Florida, 2007

Flash Flooding in Florida, October 19, 2007

October 19, 2007 · NWS MOB · 3 events in 3 counties and zones

Slow moving thunderstorms produced two day total rainfall amounts of 15 to 20 inches with isolated higher amounts along the coastal sections of the counties.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$40,000
Crop damage
None recorded
Events
3

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS MOB wrote it up.

Slow moving thunderstorms produced two day total rainfall amounts of 15 to 20 inches with isolated higher amounts along the coastal sections of the counties.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Mobile, AL wrote its last area forecast discussion before the first event at Oct 18, 9:05 PM CST, 4 hours 35 minutes earlier.

Area forecast discussion, Oct 18, 9:05 PM CST, 4 hours 35 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
1005 PM CDT THU OCT 18 2007

.UPDATE...WILL UPDATE WITH ISSUANCE OF A FLASH FLOOD WATCH FOR
MUCH OF THE NORTHWEST FLORIDA PANHANDLE AND THE SOUTHERN PORTION OF
BALDWIN COUNTY ALABAMA.  UPDATE OUT SOON. /29

.PRELIMINARY POINT TEMPS/POPS...
MOBILE      71  81  53  84 /  90  60  00  00
PENSACOLA   71  80  56  83 /  90  80  00  00
DESTIN      71  76  60  79 /  90  80  00  00
EVERGREEN   68  78  47  83 /  90  70  00  00
WAYNESBORO  66  82  48  84 /  80  20  00  00
CAMDEN      66  78  50  84 /  90  40  00  00

&&

.MOB WATCHES/WARNINGS/ADVISORIES...
AL...FLASH FLOOD WATCH UNTIL 1 PM FRIDAY FOR THE FOLLOWING ZONES:
     LOWER BALDWIN.

FL...FLASH FLOOD WATCH UNTIL 1 PM FRIDAY FOR THE FOLLOWING ZONES:
     COASTAL ESCAMBIA...COASTAL OKALOOSA...COASTAL SANTA ROSA...
     INLAND OKALOOSA...AND INLAND SANTA ROSA.

MS...NONE.
GM...NONE.

&&

*** PREVIOUS DISCUSSION ***

.SHORT TERM...(TONIGHT THROUGH SATURDAY)...SHOWERS AND THUNDERSTORMS
CONTINUE TO DEVELOP ALONG A PRE FRONTAL TROUGH ACROSS CENTRAL
MISSISSIPPI THIS AFTERNOON. THE MAIN SFC COLD FRONT WAS STILL WELL
WEST OF THE AREA FROM SOUTHERN MICHIGAN TO SOUTH TEXAS. AHEAD OF
THIS COLD FRONT...DEEP TROPICAL MOISTURE WAS IN PLACE W/ PW VALUES
NEAR TWO INCHES. DEEP LAYER SHEAR VALUES HAVE ALSO FALLEN OFF AS
WINDS HAVE VEERED BEHIND THIS MORNING CONVECTION. THE 18Z SOUNDING
FROM KLIX INDICATED 0-3KM SRH VALUES HAD DROPPED TO 78 M2/S2 BUT
THERE WAS PLENTY OF CAPE W/ A VALUE OF 3845 J/KG. THUS THE TORNADO
THREAT HAS DECREASED DRAMATICALLY FROM THIS MORNING.
HOWEVER...DAMAGING WINDS WILL REMAIN A THREAT WITH THE THUNDERSTORMS
THIS AFTERNOON AND EVENING AND ALSO W/ A LINE OF THUNDERSTORMS
EXPECTED TO DEVELOP AHEAD OF THE COLD FRONT THAT WILL MOVE THROUGH
TOMORROW MORNING. FLASH FLOODING WILL ALSO BE THREAT...ESPECIALLY IN
AREAS THAT HAVE RECEIVED THE HEAVIER RAINS TODAY ACROSS THE FLORIDA
PANHANDLE. A DRIER AIRMASS FOLLOWS THE FRONTAL PASSAGE BY FRIDAY
AFTERNOON AND CONTINUES THROUGH SATURDAY W/ LOWS IN THE 50S AND
HIGHS IN THE LOWER 80S. /13

.LONG TERM...(SUNDAY THROUGH WEDNESDAY)...SFC AND UPPER LEVEL RIDGE
MOVE EAST ALLOWING MOISTURE TO RECOVER BY SUNDAY AFTERNOON IN
ADVANCE OF AN UPPER LEVEL TROUGH MOVING ACROSS THE CENTRAL PLAINS.
THE GFS CONTINUES TO BE THE MOST PROGRESSIVE WITH THE TROUGH...WHILE
THE 18.12Z ECMWF HAS FINALLY COME AROUND TO THE PROGRESSIVE TROUGH
IDEA ALTHOUGH IT IS SLOWER THAN THE GFS. THUS WILL CONTINUE W/ THE
PREVIOUS EXTENDED PACKAGE THAT BRING ANOTHER ROUND OF SHOWERS AND
THUNDERSTORMS THROUGH THE AREA SUNDAY NIGHT INTO MONDAY. A DRIER AND
COOLER AIRMASS WILL FOLLOW THIS SYSTEM W/ HIGHS IN THE 70S AND LOWS
IN THE LOW TO MID 50S BY THE MIDDLE OF NEXT WEEK. /13

&&

.MARINE...A MODERATE TO OCCASIONALLY STRONG ONSHORE WIND WILL
DOMINATE THE PICTURE THROUGH TONIGHT...BECOME NORTH TO NORTHWEST
BEHIND A COLD FRONT MOVING PAST ON FRIDAY. A MODERATE OFFSHORE FLOW
WILL CONTINUE THROUGH EARLY SUNDAY. ONSHORE WIND WILL RETURN LATE
SUNDAY AHEAD OF AN EVEN STRONGER COLD FRONT APPROACHING FROM THE
WEST. THAT FRONT WILL MOVE ACROSS THE MARINE AREA MONDAY...POSSIBLY
LATE...BRINGING A STRONG OFFSHORE FLOW THROUGH TUESDAY. /77

&&

.FIRE WEATHER...SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH
FRIDAY MORNING AHEAD OF A COLD FRONT. IN THE WAKE OF THE COLD
FRONT...A DRIER AIRMASS WILL MOVE INTO THE AREA FOR THE WEEKEND AND
RELATIVE HUMIDITY VALUES WILL HAVE TO BE MONITORED FOR POSSIBLE RED
FLAG WATCHES/WARNINGS. /13

&&

.PRELIMINARY POINT TEMPS/POPS...
MOBILE      70  81  53  84 /  90  60  00  00
PENSACOLA   72  80  56  83 /  90  80  00  00
DESTIN      73  76  60  79 /  90  80  00  00
EVERGREEN   67  78  47  83 /  90  70  00  00
WAYNESBORO  65  82  48  84 /  70  20  00  00
CAMDEN      65  78  50  84 /  80  40  00  00

&&

.MOB WATCHES/WARNINGS/ADVISORIES...
AL...NONE.
FL...NONE.
MS...NONE.
GM...NONE.
&&

13/JC
77/BD
Hazardous weather outlook, Oct 18, 9:30 PM CST, 4 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE MOBILE AL
1030 PM CDT THU OCT 18 2007

ALZ051>064-FLZ001>006-GMZ630-650-655-670-675-MSZ067-075-076-078-
079-191200-
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-MOBILE BAY-
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM-
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM-
WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM-
WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM-WAYNE-PERRY-
GREENE-STONE-GEORGE-
1030 PM CDT THU OCT 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA...GM AND
SOUTHEAST MISSISSIPPI.

.DAY ONE...REST OF TONIGHT...

A STRONG UPPER LEVEL DISTURBANCE WITH AN ASSOCIATED SURFACE COLD
FRONT WILL MOVE ACROSS THE LOWER MISSISSIPPI RIVER VALLEY AND
CENTRAL GULF STATES THROUGH TONIGHT BRINGING WIDESPREAD SHOWERS AND
THUNDERSTORMS OVER MUCH OF THE AREA. THE VERTICAL WIND PROFILE AND
MOISTURE IN THE LOWER ATMOSPHERE WILL COMBINE WITH DAYTIME HEATING
TO CAUSE SOME THUNDERSTORMS TO BECOME SEVERE. ISOLATED TORNADOES...
DAMAGING WINDS...LIGHTNING...AND SMALL HAIL ARE LIKELY WITH SOME
STORMS. ALSO...THE TRAINING OF CELLS OVER AREAS OF THE WESTERN
FLORIDA PANHANDLE WILL CAUSE LOCALIZED PONDING OF WATER AND NUISANCE
FLOODING...WITH A FEW LOCALS SEEING MORE WIDESPREAD FLOODING. THE
STORM PREDICTION CENTER HAS DETERMINED MUCH OF THE FORECAST AREA TO
BE AT SLIGHT RISK FOR SEVERE WEATHER TONIGHT.

MODERATE TO STRONG SOUTHERLY WIND WILL CONTINUE TO BRING HAZARDOUS
CONDITIONS FOR SMALL CRAFT THROUGH TONIGHT. SURF CONDITIONS AND HIGH
TIDAL RANGES WILL BRING A MODERATE RISK OF RIP CURRENTS ALONG AREA
BEACHES TODAY AND TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH TUESDAY...

THE COLD FRONT WILL MOVE EAST OF THE REGION BY MIDDAY FRIDAY.
ADDITIONAL RAINFALL OF 2 TO 3 INCHES OVER THE ALREADY SATURATED
FLORIDA PANHANDLE WILL ALLOW FOR LOCALIZED FLOODING OF LOW LYING
AREAS AND ROADWAYS.

SATURDAY THOUGH TUESDAY AFTER THE FRONT PASSES...NO SEVERE WEATHER
IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT FOR SEVERE
WEATHER OPERATIONS MAY BE NEEDED TONIGHT INTO FRIDAY. STAY TUNED FOR
FURTHER UPDATES.

The radar

The Mobile radar (KMOB), 94 km away, was scanning. The volume nearest the first event began at 07:39 UTC.

Open the radar archive at this moment

Event by event

3 flash flood. Local standard time, as filed.

Flash Flood, Escambia

When
October 19, 1:40 AM CST to 1:00 PM CST
Where
Escambia County, Ensley to 4 mi E of Ferry Pass
Cause
Heavy Rain
Property damage
$20,000
Reported by
Emergency Manager
Coordinates
30.520, -87.270

Many streets in the south part of the county had to be closed for several hours due to high water. The flooded streets were generally along and south of Highway 90. Water approached several houses, but never entered any homes.

Flash Flood, Okaloosa

When
October 19, 1:40 AM CST to 1:00 PM CST
Where
Okaloosa County, Wynnehaven Beach to 2 mi N of Galliver
Cause
Heavy Rain
Property damage
$10,000
Reported by
Emergency Manager
Coordinates
30.420, -86.800

Many streets in the south part of the county had to be closed for several hours due to high water. The flooded streets were generally along and south of Interstate 10. Water approached several houses, but never entered any homes.

Flash Flood, Santa Rosa

When
October 19, 1:40 AM CST to 1:00 PM CST
Where
Santa Rosa County, Pace to Harold
Cause
Heavy Rain
Property damage
$10,000
Reported by
Emergency Manager
Coordinates
30.600, -87.150

Many streets in the south part of the county had to be closed for several hours due to high water. The flooded streets were generally along and south of Interstate 10. Water approached several houses, but never entered any homes.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Florida in 2007Every state in 2007This day in weather historyWarnings in Florida, October 2007

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 61496, 62252, 62253.