 2525
MCO TT 073/092 073/092 074 2525
MLB TT 074/090 074/089 075 3525
VRB TT 073/090 074/089 075 3525

.MLB WATCHES/WARNINGS/ADVISORIES...NONE.

SHORT TERM...KELLY
LONG TERM....LASCODY
Hazardous weather outlook, Jul 29, 9:21 AM EST, 9 hours 12 minutes before
AMZ550-555-570-575-FLZ041-044>047-053-054-058-059-064-141-144-147-
292007-

EAST CENTRAL FLORIDA HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MELBOURNE FL
1021 AM EDT TUE JUL 29 2003

.DAY ONE...THIS AFTERNOON AND EVENING:

A SURFACE RIDGE OF HIGH PRESSURE HAS DRIFTED SOUTH TO NEAR LAKE
OKEECHOBEE...RESULTING IN SOUTHWEST WINDS NEAR THE SURFACE. THIS
OFFSHORE FLOW WILL DELAY THE ONSET OF THE EAST COAST SEA BREEZE...
ESPECIALLY NORTH OF CAPE CANAVERAL.

THE WEST COAST SEA BREEZE WILL PUSH INTO CENTRAL FLORIDA THIS
AFTERNOON AND PROVIDE FOCUS FOR STORM FORMATION OVER INTERIOR
SECTIONS. COVERAGE AND INTENSITY OF STORMS WILL INCREASE LATE THIS
AFTERNOON AND EVENING...AS STORMS APPROACH THE EAST COAST AND COLLIDE
WITH THE EAST COAST SEA BREEZE. STORMS WILL LINGER INTO THIS EVENING
NEAR THE COAST AND OVER THE ADJACENT ATLANTIC COASTAL WATERS.

COOLER TEMPERATURES IN MID LEVELS OF THE ATMOSPHERE MAY ALLOW A FEW
SEVERE STORMS TO DEVELOP...PRODUCING LARGE HAIL AND DAMAGING WINDS.

ADDITIONALLY...STORMS TODAY WILL BE CAPABLE OF PRODUCING FREQUENT TO
EXCESSIVE CLOUD TO GROUND LIGHTNING AND TORRENTIAL DOWNPOURS. SEEK
SHELTER IN AN ENCLOSED BUILDING OR AUTOMOBILE AT THE FIRST SIGN OF A
STORM. PICNIC SHELTERS AND DUGOUTS MAY KEEP YOU DRY BUT THEY OFFER NO
PROTECTION FROM THE DANGERS OF LIGHTNING. MOTORISTS SHOULD REDUCE
THEIR SPEED IN HEAVY RAIN TO REDUCE THE RISK OF HYDROPLANING. BOATERS
SHOULD BE ALERT FOR STORMS MOVING OFFSHORE FROM THE MAINLAND LATE
THIS AFTERNOON AND EARLY THIS EVENING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY:

SOUTHWEST STEERING WINDS WILL PERSIST AND FAVOR STORM DEVELOPMENT
OVER THE EASTERN HALF OF EAST CENTRAL FLORIDA. A LIGHT SOUTH TO
SOUTHWEST FLOW IS EXPECTED INTO THE WEEKEND WITH STORMS PUSHING
TOWARD THE EAST COAST.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ASKED TO SELF ACTIVATE THIS AFTERNOON IF STRONG
STORMS DEVELOP...AND RELAY ANY SIGNIFICANT WEATHER REPORTS TO THE
NATIONAL WEATHER SERVICE IN MELBOURNE.

FOR A GRAPHICAL VERSION OF THIS HAZARDOUS WEATHER OUTLOOK...GO TO
WWW.WEATHER.GOV AND CLICK ON EAST CENTRAL FLORIDA.

KELLY

In the hours before

Special weather statement, Jul 29, 4:20 PM EST, 2 hours 13 minutes before
FLZ058-292200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
520 PM EDT TUE JUL 29 2003

...STORMS CAPABLE OF PRODUCING STRONG GUSTY WINDS AND HAIL
EXPECTED TO DEVELOP OVER OKEECHOBEE COUNTY...

AT 520 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED
INTENSE LIGHTNING STORMS OVER INTERIOR SECTIONS OF SAINT LUCIE AND
MARTIN COUNTIES. ADDITIONAL STORMS WERE STARING TO DEVELOP TO THE
EAST OF FORT DRUM AND OKEECHOBEE. SOME OF THE STORMS WHICH FORM ARE
EXPECTED TO PRODUCE STRONG WINDS AND POSSIBLY SOME HAIL.

IF THE STORMS BECOME CAPABLE OF PRODUCING DAMAGING WINDS OR LARGE HAIL
...A WARNING WILL BE ISSUED.

CRISTALDI
Special weather statement, Jul 29, 4:26 PM EST, 2 hours 7 minutes before
FLZ054-059-292215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
526 PM EDT TUE JUL 29 2003

...STRONG STORMS CAPABLE OF PRODUCING WINDS UP TO 50 MPH AND SMALL
HAIL OVER NORTHWEST SAINT LUCIE COUNTY...MOVING INTO SOUTHWEST
INDIAN RIVER COUNTY.

AT 526 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STORM CAPABLE OF PRODUCING STRONG WINDS AND SMALL HAIL NEAR THE
FLORIDA TURNPIKE IN NORTHWEST SAINT LUCIE COUNTY...JUST SOUTH OF THE
INDIAN RIVER COUNTY LINE...AND A FEW MILES EAST OF THE OKEECHOBEE
COUNTY LINE. STORMS AREA EXPECTED TO DEVELOP NORTHWARD INTO INDIAN
RIVER COUNTY THROUGH 615 PM.

RESIDENTS OR PERSON WHO WILL BE TRAVELING IN THIS AREA...ESPECIALLY
THOSE ALONG HIGHWAY 60 OR THE FLORIDA TURNPIKE...SHOULD BE ON THE
LOOKOUT FOR THESE STORMS.

IF THE STORMS BECOME CAPABLE OF PRODUCING DAMAGING WINDS OR LARGE
HAIL ...A WARNING WILL BE ISSUED.

CRISTALDI
Local storm report, Jul 29, 5:42 PM EST, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
642 PM EDT TUE JUL 29 2003

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

633 PM     FELLSMERE                 FL   0.75 INCH HAIL
07/29/03   INDIAN RIVER                   WEST SIDE OF FELLSMERE.
                                          REPORT FROM INDIAN RIVER
                                          S.O.

The radar

The Melbourne radar (KMLB), 74 km away, was scanning. The volume nearest the first event began at 23:34 UTC.

Open the radar archive at this moment

Event by event

4 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Orange

When
July 29, 6:33 PM EST
Where
Orange County, Orlando Intl Arpt
Measured
50 kt (58 mph) measured gust
Reported by
OFFICIAL NWS OBS.
Coordinates
28.433, -81.317

Thunderstorm winds produced a wind gust to 50 knots at Orlando International Airport.

Thunderstorm Wind, Osceola

When
July 29, 6:40 PM EST
Where
Osceola County, Kissimmee
Measured
50 kt (58 mph) estimated gust
Reported by
LAW ENFORCEMENT
Coordinates
28.300, -81.400

Thunderstorm winds uprooted trees in Kissimmee.

Thunderstorm Wind, Orange

When
July 29, 7:00 PM EST
Where
Orange County, Belle Isle
Measured
50 kt (58 mph) estimated gust
Reported by
BROADCAST MEDIA
Coordinates
28.467, -81.350

Thunderstorm winds blew down trees in Belle Isle.

Thunderstorm Wind, Volusia

When
July 29, 7:10 PM EST
Where
Volusia County, Osteen
Measured
50 kt (58 mph) estimated gust
Reported by
FIRE DEPT/RESCUE SQUAD
Coordinates
28.850, -81.150

Thunderstorm winds blew down trees and power lines.

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Florida in 2003Every state in 2003This day in weather historyWarnings in Florida, July 2003

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5334006, 5334009, 5334008, 5334007.