Alert archive / Florida / Flash Flood Warnings in 2021
Flash Flood Warning 7, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Apr 24, 2021, 12:09 PM EDT for Seminole County, Georgia; 5 counties in Florida; Houston County, Alabama. It was in force for 3 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
- Apr 24, 2021, 12:09 PM EDT (16:09 UTC)
- Expired
- Apr 24, 2021, 3:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Houston County, AL, Bay County, FL, Holmes County, FL, Jackson County, FL, Walton County, FL, Washington County, FL, Seminole County, GA
The radar
The Eglin Afb radar (KEVX), 59 km from the middle of the area, began a volume at 16:11 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 24, 1:15 PM EDT | FLASH FLOOD | Marianna, FL | RECEIVED REPORTS OF MULTIPLE ROADS FLOODED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.2 hours before the alert went out and 103 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
- 175 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 544 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 447 m²/s²
- 0-3 km storm-relative helicity
- 570 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted.
073
WGUS52 KTAE 241609
FFWTAE
ALC069-FLC005-059-063-131-133-GAC253-241915-
/O.NEW.KTAE.FF.W.0007.210424T1609Z-210424T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tallahassee FL
1109 AM CDT Sat Apr 24 2021
The National Weather Service in Tallahassee has issued a
* Flash Flood Warning for...
Southwestern Houston County in southeastern Alabama...
Northeastern Bay County in the panhandle of Florida...
Southern Holmes County in the panhandle of Florida...
Jackson County in the panhandle of Florida...
Northeastern Walton County in the panhandle of Florida...
Washington County in the panhandle of Florida...
Southwestern Seminole County in southwestern Georgia...
* Until 215 PM CDT /315 PM EDT/.
* At 1109 AM CDT /1209 PM EDT/, Doppler radar indicated
thunderstorms producing heavy rain across the warned area. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Vernon, Chipley, Marianna, Bonifay, De Funiak Springs,
Chattahoochee, Bradford, Live Oak, Malone, Sneads, Cottondale,
Grand Ridge, Greenwood, Ponce De Leon, Alford, Caryville, Wausau,
Westville, Bascom and Steele City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3074 8616 3104 8501 3075 8487 3073 8487
3070 8486 3069 8486 3057 8532 3057 8538
3055 8538 3047 8568
FLASH FLOOD...RADAR INDICATED
$$1 follow-up statement
549
WGUS72 KTAE 241918
FFSTAE
Flash Flood Statement
National Weather Service Tallahassee FL
218 PM CDT Sat Apr 24 2021
ALC069-FLC005-059-063-131-133-GAC253-241928-
/O.EXP.KTAE.FF.W.0007.000000T0000Z-210424T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Houston AL-Bay FL-Holmes FL-Jackson FL-Walton FL-Washington FL-
Seminole GA-
218 PM CDT Sat Apr 24 2021 /318 PM EDT Sat Apr 24 2021/
...FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHWESTERN HOUSTON,
NORTHEASTERN BAY, SOUTHERN HOLMES, AND WASHINGTON COUNTIES...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
A Flash Flood Watch remains in effect until 100 AM CDT Sunday/200 AM
EDT Sunday for portions of southeast Alabama...Panhandle Florida and
Georgia.
LAT...LON 3074 8616 3104 8501 3075 8487 3073 8487
3070 8486 3069 8486 3057 8532 3057 8538
3055 8538 3047 8568
$$The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 1:45 AM EDT | Flash Flood Watch | TAE | Baker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more | 22 hr |
| Apr 24, 2:00 AM EDT | Wind Advisory | TAE | Baker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more | 18 hr |
| Apr 24, 8:40 AM EDT | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Clay, Dougherty, Early, Miller and 3 more | 95 min |
| Apr 24, 8:48 AM EDT | Tornado Warning | TAE | Early, Miller | 27 min |
| Apr 24, 8:52 AM EDT | Tornado Warning | TAE | Calhoun, Clay, Early | 53 min |
| Apr 24, 9:10 AM EDT | Tornado Warning | TAE | Baker, Early, Miller | 35 min |
| Apr 24, 9:28 AM EDT | Severe Thunderstorm Warning | TAE | Baker, Colquitt, Dougherty, Lee, Mitchell, Terrell and 2 more | 62 min |
| Apr 24, 9:33 AM EDT | Tornado Warning | TAE | Baker, Dougherty, Miller, Mitchell | 27 min |
| Apr 24, 10:10 AM EDT | Severe Thunderstorm Warning | TAE | Ben Hill, Berrien, Colquitt, Cook, Irwin, Lanier and 3 more | 65 min |
| Apr 24, 11:20 AM EDT | Severe Thunderstorm Warning | TAE | Decatur, Seminole | 40 min |
| Apr 24, 11:57 AM EDT | Severe Thunderstorm Warning | TAE | Decatur, Grady | 48 min |
| Apr 24, 11:58 AM EDT | Areal Flood Advisory | TAE | Baker, Colquitt, Decatur, Early, Grady, Miller and 3 more | 4 hr |
| Apr 24, 12:30 PM EDT | Severe Thunderstorm Warning | TAE | Grady, Thomas | 30 min |
| Apr 24, 12:45 PM EDT | Severe Thunderstorm Warning | TAE | Decatur, Grady | 30 min |
| Apr 24, 12:53 PM EDT | Severe Thunderstorm Warning | TAE | Brooks, Grady, Thomas | 52 min |
| Apr 24, 1:03 PM EDT | Severe Thunderstorm Warning | TAE | Decatur, Grady | 27 min |
| Apr 24, 1:17 PM EDT | Flash Flood Warning | TAE | Brooks | 3 hr |
| Apr 24, 1:34 PM EDT | Severe Thunderstorm Warning | TAE | Brooks, Lowndes | 41 min |
| Apr 24, 1:39 PM EDT | Severe Thunderstorm Warning | TAE | Brooks, Grady, Thomas | 51 min |
| Apr 24, 1:49 PM EDT | Flash Flood Warning | TAE | Decatur, Seminole | 3 hr |
| Apr 24, 2:08 PM EDT | Severe Thunderstorm Warning | TAE | Lowndes | 37 min |
| Apr 24, 2:09 PM EDT | Tornado Warning | TAE | Brooks, Lowndes | 36 min |
| Apr 24, 2:38 PM EDT | Tornado Warning | TAE | Lowndes | 19 min |
| Apr 24, 3:39 PM EDT | Tornado Warning | TAE | Early | 19 min |
| Apr 24, 3:49 PM EDT | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Clay, Early, Randolph | 56 min |
| Apr 24, 4:34 PM EDT | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Dougherty, Early, Miller, Mitchell | 41 min |
| Apr 24, 4:54 PM EDT | Areal Flood Advisory | TAE | Tift | 111 min |
| Apr 24, 4:58 PM EDT | Severe Thunderstorm Warning | TAE | Baker, Colquitt, Dougherty, Lee, Miller, Mitchell and 3 more | 47 min |
| Apr 24, 5:31 PM EDT | Severe Thunderstorm Warning | TAE | Ben Hill, Berrien, Colquitt, Cook, Irwin, Tift and 2 more | 44 min |
| Apr 24, 5:44 PM EDT | Severe Thunderstorm Warning | TAE | Colquitt, Dougherty, Mitchell, Worth | 31 min |
| Apr 24, 6:10 PM EDT | Severe Thunderstorm Warning | TAE | Berrien, Colquitt, Cook, Irwin, Tift, Worth | 80 min |
| Apr 24, 6:12 PM EDT | Special Weather Statement | TAE | Calhoun, Clay, Randolph | 63 min |
| Apr 24, 6:37 PM EDT | Tornado Warning | TAE | Baker, Calhoun, Clay, Early, Terrell | 38 min |
| Apr 24, 6:41 PM EDT | Areal Flood Advisory | TAE | Tift | 3 hr |
| Apr 24, 7:02 PM EDT | Tornado Warning | TAE | Calhoun, Dougherty, Lee, Terrell | 12 min |
| Apr 24, 7:05 PM EDT | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Clay, Early, Randolph, Terrell | 40 min |
| Apr 24, 7:38 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Dougherty, Lee, Terrell, Worth | 52 min |
| Apr 24, 7:41 PM EDT | Severe Thunderstorm Warning | TAE | Ben Hill, Berrien, Irwin, Tift | 19 min |
| Apr 24, 7:47 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Clay, Quitman, Randolph | 43 min |
| Apr 24, 7:57 PM EDT | Severe Thunderstorm Warning | TAE | Ben Hill, Berrien, Irwin, Tift | 33 min |
| Apr 24, 7:29 AM EDT | Severe Thunderstorm Warning | TAE | Holmes, Walton | 59 min |
| Apr 24, 9:14 AM EDT | Severe Thunderstorm Warning | TAE | Holmes, Walton | 46 min |
| Apr 24, 9:56 AM EDT | Special Weather Statement | TAE | Holmes | 49 min |
| Apr 24, 10:01 AM EDT | Areal Flood Advisory | TAE | Holmes, Jackson, Walton | 119 min |
| Apr 24, 10:39 AM EDT | Flash Flood Warning | TAE | Holmes, Jackson, Walton | 3 hr |
| Apr 24, 10:48 AM EDT | Special Weather Statement | TAE | Jackson | 42 min |
| Apr 24, 10:52 AM EDT | Severe Thunderstorm Warning | TAE | Jackson, Washington | 53 min |
| Apr 24, 10:57 AM EDT | Tornado Warning | TAE | Jackson, Washington | 14 min |
| Apr 24, 11:54 AM EDT | Severe Thunderstorm Warning | TAE | Holmes, Walton, Washington | 51 min |
| Apr 24, 12:25 PM EDT | Special Weather Statement | TAE | Leon | 50 min |
| Apr 24, 12:41 PM EDT | River Flood Warning | TAE | Walton | 41 hr |
| Apr 24, 12:41 PM EDT | Special Weather Statement | TAE | Holmes | 64 min |
| Apr 24, 1:34 PM EDT | Flash Flood Warning | TAE | Holmes, Jackson, Walton, Washington | 3 hr |
| Apr 24, 8:12 AM EDT | Severe Thunderstorm Warning | TAE | Dale, Geneva, Henry, Houston | 93 min |
| Apr 24, 8:25 AM EDT | Tornado Warning | TAE | Dale, Henry | 31 min |
| Apr 24, 1:08 PM EDT | Special Weather Statement | TAE | Coffee, Dale | 67 min |
| Apr 24, 2:15 PM EDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Houston | 60 min |
| Apr 24, 2:20 PM EDT | Tornado Warning | TAE | Coffee, Dale, Geneva | 40 min |
| Apr 24, 3:12 PM EDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Henry, Houston | 63 min |
| Apr 24, 4:46 PM EDT | Severe Thunderstorm Warning | TAE | Coffee, Dale | 44 min |
| Apr 24, 5:24 PM EDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Henry | 51 min |
| Apr 24, 6:04 PM EDT | Severe Thunderstorm Warning | TAE | Coffee | 41 min |
| Apr 24, 6:23 PM EDT | Severe Thunderstorm Warning | TAE | Dale, Henry | 37 min |
| Apr 24, 6:59 PM EDT | Severe Thunderstorm Warning | TAE | Coffee | 31 min |
| Apr 24, 7:24 PM EDT | Severe Thunderstorm Warning | TAE | Coffee, Dale | 66 min |
Nearby
Flash Flood Warnings in Florida, 2021Flash Flood Warnings in Georgia, 2021Flash Flood Warnings in Alabama, 2021Every flash flood warning in 2021
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.