Alert archive / Florida / Flash Flood Warnings in 2003
Flash Flood Warning 8, NWS Miami, FL
NWS Miami, FL issued this flash flood warning at Sep 29, 2003, 3:00 PM EDT for Collier County, Florida. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 29, 2003, 3:00 PM EDT (19:00 UTC)
- Expired
- Sep 29, 2003, 6:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Miami, FL
- Area
- Counties, with a storm outline in the text
County Collier County, FL
The radar
The Miami radar (KAMX), 128 km from the middle of the area, began a volume at 19:01 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.
The nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 7.0 hours before the alert went out and 130 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
- 355 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS52 KMFL 291900 FFWMIA FLC021-292200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MIAMI FL 300 PM EDT MON SEP 29 2003 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL COLLIER COUNTY IN SOUTHWEST FLORIDA * UNTIL 6 PM EDT * AT 248 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT MORE MODERATE TO VERY HEAVY RAIN WILL CONTINUE TO MOVE FROM THE GULF WATERS OF SOUTH FLORIDA NORTHEAST INTO WESTERN COLLIER COUNTY THROUGH 6 PM. RAINFALL AMOUNTS SINCE THIS MORNING HAS BEEN BETWEEN 6 TO 8 INCHES OVER WESTERN COLLIER COUNTY...AND ADDITIONAL RAINFALL AMOUNTS BETWEEN 2 TO 4 INCHES WILL OCCUR WITH THESE SHOWERS MOVING IN FROM THE GULF OF MEXICO. LAW ENFORCEMENT OFFICE IS STILL INDICATING THIS AFTERNOON THAT SEVERAL ROADS ARE STILL IMPASSABLE ALONG WITH SOME FLOODING IN HOMES AND BUSINESS OVER THE NAPLES AREA. THERE IS ALSO A FLOOD WATCH IN AFFECT FOR WESTERN COLLIER COUNTY UNTIL 11 PM. DO NOT DRIVE YOUR VEHICLE THROUGH AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER MAY OBSCURE DEEP CANALS OR PONDS. A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO A SAFER LOCATION IMMEDIATELY. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT 305 229 4522 TO REPORT FLOODING. LAT...LON 2634 8136 2590 8133 2596 8179 2631 8183 $$ BAXTER
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 29, 10:20 AM EDT | Flash Flood Warning | MFL | Collier | 100 min |
| Sep 29, 10:43 AM EDT | Special Marine Warning | MFL | 62 min | |
| Sep 29, 11:40 AM EDT | Special Marine Warning | MFL | 65 min | |
| Sep 29, 11:53 AM EDT | Flash Flood Warning | MFL | Collier | 3 hr |
| Sep 29, 4:33 PM EDT | Special Marine Warning | MFL | 117 min | |
| Sep 29, 4:54 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 36 min |
| Sep 29, 4:56 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 34 min |
| Sep 29, 5:09 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 36 min |
| Sep 29, 6:00 PM EDT | Flash Flood Warning | MFL | Collier | 3 hr |
| Sep 29, 6:50 PM EDT | Special Marine Warning | MFL | 85 min | |
| Sep 29, 7:07 PM EDT | Special Marine Warning | MFL | 38 min |
Nearby
Flash Flood Warnings in Florida, 2003Every flash flood warning in 2003
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.