Alert archive / Florida / Flash Flood Warnings in 2021
Flash Flood Warning 30, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Aug 31, 2021, 12:44 PM CDT for Bay 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
- Aug 31, 2021, 12:44 PM CDT (17:44 UTC)
- Expired
- Aug 31, 2021, 3:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Flood severity
- None
County Bay County, FL
The radar
The Eglin Afb radar (KEVX), 45 km from the middle of the area, began a volume at 17:47 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.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 5.7 hours before the alert went out and 137 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
- 822 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 903 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
078
WGUS52 KTAE 311744
FFWTAE
FLC005-312045-
/O.NEW.KTAE.FF.W.0030.210831T1744Z-210831T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tallahassee FL
1244 PM CDT Tue Aug 31 2021
The National Weather Service in Tallahassee has issued a
* Flash Flood Warning for...
Central Bay County in the panhandle of Florida...
* Until 345 PM CDT.
* At 1244 PM CDT, trained weather spotters reported thunderstorms
producing heavy rain across the warned area. Flash flooding is
already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Trained spotters reported.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Panama City, Lynn Haven, Panama City Beach, Callaway, Springfield,
Hiland Park, Tyndall Air Force Base, Parker, Millville, Dirego
Park, Cedar Grove, Bay Harbor, Magnolia Beach, Beacon Beach, St
Andrews State Park, Biltmore Beach, Brannonville, Gulf Lagoon
Beach, West Panama City and Edgewater Gulf Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3023 8589 3029 8566 3028 8565 3024 8560
3016 8551 2997 8553 3022 8590
FLASH FLOOD...OBSERVED
$$The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 8:09 PM CDT | Special Marine Warning | TAE | 96 min | |
| Aug 30, 9:19 PM CDT | Special Weather Statement | TAE | Bay, Holmes, Washington | 56 min |
| Aug 30, 9:45 PM CDT | Special Marine Warning | TAE | 60 min | |
| Aug 30, 10:02 PM CDT | Special Weather Statement | TAE | Holmes | 43 min |
| Aug 31, 2:23 AM CDT | Special Marine Warning | TAE | 97 min | |
| Aug 31, 2:36 AM CDT | Special Weather Statement | TAE | Washington | 39 min |
| Aug 31, 3:01 AM CDT | Small Craft Advisory | TAE | 42 hr | |
| Aug 31, 3:14 AM CDT | Special Weather Statement | TAE | Holmes, Walton, Washington | 61 min |
| Aug 31, 3:53 AM CDT | Special Marine Warning | TAE | 3 hr | |
| Aug 31, 4:16 AM CDT | Special Weather Statement | TAE | Jackson, Washington | 59 min |
| Aug 31, 4:43 AM CDT | Special Weather Statement | TAE | Holmes, Jackson, Washington | 62 min |
| Aug 31, 5:00 AM CDT | Special Weather Statement | TAE | Holmes, Walton | 60 min |
| Aug 31, 5:18 AM CDT | Special Weather Statement | TAE | Walton | 27 min |
| Aug 31, 5:42 AM CDT | Special Weather Statement | TAE | Bay, Calhoun, Jackson, Washington | 63 min |
| Aug 31, 5:55 AM CDT | Special Weather Statement | TAE | Calhoun, Gulf, Liberty | 50 min |
| Aug 31, 6:34 AM CDT | Special Weather Statement | TAE | Washington | 41 min |
| Aug 31, 6:40 AM CDT | Special Weather Statement | TAE | Liberty | 50 min |
| Aug 31, 6:45 AM CDT | Special Weather Statement | TAE | Jackson | 30 min |
| Aug 31, 6:49 AM CDT | Special Marine Warning | TAE | 26 min | |
| Aug 31, 6:52 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 23 min |
| Aug 31, 6:57 AM CDT | Special Marine Warning | TAE | 48 min | |
| Aug 31, 7:05 AM CDT | Special Weather Statement | TAE | Holmes | 25 min |
| Aug 31, 7:08 AM CDT | Special Marine Warning | TAE | 67 min | |
| Aug 31, 7:11 AM CDT | Special Weather Statement | TAE | Washington | 49 min |
| Aug 31, 7:23 AM CDT | Areal Flood Advisory | TAE | Holmes, Walton | 3 hr |
| Aug 31, 7:44 AM CDT | Special Marine Warning | TAE | 31 min | |
| Aug 31, 7:50 AM CDT | Special Weather Statement | TAE | Holmes, Walton | 40 min |
| Aug 31, 7:59 AM CDT | Areal Flood Advisory | TAE | Holmes | 3 hr |
| Aug 31, 8:14 AM CDT | Special Weather Statement | TAE | Holmes | 31 min |
| Aug 31, 8:16 AM CDT | Special Weather Statement | TAE | Walton | 29 min |
| Aug 31, 8:19 AM CDT | Special Marine Warning | TAE | 26 min | |
| Aug 31, 8:26 AM CDT | Special Marine Warning | TAE | 49 min | |
| Aug 31, 8:34 AM CDT | Areal Flood Advisory | TAE | Walton | 3 hr |
| Aug 31, 8:42 AM CDT | Special Weather Statement | TAE | Holmes, Jackson, Walton, Washington | 48 min |
| Aug 31, 8:44 AM CDT | Tornado Warning | TAE | Calhoun, Jackson | 17 min |
| Aug 31, 9:11 AM CDT | Special Marine Warning | TAE | 34 min | |
| Aug 31, 9:15 AM CDT | Severe Thunderstorm Warning | TAE | Walton, Washington | 30 min |
| Aug 31, 9:24 AM CDT | Special Marine Warning | TAE | 36 min | |
| Aug 31, 9:27 AM CDT | Special Weather Statement | TAE | Jackson, Washington | 33 min |
| Aug 31, 9:31 AM CDT | Tornado Warning | TAE | Jackson, Washington | 29 min |
| Aug 31, 9:45 AM CDT | Special Weather Statement | TAE | Washington | 45 min |
| Aug 31, 9:58 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 32 min |
| Aug 31, 10:00 AM CDT | Special Marine Warning | TAE | 45 min | |
| Aug 31, 10:03 AM CDT | Areal Flood Advisory | TAE | Bay, Holmes, Jackson, Walton, Washington | 3 hr |
| Aug 31, 10:04 AM CDT | Special Weather Statement | TAE | Jackson, Washington | 26 min |
| Aug 31, 10:22 AM CDT | Special Weather Statement | TAE | Jefferson, Madison | 23 min |
| Aug 31, 10:25 AM CDT | Special Weather Statement | TAE | Washington | 35 min |
| Aug 31, 10:28 AM CDT | Special Weather Statement | TAE | Jackson, Washington | 32 min |
| Aug 31, 10:30 AM CDT | Special Marine Warning | TAE | 15 min | |
| Aug 31, 10:42 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Calhoun, Gulf, Jackson, Washington | 33 min |
| Aug 31, 10:50 AM CDT | Special Marine Warning | TAE | 40 min | |
| Aug 31, 11:07 AM CDT | Areal Flood Advisory | TAE | Bay, Calhoun, Jackson, Washington | 3 hr |
| Aug 31, 11:16 AM CDT | Special Weather Statement | TAE | Bay, Calhoun, Gulf, Jackson | 59 min |
| Aug 31, 11:28 AM CDT | Special Marine Warning | TAE | 92 min | |
| Aug 31, 11:37 AM CDT | Special Weather Statement | TAE | Liberty | 38 min |
| Aug 31, 11:42 AM CDT | Special Weather Statement | TAE | Calhoun, Liberty | 33 min |
| Aug 31, 11:56 AM CDT | Special Marine Warning | TAE | 49 min | |
| Aug 31, 12:14 PM CDT | Special Weather Statement | TAE | Leon, Wakulla | 46 min |
| Aug 31, 12:16 PM CDT | Special Weather Statement | TAE | Liberty | 44 min |
| Aug 31, 12:24 PM CDT | Severe Thunderstorm Warning | TAE | Gadsden, Leon, Liberty, Wakulla | 66 min |
| Aug 31, 12:29 PM CDT | Special Marine Warning | TAE | 91 min | |
| Aug 31, 12:49 PM CDT | Special Marine Warning | TAE | 56 min | |
| Aug 31, 12:56 PM CDT | Special Weather Statement | TAE | Jefferson, Leon | 64 min |
| Aug 31, 1:18 PM CDT | Severe Thunderstorm Warning | TAE | Gadsden, Jefferson, Leon | 26 min |
| Aug 31, 1:25 PM CDT | Special Marine Warning | TAE | 95 min | |
| Aug 31, 1:35 PM CDT | Special Weather Statement | TAE | Dixie, Lafayette, Madison, Taylor | 25 min |
| Aug 31, 1:57 PM CDT | Special Marine Warning | TAE | 33 min | |
| Aug 31, 2:00 PM CDT | Special Weather Statement | TAE | Lafayette, Madison | 15 min |
| Aug 31, 2:14 PM CDT | Special Weather Statement | TAE | Liberty | 46 min |
| Aug 31, 2:15 PM CDT | Special Weather Statement | TAE | Lafayette | 15 min |
| Aug 31, 2:26 PM CDT | Special Marine Warning | TAE | 64 min | |
| Aug 31, 2:28 PM CDT | Special Marine Warning | TAE | 32 min | |
| Aug 31, 2:31 PM CDT | Special Weather Statement | TAE | Lafayette, Madison, Taylor | 89 min |
| Aug 31, 2:50 PM CDT | Special Weather Statement | TAE | Franklin | 25 min |
| Aug 31, 3:02 PM CDT | Special Weather Statement | TAE | Dixie | 43 min |
Nearby
Flash Flood Warnings in Florida, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.