Alert archive / Florida / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 12, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jun 2, 2004, 10:44 AM EDT for Citrus County, Florida. It was in force for 61 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
- Jun 2, 2004, 10:44 AM EDT (14:44 UTC)
- Expired
- Jun 2, 2004, 11:45 AM EDT
- In force
- 61 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Counties, with a storm outline in the text
County Citrus County, FL
The radar
The Tampa radar (KTBW), 151 km from the middle of the area, began a volume at 14:47 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 nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 2.7 hours before the alert went out and 151 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
- 3944 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 650 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
510 WUUS52 KTBW 021444 SVRTBW FLC017-021545- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL ISSUED BY NWS MELBOURNE FL 1042 AM EDT WED JUN 2 2004 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL CITRUS COUNTY IN EAST CENTRAL FLORIDA * UNTIL 1145 AM EDT * AT 1037 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER BEVERLY HILLS...OR 5 MILES NORTHWEST OF HERNANDO...MOVING NORTHEAST AT 15 MPH. THIS STORM WILL MOVE ACROSS NORTHEAST CITRUS COUNTY THROUGH 1130 AM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. IF THE STORM APPROACHES YOU...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. LAT...LON 2897 8259 2884 8245 2917 8195 2937 8216 $$
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 Jun 2, 10:15 AM EDT, 29 minutes earlier.
Area forecast discussion, Jun 2, 10:15 AM EDT, 29 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL ISSUED BY NATIONAL WEATHER SERVICE MELBOURNE FL 1015 AM EDT WED JUN 2 2004 TBW OFFICE INSTALLING AWIPS OB3 TODAY. .SHORT TERM (TODAY)...VERY UNSTABLE 12Z TPA SOUNDING THIS MORNING. ALTHOUGH DEGREE OF SATURATION IN LOW LEVELS APPEARS SUSPECT...RAPID CONVECTIVE DVLPMNT OVER LEVY COUNTY AND ADJOINING WATERS SUGGESTS OTHERWISE. LAPSE RATE ON TPA SNDING WORKING ON PREXISTING BNDRYS SUGGESTS CONVECTIVE DEVLOPMENT WILL CONTINUE WITH MAIN CONCERN FOR STRONG STRAIGHT LINE WINDS AND MAINLY SMALL HAIL. CONVECTION NOW ALONG E-W BNDRY WILL TRANSITION TO THE INTERIOR AS WEST COAST BREEZE MOVES INLAND RATHER RAPIDLY WITH 15 KT SW-W FLOW JUST ABV THE SFC. (PERFORMED A LITTLE MORE IN DEPTH RAOB ANLYS/MESO DISC IN MIAAFDMLB ...USERS WILL WANT TO ALSO REFER TO THAT PRODUCT AS WELL.) EARLY CONVECTION WILL REQUIRE AN UPDATE TO ZONES AND COASTALS WITH HIGHER COVERAGE OF STORMS AND REMOVAL OF TIMING AS IT IS ALREADY UNDERWAY. && .MARINE...GRADIENT WINDS ARE EXPECTED TO REMAIN AOB 15 KTS...EXCEPT HIGHER MUCH GUSTS POSSIBLE WITH ANY CONVECTION. && .FIRE WEATHER...BASED UPON CURRENT METARS AND 12Z RAOB DATA... CRITICAL RH DURATION THRESHOLDS LOOK LIKE THEY WONT BE MET OVER THE INTERIOR COUNTIES. MAY FLIRT WITH RH NEAR 35%...BUT DONT THINK TEMP/DEW PT SPREADS WILL GET LARGE FAST ENOUGH TO ACHIEVE SIGNIF DURATION. && .TBW WATCHES/WARNINGS/ADVISORIES...NONE. && BLOTTMAN/CRISTALDI
Hazardous weather outlook, Jun 2, 5:00 AM EDT, 5 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 5 AM EDT WED JUN 2 2004 FLZ039-042-043-048>052-055>057-060>062-065-021400- CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE- LEVY-MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER- 5 AM EDT WED JUN 2 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST FLORIDA. .DAY ONE...TODAY: CHANCES FOR AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE INCREASING TODAY. THE BEST CHANCES FOR SHOWERS AND THUNDERSTORMS WILL BE WELL INLAND LATER THIS AFTERNOON AND EVENING...GENERALLY EAST OF A LINE FROM LAKELAND...IN WESTERN POLK COUNTY...SOUTHWARD TO FORT MYERS...IN LEE COUNTY. ALTHOUGH SEVERE THUNDERSTORMS ARE NOT EXPECTED TODAY...ALL THUNDERSTORMS ARE CAPABLE OF PRODUCING DEADLY CLOUD TO GROUND LIGHTNING. WHEN SKIES DARKEN...MOVE INDOORS. IN ADDITION...HOT HUMID CONDITIONS ARE EXPECTED AGAIN TODAY...WHICH WILL CREATE AFTERNOON HEAT INDICES NEAR 100 DEGREES. IF OUTDOORS... DRINK PLENTY OF FLUIDS...AND STAY OUT OF THE DIRECT SUNLIGHT AS MUCH AS POSSIBLE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY: MORE TYPICAL RAIN CHANCES ARE EXPECTED...WITH SCATTERED MAINLY AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS ACROSS THE ENTIRE REGION THROUGH TUESDAY.
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 9:24 AM EDT | Special Marine Warning | TBW | 2 hr | |
| Jun 2, 1:44 PM EDT | Severe Thunderstorm Warning | TBW | Hernando | 46 min |
| Jun 2, 2:01 PM EDT | Severe Thunderstorm Warning | TBW | Pasco | 44 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2004Every severe thunderstorm warning in 2004
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.