Alert archive / Florida / Flash Flood Warnings in 2005

Flash Flood Warning 8, NWS Mobile, AL

March 31, 2005Escambia County, Florida

NWS Mobile, AL issued this flash flood warning at Mar 31, 2005, 9:27 PM CST for Escambia County, Florida. It was in force for 3 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
Mar 31, 2005, 9:27 PM CST (03:27 UTC)
Expired
Apr 1, 2005, 12:15 AM CST
In force
3 hr
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Escambia County, FL

The radar

The Mobile radar (KMOB), 83 km from the middle of the area, began a volume at 03:28 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 00:00Z, 3.5 hours before the alert went out and 225 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 00:00Z on 2005-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1854 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 00:00Z on 2005-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 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
1854 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
456 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
1.7
Supercell composite
7.1

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMOB 010329
FFWMOB
FLC033-010615-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
927 PM CST THU MAR 31 2005

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  ESCAMBIA COUNTY IN NORTHWEST FLORIDA

* UNTIL 1215 AM CST

* AT 925 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED
  TO INDICATE NUMEROUS SHOWERS AND THUNDERSTORMS WHICH WILL TRAIN
  ACROSS THE AREA FOR THE NEXT SEVERAL HOURS.  THE VERY HEAVY RAIN
  FROM THESE STORMS WILL CONTINUE FLOODING ACROSS ESCAMBIA COUNTY
  THROUGH 1215 AM.  EMERGENCY MANAGEMENT CONTINUED TO REPORT
  NUMEROUS ROADWAYS INUNDATED WITH WATER MAINLY ACROSS CENTRAL AND
  SOUTHERN ESCAMBIA COUNTY FLORIDA.    

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  PENSACOLA...MOLINO...MCDAVID...GONZALEZ AND COTTAGE HILL.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING.

FLOODING IS OCCURRING.  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.

LAT...LON 3033 8749 3035 8730 3050 8719 3071 8730
      3089 8730 3086 8759 3066 8739 3053 8742
      3045 8737

$$
1 follow-up statement
000 
WGUS74 KMOB 010459
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1058 PM CST THU MAR 31 2005

FLC033-010615-
ESCAMBIA FL-
1058 PM CST THU MAR 31 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 1215 AM CST FOR ESCAMBIA 
COUNTY FLORIDA...

THIS IS AN EXTREMELY DANGEROUS FLASH FLOOD SITUATION

AT 1055 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED   
TO INDICATE NUMEROUS SHOWERS AND THUNDERSTORMS TRAINING ACROSS 
ESCAMBIA COUNTY FLORIDA.  SEVERAL STRONGER STORMS CURRENTLY OVER
SOUTHERN BALDWIN COUNTY WILL MOVE ACROSS SOUTHERN AND CENTRAL 
ESCAMBIA COUNTY FLORIDA THROUGH MIDNIGHT.  THESE STORMS ARE 
PRODUCING RAINFALL RATES OF UP TO 2 INCHES PER HOUR AND WILL WORSEN 
THE FLASH FLOODING ALREADY ONGOING ACROSS THE CENTRAL AND SOUTHERN 
PORTION OF THE COUNTY.  EMERGENCY MANAGEMENT PERSONNEL CONTINUED TO 
REPORT NUMEROUS ROADWAYS...NEIGHBORHOODS AND BRIDGES INUNDATED WITH 
WATER MAINLY ACROSS CENTRAL AND SOUTHERN ESCAMBIA COUNTY FLORIDA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
MOLINO...PENSACOLA...MCDAVID...COTTAGE HILL AND CANTONMENT.

THIS IS AN EXTREMELY DANGEROUS FLASH FLOOD SITUATION

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

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.

LAT...LON 3033 8749 3035 8730 3050 8719 3071 8730
      3089 8730 3086 8759 3066 8739 3053 8742
      3045 8737

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 6:22 PM CSTFlash Flood WarningMOBOkaloosa, Santa Rosa4 hr
Mar 31, 7:30 PM CSTFlash Flood WarningMOBEscambia2 hr
Mar 31, 10:04 PM CSTSevere Thunderstorm WarningMOBOkaloosa26 min
Mar 31, 10:12 PM CSTFlash Flood WarningMOBOkaloosa, Santa Rosa4 hr
Apr 1, 12:20 AM CSTFlash Flood WarningMOBEscambia3 hr
Apr 1, 12:34 AM CSTSevere Thunderstorm WarningMOBEscambia, Okaloosa, Santa Rosa56 min
Apr 1, 1:27 AM CSTSevere Thunderstorm WarningMOBOkaloosa18 min
Apr 1, 1:42 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa18 min
Apr 1, 2:00 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa60 min
Apr 1, 2:25 AM CSTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa4 hr
Apr 1, 4:45 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa75 min
Apr 1, 6:07 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa53 min
Apr 1, 6:30 AM CSTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa3 hr
Apr 1, 6:30 AM CSTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa30 min
Apr 1, 7:09 AM CSTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa66 min
Apr 1, 9:38 AM CSTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa3 hr

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.