1 lightning, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 Miami, FL wrote its last area forecast discussion before the first event at Apr 12, 2:05 AM EST, 6 hours 25 minutes earlier.
SOUTH FLORIDA AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 305 AM EDT MON APR 12 2004 .DISCUSSION...GFS SEEMS TO BE HANDLING SITUATION FAIRLY WELL WHILE MESO-ETA SEEMS TO BE NEARLY CLUELESS. I WAS ABOUT TO IGNORE GFS STRONG WIND FIELDS BUT 05Z AND 06Z BUOYS MATCHING VERY WELL WITH GFS FORECAST SO WILL NOT VEER TOO FAR AWAY FROM IT. LARGE MCS OVER GULF CONTINUES TO TRACK EASTWARD AND GFS HAS IT MOVING INTO THE PENINSULA BY 12Z WITH NEW DEVELOPMENT TO THE SW THAT MOVES ONSHORE BY 18Z. ALSO GOOD THETA-E RIDGE DEVELOPS ACROSS SOUTH FLORIDA ALONG WITH SURFACE WINDS REMAINING S TO SE SO DECENT SURFACE INFLOW. IN ADDITION, UPPER DIFFLUENCE ALSO IN PLACE SO ALL PARAMETERS IN PLACE FOR ACTIVE WX DAY FOR THE REGION. CATEGORICAL POPS WILL BE NEEDED FOR NORTHERN ZONES AND LIKELY ELSEWHERE WITH MENTION OF SOME SEVERE. MIGHT HAVE A TEMPORARY LULL TONIGHT BUT ANOTHER ROUND SLATED FOR TUESDAY AHEAD OF MAIN FRONT. COLD FRONT STLL PROGGED TO COME THROUGH TUESDAY EVENING WITH DIMINISHING CHANCES OF RAIN AND MUCH DRIER CONDITIONS WEDNESDAY THROUGH THE END OF THE WEEK. && .MARINE...AS MENTIONED IN ABOVE PARAGRAPH WILL GO CLOSER TO GFS THAN MESO-ETA WHICH MEANS WINDS OF 20 TO 25 KT OVER THE ATLANTIC AND NEAR 20 KT ON THE GULF SIDE. THIS NOT QUITE AS HIGH AS GFS AS IT SHOWS GALE FORCE BY 12Z BUT THEN QUICKLY BACKS OFF. WINDS BEGIN TO SLOWLY SUBSIDE TONIGHT INTO TUESDAY BEFORE SHIFTING TO THE NW BEHIND THE FRONT. SO SEAS REMAIN HIGH DUE TO INITIAL STRONGER WINDS AND THEN A DIRECTION OPPOSING GULF STREAM CURRENT. && .FIRE WEATHER...AMPLE MOISTURE IN THE GUISE OF WIDESPREAD RAIN WITH POTENTIAL SEVERE WEATHER TODAY AND POSSIBLY TUESDAY KEEP DEW POINTS /RH QUITE HIGH THE NEXT COUPLE OF DAYS. TRANSPORT WINDS INCREASE AND DSI MAY BROACH 70...BUT AS MENTIONED...WITH RH HIGH...NO HIGHLIGHTS. LATE TUESDAY NIGHT THE COLD FRONT MOVING THROUGH BRINGS COOLER AND DRIER AIR OVER THE AREA WEDNESDAY INTO THURSDAY. RH MAY NEAR 40 WEDNESDAY AND SURFACE WINDS MAY BE SUSTAINED AROUND 15 MPH...SOMETHING TO MONITOR. THURSDAY...WINDS DECREASE BUT RH LOWER WITH SOME UPPER 30S POSSIBLE NW INTERIOR. AGAIN...SOMETHING TO MONITOR. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 84 71 85 60 / 80 40 70 20 FORT LAUDERDALE 83 71 84 62 / 70 40 70 40 MIAMI 84 72 84 61 / 70 40 70 40 NAPLES 80 71 77 62 / 70 60 70 20 && .MFL WATCHES/WARNINGS/ADVISORIES... SCA ALL WATERS EXCEPT LAKE OKEECHOBEE. && BRABANDER
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MIAMI FL 851 AM EDT MON APR 12 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA FLZ063-066>075-122107- BROWARD METROPOLITAN-DADE METROPOLITAN-EASTERN COLLIER-GLADES-HENDRY- MAINLAND MONROE-PALM BEACH EASTERN-PALM BEACH WESTERN- WESTERN BROWARD-WESTERN COLLIER-WESTERN DADE- 851 AM EDT MON APR 12 2004 .DAY ONE...TODAY ...SEVERE THUNDERSTORM WATCH UNTIL 1100 AM EDT... ...MODERATE RISK OF RIP CURRENTS ALL BEACHES TODAY... WIDESPREAD THUNDERSTORMS OVER EASTERN PORTIONS OF SOUTH FLORIDA THIS MORNING. THUNDERSTORMS WILL REDEVELOP OVER MOST OF SOUTH FLORIDA DURING THE AFTERNOON. SOME OF THE THUNDERSTORMS WILL BECOME SEVER WITH DAMAGING WINDS AND HAIL. ISOLATED TORNADOES WILL ALSO BE POSSIBLE. STRONG SOUTHERLY WINDS OF 17 TO 22 MPH WILL CREATE A MODERATE RISK OF RIP CURRENTS AT THE BEACHES OF PALM BEACH...BROWARD...AND MIAMI-DADE AND COLLIER COUNTIES TODAY. 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. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS REQUESTED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... A COLD FRONT MOVING THROUGH SOUTH FLORIDA TUESDAY WILL ALLOW THUNDERSTORMS TO BECOME STRONG AGAIN ON TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE LIKELY.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 627 AM EDT MON APR 12 2004 FLZ063-066-069-070-075-121130- EASTERN COLLIER-GLADES-HENDRY-MAINLAND MONROE-WESTERN COLLIER- 627 AM EDT MON APR 12 2004 ...STRONG THUNDERSTORMS APPROACHING WEST COAST AND WESTERN INTERIOR... A LINE OF STRONG THUNDERSTORMS OVER THE COASTAL WATERS OF SOUTH FLORIDA WILL BE MOVING EAST AROUND 50 MPH...AND MOVE INTO THE WEST COAST...AND WESTERN INTERIOR REGIONS OF SOUTH FLORIDA THROUGH 730 AM. THE THUNDERSTORMS WILL PRODUCE WIND GUSTS UP TO 50 MPH...SMALL HAIL...CLOUD TO GROUND LIGHTNING STRIKES...AND HEAVY RAINFALL. THERE IS ALSO A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 AM FOR THIS REGION. STAY TUNE TO LOCAL MEDIA OR NOAA WEATHER RADIO FOR POSSIBLE WARNINGS ON THIS LINE OF STRONG THUNDERSTORMS. FOR ADDITIONAL INFORMATION VISIT THE MIAMI NATIONAL WEATHER SERVICE WEBSITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEBSITE AT ELTIEMPOENMIAMI.INFO. BAXTER
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 735 AM EDT MON APR 12 2004 FLZ067-068-071>074-121300- BROWARD METROPOLITAN-DADE METROPOLITAN-PALM BEACH EASTERN- PALM BEACH WESTERN-WESTERN BROWARD-WESTERN DADE- 735 AM EDT MON APR 12 2004 ...A LINE OF STRONG THUNDERSTORMS APPROACHING THE EAST COAST... A LINE OF STRONG THUNDERSTORMS OVER WESTERN INTERIOR REGIONS OF SOUTH FLORIDA WILL MOVE EAST BETWEEN 50 TO 55 MPH...AND WILL MOVE INTO THE EASTERN EVERGLADES BETWEEN 8 AND 830 AM. THE LINE WILL THEN MOVE INTO THE EASTERN METRO REGIONS OF SOUTH FLORIDA BETWEEN 830 AND 9 AM. THE LINE OF THUNDERSTORMS HAVE BEEN PRODUCING WIND GUSTS UP TO 55 MPH...SMALL HAIL...HEAVY RAINFALL...AND CLOUD TO GROUND LIGHTNING STRIKES. THERE IS ALSO A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 AM EDT FOR ALL OF SOUTH FLORIDA. STAY TUNE TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR POSSIBLE WARNINGS AS THIS LINE APPROACHES THE EAST COAST METRO REGION. FOR ADDITIONAL INFORMATION VISIT THE MIAMI NATIONAL WEATHER SERVICE WEBSITE AT MIAMIWEATHER.INFO. FOR INFORMATION IN SPANISH, VISIT OUR WEBSITE AT ELTIEMPOENMIAMI.INFO. BAXTER
The Miami radar (KAMX), 115 km away, was scanning. The volume nearest the first event began at 13:27 UTC.
1 lightning. Local standard time, as filed.
A lightning strike at Palm Beach International Airport tore a 4" x 18" hole in the runway causing the closure of the airport for one hour.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2004Every state in 2004This day in weather historyWarnings in Florida, April 2004
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: 5383716.