Localized heavy rainfall associated with an area of slow moving thunderstorms produced between four and seven inches of rain in only a few hours across |western Volusia County. Temporary street flooding, wth water entering one home, were the major impacts.
Every event with a place to put it. Tap one for its entry below.
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.
Localized heavy rainfall associated with an area of slow moving thunderstorms produced between four and seven inches of rain in only a few hours across |western Volusia County. Temporary street flooding, wth water entering one home, were the major impacts. The flooding quickly receded once the heavy rain |ended.
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 Aug 22, 10:54 AM EST, 2 hours 36 minutes earlier.
EAST CENTRAL FLORIDA FORECAST DISCUSSION...CORRECT TO I-4 CORRIDOR NATIONAL WEATHER SERVICE MELBOURNE FL 1154 AM EDT THU AUG 22 2013 .DISCUSSION... LTST SOUNDING FROM XMR SHOWS ABUNDANT PRECIPITABLE WATER JUST ABV 2 INCHES WITH WINDS FROM THE SFC TO THE STEERING LEVEL @ H7 OUT OF THE SE AROUND 10 KTS. LITTLE EARLY CLOUD COVER TO HINDER GOOD SFC HEATING AND AN EARLY DEVELOPMENT OF THE EAST COAST BREEZE BOUNDARY IS EXPECTED. INITIAL SHOWER AND ISOLATED STORM DEVELOPMENT LATE THIS MORNING AT THE COASTAL COUNTIES WILL INCREASE IN COVERAGE TOWARD THE INTERIOR SECTIONS THROUGH THE AFTERNOON. SOME LOCALLY STRONG STORMS ARE EXPECTED INLAND AREAS INCLUDING THE I-4 CORRIDOR...METRO ORLANDO...OSCEOLA COUNTY AND LAKE OKEECHOBEE. CONV PARAMETERS WITH H5 TEMPS @ -8C AND A DEEP PWAT VALUE FAVOR DEVELOPMENT OF FREQUENT LIGHTNING...LOCALLY HEAVY RAIN ALONG WITH THE POSSIBILITY OF SMALL HAIL. WITH FORECAST UPDATE WILL NUDGE POP TO LIKELY CATEGORY OVER INLAND ZONES. && .AVIATION... VCTS WITH TEMPO MVFR CONDITIONS AND HIGHEST WIND GUSTS TO 40 KNOTS 19Z-22Z. THE STRONGER AFTERNOON STORMS EXPECTED TO BE FROM ORLANDO SANFORD WESTWARD AT MID AFTERNOON WHERE BRIEF IFR CONDS PSBL FM SFB-MCO-ISM WWD. && .MARINE... CURRENT...(PREV DISC) NOAA BUOYS 009 AND 012 WERE RECORDING SOUTHEAST WINDS AROUND 10 KNOTS AND 4 FOOT SEAS WITH A 3 FOOT SWELL COMPONENT. THE TWO SCRIPPS BUOYS 4 AND 6NM OFF THE BEACH WERE RECORDING 2 TO 3 FOOT SEAS. NOAA AND FAA WEATHER RADARS WERE DETECTING SHOWERS AND STORMS WELL PAST GRAND BAHAMA ISLAND MOVING TOWARD THE FLORIDA EAST COAST. TODAY-TONIGHT...SOUTHEASTERLY WIND 10 TO 15 KNOTS WILL CONTINUE. SEAS TO 4 FEET OFFSHORE AND 3 TO 4 NEARSHORE AS THE EASTERLY SWELL CONTINUES TO PROPAGATE INTO THE COASTAL WATERS. && .MLB WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. && JP/MB
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 500 AM EDT THU AUG 22 2013 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-222100- COASTAL WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE OUT 20 NM- COASTAL WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET OUT 20 NM- COASTAL WATERS FROM SEBASTIAN INLET TO JUPITER INLET OUT 20 NM- WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 20 TO 60 NM OFFSHORE- WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET 20 TO 60 NM OFFSHORE- WATERS FROM SEBASTIAN INLET TO JUPITER INLET 20 TO 60 NM OFFSHORE- INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD- OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA- SOUTHERN LAKE-NORTHERN BREVARD- 500 AM EDT THU AUG 22 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... AS ISOLATED LIGHTNING STORMS COME ASHORE COASTAL AREAS LATE MORNING THEY WILL PRODUCE OCCASIONAL CLOUD TO GROUND LIGHTNING STRIKES WITH BRIEF HEAVY RAIN AND A WIND GUST TO 30 MPH AT COASTAL LOCATIONS. COVERAGE OF STORMS WILL INCREASE THIS AFTERNOON AS STORMS MOVE INLAND AT 10 TO 15 MPH. THE HIGHEST COVERAGE OF STORMS IS EXPECTED TO BE WEST OF ORLANDO. SOME STORMS OVER THE INTERIOR THIS AFTERNOON MAY BECOME STRONG ENOUGH TO PRODUCE FREQUENT LIGHTNING STRIKES...BRIEF HEAVY RAIN AND WIND GUSTS TO 40 MPH OVER THE INTERIOR ESPECIALLY AREAS WEST OF ORLANDO...SANFORD AND DELAND. STORMS MAY LINGER INTO THE EVENING BEFORE COMING TO AN END BY MIDNIGHT. .FLOOD IMPACT... LOCALLY HEAVY RAINS THIS AFTERNOON WILL ALLOW FOR ACCUMULATIONS OF WATER ON ROADS...LOW LYING AND IN POORLY DRAINING AREAS. THIS WILL RESULT IN LOCALIZED SHORT TERM FLOODING OF ROADS...LOW LYING AND POORLY DRAINING AREAS. .RIP CURRENT IMPACT... MODERATE. RIP CURRENTS WILL BE AT THEIR STRONGEST FROM LATE MORNING THROUGH MID AFTERNOON. ALWAYS CHECK WITH THE LIFEGUARDS AND BEACH PATROL ABOUT SURF CONDITIONS BEFORE GOING INTO THE OCEAN. .MARINE THUNDERSTORM GUST IMPACT... SCATTERED STORMS WILL HAVE THE POTENTIAL TO PRODUCE WIND GUSTS TO 40 KNOTS MAINLY ACROSS INLAND LAKES AS THEY MOVE WEST TO NORTHWEST AT 10 TO 15 MPH. BOATERS SHOULD KEEP AN EYE TO THE EAST FOR APPROACHING WEATHER AND SEEK SAFE HARBOR UNTIL THE STORMS HAVE CLEARED YOUR AREA. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A PERSISTENT EASTERLY FLOW THROUGH EARLY NEXT WEEK WILL ALLOW THE SEA BREEZE TO FORM AND PUSH INLAND EARLIER IN THE DAY... FOCUSING DAILY LIGHTNING STORMS OVER THE INTERIOR AND WESTERN PORTIONS OF THE PENINSULA. ADDITIONALLY...THERE WILL BE A MODERATE RISK OF STRONG FOR RIP CURRENTS ESPECIALLY IN THE AFTERNOON DURING THE STRONGEST PERIODS OF THE OUTGOING TIDE AT THE BEACHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. WIMMER
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MELBOURNE FL
903 AM EDT THU AUG 22 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1230 PM LIGHTNING 3 S MIMS 28.62N 80.85W
08/21/2013 BREVARD FL BROADCAST MEDIA
LIGHTNING STRIKE TO A MINIVAN ON INTERSTATE 95 NEAR MILE
MARKER 220. ENGINE DISABLED AND WINDSHIELD BLOWN OUT AS
WELL AS ALL FOUR TIRES. NO INJURIES REPORTED. EXACT TIME
ESTIMATED.
&&
JPThe national radar mosaic for the moment the first event began.
3 heavy rain. Local standard time, as filed.
A Weather Underground mesonet site at Lake Helen recorded 6.47 inches of rain in less than 3 hours due to slow moving thunderstorms.
Heavy rain produced flooding of multiple streets in Deland, with several cars becoming stranded due to high water.
Heavy rain caused water to enter one home through its front door and garage in Deltona.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2013Every state in 2013This day in weather historyWarnings in Florida, August 2013
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: 464209, 464206, 464207.