Alert archive / Florida / Flash Flood Warnings in 2018
Flash Flood Warning 27, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Sep 5, 2018, 9:57 AM CDT for Okaloosa County, Santa Rosa County, Florida. 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
- Sep 5, 2018, 9:57 AM CDT (14:57 UTC)
- Expired
- Sep 5, 2018, 3:29 PM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Okaloosa County, FL, Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 96 km from the middle of the area, began a volume at 14:58 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, 3.0 hours before the alert went out and 252 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
- 361 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 856 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
040
WGUS54 KMOB 051457
FFWMOB
FLC091-113-052100-
/O.NEW.KMOB.FF.W.0027.180905T1457Z-180905T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
957 AM CDT WED SEP 5 2018
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Western Okaloosa County in northwestern Florida...
Santa Rosa County in northwestern Florida...
* Until 400 PM CDT Wednesday.
* At 956 AM CDT, Doppler radar indicated heavy rain across the warned
area. Flash flooding is expected to begin shortly.
* Some locations that will experience flooding include...
Wright, Fort Walton Beach, Milton, Mary Esther, Bagdad, Ocean City,
Baker, Navarre, Cinco Bayou, Navarre Beach, Roeville and Point
Baker.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3033 8701 3035 8701 3037 8692 3036 8701
3100 8712 3099 8671 3038 8659
$$1 follow-up statement
195
WGUS74 KMOB 052029
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
329 PM CDT WED SEP 5 2018
FLC091-113-052038-
/O.CAN.KMOB.FF.W.0027.000000T0000Z-180905T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Okaloosa FL-Santa Rosa FL-
329 PM CDT WED SEP 5 2018
...THE FLASH FLOOD WARNING FOR WESTERN OKALOOSA AND SANTA ROSA
COUNTIES IS CANCELLED...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.
LAT...LON 3033 8701 3035 8701 3037 8692 3036 8701
3100 8712 3099 8671 3038 8659
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 8:24 PM CDT | Flash Flood Warning | MOB | Escambia, Santa Rosa | 12 hr |
| Sep 4, 8:31 PM CDT | River Flood Warning | MOB | Escambia | 4 days |
| Sep 4, 9:29 PM CDT | Tornado Warning | MOB | Escambia, Santa Rosa | 31 min |
| Sep 4, 9:55 PM CDT | Tornado Warning | MOB | Santa Rosa | 27 min |
| Sep 4, 10:45 PM CDT | Flash Flood Warning | MOB | Escambia, Santa Rosa | 12 hr |
| Sep 5, 3:10 AM CDT | Tornado Warning | MOB | Okaloosa, Santa Rosa | 29 min |
| Sep 5, 3:31 AM CDT | Tornado Warning | MOB | Okaloosa | 19 min |
| Sep 5, 5:15 AM CDT | Coastal Flood Advisory | MOB | Escambia, Santa Rosa | 9 hr |
| Sep 5, 5:15 AM CDT | High Surf Advisory | MOB | Escambia, Santa Rosa | 9 hr |
| Sep 5, 7:54 AM CDT | Flash Flood Warning | MOB | Escambia, Santa Rosa | 6 hr |
| Sep 5, 1:50 PM CDT | Areal Flood Warning | MOB | Escambia, Santa Rosa | 6 hr |
Nearby
Flash Flood Warnings in Florida, 2018Every flash flood warning in 2018
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.