Alert archive / Florida / Flash Flood Warnings in 2016
Flash Flood Warning 1, NWS Melbourne, FL
NWS Melbourne, FL issued this flash flood warning at Oct 1, 2016, 7:54 PM EDT for Orange County, Seminole County, Florida. It was in force for 81 min. 4 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Oct 1, 2016, 7:54 PM EDT (23:54 UTC)
- Expired
- Oct 1, 2016, 9:15 PM EDT
- In force
- 81 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Orange County, FL, Seminole County, FL
The radar
The Melbourne radar (KMLB), 100 km from the middle of the area, began a volume at 23:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 1, 8:14 PM EDT | FLOOD | 4 W Azalea Park, FL | ORLANDO POLICE DEPARTMENT REPORTS WATER OVER THE ROAD AT THE INTERSECTION OF MILLS AVENUE AND COLONIAL DRIVE. |
| Oct 1, 8:20 PM EDT | FLOOD | 4 S Altamonte Springs, FL | RELAYED REPORT OF SEVERAL VEHICLES IN WATER IN THE LEE ROAD/EDGEWATER DRIVE AREA. |
| Oct 1, 8:20 PM EDT | FLOOD | 4 Wnw Altamonte Springs, FL | TRAINED SPOTTER MEASURED 3.0 INCHES OF RAIN IN JUST OVER AN HOUR AND WATER WAS APPROXIMATELY 6 INCHES DEEP AT THE INTERSECTION OF STATE RD 436 AND STATE RD 434. |
| Oct 1, 8:39 PM EDT | FLASH FLOOD | 5 Sw Fairview Shores, FL | ORANGE COUNTY FIRE RESCUE REPORTS THAT WESTBOUND COLONIAL DRIVE AT PINE HILLS ROAD HAS BEEN CLOSED OFF DUE TO FLOODING. SEVERAL ADDITIONAL INSTANCES OF WATER ENTERING CARS WERE ALSO REPORTED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 11.9 hours before the alert went out and 95 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
- 731 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 977 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- -22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
161
WGUS52 KMLB 012354
FFWMLB
FLC095-117-020115-
/O.NEW.KMLB.FF.W.0001.161001T2354Z-161002T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
754 PM EDT SAT OCT 1 2016
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN ORANGE COUNTY IN EAST CENTRAL FLORIDA...
SOUTHWESTERN SEMINOLE COUNTY IN EAST CENTRAL FLORIDA...
* UNTIL 915 PM EDT
* AT 750 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
ALREADY FALLEN, WITH WATER RISING RAPIDLY, ESPECIALLY IN URBAN
AREAS. WATER MAY BEGIN TO ENTER PROPERTIES IN THE AREA SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ORLANDO...SANFORD...APOPKA...ALTAMONTE SPRINGS AND OCOEE.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA BEFORE THE RAIN ENDS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. TURN AROUND...DON'T DROWN WHEN ENCOUNTERING
FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 2879 8153 2878 8142 2879 8141 2879 8132
2864 8124 2846 8135 2852 8156 2873 8157
$$
CRISTALDI2 follow-up statements
003
WGUS72 KMLB 020030
FFSMLB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
830 PM EDT SAT OCT 1 2016
FLC095-117-020115-
/O.CON.KMLB.FF.W.0001.000000T0000Z-161002T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ORANGE FL-SEMINOLE FL-
830 PM EDT SAT OCT 1 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR
NORTHWESTERN ORANGE AND SOUTHWESTERN SEMINOLE COUNTIES...
AT 830 PM EDT...DOPPLER RADAR SHOWED WIDESPREAD TORRENTIAL RAINFALL
IN THE WARNING AREA GREATLY DECREASING IN COVERAGE AND INTENSITY.
HOWEVER, LOCAL LAW ENFORCEMENT REPORTED SEVERAL OF THE MAJOR ROADS
SUCH AS LEE ROAD AT I-4 AND EDGEWATER DRIVE, AND COLONIAL AVE AND
MILLS ROAD, AS HAVING SIGNIFICANT AMOUNTS OF WATER COVERING THE
ROADS, MAKING IT DIFFICULT FOR VEHICLES TO PASS THROUGH SAFELY.
NO REPORTS OF WATER ENTERING HOMES OR BUSINESSES HAVE BEEN RECEIVED
THUS FAR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. TURN AROUND...DON'T DROWN WHEN ENCOUNTERING
FLOODED ROADS.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 2879 8153 2878 8142 2879 8141 2879 8132
2864 8124 2846 8135 2852 8156 2873 8157
$$
CRISTALDI060
WGUS72 KMLB 020050
FFSMLB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
850 PM EDT SAT OCT 1 2016
FLC095-117-020059-
/O.CAN.KMLB.FF.W.0001.000000T0000Z-161002T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ORANGE FL-SEMINOLE FL-
850 PM EDT SAT OCT 1 2016
...THE FLASH FLOOD WARNING FOR NORTHWESTERN ORANGE AND SOUTHWESTERN
SEMINOLE COUNTIES IS CANCELLED...
THE HEAVY RAIN HAS TAPERED OFF AND RAPID ONSET FLOODING IS NO LONGER
EXPECTED TO POSE A THREAT TO LIFE AND PROPERTY. HOWEVER, STANDING
WATER WILL REMAIN A CONCERN IN MANY AREAS FOR THE NEXT COUPLE OF
HOURS. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 2879 8153 2878 8142 2879 8141 2879 8132
2864 8124 2846 8135 2852 8156 2873 8157
$$
CRISTALDIThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 30, 9:07 PM EDT | Areal Flood Advisory | MLB | Brevard, Orange, Seminole, Volusia | 53 min |
| Oct 1, 6:18 PM EDT | Areal Flood Advisory | MLB | Volusia | 87 min |
| Oct 1, 6:51 PM EDT | Areal Flood Advisory | MLB | Orange, Osceola, Seminole | 114 min |
| Oct 1, 7:40 PM EDT | Special Weather Statement | MLB | Orange | 50 min |
Nearby
Flash Flood Warnings in Florida, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.