Alert archive / Florida / Flash Flood Warnings in 2005

Flash Flood Warning 45, NWS Mobile, AL

July 10, 2005Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this flash flood warning at Jul 10, 2005, 1:18 PM CDT for Escambia County, 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
Jul 10, 2005, 1:18 PM CDT (18:18 UTC)
Expired
Jul 10, 2005, 7:15 PM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

Counties Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 106 km from the middle of the area, began a volume at 18:18 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, 6.3 hours before the alert went out and 259 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2005-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2005-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -93 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
6 J/kg
Mixed-layer CIN
-335 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-93 m²/s²
0-3 km storm-relative helicity
-74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KMOB 101820
FFWMOB
FLC033-091-113-110015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
118 PM CDT SUN JUL 10 2005

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  OKALOOSA COUNTY IN NORTHWEST FLORIDA
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA
  SANTA ROSA COUNTY IN NORTHWEST FLORIDA

* UNTIL 715 PM CDT

* AT 118 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED 
TORRENTIAL RAIN ASSOCIATED WITH HURRICANE DENNIS. THE  TORRENTIAL 
RAIN WILL SPREAD ACROSS THE AREA THROUGH THE AFTERNOON. 

* RAINFALL AMOUNTS OF 3 TO 4 INCHES IN A BRIEF PERIOD OF TIME WILL 
QUICKLY OVERWHELM THE DRAINAGE SYSTEMS AND PRODUCE A RAPID INCREASE 
IN THE WATER DEPTH OF AREA STREAMS AND DRAINAGE SYSTEMS. RAIN WILL 
CONTINUE THROUGH THE AFTERNOON WITH TOTAL AMOUNTS BETWEEN 5 AND 10 
INCHES POSSIBLE. FIRST AREAS TO BE IMPACTED BY THE HEAVY RAINS WILL 
BE SANTA ROSA ISLAND...THEN THE WOODLAWN BEACH AND BAL ALEX ESTATES 
AREA. THE TORRENTIAL RAIN MOVING NORTH ACROSS THE BAYS AND INTO THE 
CENTRAL SECTIONS OF THE AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS...STREETS AND UNDERPASSES...AS WELL AS
OTHER POUR DRAINAGE AND LOW LYING AREAS.

RESIDENTS LIVING IN FLOOD PRONE AREAS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. REMEMBER...IT ONLY
TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

LAT...LON 3035 8718 3041 8660 3097 8676 3094 8742

$$
1 follow-up statement
000 
WGUS74 KMOB 102024
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
316 PM CDT SUN JUL 10 2005

FLC091-102026-
OKALOOSA FL-
316 PM CDT SUN JUL 10 2005

...THE FLASH FLOOD WARNING FOR OKALOOSA COUNTY IS CANCELLED...

LAT...LON 3035 8718 3041 8680 3099 8706 3097 8751

$$

FLC033-113-110015-
ESCAMBIA FL-SANTA ROSA FL-
316 PM CDT SUN JUL 10 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 715 PM CDT FOR SANTA ROSA 
AND ESCAMBIA COUNTIES...

AT 309 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE TORRENTIAL RAINS ASSOCIATED WITH HURRICANE DENNIS MOVING 
THROUGH THE WARNED AREA. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FERRY 
PASS...GONZALEZ...CANTONMENT...PACE AND MOLINO.

ADDITIONAL RAINFALL AMOUNTS OF 3 TO 5 INCHES ARE POSSIBLE IN THE 
WARNED AREA THIS EVENING. RADAR INDICATED 3 TO 4 INCHES FELL IN THE 
LAST HOUR OR SO.  

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

LAT...LON 3035 8718 3041 8680 3099 8706 3097 8751

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 1:30 PM CDTTornado WarningMOBEscambia, Okaloosa, Santa Rosa60 min
Jul 10, 2:26 PM CDTTornado WarningMOBEscambia, Santa Rosa64 min
Jul 10, 3:29 PM CDTTornado WarningMOBEscambia, Santa Rosa61 min

Nearby

Flash Flood Warnings in Florida, 2005Every flash flood warning in 2005

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.