A weak upper level trough over the eastern Gulf of Mexico and surface boundary across South Florida lead to showers and storms over South Florida during the day.
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 MFL wrote it up.
A weak upper level trough over the eastern Gulf of Mexico and surface boundary across South Florida lead to showers and storms over South Florida during the 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 Miami, FL wrote its last area forecast discussion before the first event at Aug 27, 12:53 PM EST, 1 hour 43 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 153 PM EDT THU AUG 27 2015 .AVIATION... DEBRIS CLOUDINESS FROM EARLY MORNING CONVECTION HAS INHIBITED AFTERNOON DEVELOPMENT THUS FAR ACROSS MOST OF THE AREA...WITH THE EXCEPTION OF THE LAKE OKEECHOBEE AREA. THESE STORMS ARE IN CLOSER PROXIMITY TO A WEAK SURFACE TROUGH NORTH OF THE AREA. THE CLOUDS HAVE ALSO KEPT AN EAST COAST SEA BREEZE FROM FORMING. ISOLATED SHOWERS AND POSSIBLY A FEW THUNDERSTORMS COULD REDEVELOP LATE BUT CONFIDENCE IS LOW AT THIS TIME. DECIDED TO KEEP PRECIP MENTION OUT OF ALL EAST COAST SITES...EXCEPT FOR KPBI...UNTIL 00Z FOR NOW WITH LIGHT SOUTHWESTERLY SURFACE WINDS GOING VARIABLE OVERNIGHT. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 76 91 81 92 / 50 60 30 30 FORT LAUDERDALE 78 91 81 91 / 50 60 20 40 MIAMI 76 91 80 92 / 40 60 20 40 NAPLES 76 91 76 92 / 30 50 20 50 && .MFL WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. GM...NONE. &&
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA NATIONAL WEATHER SERVICE MIAMI FL 533 AM EDT THU AUG 27 2015 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 272145- LAKE OKEECHOBEE-BISCAYNE BAY- COASTAL WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM- COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM- WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL EXTENDING FROM 20 NM TO 60 NM- WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL EXTENDING FROM 20 NM TO THE TERRITORIAL WATERS OF THE BAHAMAS-GLADES-HENDRY- INLAND PALM BEACH-METRO PALM BEACH-COASTAL COLLIER-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- MAINLAND MONROE-COASTAL PALM BEACH-COASTAL BROWARD- COASTAL MIAMI DADE-FAR SOUTH MIAMI DADE- COASTAL WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL OUT 20 NM- COASTAL WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE, FL OUT 20 NM- GULF WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL EXTENDING FROM 20 TO 60 NM- 533 AM EDT THU AUG 27 2015 ...WIDESPREAD SHOWERS AND THUNDERSTORMS ACROSS THE REGION TODAY... ...A SLIGHT CHANCE OF WATERSPOUTS ACROSS REGIONAL WATERS TODAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS: THUNDERSTORMS ARE POSSIBLE OVER SOUTH FLORIDA TODAY INTO THE EVENING HOURS. THE MAIN IMPACT FROM THE STORMS WILL BE LIGHTNING STRIKES, GUSTY WINDS AND ISOLATED AREAS OF LOCALLY HEAVY RAINFALL. WATERSPOUTS: THERE IS A SLIGHT RISK OF WATERSPOUTS ACROSS THE REGIONAL WATERS TODAY. WIND: WIND GUSTS IN THE 40 MPH TO 50 MPH RANGE ARE POSSIBLE WITH THE STRONGER THUNDERSTORMS TODAY. FLOODING: THERE IS THE POTENTIAL TODAY FOR LOCALLY HEAVY RAINFALL ACROSS THE SOUTH FLORIDA PENINSULA. MINOR URBAN TYPE FLOODING MAY BE POSSIBLE IN POOR DRAINAGE AND LOW LYING AREAS. TEMPERATURES: HEAT INDICES MAY REACH INTO THE 100 TO 105 DEGREE RANGE TODAY ACROSS PORTIONS OF THE INTERIOR. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THUNDERSTORMS ARE EXPECTED TO DEVELOP EACH DAY WITH THE MAIN RISK BEING LIGHTNING STRIKES. TROPICAL STORM ERIKA MIGHT IMPACT THE REGION LATE THIS WEEKEND INTO THE EARLY PART OF NEXT WEEK WITH THE POSSIBILITY OF ADDITIONAL STRENGTHENING. PLEASE CONTINUE TO MONITOR THE PROGRESS OF TROPICAL STORM ERIKA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION: WIDESPREAD SPOTTER ACTIVATION IS NOT ANTICIPATED, HOWEVER INDIVIDUAL SPOTTERS ARE ENCOURAGED TO REPORT HIGH WIND AND FLOODING TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1158 AM EDT THU AUG 27 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0955 AM WATER SPOUT 9 W MARCO ISLAND 25.92N 81.88W
08/27/2015 GMZ656 FL BROADCAST MEDIA
TWO WATERSPOUTS SIGHTED. FROM SOCIAL MEDIA.
&&
EVENT NUMBER MFL1500240
KMPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1242 PM EDT THU AUG 27 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1230 PM WATER SPOUT 42 E PALM BEACH SHORES 26.69N 79.36W
08/27/2015 AMZ670 FL AIRPLANE PILOT
PILOT REPORT OF A WATERSPOUT. REPORT RELAYED FROM MIAMI
CWSU.
&&
EVENT NUMBER MFL1500241
CCDSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
105 PM EDT THU AUG 27 2015
FLZ063-271745-
GLADES FL-
105 PM EDT THU AUG 27 2015
...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT TO EXCESSIVE LIGHTNING
FOR NORTHEASTERN GLADES COUNTY UNTIL 145 PM EDT...
* AT 104 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR LAKEPORT...MOVING NORTHEAST AT 5 MPH.
* THE MAIN IMPACT WILL BE FREQUENT TO EXCESSIVE LIGHTNING. LIGHTNING
IS THE NUMBER ONE WEATHER RELATED KILLER IN FLORIDA. TREES AND OPEN
SHELTERS FOUND IN PARKS...ON BEACHES OR GOLF COURSES OFFER NO
PROTECTION FROM THE DANGERS OF LIGHTNING. SEEK SHELTER IN A SAFE
BUILDING UNTIL THE STORM PASSES.
* LOCATIONS IMPACTED INCLUDE...
LAKEPORT AND BRIGHTON SEMINOLE RESERVATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO STREET FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.
&&
LAT...LON 2721 8105 2706 8097 2702 8101 2700 8106
2696 8108 2695 8109 2695 8107 2693 8108
2693 8110 2690 8122 2711 8124 2712 8123
2712 8117 2719 8117 2721 8115
TIME...MOT...LOC 1704Z 225DEG 6KT 2703 8112
BAXTERSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
238 PM EDT THU AUG 27 2015
FLZ067-271930-
INLAND PALM BEACH COUNTY FL-
238 PM EDT THU AUG 27 2015
...SIGNIFICANT WEATHER ADVISORY FOR 45 TO 55 MPH WINDS FOR NORTHERN
PALM BEACH COUNTY UNTIL 330 PM EDT...
* AT 238 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR CANAL POINT...MOVING EAST AT 25 MPH.
* THE PRIMARY IMPACTS WILL BE GUSTY WINDS OF 45 TO 55 MPH. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.
* LOCATIONS IMPACTED INCLUDE...
WELLINGTON...PALM BEACH GARDENS...PAHOKEE...CANAL POINT...ROYAL
PALM BEACH...LION COUNTRY SAFARI PARK...THE ACREAGE...NORTH COUNTY
AIRPORT...FREMD VILLAGE-PADGETT ISLAND...LOXAHATCHEE GROVES...
LOXAHATCHEE NWR AND CALOOSA.
LAT...LON 2662 8024 2674 8072 2675 8072 2674 8070
2676 8069 2679 8070 2681 8070 2682 8068
2684 8065 2689 8062 2693 8062 2696 8061
2696 8020
TIME...MOT...LOC 1838Z 272DEG 20KT 2686 8053
ALMPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
246 PM EDT THU AUG 27 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0215 PM MARINE TSTM WIND 10 NW PAHOKEE 26.90N 80.79W
08/27/2015 M51 MPH AMZ610 FL MESONET
LZ40 ON LAKE OKEECHOBEE REPORTED GUST TO 51 MPH
&&
EVENT NUMBER MFL1500242
ALMThe Miami radar (KAMX), 149 km away, was scanning. The volume nearest the first event began at 19:36 UTC.
1 funnel cloud. Local standard time, as filed.
Naples Airport (KAPF) observer reported funnel cloud near Gordon Pass. The funnel was visible for 5 minutes.
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, August 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: 596759.