Afternoon showers and thunderstorms developed on seabreeze and outflow boundaries. One of these storms produced damaging thunderstorm wind gusts.
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 TBW wrote it up.
Afternoon showers and thunderstorms developed on seabreeze and outflow boundaries. One of these storms produced damaging thunderstorm wind gusts.
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 Tampa Bay, FL wrote its last area forecast discussion before the first event at Jul 3, 12:25 PM EST, 2 hours 10 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL 125 PM EDT TUE JUL 3 2012 .SHORT TERM (TONIGHT - THURSDAY)... DIURNAL SEA BREEZE AND OUTFLOW BOUNDARY DRIVEN CONVECTION WILL LINGER THROUGH THE EARLY EVENING HOURS...THEN SHOULD WIND DOWN THEREAFTER WITH SKIES BECOMING PARTLY CLOUDY OVERNIGHT. DURING WEDNESDAY AND THURSDAY LITTLE CHANGE TO THE FORECAST IS EXPECTED. UPPER RIDGING OVER THE PLAINS WILL REMAIN IN PLACE AS WEAK UPPER TROUGHING DEVELOPS ALONG THE EASTERN SEABOARD TO THE EAST OF THE UPPER RIDGE. AT THE SURFACE HIGH PRESSURE WILL PERSIST FROM THE WESTERN ATLANTIC WEST ACROSS THE CENTRAL PENINSULA. SUFFICIENT MOISTURE AND INSTABILITY COMBINED WITH DAYTIME HEATING WILL LEAD TO SCATTERED SHOWERS AND THUNDERSTORMS (POPS 30 TO 40 PERCENT) DEVELOPING ALONG THE SEA BREEZE EACH DAY WITH STORM COVERAGE INCREASING OVER INTERIOR LOCATIONS EACH AFTERNOON AS THE EAST AND WEST COAST SEA BREEZE BOUNDARIES COLLIDE. TEMPERATURES WILL RUN A FEW DEGREES ABOVE NORMAL WITH HIGHS CLIMBING INTO THE MID 90S OVER INTERIOR LOCATIONS EACH AFTERNOON PRIOR TO THE ONSET OF CONVECTION WITH SLIGHTLY COOLER READINGS ALONG THE IMMEDIATE COAST DUE TO SEA BREEZE...WITH OVERNIGHT LOWS AROUND 70 NORTH AND LOWER TO MID 70S CENTRAL AND SOUTH. .LONG TERM (THURSDAY NIGHT - WEDNESDAY)... STAGNANT PATTERN WILL PERSIST THROUGH THE PERIOD. A LARGE U/L RIDGE OVER THE CENTRAL U.S. THURSDAY WILL GRADUALLY RETROGRADE THROUGH SUNDAY TOWARD THE ROCKIES AS A WEAK TROUGH DEVELOPS ALONG THE EASTERN SEABOARD ON MONDAY. THE TROUGH WILL LIKELY NOT EXTEND SOUTH OVER FLORIDA WITH A WEAK U/L RIDGE REMAINING OVER THE FORECAST AREA. WEAK SURFACE RIDGE AXIS ACROSS THE CENTRAL FLORIDA PENINSULA THURSDAY WILL LIFT NORTH OF THE FORECAST AREA FRIDAY AND SATURDAY WITH WEAK SOUTHEAST BOUNDARY LAYER FLOW DEVELOPING OVER THE REGION. THIS WILL ENHANCE CONVERGENCE ALONG THE WEST COAST SEA BREEZE BOUNDARY EACH DAY WITH AN INCREASE IN AREAL COVERAGE OF AFTERNOON THUNDERSTORMS...HOWEVER DEEP LAYER MOISTURE WILL REMAIN LIMITED. THIS WILL ALSO INCREASE THE CHANCE OF A FEW PULSE SEVERE THUNDERSTORMS EACH DAY. SURFACE RIDGE AXIS IS EXPECTED TO SHIFT SOUTH SUNDAY AND MONDAY WITH WEAK ONSHORE WESTERLY FLOW DEVELOPING WHICH WILL SHIFT AFTERNOON THUNDERSTORM ACTIVITY OVER THE INTERIOR AND SOUTHWEST FLORIDA. TEMPERATURES WILL REMAIN NEAR TO SLIGHTLY ABOVE NORMAL THROUGH THE PERIOD. POPS WILL CONTINUE SLIGHTLY BELOW NORMAL FOR EARLY JULY. && .AVIATION... VFR CONDITIONS PREVAIL THROUGH 04/12Z. SCT TSRA WILL FORM LATER THIS AFTERNOON MAINLY OVER THE INTERIOR AND SW FL AND MAY IMPACT LAL... PGD...FMY...AND RSW. WILL INCLUDE VCTS/CB FOR THOSE SITES. LIGHT WINDS ARE IN THE PROCESS OF BECOME WESTERLY 6-9KT FOR THE AFTERNOON. A BROAD SFC RIDGE AXIS MOVES NORTHWARD WITH LIGHT AND MOSTLY VARIABLE WINDS OVER NIGHT AND INTO THE END OF THE TAF PERIOD. && .MARINE... SURFACE HIGH PRESSURE WILL REMAIN IN PLACE ACROSS THE CENTRAL PENINSULA THROUGH THE END OF THE WEEK AND INTO THE UPCOMING WEEKEND WHICH WILL PROVIDE TRANQUIL BOATING CONDITIONS ACROSS THE GULF WATERS. A LIGHT EAST SOUTHEAST WIND FLOW IS EXPECTED ALONG AND TO THE SOUTH OF THE RIDGE AXIS WITH A SOUTH TO SOUTHWEST FLOW TO THE NORTH...WITH AN ENHANCED ONSHORE SEA BREEZE COMPONENT DEVELOPING NEAR SHORE EACH AFTERNOON. && .FIRE WEATHER... HUMIDITY VALUES WILL REMAIN ABOVE CRITICAL LEVELS THROUGH THE END OF THE WEEK AND INTO THE UPCOMING WEEKEND WITH NO FIRE WEATHER ISSUES EXPECTED AT THIS TIME. && .PRELIMINARY POINT TEMPS/POPS... TPA 76 92 76 92 / 20 30 10 30 FMY 75 93 74 93 / 30 30 20 40 GIF 75 95 76 95 / 30 30 20 40 SRQ 73 91 74 91 / 20 30 10 30 BKV 69 93 68 93 / 20 20 10 20 SPG 78 92 79 91 / 20 30 10 30 && .TBW WATCHES/WARNINGS/ADVISORIES... FL...NONE. GULF WATERS...NONE. && SHORT TERM/MARINE/FIRE WEATHER...57/MCMICHAEL LONG TERM...13/OGLESBY AVIATION...09/RUDE
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL 455 AM EDT TUE JUL 3 2012 FLZ039-042-043-048>052-055>057-060>062-065-GMZ830-850-853-856-870- 873-876-032100- LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK- MANATEE-HARDEE-HIGHLANDS-SARASOTA-DESOTO-CHARLOTTE-LEE- TAMPA BAY WATERS-TARPON SPRINGS TO SUWANNEE RIVER OUT 20 NM- ENGLEWOOD TO TARPON SPRINGS OUT 20 NM- BONITA BEACH TO ENGLEWOOD OUT 20 NM- TARPON SPRINGS TO SUWANNEE RIVER OUT 20 TO 60 NM- ENGLEWOOD TO TARPON SPRINGS OUT 20 TO 60 NM- BONITA BEACH TO ENGLEWOOD OUT 20 TO 60 NM- 455 AM EDT TUE JUL 3 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST FLORIDA. .DAY ONE...TODAY AND TONIGHT. ...THUNDERSTORM IMPACT... SCATTERED THUNDERSTORMS WILL DEVELOP THIS AFTERNOON OVER THE INTERIOR AND SOUTHWEST FLORIDA WITH ISOLATED THUNDERSTORMS ELSEWHERE. ALTHOUGH A PULSE SEVERE THUNDERSTORM IS POSSIBLE...MAIN THREAT FROM THUNDERSTORMS WILL BE LOCALLY HEAVY RAIN...WIND GUSTS OF 40 TO 50 MPH...AND FREQUENT CLOUD TO GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. ...THUNDERSTORM IMPACT... SCATTERED AFTERNOON THUNDERSTORMS EACH DAY WITH GREATEST AREAL COVERAGE OVER THE INTERIOR AND SOUTHWEST FLORIDA. STRONG STORMS POSSIBLE EACH DAY WITH THE RISK OF A PULSE SEVERE THUNDERSTORM. MAIN IMPACT WILL CONTINUE TO BE WINDS OF 40 TO 50 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. OGLESBY
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
246 PM EDT TUE JUL 3 2012
FLZ039-031915-
LEVY-
246 PM EDT TUE JUL 3 2012
...STRONG THUNDERSTORMS WILL AFFECT CENTRAL LEVY COUNTY...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES A THUNDERSTORM
LOCATED 5 MILES NORTHWEST OF OTTER CREEK...OR 5 MILES SOUTH OF
CHIEFLAND...MOVING SLOWLY NORTH AT 5 MPH. THIS STORM WILL AFFECT
OTTER CREEK AND CHIEFLAND...UNTIL 315 PM EDT.
GUSTY WINDS UP TO 50 MPH ALONG WITH FREQUENT LIGHTNING IS EXPECTED.
SMALL HAIL IS ALSO POSSIBLE WITH THIS STORM. TO BE SAFE GO INDOORS
IMMEDIATELY. IF CAUGHT OUTSIDE...FIND A LOW SPOT...AND STAY AWAY
FROM TALL OBJECTS.
&&
LAT...LON 2957 8266 2954 8265 2954 8262 2923 8260
2923 8298 2947 8300 2948 8299 2951 8299
2952 8298 2954 8298 2957 8295
TIME...MOT...LOC 1845Z 183DEG 3KT 2940 8284
14-MROCZKAThe Jacksonville radar (KJAX), 143 km away, was scanning. The volume nearest the first event began at 19:36 UTC.
1 thunderstorm wind. Local standard time, as filed.
Local law enforcement reported several trees snapped at the base. One power pole was also snapped. Additionally, a couple of sheds were overturned.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2012Every state in 2012This day in weather historyWarnings in Florida, July 2012
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: 402962.