Alert archive / Florida / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 2, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Feb 27, 2005, 2:35 PM EST for Manatee County, Sarasota County, Florida. It was in force for 27 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
- Feb 27, 2005, 2:35 PM EST (19:35 UTC)
- Expired
- Feb 27, 2005, 3:02 PM EST
- In force
- 27 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Counties, with a storm outline in the text
Counties Manatee County, FL, Sarasota County, FL
The radar
The Tampa radar (KTBW), 43 km from the middle of the area, began a volume at 19:37 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 |
|---|---|---|---|
| Feb 27, 10:40 AM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 7.6 hours before the alert went out and 43 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
- 40 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 606 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 144 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 271935 SVRTBW FLC081-115-272000- /O.NEW.KTBW.SV.W.0002.050227T1936Z-050227T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 236 PM EST SUN FEB 27 2005 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL MANATEE COUNTY IN FLORIDA. NORTHWESTERN SARASOTA COUNTY IN FLORIDA. * UNTIL 300 PM EST * AT 236 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH DAMAGING WINDS...OVER SARASOTA...MOVING EAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT... FRUITVILLE. MYAKKA RIVER STATE PARK. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. MOVE TO A PLACE OF SAFETY...AN INTERIOR ROOM IN THE LOWEST FLOOR OF YOUR HOUSE OR BUSINESS. WIND GUSTS TO 60 MPH WILL CAUSE SOME STRUCTURAL DAMAGE...MAINLY TO TREES AND POWER LINES. POORLY ANCHORED ROOFS...MOBILE HOMES...AND SHEDS ARE ALSO AT RISK. && LAT...LON 2739 8258 2723 8256 2722 8226 2739 8225 $$ 88
1 follow-up statement
000 WWUS52 KTBW 272002 SVSTBW SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 302 PM EST SUN FEB 27 2005 FLC081-115-272012- /O.EXP.KTBW.SV.W.0002.000000T0000Z-050227T2000Z/ MANATEE-SARASOTA- 302 PM EST SUN FEB 27 2005 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN SARASOTA AND CENTRAL MANATEE COUNTIES HAS EXPIRED AT 300 PM EST... AT 302 PM EST...NATIONAL WEATHER SERVICE RADAR INDICATED THE THUNDERSTORM HAD WEAKENED AND WAS NO LONGER SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE. A TORNADO WATCH IS STILL IN EFFECT...UNTIL 6 PM. IN ADDITION...GUSTY WINDS AND LOCALLY HEAVY RAINS WILL CONTINUE. && LAT...LON 2739 8258 2723 8256 2722 8226 2739 8225 $$ 88
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 Feb 27, 2:15 PM EST, 20 minutes earlier.
Area forecast discussion, Feb 27, 2:15 PM EST, 20 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 215 PM EST SUN FEB 27 2005 .SHORT TERM (TONIGHT-TUE)...TOR WATCH #41 CONTINUES OVER ALL OF THE AREA EXCEPT LEVY COUNTY UNTIL 6PM. CONVECTION STARTING TO GET BETTER DEVELOPED WITH A BAND ACROSS THE CENTRAL COASTAL WATERS...WNW INTO MANATEE...NW HARDEE...SOUTHERN HILLSBOROUGH AND SOUTHERN POLK COUNTIES. SOME OF THESE CELLS HAVE ROTATION...WITH THE BEST ROTATION SEEN SO FAR TODAY OCCURRING OVER THE COASTAL WATERS OFFSHORE OF SARASOTA. THIS WILL CONTINUE THROUGH THE AFTERNOON AS THE ATMOSPHERE CONTINUES TO DESTABILIZE. THE LOW CENTER IS CURRENTLY 60-70 MILES SOUTH OF APALACHICOLA MOVING TO THE NORTHEAST. IT WILL CROSS THE NORTHERN PART OF THE STATE THIS EVENING...PULLING DRIER AIR OVER THE AREA AND PUSHING THE COLD FRONT THROUGH THE AREA. SCATTERED SHOWERS SHOULD CONTINUE INTO THE EVENING AND DIMINISH OVERNIGHT WITH SKIES BECOMING PARTLY CLOUDY. THE LOW WILL CONTINUE UP THE EASTERN SEABOARD WITH ANOTHER DRY COLD FRONT TO MOVE THROUGH THE AREA MONDAY AFTERNOON. HIGH PRESSURE BUILDS INTO THE AREA FOR TUESDAY...WITH SKIES AND MOISTURE CONTINUING TO CLEAR OUT. TEMPS TO CONTINUE WELL ABOVE NORMAL TONIGHT WITH LOWS IN THE MID 50S NORTH TO MID 60S SOUTH. HIGHS MONDAY TO BE NEAR NORMAL MOST PLACES AS THE COOLER AND DRIER AIRMASS FILTERS INTO THE REGION. MONDAY NIGHT LOWS TO BE NEAR TO A COUPLE OF DEGREES BELOW NORMAL WITH HIGHS TUESDAY SEVERAL DEGREES BELOW NORMAL. .LONG TERM (TUE NIGHT-SUN)...OVERALL PATTERN REMAINS THE SAME FOR THIS TIME PERIOD. HIGH PRESSURE WILL BUILD OVER THE REGION WEDNESDAY FOLLOWED BY A DEVELOPING AREA OF LOW PRESSURE IN THE GULF MOVING EASTWARD TO THE SOUTH OF THE AREA THURSDAY INTO FRIDAY...AND THEN ANOTHER AREA OF HIGH PRESSURE WILL BUILD IN FOR NEXT WEEKEND. MODELS ARE STILL HAVING SOME TIMING AND PLACEMENT CONFLICTS WITH THE SYSTEM THURSDAY AND FRIDAY...BUT STILL LOOKS LIKE WE WILL HAVE A CHANCE OF RAIN THESE DAYS AND WILL LEAVE CURRENT FORECAST AS IS AT THIS TIME. OTHERWISE...EXPECT FAIR AND DRY WEATHER OTHER DAYS WITH TEMPERATURES BELOW SEASONAL NORMALS THROUGH THE ENTIRE PERIOD. && .MARINE...TOR WATCH #41 CONTINUES THROUGH 6PM OVER THE NEARSHORE WATERS AND THE SCA CONTINUES TONIGHT AS THE LOW DEEPENS OVER THE NORTHEASTERN GULF WATERS. HAVE SEEN SOME GUSTS AROUND 30 KNOTS TODAY AND EXPECT THIS TO CONTINUE OVERNIGHT. WINDS SHOULD WEAKEN SOME TOMORROW...BUT EXPECT AT LEAST A CAUTION TO CONTINUE OVER THE WATERS INTO TUESDAY AS HIGH PRESSURE BUILDS INTO THE REGION. WINDS AND SEAS SUBSIDE AFTER THAT THROUGH WED EVENING. WINDS AND SEAS TO PICK UP AGAIN FOR THE END OF THE WEEK AS LOW PRESSURE DEVELOPS IN THE WESTERN GULF AND MOVES EASTWARD...WITH POSSIBLE ADVISORY CONDITIONS DEVELOPING BY THURSDAY. && .FIRE WEATHER...NO CONCERNS THROUGH MONDAY. A DRIER AIRMASS WILL THEN MOVE INTO THE REGION WHICH WILL ALLOW FOR MARGINAL RH VALUES/DURATIONS ESPECIALLY ACROSS THE NORTHERN AND INTERIOR COUNTIES FOR TUESDAY AND WEDNESDAY AFTERNOONS. WILL NEED TO MONITOR THIS AND POSSIBLY ISSUE A WATCH WITH FUTURE FORECASTS. && .PRELIMINARY POINT TEMPS/POPS... TPA 62 71 53 65 / 30 10 00 00 FMY 65 76 56 71 / 30 10 00 00 GIF 62 74 52 67 / 30 10 00 00 SRQ 63 72 55 66 / 30 10 00 00 BKV 58 71 45 65 / 30 10 00 00 && .TBW WATCHES/WARNINGS/ADVISORIES... TORNADO WATCH IN EFFECT FOR ALL EXCEPT LEVY COUNTY THROUGH 6PM. SMALL CRAFT ADVISORY ALL WATERS INCLUDING TAMPA BAY. && SHORT TERM...COLSON LONG TERM....CLOSE
Hazardous weather outlook, Feb 27, 5:16 AM EST, 9 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 516 AM EST SUN FEB 27 2005 FLZ039-042-043-048>052-055>057-060>062-065-271630- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- LEVY-MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 516 AM EST SUN FEB 27 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST FLORIDA. .DAY ONE...TODAY: ...SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY... LOW PRESSURE DEVELOPING IN THE GULF OF MEXICO WILL MOVE RAPIDLY TO NORTHEAST FLORIDA BY EVENING...THEN UP THE EASTERN SEABOARD TONIGHT. A WARM FRONT WILL MOVE NORTHWARD ACROSS THE STATE TODAY...HELPING TO DESTABILIZE THE ATMOSPHERE. THE EXTENT OF SEVERE WEATHER TODAY WILL HINGE UPON THE AMOUNT OF SURFACE HEATING WE GET LATER THIS MORNING INTO THIS AFTERNOON. MORNING RAINS MAY HELP TO LIMIT THIS HEATING... RESULTING IN A LOWER CHANCE OF SEVERE THUNDERSTORMS. DAMAGING WIND WILL BE THE MAIN THREAT TODAY...BUT THERE IS A SLIGHT RISK OF SMALL TORNADOES AS WELL. TREES...POWER LINES...AND POORLY CONSTRUCTED BUILDINGS WILL BE MOST AT RISK. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR POSSIBLE WATCHES OR WARNINGS. HEAVY RAINS TODAY MAY CAUSE MINOR FLOODING OF POOR DRAINAGE AND LOW LYING AREAS. SMALL STREAMS MAY BRIEFLY EXCEED BANK FULL. WINDS OVER THE GULF WATERS WILL TURN SOUTHWEST AND INCREASE TO AROUND 20 KNOTS TODAY. THIS WILL CAUSE SEAS TO BUILD AS HIGH AS 7 FEET THIS AFTERNOON. MINOR COASTAL FLOODING IS POSSIBLE NEAR THE TIMES OF HIGH TIDES. FISHERMEN AND OTHER SMALL CRAFT OPERATORS MAY WANT TO POSTPONE TRIPS UNTIL CONDITIONS IMPROVE. THERE IS ALSO A MODERATE RISK OF RIP CURRENTS TODAY. 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. IF CAUGHT IN THE SEAWARD PULL OF A RIP CURRENT...DO NOT ATTEMPT TO MOVE DIRECTLY TOWARD SHORE. INSTEAD...MOVE SIDEWAYS ACROSS THE RIP CURRENT UNTIL THE PULL EASES. ANOTHER METHOD OF ESCAPE IS TO LET THE RIP CURRENT PULL YOU SEAWARD 50 TO 100 YARDS...WHERE THE FORCE WEAKENS. THEN...SWIM TOWARD THE BEACH AT AN ANGLE AWAY FROM THE CURRENT. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR UPDATES. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY: NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. SPOTTER ACTIVATION MAY BE REQUIRED TODAY. && FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT HTTP://WWW.SRH.NOAA.GOV/TBW (LOWER CASE) JILLSON
In the hours before
Special weather statement, Feb 27, 11:25 AM EST, 3 hours 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 1125 AM EST SUN FEB 27 2005 FLZ055-060-271700- MANATEE-SARASOTA- 1125 AM EST SUN FEB 27 2005 ...STRONG THUNDERSTORMS WILL AFFECT SARASOTA AND MANATEE COUNTIES... STRONG THUNDERSTORMS MOVING NORTHEAST AT 45 MPH...WILL AFFECT AREAS FROM BRADENTON SOUTH THROUGH SARASOTA AND VENICE AND INLAND TO AROUND MYAKKA CITY...UNTIL NOON EST. THESE STORMS WILL BE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH. TORRENTIAL RAINS WILL CAUSE PONDING OF WATER ON ROADS...AND MINOR FLOODING OF POOR DRAINAGE AREAS. PRC
Special weather statement, Feb 27, 12:34 PM EST, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 1234 PM EST SUN FEB 27 2005 FLZ042-043-048>052-055>057-060>062-065-272300- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 1234 PM EST SUN FEB 27 2005 ...TORNADO WATCH NUMBER 41 IN EFFECT UNTIL 600 PM EST... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PASCO... SUMTER...CITRUS...HILLSBOROUGH...SARASOTA...HERNANDO...POLK... HIGHLANDS...HARDEE...DE SOTO...PINELLAS...LEE...CHARLOTTE AND MANATEE COUNTIES. CONDITIONS HAVE BECOME FAVORABLE OVER WEST CENTRAL AND SOUTHWEST FLORIDA FOR TORNADOES TO DEVELOP IN STRONG THUNDERSTORMS THIS AFTERNOON. A WARM FRONT IS CROSSING THE NATURE COAST...WHILE FARTHER SOUTH ACROSS MANATEE AND SARASOTA COUNTIES SHOWERS ARE INCREASING IN INTENSITY. RESIDENTS OF WEST CENTRAL AND SOUTHWEST FLORIDA SHOULD KEEP AN EYE TO THE SKY AND BE PREPARED TO SEEK SAFETY SHOULD TORNADO OR SEVERE THUNDERSTORM WARNINGS BE ISSUED THIS AFTERNOON. SKYWARN SPOTTERS ARE ASKED TO ACTIVATE. AMATEUR RADIO STATION WX4TBW HAS BEEN ACTIVATED FOR THIS EVENT. 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) BSG
Special weather statement, Feb 27, 2:12 PM EST, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 212 PM EST SUN FEB 27 2005 FLZ042-043-048>052-055>057-060>062-065-272300- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 212 PM EST SUN FEB 27 2005 ...TORNADO WATCH NUMBER 41 REMAINS IN EFFECT UNTIL 600 PM EST... A LINE OF SHOWERS AND THUNDERSTORMS...SOME CONTAINING TORRENTIAL RAINS AND GUSTY WINDS IN EXCESS OF 40 MPH...CONTINUE TO AFFECT WEST CENTRAL FLORIDA BETWEEN SARASOTA AND POLK COUNTY...INCLUDING MUCH OF MANATEE AND POLK COUNTIES. THOUGH STORMS HAVE REMAINED BELOW SEVERE LIMITS...THERE REMAINS THE POTENTIAL FOR DAMAGING STRAIGHT LINE WINDS AS WELL AS ISOLATED TORNADOES ALONG THE LINE THROUGH AT LEAST 330 PM. LOCALLY HEAVY RAINS WILL PRODUCE PONDING OF WATER ON AREA ROADWAYS. FARTHER NORTH...MORE FAVORABLE WIND SHEAR AND SOME BREAKS IN THE CLOUDS COULD ALLOW ISOLATED ROTATING STORMS TO DEVELOP THROUGH AT LEAST 330 PM. THIS AREA INCLUDES MOST OF THE NATURE COAST AND SUMTER COUNTY. RESIDENTS OF WEST CENTRAL AND SOUTHWEST FLORIDA SHOULD KEEP AN EYE TO THE SKY AND BE PREPARED TO SEEK SAFETY SHOULD TORNADO OR SEVERE THUNDERSTORM WARNINGS BE ISSUED THIS AFTERNOON. SKYWARN SPOTTERS SHOULD REMAIN ACTIVATED. AMATEUR RADIO STATION WX4TBW CONTINUES TO BE MONITORED. 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) BSG
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 1:33 PM EST | Special Marine Warning | TBW | 27 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.