Alert archive / Florida / Flash Flood Warnings in 1999
Flash Flood Warning 8, NWS Melbourne, FL
NWS Melbourne, FL issued this flash flood warning at Oct 16, 1999, 4:50 AM EDT for Indian River 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 counties it named.
The facts
- Issued
- Oct 16, 1999, 4:50 AM EDT (08:50 UTC)
- Expired
- Oct 16, 1999, 8:00 AM EDT
- In force
- 3 hr
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Indian River County, FL
The radar
The Melbourne radar (KMLB), 47 km from the middle of the area, began a volume at 08:50 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
Cape Canaveral, FL (KXMR), launched 00:00Z, 8.8 hours before the alert went out and 86 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
- 1017 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 730 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMLB 160854 FFWMLB FLC061-161200- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 450 AM EDT SAT OCT 16 1999 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A * FLOOD WARNING FOR... INDIAN RIVER COUNTY IN EAST CENTRAL FLORIDA * UNTIL 800 AM EDT * AT 455 AM... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN AFFECTING INDIAN RIVER COUNTY. THE RAIN BANDS WERE ROTATING SOUTHWEST AT 20 MPH. * PERIODS OF TORRENTIAL RAINFALL WILL CONTINUE TO ROTATE ONSHORE FROM THE ATLANTIC AND AFFECT MUCH OF INDIAN RIVER COUNTY THROUGH 7 AM. AN ADDITIONAL ONE TO THREE INCHES OF RAIN CAN BE EXPECTED DURING THIS PERIOD OF TIME. RAIN SHOULD BEGIN TO DECREASE IN INTENSITY AFTER 7 OR 8 AM. INDIAN RIVER COUNTY SHERIFFS OFFICE REPORTS NUMEROUS ROADS EXPERIENCING FLOOD PROBLEMS. THE ADDITIONAL RAINFALL WILL ONLY COMPOUND THESE PROBLEMS...AND COULD CAUSE SOME DRAINAGE DITCHES OR OTHER WATER LEVELS TO RISE TO DANGEROUS LEVELS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. && SPRATT &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Melbourne, FL wrote its last area forecast discussion before this flash flood warning went out at Oct 16, 3:30 AM EDT, 1 hour 20 minutes earlier.
Area forecast discussion, Oct 16, 3:30 AM EDT, 1 hour 20 minutes before
EAST CENTRAL FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MELBOURNE FL 330 AM EDT SAT OCT 16 1999 TODAY...IRENE WILL CONTINUE TO MOVE NORTH-NORTHEAST TODAY FROM NEAR JUPITER EARLY THIS AM OFFSHORE. MAIN FORECAST PROBLEMS TODAY WILL BE WIND SPEED FORECAST...INLAND FLOOD POSSIBILITY AND TIMING THE SYSTEM OUT OF THE FA. FOR NOW...WILL CONTINUE WITH FLOOD WATCH FOR THE FA DUE TO THE PROXIMITY OF IRENE. RAIN BANDS CONTINUE TO SHIFT NORTHWEST AND WEST INTO THE FA FROM BREVARD COUNTY SOUTHWARD. AS FAR AS WINDS ARE CONCERNED...BASED ON SPOTTER REPORTS AND AREA SURFACE OBS...WILL LOWER HIGH WIND WARNING TO A WIND ADVISORY FOR THE INLAND COUNTIES AND LET TROPICAL STORM WARNING HANDLE THE COASTAL COUNTIES. TONIGHT/SUNDAY...AS IRENE PULLS AWAY FROM THE FLORIDA PENINSULA... EXPECT STRONG SUBSIDENCE TO BUILD IN. SOME DRIER AIR ALREADY FILTERING INTO THE WEST PENINSULA...TREND SHOULD CONTINUE EASTWARD. PLAN TO KEEP SCT POPS OVERNIGHT...WITH MINIMAL...IF ANY...POPS ON SUNDAY. WINDS DIMINISHING AND SHIFTING TO THE W/NW. WITH SW WINDS AND SUPPRESSION IN PLACE ON SUNDAY...TEMPS WILL BE ABOVE CLIMO. EXTENDED...HIGH PRESSURE RIDGE WILL BUILD ACROSS THE MIDWEST AND APPALACHIANS...TURNING WINDS BACK TO THE NORTH AND NORTHEAST ON TUESDAY. WILL SEPARATE MONDAY AND KEEP IT DRY. MODELS BRINGING DRY AIR IN WITH THE APPROACHING RIDGE...BUT AM HESISTANT TO GO COMPLETELY DRY WITH AN ONSHORE WIND COMPONENT. WILL COMPROMISE AND INTRODUCE SMALL POPS ON TUESDAY...BUT NOTHING MORE UNTIL SITUATION RESOLVES ITSELF. .MARINE...WINDS AND SEAS INCREASING AS CENTER OF IRENE MOVES ACROSS SRN LEG. BUOY 009 MEASURING TROPICAL STORM FORCE WINDS WITH 16 FT SEAS. NO WX SPOTTER INDICATION OF HURRICANE FORCE WINDS. WILL KEEP WINDS AND SEAS BELOW HURRICANE LEVEL ATTM...BUT A LATE INCREASE MAY BE NECESSECARY IF IRENE STRENGTHENS OVER THE GULFSTREAM. COORD WITH KTBW AND KJAX...THANKS FOR INPUT PRELIMINARY NUMBERS... DAB RB 082/072 086/069 081 81+42 MCO RB 082/073 087/070 084 81731 MLB RB 083/073 087/071 083 81+42 .MLB...TROPICAL STORM WARNING AND SMALL CRAFT REMAIN IN PORT FLAGLER BEACH TO JUPITER INLET. WIND ADVISORY INTERIOR COUNTIES TODAY. FLOOD WATCH ALL OF EAST CENTRAL FLORIDA TODAY. TROUTMAN/BRAGAW
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 16, 6:50 AM EDT | Flash Flood Warning | MLB | Brevard | 3 hr |
| Oct 16, 7:50 AM EDT | Flash Flood Warning | MLB | Indian River | 115 min |
| Oct 16, 9:50 AM EDT | Flash Flood Warning | MLB | Brevard | 3 hr |
| Oct 16, 10:02 AM EDT | Flash Flood Warning | MLB | Volusia | 6 hr |
Nearby
Flash Flood Warnings in Florida, 1999Every flash flood warning in 1999
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.