A strong storm came onshore in Volusia County, and quickly became severe over Daytona Beach. Observations of 50 knot or greater winds occurred at three separate, but close by locations.
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The episode as NWS MLB wrote it up.
A strong storm came onshore in Volusia County, and quickly became severe over Daytona Beach. Observations of 50 knot or greater winds occurred at three separate, but close by locations.
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 Sep 18, 9:36 AM EST, 4 hours 48 minutes earlier.
Area Forecast Discussion National Weather Service Melbourne FL 1036 AM EDT Wed Sep 18 2019 .DISCUSSION... An area of convection was observed on satellite imagery over the coastal areas of Georgia with its high clouds streaming south into east central FL. This is due to a weak surface front sitting over the southeast U.S. this morning that will move south today and tomorrow. A few showers will continue to develop over the Atlantic waters and reach the coastal counties this morning and afternoon, when additional showers and possibly a few thunderstorms will affect the northern areas of our CWA. Rough surf conditions are being reported at the local beaches. No matter the level of expertise, swimming is not advice as we continue with a high risk for rip currents. && .AVIATION... VFR conditions this morning and early afternoon. A few showers could develop and affect the terminals, mainly for KDAB to KMCO and perhaps a TSRA for KLEE. VFR returning tonight. && .MARINE... Buoy 41009 reported NE winds of 8-10 kts this morning and seas of 8 feet with a 10-11 second swell. Seas will build today as the strong swells being generated by Humberto continue to reach the local waters. The Small Craft Advisory remains in effect through at least the weekend. && .MLB WATCHES/WARNINGS/ADVISORIES... FL...None. AM...Small Craft Advisory until 4 PM EDT Saturday for Flagler Beach to Jupiter Inlet out to 60 nm. && Negron/Weitlich
Hazardous Weather Outlook National Weather Service Melbourne FL 550 AM EDT Wed Sep 18 2019 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-190000- 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- Northern Lake-Orange-Seminole-Southern Brevard-Osceola- Indian River-Okeechobee-St. Lucie-Martin-Coastal Volusia- Southern Lake-Northern Brevard- 550 AM EDT Wed Sep 18 2019 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... The best chance for isolated thunderstorms will be this afternoon over portions of Lake, Volusia, Seminole, Orange and Osceola counties. Cell motion will be toward the south around 20 mph. The primary threat will be occasional lightning strikes. .RIP CURRENT IMPACT... Large northeast swells will produce rough surf and a High Risk of life threatening rip currents at the beaches of east central Florida today, posing a threat to all swimmers. Entering the surf is not advised. .WIND AND SEA IMPACT... A Small Craft Advisory remains in effect for all east central Florida Atlantic waters. Although winds have temporarily decreased below 20 knots, large swells from departing Hurricane Humberto will produce hazardous conditions, especially near inlets during the outgoing tide. Northeast winds are forecast to increase near 20 knots tonight. .RIVER FLOOD IMPACT... The St Johns River at Astor is forecast to remain in minor flood stage and the St Johns River near Geneva is forecast to remain in action stage into the upcoming weekend. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. Hazardous marine and surf conditions will continue into the weekend as large swells impact the east central Florida coast. Rough surf and a High Risk of rip currents will also continue into late week. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed today and tonight. Kelly
The Melbourne radar (KMLB), 125 km away, was scanning. The volume nearest the first event began at 19:25 UTC.
1 thunderstorm wind. Local standard time, as filed.
The ASOS at the Daytona Beach International Airport measured a peak wind gust of 53 knots from the east-southeast. Also, a two mesonet stations, EW4959 and FW3022, located nearby at the Daytona International Speedway measured peak wind gusts of 54 knots and 63 knots, respectively.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2019Every state in 2019This day in weather historyWarnings in Florida, September 2019
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: 845896.