Alert archive / Florida / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 13, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Apr 7, 2005, 9:16 PM EDT for Lee County, Florida. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 7, 2005, 9:16 PM EDT (01:16 UTC)
- Expired
- Apr 7, 2005, 9:47 PM EDT
- In force
- 31 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Counties, with a storm outline in the text
County Lee County, FL
The radar
The Tampa radar (KTBW), 120 km from the middle of the area, began a volume at 01:24 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 7, 5:50 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 00:00Z, 1.3 hours before the alert went out and 120 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2 J/kg
- Mixed-layer CIN
- -407 J/kg
- Mixed-layer LCL
- 1410 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 405 m²/s²
- 0-3 km storm-relative helicity
- 409 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KTBW 080117 SVRTBW FLC071-080145- /O.NEW.KTBW.SV.W.0013.050408T0116Z-050408T0145Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 916 PM EDT THU APR 7 2005 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN LEE COUNTY IN FLORIDA. * UNTIL 945 PM EDT * AT 916 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS...7 MILES WEST OF FORT MYERS...MOVING EAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT... NORTH FORT MYERS. TICE. SEVERE THUNDERSTORMS CONTAIN WIND GUSTS OF 60 MPH OR HIGHER...AND HAIL THE SIZE OF PENNIES OR LARGER. MOVE TO A PLACE OF SAFETY. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY. DO NOT USE ELECTRICAL APPLIANCES OR TELEPHONES. && LAT...LON 2674 8214 2655 8204 2664 8177 2678 8192 $$ 24
1 follow-up statement
000 WWUS52 KTBW 080147 SVSTBW SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 945 PM EDT THU APR 7 2005 FLC071-080153- /O.EXP.KTBW.SV.W.0013.000000T0000Z-050408T0145Z/ LEE- 945 PM EDT THU APR 7 2005 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN LEE COUNTY EXPIRED AT 945 PM EDT... AT 943 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THE THUNDERSTORM HAD WEAKENED AND WAS NO LONGER SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT. && LAT...LON 2674 8214 2655 8204 2664 8177 2678 8192 $$ 24
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at Apr 7, 9:00 PM EDT, 16 minutes earlier.
Area forecast discussion, Apr 7, 9:00 PM EDT, 16 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 900 PM EDT THU APR 7 2005 .DISCUSSION...HAVE CLEARED AREAS OUT OF THE WATCH FROM MANATEE AND HARDEE COUNTIES NORTH. THE CONVECTIVE LINE HAS MOVED THROUGH THESE AREAS AND SEVERE WEATHER IS NO LONGER ANTICIPATED. SOME REMNANT SHOWER ACTIVITY CONTINUES FROM POLK AND MANATEE COUNTIES SOUTH...BUT EXPECT ONLY ISOLATED ACTIVITY NORTH OF THERE THROUGH THE OVERNIGHT TIME-FRAME. WILL UPDATE THE ZONES SHORTLY TO EDIT THE HEADLINES AND ADJUST RAIN CHANCES AND WINDS. TEMPS LOOK ON TRACK. && .MARINE...SCA CONTINUES WITH BUOYS REPORTING THAT WINDS ARE COMING AROUND TO THE WEST ACROSS THE NORTHERN WATERS WITH SPEEDS DOWN TO AROUND 15 KNOTS...BUT SEAS CONTINUE UP TO 8 FEET. SOUTHERN WATERS STILL UNDER SOUTHERLY FLOW AS THE CONVECTIVE LINE HASNT MADE IT THROUGH THERE YET...WITH SPEEDS STILL AROUND 20 KNOTS. WILL ADJUST THE WIND WORDING IN THE UPDATE AS WELL AS RAIN CHANCES FOR OVERNIGHT. && .TBW WATCHES/WARNINGS/ADVISORIES... SEVERE THUNDERSTORM WATCH NUMBER 138 IN EFFECT FOR SARASOTA... DESOTO...HIGHLANDS...CHARLOTTE AND LEE COUNTIES AND THE COASTAL WATERS FROM BONITA BEACH TO ENGLEWOOD OUT TO 20 NM UNTIL MIDNIGHT. SMALL CRAFT ADVISORY BONITA BEACH TO SUWANNEE RIVER OUT TO 60 NM INCLUDING TAMPA BAY. && JLC
Hazardous weather outlook, Apr 7, 5:02 AM EDT, 16 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 502 AM EDT THU APR 7 2005 FLZ039-042-043-048>052-055>057-060>062-065-071500- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- LEVY-MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 502 AM EDT THU APR 7 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST FLORIDA. .DAY ONE...TODAY: A COLD FRONT ASSOCIATED WITH A VIGOROUS LOW PRESSURE SYSTEM WILL APPROACH THE AREA TODAY. WINDS WILL INCREASE OUT OF THE SOUTH AHEAD OF THE FRONT WITH SUSTAINED WINDS OF 20 MPH POSSIBLE LATER TODAY ALONG WITH HIGHER GUSTS. THESE WINDS WILL CREATE A HAZARD TO MARINERS...AND THUS A SMALL CRAFT ADVISORY HAS BEEN HOISTED. ALSO...THERE IS A HIGH RISK OF RIP CURRENTS THIS AFTERNOON. A RIP CURRENT IS A 10 TO 30 YARD WIDE CHANNEL OF WATER THAT CAN PULL EVEN A STRONG SWIMMER INTO DEEPER WATER. TO AVOID GETTING CAUGHT IN A RIP CURRENT...SWIM AT GUARDED BEACHES AND HEED THE ADVICE OF THE BEACH PATROL. AT UNGUARDED BEACHES AND NEAR PIERS...JETTIES...AND INLETS...DO NOT GO INTO THE SURF MUCH ABOVE YOUR KNEES. A SQUALL LINE WILL DEVELOP AHEAD OF THE COLD FRONT AND PUSH THROUGH THE AREA LATER THIS AFTERNOON AND INTO TONIGHT. THERE IS A SLIGHT RISK THAT SEVERE THUNDERSTORMS WILL DEVELOP ALONG OR JUST AHEAD OF THIS LINE. THE MAIN THREATS FROM THESE STORMS ARE DAMAGING WINDS...LARGE HAIL...AND HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY: THE FRONT WILL MOVE ACROSS THE PENINSULA ON FRIDAY...CONTINUING A CHANCE FOR THUNDERSTORMS. THE BEST CHANCE WILL BE EARLY OVER SOUTHWEST FLORIDA...THOUGH THERE IS A SLIGHT CHANCE ACROSS THE AREA THROUGH THE DAY AS SOME UPPER LEVEL ENERGY MOVES ACROSS THE STATE BEHIND THE FRONT. OTHERWISE NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY. RJS
In the hours before
Special weather statement, Apr 7, 5:56 PM EDT, 3 hours 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 556 PM EDT THU APR 7 2005 FLZ042-043-048>052-055>057-060>062-065-GMZ830-850-853-856-080400- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 556 PM EDT THU APR 7 2005 ...SEVERE THUNDERSTORM WATCH NUMBER 138 IN EFFECT UNTIL MIDNIGHT EDT... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PASCO...SUMTER...CITRUS...HILLSBOROUGH...SARASOTA...HERNANDO... POLK...HIGHLANDS...HARDEE...DE SOTO...PINELLAS...LEE...CHARLOTTE AND MANATEE COUNTIES. A LINE OF SHOWERS AND THUNDERSTORMS AHEAD OF A COLD FRONT WILL MOVE ACROSS THE WATCH AREA TONIGHT. SOME OF THE THUNDERSTORMS IN THIS LINE MAY BECOME SEVERE...WITH DAMAGING WIND GUSTS...LARGE HAIL...FREQUENT LIGHTNING...AND HEAVY DOWNPOURS POSSIBLE. BE READY TO TAKE ACTION TO PROTECT LIFE AND PROPERTY IF A WARNING IS ISSUED OR SEVERE WEATHER IS OBSERVED. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR UPDATES. && FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT HTTP://WWW.SRH.NOAA.GOV/TBW (LOWER CASE)
Special weather statement, Apr 7, 6:41 PM EDT, 2 hours 35 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 641 PM EDT THU APR 7 2005 FLZ051-055-072315- MANATEE-HILLSBOROUGH- 641 PM EDT THU APR 7 2005 ...STRONG WINDS WILL AFFECT SOUTHERN HILLSBOROUGH AND MANATEE COUNTIES... A LINE OF THUNDERSTORMS...MOVING NORTHEAST AT 35 MPH...WILL AFFECT SOUTHERN HILLSBOROUGH COUNTY AND CENTRAL MANATEE COUNTY...UNTIL 715 PM EDT. GUSTY WINDS 40 TO 50 MPH MAY CAUSE LOOSE OBJECTS TO BLOW AROUND. MINOR DAMAGE TO TREE LIMBS AND WIRES IS POSSIBLE. FREQUENT CLOUD TO GROUND LIGHTNING IS EXPECTED. IF CAUGHT OUTSIDE...CROUCH DOWN IN A LOW SPOT...AWAY FROM TALL OBJECTS. TORRENTIAL RAINS WILL CAUSE PONDING OF WATER ON ROADS...AND MINOR FLOODING OF POOR DRAINAGE AREAS. JLC
Special weather statement, Apr 7, 7:30 PM EDT, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 730 PM EDT THU APR 7 2005 FLZ052-055>057-060>062-080030- MANATEE-CHARLOTTE-DE SOTO-HARDEE-HIGHLANDS-POLK-SARASOTA- 730 PM EDT THU APR 7 2005 ...STRONG WINDS WILL AFFECT CENTRAL FLORIDA... A LINE OF THUNDERSTORMS...MOVING EAST AT 40 MPH...WILL AFFECT AREAS FROM CENTRAL POLK COUNTY SOUTHEAST THROUGH HARDEE AND DESOTO COUNTIES TO CHARLOTTE COUNTY...AND ALSO AFFECT HIGHLANDS COUNTY...UNTIL 830 PM EDT. GUSTY WINDS 40 TO 50 MPH MAY CAUSE LOOSE OBJECTS TO BLOW AROUND. MINOR DAMAGE TO TREE LIMBS AND WIRES IS POSSIBLE. FREQUENT CLOUD TO GROUND LIGHTNING IS EXPECTED. IF CAUGHT OUTSIDE...CROUCH DOWN IN A LOW SPOT...AWAY FROM TALL OBJECTS. TORRENTIAL RAINS WILL CAUSE PONDING OF WATER ON ROADS...AND MINOR FLOODING OF POOR DRAINAGE AREAS. JLC
Special weather statement, Apr 7, 8:39 PM EDT, 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 839 PM EDT THU APR 7 2005 FLZ042-043-048>052-055-056-GMZ830-850-853-080139- CITRUS-HARDEE-HERNANDO-HILLSBOROUGH-MANATEE-PASCO-PINELLAS-POLK- SUMTER- 839 PM EDT THU APR 7 2005 ...SEVERE THUNDERSTORM WATCH NUMBER 138 IS CANCELLED... THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELED FOR CITRUS... HERNANDO...SUMTER...PASCO...PINELLAS...HILLSBOROUGH...POLK... MANATEE...AND HARDEE COUNTIES. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS REMAIN POSSIBLE THROUGH THE EVENING HOURS. HOWEVER... THE THREAT OF SEVERE WEATHER HAS DIMINISHED FOR THE AREA. WIND GUSTS TO 40 MPH ARE STILL POSSIBLE IN ANY THUNDERSTORMS THAT DO DEVELOP THIS EVENING. FLZ057-060>062-065-GMZ856-080400- CHARLOTTE-DE SOTO-HIGHLANDS-LEE-SARASOTA- 839 PM EDT THU APR 7 2005 ...SEVERE THUNDERSTORM WATCH NUMBER 138 REMAINS IN EFFECT UNTIL MIDNIGHT EDT... A LINE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE TO MOVE ACROSS THE WATCH AREA TONIGHT. SOME OF THE THUNDERSTORMS IN THIS LINE MAY BECOME SEVERE...WITH DAMAGING WIND GUSTS...LARGE HAIL...FREQUENT LIGHTNING...AND HEAVY DOWNPOURS POSSIBLE. BE READY TO TAKE ACTION TO PROTECT LIFE AND PROPERTY IF A WARNING IS ISSUED OR SEVERE WEATHER IS OBSERVED. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR UPDATES. && FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT HTTP://WWW.SRH.NOAA.GOV/TBW (LOWER CASE)
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 8:20 PM EDT | Special Marine Warning | TBW | 40 min | |
| Apr 7, 8:54 PM EDT | Special Marine Warning | TBW | 66 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2005Every severe thunderstorm warning in 2005
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.