Alert archive / Florida / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 67, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jul 19, 2004, 2:45 PM EDT for Broward County, Florida. It was in force for 30 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 19, 2004, 2:45 PM EDT (18:45 UTC)
- Expired
- Jul 19, 2004, 3:15 PM EDT
- In force
- 30 min
- Issued by
- NWS Miami, FL
- Area
- Counties, with a storm outline in the text
County Broward County, FL
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 12:00Z, 6.8 hours before the alert went out and 36 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
- 965 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 879 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 78 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 191845 CCA SVRMIA FLC011-191915- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED NATIONAL WEATHER SERVICE MIAMI FL 242 PM EDT MON JUL 19 2004 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN BROWARD COUNTY IN SOUTH FLORIDA. * UNTIL 315 PM EDT * AT 242 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER PEMBROKE PINES...MOVING NORTHEAST AT 25 MPH. * THE STORM WILL AFFECT... PEMBROKE PINES. COOPER CITY. PLANTATION. HOLLYWOOD. FORT LAUDERDALE. 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. LAT...LON 2604 8043 2589 8031 2622 7973 2643 7991 $$
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 19, 2:00 PM EDT, 45 minutes earlier.
Area forecast discussion, Jul 19, 2:00 PM EDT, 45 minutes before
SOUTH FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 200 PM EDT MON JUL 19 2004 .DISCUSSION...LATEST SFC AND 12Z UPR AIR ANALYSIS SHOWS UPR TROUGH DIGGING ALL THE WAY INTO THE CENTRAL GULF OF MEX WITH SFC RIDGE TO OUR SOUTH. ASSOCIATED UPR LVL DIVERGENCE ALONG WITH DEEP SWLY FLOW...PWAT ACROSS THE AREA ABOVE 2 INCHES PER 12Z SNDG AND LATEST GPSMET WATER VAPOR RETRIEVALS...DAY TIME HEATING...C-BRZS...AND OUTFLOWS ARE TAKING CARE OF THE REST. SO WILL KEEP CATEGORICAL POPS FOR THE REMAINDER OF THIS AFTERNOON...PARTICULARLY NORTHERN HALF... TAPERING THEN GRADUALLY FOR THE EVENING ALL THE WAY INTO THE SLIGHT CHC CATEGORY BY THE MORNING HOURS. LATEST MODEL RUNS CONTINUE TO SHOW TROUGH BEGINNING TO LIFT TOMORROW AS MID LVL RIDGE BUILD OVER THE AREA BY TOMORROW NIGHT. DESPITE THIS...AREA SHOULD CONTINUE OVER ITS INFLUENCE AND THAT COMBINED WITH PLENTY OF MOISTURE SHOULD BE ENOUGH TO KEEP POPS IN THE SCATTERED TO LIKELY RANGE...LOCALLY NUMEROUS TOMORROW. ON WEDNESDAY TROUGH MOVE OFFSHORE OFF THE MID ATLANTIC STATES WITH MID LVL RIDGE BUILDING INTO THE CENTRAL GULF. THAT PATTERN CHANGES LITTLE THROUGH THE REMAINDER OF THE WEEK WITH SFC RIDGE WOBBLING ACROSS THE AREA. THIS SHOULD RESULT IN A GRADUAL TREND DOWN TO MORE CLIMO POPS BY THE LATTER PART OF THE WEEK AS DRIER AIRMASS SETTLES IN. TEMPWISE...WILL STAY GENERALLY CLOSE OR SLIGHTLY ABOVE GUIDANCE GIVEN PERSISTENT COLD BIAS OF 1 T 2 DEGREES FROM 12Z GUIDANCE PER RECENT VERIFICATION NUMBERS. && .MARINE... THROUGH TOMORROW...WE WILL REMAIN IN SWLY REGIME WITH SCEC FOR NORTH ATLANTIC WATERS DUE TO WIND SPDS OF 15 TO 20 KNOTS...ELSEWHERE WINDS SHOULD GENERALLY REMAIN AT LESS THAN 15 KNOTS. FROM THE MIDDLE PART OF THE WEEK AND THROUGH THE EXTENDED...WINDS SHOULD REMAIN IN THE LIGHT CATEGORY AS WE REMAIN UNDER THE INFLUENCE OF A LOW LVL RIDGE ACROSS SOUTH FLORIDA. && .FIRE WEATHER... WITH EXPECTED WET WEATHER...NO CONCERNS AT PRESENT. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 75 90 73 90 / 60 60 40 40 FORT LAUDERDALE 76 90 75 90 / 50 50 40 50 MIAMI 75 90 76 91 / 50 50 40 50 NAPLES 78 87 77 90 / 60 60 40 50 && .MFL WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. GM...NONE. && PS
Hazardous weather outlook, Jul 19, 4:52 AM EDT, 9 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MIAMI FL 452 AM EDT MON JUL 19 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA FLZ063-066>075-192200- BROWARD METROPOLITAN-DADE METROPOLITAN-EASTERN COLLIER-GLADES-HENDRY- MAINLAND MONROE-PALM BEACH EASTERN-PALM BEACH WESTERN- WESTERN BROWARD-WESTERN COLLIER-WESTERN DADE- 452 AM EDT MON JUL 19 2004 .DAY ONE...TODAY A LOW PRESSURE TROUGH WILL CONTINUE TO BE SITUATED ACROSS NORTH FLORIDA TODAY. A MOIST SOUTHWESTERLY FLOW AHEAD OF THIS FEATURE WILL SEND BANDS OF SHOWERS WITH EMBEDDED THUNDERSTORMS ACROSS SOUTH FLORIDA TODAY. ALTHOUGH THE MOVEMENT OF THE SHOWERS AND STORMS WILL BE RATHER QUICK...A FEW AREAS COULD SEE LOCALLY HEAVY RAINFALL AMOUNTS...DUE TO ACTIVITY MOVING OVER THE SAME AREAS. 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...TUESDAY THROUGH SUNDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
In the hours before
Special weather statement, Jul 19, 11:25 AM EDT, 3 hours 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 1125 AM EDT MON JUL 19 2004 FLZ072-191545- BROWARD METROPOLITAN- 1125 AM EDT MON JUL 19 2004 AT 1124 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER PEMBROKE PINES MOVING NORTHEAST AT 20 MPH. THIS STORM WILL PRODUCE HEAVY DOWNPOURS AND BRIEF WIND GUSTS AROUND 40 MPH. LOCATIONS IN THE PATH OF THIS STORM INCLUDE DAVIE...COOPER CITY...PLANTATION...OAKLAND PARK AND POMPANO. RESIDENTS NEAR THE PATH OF THIS STORM SHOULD REMAIN ALERT FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS. STAY INDOORS UNTIL THE STORM HAS PASSED.
Local storm report, Jul 19, 12:12 PM EDT, 2 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1212 PM EDT MON JUL 19 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
&&
TWLocal storm report, Jul 19, 12:13 PM EDT, 2 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1213 PM EDT MON JUL 19 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
1154 AM MARINE TSTM WIND POMPANO BEACH 26.23N 80.12W
07/19/2004 45 MPH BROWARD FL OFFICIAL NWS OBS
&&
TWSpecial weather statement, Jul 19, 12:21 PM EDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 1221 PM EDT MON JUL 19 2004 FLZ066-067-191700- HENDRY-PALM BEACH WESTERN- 1221 PM EDT MON JUL 19 2004 ...STRONG THUNDERSTORMS OVER HENDRY AND WESTERN PALM BEACH COUNTIES... STRONG THUNDERSTORMS WILL CONTINUE TO MOVE NORTHEAST OVER LAKE OKEECHOBEE AND COMMUNITIES ALONG THE SOUTHERN SHORES THROUGH 1 PM. THE STORMS WILL PRODUCE WIND GUSTS AROUND 40 MPH AS THEY MOVE THROUGH CLEWISTON...SOUTH BAY AND BELLE GLADE. RESIDENTS NEAR THE PATH OF THESE STORMS SHOULD REMAIN ALERT FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS. STAY INDOORS UNTIL THE STORMS HAVE PASSED.
Special weather statement, Jul 19, 2:15 PM EDT, 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 215 PM EDT MON JUL 19 2004 FLZ073-074-191900- DADE METROPOLITAN-WESTERN DADE- 215 PM EDT MON JUL 19 2004 A BAND OF STRONG THUNDERSTORMS WILL MOVE ACROSS EASTERN MIAMI-DADE COUNTY THROUGH 3 PM. THE STORMS WILL PRODUCE BRIEF WIND GUSTS TO 40 MPH FROM MIAMI LAKES TO CORAL GABLES AND AREAS TO THE EAST. FREQUENT LIGHTNING STRIKES AND HEAVY DOWNPOURS WILL ALSO ACCOMPANY THE STORMS AS THEY MOVE EAST AT 20 MPH. RESIDENTS NEAR THE PATH OF THESE STORMS SHOULD REMAIN ALERT FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS. STAY INDOORS UNTIL THE STORMS HAVE PASSED.
Local storm report, Jul 19, 2:24 PM EDT, 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
224 PM EDT MON JUL 19 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0158 PM TSTM WND GST 3 N CUTLER RIDGE 25.64N 80.36W
07/19/2004 65 MPH MIAMI-DADE FL TRAINED SPOTTER
&&
TWThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 11:36 AM EDT | Special Marine Warning | MFL | 54 min | |
| Jul 19, 11:44 AM EDT | Special Marine Warning | MFL | 61 min | |
| Jul 19, 1:35 PM EDT | Special Marine Warning | MFL | 55 min | |
| Jul 19, 1:49 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 26 min |
| Jul 19, 2:42 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 33 min |
| Jul 19, 3:03 PM EDT | Special Marine Warning | MFL | 57 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.