Alert archive / Florida / Flash Flood Warnings in 2021
Flash Flood Warning 32, NWS Tallahassee, FL
NWS Tallahassee, FL issued this flash flood warning at Sep 8, 2021, 6:07 PM CDT for 4 counties in Florida. It was in force for 3 hr. 2 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
- Sep 8, 2021, 6:07 PM CDT (23:07 UTC)
- Expired
- Sep 8, 2021, 9:35 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bay County, FL, Calhoun County, FL, Gulf County, FL, Washington County, FL
The radar
The Eglin Afb radar (KEVX), 62 km from the middle of the area, began a volume at 23:08 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 8, 6:10 PM CDT | FLASH FLOOD | Lynn Haven, FL | STARTING TO SEE FLOODING RETURN TO SOME AREAS IN LYNN HAVEN THAT REMAINED SATURATED AFTER RECENT RAINS. |
| Sep 8, 8:00 PM CDT | FLASH FLOOD | Parker, FL | A PORTION OF LAKE DR IN PARKER IS REPORTED UNDERWATER. |
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, 11.1 hours before the alert went out and 117 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
- 881 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
374
WGUS52 KTAE 082307
FFWTAE
FLC005-013-045-133-090500-
/O.NEW.KTAE.FF.W.0032.210908T2307Z-210909T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tallahassee FL
607 PM CDT Wed Sep 8 2021
The National Weather Service in Tallahassee has issued a
* Flash Flood Warning for...
Bay County in the panhandle of Florida...
Southwestern Calhoun County in the panhandle of Florida...
Northwestern Gulf County in the panhandle of Florida...
Southeastern Washington County in the panhandle of Florida...
* Until midnight CDT /100 AM EDT/.
* At 607 PM CDT /707 PM EDT/, Doppler radar indicated thunderstorms
producing heavy rain across the warned area. Between 1 and 2
inches of rain have fallen in the last 4 Hours. Additional
rainfall amounts of 2 to 4 inches are possible in the warned area.
Flash flooding is already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
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, Port St.
Joe, Springfield, Mexico Beach, Tyndall Air Force Base, Hiland
Park, Wewahitchka, Parker, College Station, Bayou George,
Brannonville, Bay Harbor, Majette, Wetappo, Cedar Grove, Allanton
and Millville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3023 8592 3037 8581 3045 8575 3046 8549
3044 8536 3023 8523 3010 8520 2992 8516
2982 8525 2976 8533 2983 8542
FLASH FLOOD...RADAR INDICATED
$$
EB2 follow-up statements
442
WGUS72 KTAE 090108
FFSTAE
Flash Flood Statement
National Weather Service Tallahassee FL
808 PM CDT Wed Sep 8 2021
FLC133-090118-
/O.CAN.KTAE.FF.W.0032.000000T0000Z-210909T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Washington FL-
808 PM CDT Wed Sep 8 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN WASHINGTON
COUNTY...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
A Flash Flood Watch remains in effect until 700 AM CDT Thursday for
portions of Big Bend Florida and Panhandle Florida.
LAT...LON 3002 8566 3008 8564 3012 8563 3022 8560
3029 8554 3030 8545 3029 8538 3023 8523
3010 8520 2992 8516 2982 8525 2976 8533
2983 8542
$$
FLC005-013-045-090500-
/O.CON.KTAE.FF.W.0032.000000T0000Z-210909T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bay FL-Calhoun FL-Gulf FL-
808 PM CDT Wed Sep 8 2021 /908 PM EDT Wed Sep 8 2021/
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT/1 AM
EDT/ TONIGHT FOR SOUTHEASTERN BAY, SOUTHWESTERN CALHOUN AND
NORTHWESTERN GULF COUNTIES...
At 808 PM CDT /908 PM EDT/, Doppler radar indicated thunderstorms
producing heavy rain across the warned area. Between 1 and 2 inches
of rain have fallen in the last 4 Hours. Additional rainfall amounts
of 2 to 4 inches are possible in the warned area. Flash flooding is
already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
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, Callaway, Port St. Joe, Springfield, Mexico Beach,
Tyndall Air Force Base, Wewahitchka, Parker, Wetappo, Overstreet,
Allanton, Davis Beach, Beacon Hill, Saint Joe Beach, Honeyville,
Highland View, Bay Harbor, Milltown, Bayou George and Majette.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3002 8566 3008 8564 3012 8563 3022 8560
3029 8554 3030 8545 3029 8538 3023 8523
3010 8520 2992 8516 2982 8525 2976 8533
2983 8542
FLASH FLOOD...RADAR INDICATED
$$
EB362
WGUS72 KTAE 090235
FFSTAE
Flash Flood Statement
National Weather Service Tallahassee FL
935 PM CDT Wed Sep 8 2021
FLC005-013-045-090245-
/O.CAN.KTAE.FF.W.0032.000000T0000Z-210909T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bay FL-Calhoun FL-Gulf FL-
935 PM CDT Wed Sep 8 2021 /1035 PM EDT Wed Sep 8 2021/
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN BAY,
SOUTHWESTERN CALHOUN AND NORTHWESTERN GULF COUNTIES...
The heavy rain has ended. Please continue to heed remaining road
closures.
A Flash Flood Watch remains in effect until 700 AM CDT Thursday/800
AM EDT Thursday for portions of Big Bend Florida and Panhandle
Florida.
LAT...LON 3002 8566 3008 8564 3012 8563 3022 8560
3029 8554 3030 8545 3029 8538 3023 8523
3010 8520 2992 8516 2982 8525 2976 8533
2983 8542
$$
42-DVDThe office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 1:28 AM CDT | Flash Flood Watch | TAE | Bay, Calhoun, Dixie, Franklin, Gulf, Jefferson and 7 more | 30 hr |
| Sep 8, 2:17 AM CDT | Rip Current Statement | TAE | Bay, Franklin, Gulf, Walton | 47 hr |
| Sep 8, 2:36 AM CDT | Small Craft Advisory | TAE | 25 hr | |
| Sep 8, 4:19 AM CDT | Special Marine Warning | TAE | 41 min | |
| Sep 8, 5:49 AM CDT | Special Marine Warning | TAE | 56 min | |
| Sep 8, 6:11 AM CDT | Special Weather Statement | TAE | Holmes | 49 min |
| Sep 8, 6:41 AM CDT | Special Marine Warning | TAE | 94 min | |
| Sep 8, 8:10 AM CDT | Special Marine Warning | TAE | 95 min | |
| Sep 8, 9:46 AM CDT | Special Marine Warning | TAE | 89 min | |
| Sep 8, 11:55 AM CDT | Special Marine Warning | TAE | 95 min | |
| Sep 8, 1:24 PM CDT | Special Marine Warning | TAE | 66 min | |
| Sep 8, 1:54 PM CDT | Tornado Warning | TAE | Franklin | 36 min |
| Sep 8, 2:17 PM CDT | Flash Flood Warning | TAE | Bay, Calhoun, Gulf, Washington | 4 hr |
| Sep 8, 2:20 PM CDT | Special Marine Warning | TAE | 25 min | |
| Sep 8, 2:40 PM CDT | Special Marine Warning | TAE | 95 min | |
| Sep 8, 2:46 PM CDT | Special Marine Warning | TAE | 89 min | |
| Sep 8, 3:49 PM CDT | Special Marine Warning | TAE | 41 min | |
| Sep 8, 4:01 PM CDT | Tropical Storm Warning | TAE | Franklin, Gulf, Jefferson, Lafayette, Madison, Taylor and 1 more | 12 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.