Alert archive / Florida / Flash Flood Warnings in 2021
Flash Flood Warning 22, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 5, 2021, 7:43 AM CDT for Escambia County, Florida; Baldwin County, Alabama. It was in force for 6 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 5, 2021, 7:43 AM CDT (12:43 UTC)
- Expired
- May 5, 2021, 1:45 PM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Baldwin County, AL, Escambia County, FL
The radar
The Mobile radar (KMOB), 87 km from the middle of the area, began a volume at 12:42 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 0.7 hours before the alert went out and 223 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
- 6 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 750 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.2
The text
As transmitted.
395
WGUS54 KMOB 051243
FFWMOB
ALC003-FLC033-051845-
/O.NEW.KMOB.FF.W.0022.210505T1243Z-210505T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
743 AM CDT Wed May 5 2021
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Southeastern Baldwin County in southwestern Alabama...
Southwestern Escambia County in northwestern Florida...
* Until 145 PM CDT Wednesday.
* At 743 AM CDT, Doppler radar indicated another round of showers
and thunderstorms producing very heavy rain across the warned
area. Widespread rainfall amounts of 4 to 6 inches have fallen in
the warned area since Tuesday evening, and an additional 1 to 3
inches may quickly fall over already saturated grounds. Flash
flooding is ongoing or expected to begin shortly.
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...
Pensacola, Ferry Pass, Brent, West Pensacola, Ensley, Warrington,
Gonzalez, Foley, Orange Beach, Goulding, Point Clear, Lillian,
Myrtle Grove, Magnolia Springs, Bon Secour, Summerdale, Perdido
Beach, Elberta, Miflin and Josephine.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3034 8792 3049 8792 3063 8726 3061 8726
3061 8725 3041 8716 3037 8717 3037 8718
3037 8719 3036 8719 3036 8720 3034 8718
3035 8717 3033 8717 3020 8804
FLASH FLOOD...RADAR INDICATED
$$2 follow-up statements
090
WGUS74 KMOB 051400
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
900 AM CDT Wed May 5 2021
ALC003-FLC033-051845-
/O.CON.KMOB.FF.W.0022.000000T0000Z-210505T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Baldwin AL-Escambia FL-
900 AM CDT Wed May 5 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM CDT THIS
AFTERNOON FOR SOUTHEASTERN BALDWIN AND SOUTHWESTERN ESCAMBIA
COUNTIES...
At 900 AM CDT, Local rain gauge reports indicate that 4 and 6 inches
of rain have fallen across southern Baldwin and Escambia Counties.
More heavy rain and thunderstorms will be moving in from the west
within the next hour and will likely produce another 1 to 3 inches
of rain in the warned area. Baldwin County Emergency Management has
reported flooding in the Foley area with a portion of County Road 12
between Highway 59 and James Road closed. The additional heavy rain
moving into the area will likely result in additional flash flooding.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Emergency management reported.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Pensacola, Ferry Pass, Brent, West Pensacola, Ensley, Warrington,
Gonzalez, Foley, Orange Beach, Goulding, Point Clear, Lillian,
Myrtle Grove, Magnolia Springs, Bon Secour, Summerdale, Perdido
Beach, Elberta, Miflin and Josephine.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3034 8792 3049 8792 3063 8726 3061 8726
3061 8725 3041 8716 3037 8717 3037 8718
3037 8719 3036 8719 3036 8720 3034 8718
3035 8717 3033 8717 3020 8804
FLASH FLOOD...OBSERVED
$$377
WGUS74 KMOB 051846
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
146 PM CDT Wed May 5 2021
ALC003-FLC033-051856-
/O.EXP.KMOB.FF.W.0022.000000T0000Z-210505T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Baldwin AL-Escambia FL-
146 PM CDT Wed May 5 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHEASTERN BALDWIN AND
SOUTHWESTERN ESCAMBIA COUNTIES...
Flash flooding is no longer expected to pose a threat, thus the
warning has been allowed to expire. A Flood Advisory has been
issued to allow time for any standing water to recede.
LAT...LON 3034 8792 3049 8792 3063 8726 3061 8726
3061 8725 3041 8716 3037 8717 3037 8718
3037 8719 3036 8719 3036 8720 3034 8718
3035 8717 3033 8717 3020 8804
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 8:10 PM CDT | River Flood Warning | MOB | Okaloosa | 48 hr |
| May 4, 8:15 PM CDT | River Flood Warning | MOB | Escambia | 29 hr |
| May 4, 8:52 PM CDT | Special Weather Statement | MOB | Escambia, Okaloosa, Santa Rosa | 68 min |
| May 4, 9:49 PM CDT | Areal Flood Advisory | MOB | Escambia, Santa Rosa | 4 hr |
| May 5, 12:35 AM CDT | Areal Flood Advisory | MOB | Escambia | 4 hr |
| May 5, 1:50 AM CDT | Flash Flood Warning | MOB | Escambia | 6 hr |
| May 5, 2:45 AM CDT | Areal Flood Advisory | MOB | Santa Rosa | 4 hr |
| May 5, 1:44 PM CDT | Areal Flood Advisory | MOB | Escambia | 3 hr |
| May 4, 7:26 PM CDT | Special Marine Warning | MOB | 2 hr | |
| May 4, 7:28 PM CDT | Special Weather Statement | MOB | Covington, Escambia | 62 min |
| May 4, 7:33 PM CDT | Special Weather Statement | MOB | Baldwin, Mobile | 57 min |
| May 4, 7:44 PM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 32 min |
| May 4, 8:20 PM CDT | Areal Flood Advisory | MOB | Mobile | 6 hr |
| May 4, 8:28 PM CDT | Areal Flood Advisory | MOB | Baldwin | 6 hr |
| May 4, 8:36 PM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| May 4, 9:41 PM CDT | Special Marine Warning | MOB | 94 min | |
| May 5, 2:27 AM CDT | River Flood Warning | MOB | Baldwin | 23 hr |
| May 5, 2:30 AM CDT | River Flood Warning | MOB | Baldwin | 22 hr |
| May 5, 2:50 AM CDT | Special Marine Warning | MOB | 85 min | |
| May 5, 6:29 AM CDT | Special Weather Statement | MOB | Baldwin | 46 min |
| May 5, 7:07 AM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| May 5, 7:19 AM CDT | Special Marine Warning | MOB | 86 min | |
| May 5, 8:00 AM CDT | River Flood Warning | MOB | Clarke, Monroe, Wilcox | 7 days |
| May 5, 8:00 AM CDT | River Flood Warning | MOB | Dallas, Monroe, Wilcox | 4 days |
| May 5, 8:31 AM CDT | Special Marine Warning | MOB | 59 min | |
| May 5, 8:57 AM CDT | Flash Flood Warning | MOB | Mobile | 4 hr |
| May 5, 12:02 PM CDT | Special Marine Warning | MOB | 88 min | |
| May 5, 1:24 PM CDT | Areal Flood Advisory | MOB | Mobile | 96 min |
| May 5, 1:26 PM CDT | Special Marine Warning | MOB | 64 min |
Nearby
Flash Flood Warnings in Florida, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.