Alert archive / Florida / Flash Flood Warnings in 2017
Flash Flood Warning 8, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Apr 4, 2017, 4:43 AM EDT for Lafayette County, Taylor County, Florida. It was in force for 4 hr. 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
- Apr 4, 2017, 4:43 AM EDT (08:43 UTC)
- Expired
- Apr 4, 2017, 8:45 AM EDT
- In force
- 4 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lafayette County, FL, Taylor County, FL
The radar
The Tallahassee radar (KTLH), 104 km from the middle of the area, began a volume at 08:43 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 |
|---|---|---|---|
| Apr 4, 6:15 AM EDT | FLASH FLOOD | 1 W Perry-Foley Airport, FL | 1ST STREET FLOODED IN PERRY |
| Apr 4, 6:15 AM EDT | FLASH FLOOD | 2 Nnw Perry-Foley Airpo, FL | JEFFERSON AND CLARK STREET IS FLOODED IN PERRY |
| Apr 4, 6:15 AM EDT | FLASH FLOOD | Mayo, FL | WATER HAS BEEN REPORTED OVER ROADWAYS IN LAFAYETTE COUNTY. THE ROAD DEPARTMENT IS OUT ASSESSING CONDITIONS. |
| Apr 4, 6:45 AM EDT | FLASH FLOOD | Athena, FL | SEVERAL ROADS FLOODED IN PERRY AND SOUTHERN TAYLOR COUNTY. UP TO 10-12 INCHES OF RAIN ESTIMATED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 00:00Z, 8.7 hours before the alert went out and 168 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
- 1154 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 1449 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -52 m²/s²
- 0-3 km storm-relative helicity
- -14 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted.
338
WGUS52 KTAE 040843
FFWTAE
FLC067-123-041245-
/O.NEW.KTAE.FF.W.0008.170404T0843Z-170404T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tallahassee FL
443 AM EDT TUE APR 4 2017
The National Weather Service in Tallahassee has issued a
* Flash Flood Warning for...
Lafayette County in Big Bend of Florida...
Taylor County in Big Bend of Florida...
* Until 845 AM EDT
* At 442 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Radar estimates that between 4
and 6 inches of rain has fallen across the area and an additional
2 to 4 inches is possible over the next few hours. Flash flooding
is expected to begin shortly.
* Some locations that will experience flooding include...
Mayo, Perry, Branford, Pinland, Jug Island, Buckville, Scanlon,
Dekle Beach, Jack Lee Island, Grady, Hatch Bend, Foley, Salem,
Perry-Foley Airport, San Pedro Junction, Hampton Springs, Cooks
Hammock, Smith, Carbur and Alton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 2982 8291 2982 8362 2992 8371 3007 8399
3010 8402 3011 8400 3009 8399 3010 8399
3016 8396 3019 8325 3010 8321 3010 8312
3008 8307 3001 8300 2999 8296 2996 8295
2996 8293 2989 8292 2990 8290 2986 8288
$$
42-DVDThe office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 8:15 PM EDT | Special Marine Warning | TAE | 2 hr | |
| Apr 3, 8:19 PM EDT | Special Weather Statement | TAE | Madison | 26 min |
| Apr 3, 8:22 PM EDT | Special Weather Statement | TAE | Wakulla | 38 min |
| Apr 3, 9:00 PM EDT | Special Weather Statement | TAE | Taylor | 60 min |
| Apr 3, 9:46 PM EDT | Special Weather Statement | TAE | Lafayette | 59 min |
| Apr 3, 10:13 PM EDT | Special Marine Warning | TAE | 62 min | |
| Apr 3, 10:42 PM EDT | Special Weather Statement | TAE | Lafayette | 63 min |
| Apr 4, 12:36 AM EDT | Special Weather Statement | TAE | Lafayette | 39 min |
| Apr 4, 12:55 AM EDT | Severe Thunderstorm Warning | TAE | Lafayette | 22 min |
| Apr 4, 3:25 AM EDT | Flash Flood Warning | TAE | Lafayette, Madison, Taylor | 4 hr |
| Apr 4, 4:13 AM EDT | Dense Fog Advisory | TAE | Bay, Calhoun, Gulf, Holmes, Jackson, Walton and 1 more | 6 hr |
| Apr 4, 5:13 AM EDT | Special Marine Warning | TAE | 92 min | |
| Apr 4, 6:36 AM EDT | Special Marine Warning | TAE | 114 min | |
| Apr 4, 8:48 AM EDT | Flash Flood Warning | TAE | Lafayette, Taylor | 117 min |
| Apr 4, 10:42 AM EDT | Rip Current Statement | TAE | Bay, Gulf, Walton | 8 hr |
| Apr 4, 4:18 PM EDT | Special Marine Warning | TAE | 117 min | |
| Apr 4, 6:31 PM EDT | Special Marine Warning | TAE | 119 min | |
| Apr 4, 6:47 PM EDT | Special Weather Statement | TAE | Gulf | 43 min |
| Apr 4, 7:13 PM EDT | Severe Thunderstorm Warning | TAE | Gulf | 32 min |
| Apr 4, 7:27 PM EDT | Special Marine Warning | TAE | 33 min | |
| Apr 4, 7:30 PM EDT | Special Marine Warning | TAE | 30 min | |
| Apr 4, 7:38 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Franklin, Gulf, Liberty | 37 min |
| Apr 4, 7:55 PM EDT | Special Marine Warning | TAE | 65 min | |
| Apr 4, 7:58 PM EDT | Special Marine Warning | TAE | 32 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.