Alert archive / Florida / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 51, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jul 8, 2004, 9:03 PM EDT for Hendry 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
- Jul 8, 2004, 9:03 PM EDT (01:03 UTC)
- Expired
- Jul 8, 2004, 9:30 PM EDT
- In force
- 27 min
- Issued by
- NWS Miami, FL
- Area
- Counties, with a storm outline in the text
County Hendry County, FL
The radar
The Miami radar (KAMX), 151 km from the middle of the area, began a volume at 01:06 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
Miami, FL (KMFL), launched 00:00Z, 1.1 hours before the alert went out and 143 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
- 92 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1889 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 16 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 KMFL 090103 SVRMIA FLC051-090130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 903 PM EDT THU JUL 8 2004 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN HENDRY COUNTY IN SOUTH FLORIDA. * UNTIL 930 PM EDT * AT 903 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STORM CAPABLE OF PRODUCING LARGE HAIL...AND DAMAGING WINDS 10 MILES SOUTH OF LA BELLE...MOVING NORTHWEST AT 10 MPH. * THE STORM WILL AFFECT... LA BELLE. SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...DAMAGING HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAINFALL. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. LAT...LON 2653 8131 2676 8134 2676 8155 2654 8156 $$ JBL
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 Miami, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 8, 7:55 PM EDT, 1 hour 8 minutes earlier.
Area forecast discussion, Jul 8, 7:55 PM EDT, 1 hour 8 minutes before
SOUTH FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 755 PM EDT THU JUL 8 2004 .UPDATE...RIDGING SURFACE AND ALOFT SITUATED OVER THE NORTHERN SECTIONS OF SOUTH FLORIDA. MEAN FLOW IS TOWARDS THE NORTHWEST AND SHOULD STAY THIS WAY FOR A WHILE. DRIER PWATS HAVE SPREAD NORTHWARD SINCE YESTERDAY. GPS READINGS SHOW A LOW OF .9 AT MIA TO A HIGH OF 1.45 NEAR NAPLES. 88-D PAINTS SCATTERED CONVECTION OVER COLLIER COUNTY WHERE THE HIGHEST MOISTURE IS. HAVE ALREADY UPDATED ZFP TO REMOVE REST OF THIS AFTERNOON WORDING...ADJUST POPS SLIGHTLY IN THE WESTERN SECTIONS AND MODIFY GRIDS FOR TEMPS...DEWPOINTS AND WIND. NO MAJOR CHANGES PLANNED FOR THE CWF. .PREVIOUS DISCUSSION...UPPER RIDGE WILL REBUILD TO THE NORTH OVER THE SE U.S. NEXT 48 HOURS AS TROUGH OVER THE N ATL MOVES FARTHER TO THE NE. THIS WILL ALLOW SURFACE RIDGE TO ALSO BUILD BACK TO THE N RESULTING IN ANY CONVECTION TO BE STEERED AWAY FROM E CST (NOT THAT THERE HAS BEEN ANY TO SPEAK OF ANYHOW). DRIER AIR THAT HAS BEEN PLEGGING UPPER LEVELS STILL IN PLACE WITH PWATS STILL AOB 1.3 INCHES. THIS INDICATIVE IN MORNING SOUNDINGS FROM NASSAU THROUGH S FLA. NO CHANGES SEEN FOR FRIDAY AND WITH NO SHRA PAST FEW DAYS OVER THE ATL AND WITH SE FLOW SETTING UP HAVE DECIDED TO LOWER POPS FOR E CST AND KEEP ALL ACTION INTERIOR AND W CST. EARLIER WAVE THAT WAS FORECAST TO MOVE ACROSS THE REGION FRI NIGHT INTO SAT IS NOW A FIGMENT OF OUR IMAGINATION AS THE AXIS WILL REMAIN S. SO THE HOT, DRY SUMMER CONTINUES. IN THE EXTENDED, UPSTREAM TROUGH WILL EXIT E SEABOARD ALLOWING SURFACE RIDGE TO SHIFT S AGAIN. GFS DID INDEED BACK OFF ON THE FARTHER MOVEMENT AND HAS IT NOW STALLING OVER S FLORIDA JUST S OF LAKE OKEE. NO OTHER SIGNS OF TROPICAL SYSTEMS SO CONVECTIVE COVERAGE WILL REMAIN SCT AT BEST. && .MARINE...SURFACE RIDGE MEANDERING N AND S THROUGH THE PERIOD WILL RESULT IN FLAT SEAS INTO NEXT WEEK. && .FIRE WEATHER...NO FORESEEN PROBLEMS WITH HIGH DEW POINTS CONTINUING. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 75 90 77 91 / - - 20 20 FORT LAUDERDALE 79 89 80 90 / - - 20 20 MIAMI 79 91 80 91 / - - 20 20 NAPLES 73 92 75 92 / 10 30 20 40 && .MFL WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. GM...NONE. &&
Hazardous weather outlook, Jul 8, 9:00 AM EDT, 12 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MIAMI FL 900 AM EDT THU JUL 8 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA FLZ068-072-074-082000- BROWARD METROPOLITAN-DADE METROPOLITAN-PALM BEACH EASTERN- 900 AM EDT THU JUL 8 2004 .DAY ONE...TODAY ...ISOLATED THUNDERSTORMS INLAND EAST COAST METRO AREAS TODAY... ...HEAT INDICES 105 TO 110 EAST METRO AREAS THIS AFTERNOON... SHOWERS AND THUNDERSTORMS WILL BE ISOLATED OVER THE INLAND AREAS THIS AFTERNOON ALONG THE EAST COAST SEA BREEZE. THE PRIMARY THREAT FROM THESE STORMS WILL BE OCCASIONAL LIGHTNING STRIKES...AND BRIEF LOCALLY HEAVY RAINFALL ALONG WITH GUSTY WINDS TO 35 MPH. THE HEAT INDICES GET INTO THE 105 TO 110 RANGE THIS AFTERNOON. ADDITIONAL INFORMATION AND DETAILED GRAPHICS CAN BE FOUND ON THE NATIONAL WEATHER SERVICE WEB SITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEB SITE AT ELTIEMPOENMIAMI.INFO. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. FLZ067-070-071-073-075-082000- EASTERN COLLIER-MAINLAND MONROE-PALM BEACH WESTERN-WESTERN BROWARD- WESTERN DADE- 900 AM EDT THU JUL 8 2004 .DAY ONE...TODAY ...SCATTERED THUNDERSTORMS OVER INTERIOR REGIONS OF SOUTH FLORIDA... ...HEAT INDICES 110 TO 115 OVER INTERIOR REGIONS OF SOUTH FLORIDA... SHOWERS AND THUNDERSTORMS WILL BECOME SCATTERED OVER THE INTERIOR AREAS OF SOUTH FLORIDA THIS AFTERNOON ALONG BOTH SEA BREEZES. THE PRIMARY THREAT FROM THESE STORMS WILL BE OCCASIONAL LIGHTNING STRIKES...AND BRIEF LOCALLY HEAVY RAINFALL ALONG WITH GUSTY WINDS TO 35 MPH. THE HEAT INDICES GET INTO THE 110 TO 115 RANGE THIS AFTERNOON. ADDITIONAL INFORMATION AND DETAILED GRAPHICS CAN BE FOUND ON THE NATIONAL WEATHER SERVICE WEB SITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEB SITE AT ELTIEMPOENMIAMI.INFO. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. FLZ063-066-082000- GLADES-HENDRY- 900 AM EDT THU JUL 8 2004 .DAY ONE...TODAY ...FEW STRONG STORMS LATE TODAY OVER NORTHWEST SOUTH FLORIDA... ...HEAT INDICES 110 TO 115 OVER INTERIOR REGIONS OF SOUTH FLORIDA... THE WEST COAST AND EAST COAST SEA BREEZES SHOULD DEVELOP THIS AFTERNOON AND PUSH INLAND WITH SCATTERED SHOWERS AND THUNDERSTORMS DEVELOPING ALONG THE SEA BREEZES. WHERE THE SEA BREEZES AND LAKE BREEZES COLLIDE LATE THIS AFTERNOON OR EVENING...A FEW OF THE STORMS COULD BECOME STRONG. THE PRIMARY THREAT FROM THE STRONG STORMS ARE SMALL HAIL...WIND GUSTS UP TO 40 MPH...FREQUENT CLOUD TO GROUND LIGHTING STRIKES...AND LOCALLY HEAVY RAINFALL. THE HEAT INDICES GET INTO THE 110 TO 115 RANGE THIS AFTERNOON. ADDITIONAL INFORMATION AND DETAILED GRAPHICS CAN BE FOUND ON THE NATIONAL WEATHER SERVICE WEB SITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEB SITE AT ELTIEMPOENMIAMI.INFO. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. FLZ069-082000- WESTERN COLLIER- 900 AM EDT THU JUL 8 2004 .DAY ONE...TODAY ...SCATTERED THUNDERSTORMS INLAND WEST COAST METRO AREAS TODAY... ...HEAT INDICES 105 TO 110 THIS AFTERNOON WEST COAST AREAS... SHOWERS AND THUNDERSTORMS WILL BECOME SCATTERED OVER THE INLAND WEST COAST METRO AREAS THIS AFTERNOON ALONG THE WEST COAST SEA BREEZE. THE PRIMARY THREAT FROM THESE STORMS WILL BE OCCASIONAL LIGHTNING STRIKES...AND BRIEF LOCALLY HEAVY RAINFALL ALONG WITH GUSTY WINDS TO 35 MPH. THE HEAT INDICES GET INTO THE 105 TO 110 RANGE THIS AFTERNOON. ADDITIONAL INFORMATION AND DETAILED GRAPHICS CAN BE FOUND ON THE NATIONAL WEATHER SERVICE WEB SITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEB SITE AT ELTIEMPOENMIAMI.INFO. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
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.