An afternoon seabreeze developed near the coast with thunderstorms forming along the boundary. The stronger storms produced hail and strong winds.
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.
An afternoon seabreeze developed near the coast with thunderstorms forming along the boundary. The stronger storms produced hail and strong winds.
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 Jun 17, 12:49 PM EST, 2 hours 51 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL 149 PM EDT FRI JUN 17 2011 .SHORT TERM (TONIGHT-SUNDAY)... HIGH PRESSURE IS CONTINUING TO BUILD INTO THE AREA THIS AFTERNOON AND A SEABREEZE HAS DEVELOPED ALONG THE COAST. SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE NEXT COUPLE OF HOURS AND CONTINUE THROUGH AROUND MIDNIGHT. SOME PATCHY FOG MAY DEVELOP TOWARD MORNING ON SATURDAY WITH HIGH HUMIDITIES IN PLACE AND LIGHT WINDS. HIGH PRESSURE WILL REMAIN IN PLACE ACROSS THE PENINSULA THROUGH THE WEEKEND AND KEEP A LIGHT S/SE FLOW IN PLACE WITH AFTERNOON SEABREEZES DEVELOPING EACH DAY. SCATTERED THUNDERSTORMS WILL DEVELOP ALONG SEABREEZE AND OUTFLOW BOUNDARIES EACH AFTERNOON AND EVENING...WITH RAIN CHANCES RANGING FROM 20-30 PERCENT AT THE COAST TO 40-50 PERCENT INLAND. TEMPERATURES WILL RETURN TO CLOSE TO NORMAL WITH HIGHS IN THE UPPER 80S-LOWER 90S COASTAL AND LOWER- MID 90S INLAND. .LONG TERM (SUNDAY NIGHT-THURSDAY)... THE MAIN FEATURE OF THE EXTENDED WILL CONTINUE TO BE 500 MB RIDGING OVER THE GULF OF MEXICO. THE GFS CONTINUES TO ATTEMPT TO DEVELOP A 500 MB TROUGH OFF THE EAST COAST BY MID WEEK. WITH THIS RUN OF THE MODELS THE TROUGH AXIS CONTINUES TO BE JUST EAST OF THE AREA. THE AREA WILL THEN BE SANDWICHED BETWEEN THE DEVELOPING ATLANTIC TROUGH AND A PROGRESSIVE SYSTEM MOVING THROUGH THE MID MISSISSIPPI VALLEY. THIS WILL LIKELY LEAVE THE AREA WITH DRY WEATHER WITH NORTHERLY FLOW BEHIND THE ATLANTIC TROUGH AND THEN RIDGING TRYING TO BUILD IN FROM THE WEST. THE MEX GUIDANCE SHOWS DAILY POPS BELOW CLIMATOLOGY BY THIS TIME AND WILL NOT GO OVER THE LOW END SCATTERED POP VALUES. TEMPERATURES TO REMAIN NEAR AND ABOVE NORMAL IN THE MID 90S INTERIOR AND UPPER 80S COAST. DAILY SEABREEZES WILL TAKE PLACE AS WELL. && .AVIATION... BEST CHANCES FOR CONVECTION STILL LOOK TO BE AROUND FMY AND RSW BUT THINK THAT ACTIVITY SHOULD MOSTLY BE EAST OF THE TERMINALS...SO HAVE LEFT JUST VCTS IN THERE FOR NOW AT THESE SITES. ALL OTHER SITES SHOULD SEE SOME CUMULUS AND POSSIBLY CB DEVELOPMENT...BUT STORMS STAYING WELL EAST AS THE SEABREEZE SHIFTS INLAND AND THROUGH THE TERMINALS BEFORE CONVECTION BEGINS. LIGHT WINDS AND CLEARING SKIES LATE TONIGHT INTO THE MORNING...WITH JUST THE TYPICAL FEW-SCT LOW CLOUD (AROUND 2-3KFT) BY MID MORNING. && .MARINE... GENERALLY LIGHT SW WINDS ARE IN PLACE THIS AFTERNOON ACROSS THE WATERS. A FEW THUNDERSTORMS MAY PUSH OFFSHORE IN THE EVENING. HIGH PRESSURE WILL REMAIN IN PLACE ACROSS THE WATERS THROUGH THE PERIOD WITH S/SE WINDS BECOMING SW/W EACH AFTERNOON. WIND SPEEDS WILL REMAIN GENERALLY AROUND 10 KNOTS OR LESS WITH SEAS 2-3 FEET OR LESS. && .FIRE WEATHER... NO CONCERNS FOR THE NEXT FEW AFTERNOONS. && .PRELIMINARY POINT TEMPS/POPS... TPA 77 93 77 92 / 20 40 20 30 FMY 75 93 75 92 / 20 50 20 40 GIF 75 95 75 95 / 20 50 20 40 SRQ 75 91 74 90 / 20 30 20 30 BKV 70 94 70 94 / 20 30 20 40 SPG 80 91 79 90 / 20 30 20 30 && .TBW WATCHES/WARNINGS/ADVISORIES... FL...NONE. GULF WATERS...NONE. && SHORT TERM/MARINE/FIRE WEATHER...24/COLSON LONG TERM...JOHNSON AVIATION...23/MCNATT
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL 526 AM EDT FRI JUN 17 2011 FLZ039-042-043-048>052-055>057-060>062-065-172130- LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK- MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE- 526 AM EDT FRI JUN 17 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST FLORIDA. .DAY ONE...TODAY AND TONIGHT. ...THUNDERSTORM IMPACT... SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG THE SEA BREEZE BOUNDARY THIS AFTERNOON AND MOVE GENERALLY TOWARD THE NORTH. THE BEST CHANCE FOR STORMS WILL BE OVER THE INTERIOR AND SOUTHWEST PORTIONS OF OUR AREA. THE STRONGEST STORMS COULD CONTAIN STRONG GUSTY WINDS OF UP TO 50 MPH AND HAIL. ...EXCESSIVE HEAT IMPACT... IT WILL BE HOT AND MODERATELY HUMID TODAY...RESULTING IN HEAT INDICES OF 100 TO 105 DEGREES. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. ...THUNDERSTORM IMPACT... AFTERNOON THUNDERSTORMS ARE IN THE FORECAST EACH DAY. THE BEST CHANCE FOR STORMS WILL BE ON SATURDAY AND SUNDAY BEFORE SOMEWHAT DRIER AIR MOVES BACK INTO THE REGION. NO ORGANIZED SEVERE WEATHER THREAT IS EXPECTED...BUT SOME STORMS COULD CONTAIN STRONG GUSTY WINDS AND HAIL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. JILLSON
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 331 PM EDT FRI JUN 17 2011 FLZ055-060-172015- MANATEE-SARASOTA- 331 PM EDT FRI JUN 17 2011 ...STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN SARASOTA AND SOUTHEASTERN MANATEE COUNTIES... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES THUNDERSTORMS LOCATED JUST SOUTH OF MYAKKA CITY...OR ABOUT 15 MILES NORTH OF NORTH PORT...MOVING NORTH AT 5 MPH...WILL AFFECT MYAKKA CITY...UNTIL 415 PM EDT. GUSTY WINDS 35 TO 45 MPH WILL OCCUR. FREQUENT LIGHTNING IS EXPECTED. TO BE SAFE GO INDOORS IMMEDIATELY. IF CAUGHT OUTSIDE...FIND A LOW SPOT...AND STAY AWAY FROM TALL OBJECTS. THIS STORM WILL PRODUCE PEA SIZE HAIL. TORRENTIAL RAINS WILL REDUCE VISIBILITY TO NEAR ZERO AND WILL CAUSE PONDING OF WATER ON ROADWAYS. && LAT...LON 2748 8229 2748 8206 2718 8206 2718 8228 TIME...MOT...LOC 1931Z 168DEG 6KT 2727 8215
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
430 PM EDT FRI JUN 17 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0420 PM HAIL 3 E LAKE WALES 27.90N 81.54W
06/17/2011 E0.25 INCH POLK FL TRAINED SPOTTER
PEA SIZE HAIL REPORTED BY SPOTTER.
&&
CLOSESPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
436 PM EDT FRI JUN 17 2011
FLZ051-052-055-056-060-061-172115-
DE SOTO-HARDEE-POLK-MANATEE-SARASOTA-HILLSBOROUGH-
436 PM EDT FRI JUN 17 2011
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR SOUTHEASTERN
HILLSBOROUGH...SOUTHEASTERN SARASOTA...EASTERN MANATEE...SOUTHWESTERN
POLK...WESTERN HARDEE AND WESTERN DESOTO COUNTIES FOR STRONG
THUNDERSTORMS WITH STRONG WIND GUSTS VALID UNTIL 515 PM EDT...
AT 429 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES
STRONG THUNDERSTORMS LOCATED 6 MILES SOUTHWEST OF DUETTE...OR 23
MILES WEST OF WAUCHULA...MOVING NORTH AT 10 MPH WILL AFFECT MYAKKA
HEAD...DUETTE AND FORT LONESOME. OTHER STRONG THUNDERSTORMS WERE
LOCATED 5 MILES WEST OF FORT OGDEN AND 5 MILES EAST OF DUETTE.
GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED WHICH CAN CAUSE UNSECURED
OBJECTS TO BLOW AROUND...SNAP TREE LIMBS AND CAUSE POWER OUTAGES.
HAIL UP TO PENNY SIZE MAY OCCUR. FREQUENT TO CONTINUOUS LIGHTNING IS
EXPECTED. TO BE SAFE GO INDOORS IMMEDIATELY. IF CAUGHT OUTSIDE...FIND
A LOW SPOT...AND STAY AWAY FROM TALL OBJECTS.
&&
LAT...LON 2777 8228 2773 8186 2704 8202 2704 8216
2738 8233
TIME...MOT...LOC 2034Z 187DEG 8KT 2754 8219The Melbourne radar (KMLB), 89 km away, was scanning. The volume nearest the first event began at 20:41 UTC.
1 thunderstorm wind, 1 hail. Local standard time, as filed.
A 12-foot utility trailer was pushed 50 feet across a yard and a 12-foot gazebo collapsed.
Dime to nickel sized hail was reported near Plant City.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2011Every state in 2011This day in weather historyWarnings in Florida, June 2011
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: 324719, 324723.