Alert archive / Florida / Flash Flood Warnings in 2012
Flash Flood Warning 2, NWS Jacksonville, FL
NWS Jacksonville, FL issued this flash flood warning at May 29, 2012, 12:16 AM EDT for Marion 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
- May 29, 2012, 12:16 AM EDT (04:16 UTC)
- Expired
- May 29, 2012, 3:00 AM EDT
- In force
- 3 hr
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
- Flood severity
- None
County Marion County, FL
The radar
The Tampa radar (KTBW), 158 km from the middle of the area, began a volume at 04:18 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
Tampa Bay, FL (KTBW), launched 00:00Z, 4.3 hours before the alert went out and 158 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
- 1581 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 834 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
020
WGUS52 KJAX 290416
FFWJAX
FLC083-290700-
/O.NEW.KJAX.FF.W.0002.120529T0416Z-120529T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1216 AM EDT TUE MAY 29 2012
THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN MARION COUNTY IN NORTHERN FLORIDA
* UNTIL 300 AM EDT
* AT 1212 AM EDT DOPPLER RADAR INDICATED A BAND OF SHOWERS AND
THUNDERSTORMS MOVING IN FROM THE GULF ACROSS WESTERN MARION
COUNTY. THERE HAVE BEEN DOPPLER RAINFALL ESTIMATES OF 4 TO 6
INCHES OF RAIN ACROSS THIS AREA THIS EVENING. THERE HAVE BEEN
REPORTS OF A HOUSE BEGINNING TO FLOOD TO THE NORTH
OF DUNNELLON AND A ROAD IMPASSABLE NEAR HIGHWAY 40 AND
U.S. HIGHWAY 41 NEAR RAILROAD TRESTLE. AN ADDITIONAL
2 INCHES OF RAIN IS LIKELY OVER THIS AREA WHICH WILL RESULT
IN MORE WIDESPREAD AND SIGNIFICANT FLOODING.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
RAINBOW LAKES ESTATES AND DUNNELLON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT...OR YOU CAN ALSO CALL THE NATIONAL WEATHER
SERVICE IN JACKSONVILLE DIRECTLY AT 800-499-1594 TO REPORT FLOODING.
&&
LAT...LON 2904 8254 2918 8254 2922 8249 2922 8241
2927 8241 2925 8222 2908 8230 2903 8245
2904 8247 2903 8250
$$
PETERSON1 follow-up statement
358
WGUS72 KJAX 290653
FFSJAX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
253 AM EDT TUE MAY 29 2012
FLC083-290703-
/O.EXP.KJAX.FF.W.0002.000000T0000Z-120529T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MARION FL-
253 AM EDT TUE MAY 29 2012
...THE FLASH FLOOD WARNING WILL EXPIRE AT 300 AM EDT FOR WESTERN
MARION COUNTY...
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT...OR YOU CAN ALSO CALL THE NATIONAL WEATHER
SERVICE IN JACKSONVILLE DIRECTLY AT 800-499-1594 TO REPORT FLOODING.
LAT...LON 2904 8254 2918 8254 2922 8249 2922 8241
2927 8241 2925 8222 2908 8230 2903 8245
2904 8247 2903 8250
$$
PETERSONThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:22 PM EDT | Lake Wind Advisory | JAX | Nassau | 8 hr |
| May 28, 8:46 PM EDT | Special Weather Statement | JAX | Alachua | 44 min |
| May 28, 9:23 PM EDT | Special Weather Statement | JAX | Flagler | 52 min |
| May 28, 9:29 PM EDT | Special Weather Statement | JAX | Alachua | 46 min |
| May 28, 9:34 PM EDT | Areal Flood Advisory | JAX | Alachua, Bradford, Clay, Marion, Putnam | 56 min |
| May 28, 9:56 PM EDT | Special Weather Statement | JAX | Saint Johns | 34 min |
| May 28, 10:13 PM EDT | Special Weather Statement | JAX | Marion, Putnam | 32 min |
| May 28, 10:28 PM EDT | Areal Flood Advisory | JAX | Alachua, Marion, Putnam | 62 min |
| May 28, 10:35 PM EDT | Special Marine Warning | JAX | 55 min | |
| May 28, 10:43 PM EDT | Special Weather Statement | JAX | Duval | 32 min |
| May 28, 10:46 PM EDT | Special Weather Statement | JAX | Marion | 29 min |
| May 28, 10:50 PM EDT | Areal Flood Warning | JAX | Marion | 3 hr |
| May 28, 11:18 PM EDT | Special Weather Statement | JAX | Marion | 42 min |
| May 28, 11:53 PM EDT | Special Weather Statement | JAX | Suwannee | 37 min |
| May 29, 12:00 AM EDT | Special Weather Statement | JAX | Marion | 30 min |
| May 29, 12:40 AM EDT | Special Weather Statement | JAX | Columbia | 50 min |
| May 29, 12:51 AM EDT | Areal Flood Warning | JAX | Columbia, Gilchrist, Hamilton, Suwannee | 3 hr |
| May 29, 2:08 AM EDT | Special Weather Statement | JAX | Marion | 52 min |
| May 29, 2:50 AM EDT | Special Marine Warning | JAX | 55 min | |
| May 29, 3:10 AM EDT | Areal Flood Warning | JAX | Marion, Putnam | 4 hr |
| May 29, 3:58 AM EDT | Areal Flood Warning | JAX | Columbia, Hamilton, Suwannee | 3 hr |
| May 29, 4:40 AM EDT | Special Weather Statement | JAX | Suwannee | 35 min |
| May 29, 5:14 AM EDT | Flash Flood Warning | JAX | Suwannee | 3 hr |
| May 29, 5:17 AM EDT | Special Weather Statement | JAX | Suwannee | 43 min |
| May 29, 5:59 AM EDT | Special Weather Statement | JAX | Columbia | 31 min |
| May 29, 6:26 AM EDT | Special Weather Statement | JAX | Columbia | 34 min |
| May 29, 6:52 AM EDT | Areal Flood Warning | JAX | Baker, Columbia, Gilchrist, Union | 3 hr |
| May 29, 6:52 AM EDT | Special Weather Statement | JAX | Union | 38 min |
| May 29, 8:30 AM EDT | Special Weather Statement | JAX | Baker | 45 min |
| May 29, 9:26 AM EDT | Special Weather Statement | JAX | Alachua | 34 min |
| May 29, 9:51 AM EDT | Special Weather Statement | JAX | Alachua, Bradford | 39 min |
| May 29, 10:46 AM EDT | Special Weather Statement | JAX | Alachua | 44 min |
| May 29, 1:20 PM EDT | Special Weather Statement | JAX | Union | 40 min |
| May 29, 1:34 PM EDT | Special Weather Statement | JAX | Baker | 26 min |
| May 29, 1:46 PM EDT | Special Weather Statement | JAX | Columbia | 44 min |
| May 29, 1:53 PM EDT | Special Weather Statement | JAX | Union | 52 min |
| May 29, 2:18 PM EDT | Special Weather Statement | JAX | Citrus | 27 min |
| May 29, 2:45 PM EDT | Special Weather Statement | JAX | Bradford, Union | 60 min |
| May 29, 3:39 PM EDT | Special Weather Statement | JAX | Nassau | 36 min |
| May 29, 3:43 PM EDT | Tornado Warning | JAX | Bradford, Union | 32 min |
| May 29, 4:19 PM EDT | Special Weather Statement | JAX | Baker | 26 min |
| May 29, 4:44 PM EDT | Special Weather Statement | JAX | Duval | 46 min |
| May 29, 4:49 PM EDT | Areal Flood Advisory | JAX | Baker, Nassau | 25 min |
| May 29, 5:15 PM EDT | Special Weather Statement | JAX | Clay | 30 min |
| May 29, 5:45 PM EDT | Special Weather Statement | JAX | Clay | 30 min |
| May 29, 6:16 PM EDT | Special Weather Statement | JAX | Bradford, Clay, Gilchrist | 29 min |
| May 29, 6:43 PM EDT | Special Weather Statement | JAX | Alachua, Clay, Gilchrist | 32 min |
| May 29, 7:13 PM EDT | Special Weather Statement | JAX | Alachua | 32 min |
| May 29, 7:20 PM EDT | Severe Thunderstorm Warning | JAX | Alachua, Clay, Putnam | 40 min |
| May 29, 7:40 PM EDT | Special Weather Statement | JAX | Alachua | 50 min |
| May 29, 7:45 PM EDT | Areal Flood Advisory | JAX | Alachua, Putnam | 90 min |
| May 29, 7:53 PM EDT | Special Weather Statement | JAX | Putnam | 37 min |
Nearby
Flash Flood Warnings in Florida, 2012Every flash flood warning in 2012
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.