Alert archive / Florida / Flash Flood Warnings in 2017
Flash Flood Warning 2, NWS Melbourne, FL
NWS Melbourne, FL issued this flash flood warning at Sep 10, 2017, 7:48 PM EDT for Brevard County, Indian River County, Osceola County, Florida. It was in force for 2 hr. 1 report 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
- Sep 10, 2017, 7:48 PM EDT (23:48 UTC)
- Expired
- Sep 10, 2017, 10:15 PM EDT
- In force
- 2 hr
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Brevard County, FL, Indian River County, FL, Osceola County, FL
The radar
The Melbourne radar (KMLB), 16 km from the middle of the area, began a volume at 23:47 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 |
|---|---|---|---|
| Sep 10, 9:53 PM EDT | FLASH FLOOD | Fellsmere, FL | INDIAN RIVER COUNTY SHERIFF AND FELLSMERE POLICE RESCUED 12 PEOPLE FROM FLOOD WATERS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 11.8 hours before the alert went out and 173 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
- 103 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 872 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
339
WGUS52 KMLB 102348
FFWMLB
FLC009-061-097-110215-
/O.NEW.KMLB.FF.W.0002.170910T2348Z-170911T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Melbourne FL
748 PM EDT SUN SEP 10 2017
The National Weather Service in Melbourne has issued a
* Flash Flood Warning for...
Central Indian River County in east central Florida...
Southern Brevard County in Florida...
Northeastern Osceola County in east central Florida...
* Until 1015 PM EDT
* At 742 PM EDT, Doppler radar indicated a persistent heavy rainfall
band from Hurricane Irma moving through Vero Beach northward
through southern Brevard county and inland into central Osceola
County. Heavy rain from this band in addition to rainfall amounts
up to 6 to 7 inches that have already fallen today will produce
flash flooding of area roadways and water entering homes.
* Some locations that will experience flooding include...
Palm Bay, Melbourne, Sebastian, Vero Beach, Harmony and Satellite
Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
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.
&&
LAT...LON 2759 8030 2792 8111 2831 8116 2824 8056
2817 8055
$$
Weitlich1 follow-up statement
900
WGUS72 KMLB 110216
FFSMLB
Flash Flood Statement
National Weather Service Melbourne FL
1016 PM EDT SUN SEP 10 2017
FLC009-061-097-110225-
/O.EXP.KMLB.FF.W.0002.000000T0000Z-170911T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Indian River FL-Brevard FL-Osceola FL-
1016 PM EDT SUN SEP 10 2017
...THE FLASH FLOOD WARNING FOR CENTRAL INDIAN RIVER...SOUTHERN
BREVARD AND NORTHEASTERN OSCEOLA COUNTIES HAS EXPIRED...
The heavy rain band from Hurricane Irma has shifted north of the
warned area. Additional rain will continue through late evening
which will aggravate ongoing flooding issues. However significant
rises in rainfall amounts that could lead to additional flash
flooding across southern Brevard, Indian River and eastern Osceola
counties are not expected.
LAT...LON 2759 8030 2792 8111 2831 8116 2824 8056
2817 8055
$$
WeitlichThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 9:34 PM EDT | Tornado Warning | MLB | Saint Lucie | 26 min |
| Sep 9, 9:59 PM EDT | Tornado Warning | MLB | Saint Lucie | 16 min |
| Sep 10, 1:54 AM EDT | Areal Flood Warning | MLB | Saint Lucie | 111 min |
| Sep 10, 3:24 AM EDT | Flash Flood Warning | MLB | Saint Lucie | 111 min |
| Sep 10, 3:49 AM EDT | Tornado Warning | MLB | Indian River, Saint Lucie | 16 min |
| Sep 10, 5:14 AM EDT | Areal Flood Warning | MLB | Indian River, Saint Lucie | 3 hr |
| Sep 10, 5:14 AM EDT | Tornado Warning | MLB | Brevard | 31 min |
| Sep 10, 5:53 AM EDT | Tornado Warning | MLB | Brevard | 22 min |
| Sep 10, 8:05 AM EDT | Areal Flood Warning | MLB | Saint Lucie | 3 hr |
| Sep 10, 8:18 AM EDT | Special Marine Warning | MLB | 42 min | |
| Sep 10, 8:35 AM EDT | Special Marine Warning | MLB | 55 min | |
| Sep 10, 9:19 AM EDT | Tornado Warning | MLB | Brevard | 26 min |
| Sep 10, 9:42 AM EDT | Areal Flood Warning | MLB | Indian River | 3 hr |
| Sep 10, 10:28 AM EDT | Tornado Warning | MLB | Osceola | 32 min |
| Sep 10, 11:01 AM EDT | Tornado Warning | MLB | Brevard | 29 min |
| Sep 10, 11:12 AM EDT | Tornado Warning | MLB | Brevard | 48 min |
| Sep 10, 11:21 AM EDT | Tornado Warning | MLB | Saint Lucie | 24 min |
| Sep 10, 11:40 AM EDT | Tornado Warning | MLB | Okeechobee | 35 min |
| Sep 10, 11:48 AM EDT | Tornado Warning | MLB | Saint Lucie | 27 min |
| Sep 10, 11:58 AM EDT | Tornado Warning | MLB | Brevard, Indian River | 30 min |
| Sep 10, 12:09 PM EDT | Areal Flood Warning | MLB | Brevard, Indian River, Okeechobee, Osceola, Saint Lucie | 3 hr |
| Sep 10, 12:13 PM EDT | Tornado Warning | MLB | Osceola | 32 min |
| Sep 10, 12:41 PM EDT | Tornado Warning | MLB | Martin, Saint Lucie | 34 min |
| Sep 10, 1:27 PM EDT | Tornado Warning | MLB | Brevard, Indian River | 33 min |
| Sep 10, 1:42 PM EDT | Tornado Warning | MLB | Martin, Saint Lucie | 33 min |
| Sep 10, 1:53 PM EDT | Tornado Warning | MLB | Brevard, Indian River | 20 min |
| Sep 10, 2:37 PM EDT | Tornado Warning | MLB | Brevard | 38 min |
| Sep 10, 2:39 PM EDT | Tornado Warning | MLB | Saint Lucie | 51 min |
| Sep 10, 3:12 PM EDT | Tornado Warning | MLB | Indian River, Saint Lucie | 33 min |
| Sep 10, 3:15 PM EDT | Tornado Warning | MLB | Brevard | 30 min |
| Sep 10, 3:16 PM EDT | River Flood Warning | MLB | Osceola | 12 days |
| Sep 10, 3:22 PM EDT | Tornado Warning | MLB | Martin, Saint Lucie | 23 min |
| Sep 10, 3:56 PM EDT | Areal Flood Warning | MLB | Brevard, Indian River, Saint Lucie | 109 min |
| Sep 10, 4:09 PM EDT | Tornado Warning | MLB | Brevard | 66 min |
| Sep 10, 4:14 PM EDT | Tornado Warning | MLB | Indian River | 31 min |
| Sep 10, 4:28 PM EDT | Tornado Warning | MLB | Martin, Saint Lucie | 47 min |
| Sep 10, 4:31 PM EDT | River Flood Warning | MLB | Seminole | 38 hr |
| Sep 10, 4:38 PM EDT | Tornado Warning | MLB | Brevard, Indian River | 22 min |
| Sep 10, 4:42 PM EDT | Tornado Warning | MLB | Brevard, Seminole | 33 min |
| Sep 10, 4:44 PM EDT | Tornado Warning | MLB | Brevard, Seminole, Volusia | 16 min |
| Sep 10, 4:59 PM EDT | Tornado Warning | MLB | Brevard, Indian River | 31 min |
| Sep 10, 5:10 PM EDT | Tornado Warning | MLB | Osceola | 35 min |
| Sep 10, 5:12 PM EDT | Tornado Warning | MLB | Brevard, Seminole, Volusia | 63 min |
| Sep 10, 5:31 PM EDT | Tornado Warning | MLB | Indian River, Saint Lucie | 29 min |
| Sep 10, 5:43 PM EDT | Tornado Warning | MLB | Seminole, Volusia | 32 min |
| Sep 10, 5:45 PM EDT | Tornado Warning | MLB | Volusia | 30 min |
| Sep 10, 5:52 PM EDT | Tornado Warning | MLB | Brevard | 53 min |
| Sep 10, 5:58 PM EDT | Areal Flood Warning | MLB | Brevard, Indian River, Lake, Martin, Okeechobee, Orange and 4 more | 12 hr |
| Sep 10, 6:15 PM EDT | Tornado Warning | MLB | Lake, Seminole, Volusia | 30 min |
| Sep 10, 6:34 PM EDT | Tornado Warning | MLB | Orange, Seminole | 26 min |
| Sep 10, 6:39 PM EDT | Tornado Warning | MLB | Orange | 36 min |
| Sep 10, 6:58 PM EDT | Tornado Warning | MLB | Brevard, Volusia | 32 min |
| Sep 10, 7:25 PM EDT | Tornado Warning | MLB | Lake | 35 min |
Nearby
Flash Flood Warnings in Florida, 2017Every flash flood warning in 2017
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.