Alert archive / Florida / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 40, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 15, 2004, 2:57 PM EDT for Collier County, Florida. It was in force for 63 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 15, 2004, 2:57 PM EDT (18:57 UTC)
- Expired
- Jun 15, 2004, 4:00 PM EDT
- In force
- 63 min
- Issued by
- NWS Miami, FL
- Area
- Counties, with a storm outline in the text
County Collier County, FL
The radar
The Miami radar (KAMX), 120 km from the middle of the area, began a volume at 18:59 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 12:00Z, 7.0 hours before the alert went out and 127 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
- 2341 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- -80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
228 WUUS52 KMFL 151857 SVRMIA FLC021-152000- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 256 PM EDT TUE JUN 15 2004 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN COLLIER COUNTY IN SOUTH FLORIDA. * UNTIL 400 PM EDT * AT 256 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STORM CAPABLE OF PRODUCING DAMAGING WINDS 20 MILES EAST OF MARCO ISLAND...MOVING WEST AT 20 MPH. * THE STORM WILL AFFECT... COPELAND BY 255 PM EDT. ROYAL PALM HAMMOCK BY 330 PM EDT. GOODLAND BY 340 PM EDT. BELLE MEADE BY 350 PM EDT. MARCO ISLAND BY 355 PM EDT. SOUTH NAPLES BY 400 PM EDT. 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 2585 8133 2603 8131 2615 8186 2588 8190 $$ HANDEL
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 Jun 15, 2:10 PM EDT, 47 minutes earlier.
Area forecast discussion, Jun 15, 2:10 PM EDT, 47 minutes before
SOUTH FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 210 PM EDT TUE JUN 15 2004 .DISCUSSION...VERY LITTLE CHANGE IS FORECAST TO OCCUR ACROSS SOUTH FLORIDA INTO EARLY NEXT WEEK. WITH SOUTHEAST FLOW IN PLACE RAINFALL WILL CONTINUE TO FAVOR INTERIOR/WEST ZONES EACH AFTERNOON. A FEW SHOWERS OR STORMS WILL OCCASIONALLY MOVE ONSHORE EAST COAST OR DEVELOP OVER WESTERN METRO AREAS BEFORE MOVING INTO THE EVERGLADES. SLIGHT DIFFERENCES IN WIND FLOW CHARACTERISTICS CAN PRODUCE NOTICEABLE CHANGES IN THE PATTERN OF RAINFALL OVER THE EASTERN METRO AREAS THIS TIME OF YEAR. DONT SEE ANYTHING IN CURRENT NUMERICAL GUIDANCE THAT WOULD NECESSITATE RAISING POPS IN THESE ZONES AT THIS TIME. TEMPERATURES WILL REMAIN ABOUT NORMAL. && .MARINE...WINDS WILL CONTINUE LIGHT SOUTHEAST THROUGH THE WEEKEND. NO HEADLINES. && .FIRE WEATHER...NO CONCERNS. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 78 89 78 88/ 20 20 20 20 FORT LAUDERDALE 80 88 79 87/ 20 20 20 20 MIAMI 78 89 78 88/ 20 20 20 20 NAPLES 75 92 74 92/ 30 50 30 40 && .MFL WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. GM...NONE. &&
Hazardous weather outlook, Jun 15, 11:44 AM EDT, 3 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK...RETRANSMITTED NATIONAL WEATHER SERVICE MIAMI FL 1144 AM EDT TUE JUN 15 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA FLZ068-072-074-152200- BROWARD METROPOLITAN-DADE METROPOLITAN-PALM BEACH EASTERN- 842 AM EDT TUE JUN 15 2004 .DAY ONE...TODAY ...HIGH RISK OF WATERSPOUTS... SHOWERS MOVING ACROSS THE ATLANTIC WATERS IN LIGHT EAST TO SOUTHEAST WINDS WILL RESULT IN A HIGH RISK OF WATERSPOUTS DEVELOPING OVER THE ATLANTIC WATERS AND BISCAYNE BAY TODAY. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED...THOUGH MARINE REPORTS OF ANY WATERSPOUTS WOULD BE APPRECIATED. FLZ063-066-067-069>071-073-075-152200- EASTERN COLLIER-GLADES-HENDRY-MAINLAND MONROE-PALM BEACH WESTERN- WESTERN BROWARD-WESTERN COLLIER-WESTERN DADE- 842 AM EDT TUE JUN 15 2004 .DAY ONE...TODAY ...HIGH RISK OF LIGHTNING IN POSSIBLE STRONG THUNDERSTORMS... ...HEAT INDICES 105 TO 109... SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN DURING THE AFTERNOON HOURS MOSTLY OVER INTERIOR AND WESTERN SECTIONS OF SOUTH FLORIDA. THE MAIN THREAT WITH THESE STORMS WILL BE LOCALLY HEAVY RAINFALL...FREQUENT CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH. MAXIMUM AFTERNOON TEMPERATURES ARE EXPECTED TO REACH THE MID 90S ACROSS THE INTERIOR AND WEST SECTIONS. THE COMBINATION OF THESE HIGH TEMPERATURES WITH HIGH HUMIDITY VALUES WILL RESULT IN HEAT INDICES RANGING FROM 105 TO 109. IF GOING OUTDOORS...DRINK PLENTY OF FLUIDS AND AVOID STRENUOUS ACTIVITY DURING THE HOTTEST PART OF THE DAY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH MONDAY DURING THE SUMMER IN SOUTH FLORIDA...THE DEVELOPMENT OF AFTERNOON THUNDERSTORMS ARE NEARLY A DAILY OCCURRENCE. LIGHTNING STRIKES WILL BE SOMETHING TO BE AWARE OF EACH DAY. NO OTHER HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... LIMITED SPOTTER ACTIVATION MAY BE NECESSARY THIS AFTERNOON. HANDEL
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 2:35 PM EDT | Special Marine Warning | MFL | 55 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.