Thunderstorms developed over the mainland and intensified as they approached the east coast, producing severe wind gusts in Vero Beach.
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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.
The episode as NWS MLB wrote it up.
Thunderstorms developed over the mainland and intensified as they approached the east coast, producing severe wind gusts in Vero Beach.
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 15, 8:22 AM EST, 4 hours 6 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 922 AM EDT WED JUL 15 2015 .DISCUSSION... CURRENT-TODAY...REMNANTS OF OLD MCS/OUTFLOW OVERSPREADING THE FLORIDA PENINSULA THIS MORNING WITH ASSOCIATED MID-HIGH LEVEL CLOUD COVER. THIS WILL LIMIT SURFACE HEATING/INSTABILITY AS A WHOLE OVER THE AREA. SCATTERED SHOWERS/STORMS ALREADY WITH AN EARLY START OVER THE WEST CENTRAL FL PENINSULA. ACTIVITY WILL OVERSPREAD ECFL DURING THE AFTERNOON AND WILL LIKELY BE AIDED BY OCCASIONAL IMPULSES EMBEDDED IN THE NORTHWEST FLOW ALOFT. DEEP WSW FLOW SHOULD KEEP THE ECSB FROM DEVELOPING ONCE AGAIN OR AT THE VERY LEAST KEEP IT PINNED ALONG THE COAST. WILL STILL NEED TO WATCH CONVECTION NEAR THE COAST BECAUSE THERE COULD BE INTENSIFICATION AS SHOWERS/STORMS MOVE OFF THE COAST IF THE SEA BREEZE IS PINNED HERE...ESPECIALLY TREASURE COAST LATE IN THE DAY. WHILE TEMPERATURES ALOFT ARE NOT OVERLY IMPRESSIVE...THERE IS DRIER AIR WHICH WOULD SUPPORT STRONG DOWNBURST WINDS IN SOME CELLS. HIGH TEMPERATURES STILL EXPECTED NEAR 90 DEGREES TO LOWER 90S DEPENDING ON OVERALL EXTENT OF CLOUDS THIS AFTERNOON. && .AVIATION...CLOUD DEBRIS OVERSPREADING THE REGION THIS MORNING. ANOTHER EARLY START TO CONVECTION ACROSS WCNTRL FL WITH ACTIVITY SPREADING INTO OUR CWA BY LATE MORNING/EARLY AFTERNOON. THE ECSB LIKELY INHIBITED FOR MUCH OF THE DAY DUE TO STRONG/DEEP WSW FLOW. INTENSIFICATION OF CELLS NEAR THE COAST POSSIBLE IF THIS BOUNDARY IS ABLE TO AT LEAST DEVELOP LATER IN DAY BUT REMAIN PINNED ALONG THE COAST. WILL MONITOR AND UPDATE TAFS ACCORDING AS PCPN DEVELOPS AND MOVES ACROSS THE EASTERN PENINSULA. WARMER BUT DRIER AIR NOTED ALOFT IN LOCAL SOUNDINGS SO STRONG DOWNBURSTS A LIKELY THREAT TO AVIATION INTERESTS WITH STORMS TODAY. && .MARINE...TODAY-TONIGHT...SURFACE RIDGE AXIS REMAINS SUPPRESSED SOUTHWARD. DEEP SOUTHWEST FLOW AGAIN OVER THE AREA WITH WINDS INCREASING TO 10-15 KTS...FORECAST AGAIN UP AROUND 15 KTS TONIGHT OVER THE OPEN ATLC...POSSIBLY TO 15-20 KTS WELL OFFSHORE THE VOLUSIA COAST OVERNIGHT. SEAS CONTINUE 1-2 FT NEAR SHORE AND 2-3 FT OFFSHORE AND POTENTIALLY 3-4 FT WELL OFFSHORE NORTH OF THE CAPE. WILL MONITOR FOR A LATE DAY SEA BREEZE ALONG THE TREASURE COAST BUT PUSH INLAND WOULD BE FUTILE. OFFSHORE MOVING SCATTERED STRONG STORMS A POSSIBILITY THIS AFTERNOON/EARLY EVENING WITH WIND GUSTS IN EXCESS OF 35 KTS LIKELY. && .MLB WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. && SEDLOCK/LASCODY
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 1117 AM EDT WED JUL 15 2015 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-152200- FLAGLER BEACH TO VOLUSIA-BREVARD COUNTY LINE 0-20 NM- VOLUSIA-BREVARD COUNTY LINE TO SEBASTIAN INLET 0-20 NM-SEBASTIAN INLET TO JUPITER INLET 0-20 NM-FLAGLER BEACH TO VOLUSIA-BREVARD COUNTY LINE 20-60 NM-VOLUSIA-BREVARD COUNTY LINE TO SEBASTIAN INLET 20-60 NM-SEBASTIAN INLET TO JUPITER INLET 20-60 NM-INLAND VOLUSIA COUNTY-NORTHERN LAKE COUNTY-ORANGE-SEMINOLE-SOUTHERN BREVARD COUNTY- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA COUNTY-SOUTHERN LAKE COUNTY-NORTHERN BREVARD COUNTY- 1117 AM EDT WED JUL 15 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...THIS AFTERNOON AND TONIGHT. .THUNDERSTORM IMPACT... SCATTERED LIGHTNING STORMS WILL MOVE EAST AT 15 MPH ACROSS EAST CENTRAL FLORIDA THIS AFTERNOON. A FEW STORMS WILL BECOME STRONG... PRODUCING WIND GUSTS TO 50 MPH...FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL. .MARINE THUNDERSTORM GUST IMPACT... SCATTERED SHOWERS AND LIGHTNING STORMS WILL MOVE EAST AT 15 MPH ACROSS EAST CENTRAL FLORIDA THIS AFTERNOON. THE STRONGEST STORMS SHOULD PUSH ACROSS THE VOLUSIA AND BREVARD COAST THROUGH MID AFTERNOON...THEN AFFECT THE TREASURE COAST LATE IN THE AFTERNOON. A FEW STORMS WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS OF 35 TO 45 KNOTS AND FREQUENT LIGHTNING STRIKES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THE ATLANTIC HIGH PRESSURE RIDGE SOUTH OF THE STATE WILL MIGRATE SLOWLY NORTHWARD BUT GENERALLY MAINTAIN A MOIST SOUTHWEST TO SOUTH WIND FLOW INTO EARLY NEXT WEEK. CONTINUED SCATTERED TO NUMEROUS SHOWERS AND STORMS CAN BE EXPECTED EACH AFTERNOON AND EVENING. THE PRIMARY THREATS WILL LIGHTNING STRIKES AND LOCALIZED MICROBURST WINDS. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO MONITOR THE WEATHER AND SELF ACTIVATE IF NEEDED. LASCODY
The Melbourne radar (KMLB), 56 km away, was scanning. The volume nearest the first event began at 17:24 UTC.
1 thunderstorm wind. Local standard time, as filed.
The ASOS at the Vero Beach Airport recorded a 63 mph wind gust out of the west southwest as a thunderstorm pushed over the airfield.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2015Every state in 2015This day in weather historyWarnings in Florida, July 2015
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: 579862.