Alert archive / Alabama / Flash Flood Warnings in 2005

Flash Flood Warning 10, NWS Mobile, AL

March 31, 2005Baldwin County, Alabama

NWS Mobile, AL issued this flash flood warning at Mar 31, 2005, 10:30 PM CST for Baldwin County, Alabama. It was in force for 4 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, 10:30 PM CST (04:30 UTC)
Expired
Apr 1, 2005, 2:30 AM CST
In force
4 hr
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 57 km from the middle of the area, began a volume at 04:33 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, 4.5 hours before the alert went out and 196 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 010431
FFWMOB
ALC003-010830-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1030 PM CST THU MAR 31 2005

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  BALDWIN COUNTY IN SOUTHWEST ALABAMA

* UNTIL 230 AM CST

* AT 1029 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR
  CONTINUED TO INDICATE NUMEROUS SHOWERS AND THUNDERSTORMS TRAINING
  ACROSS THE AREA.  HEAVY RAINS FROM THESE STORMS WILL PERSIST FOR
  SEVERAL MORE HOURS AND RAINFALL RATES OF UP TO 1 TO 1.5 INCHES
  PER HOUR WILL MAINTAIN FLOODED CONDITIONS ACROSS THE WARNED
  AREA...MAINLY IN THE CENTRAL PORTION OF THE COUNTY.  EMERGENCY
  MANAGEMENT PERSONNEL CONTINUE TO REPORT NUMEROUS FLOODED
  ROADWAYS AND A BRIDGE HAS BEEN DAMAGED NEAR THE INTERSECTION OF
  COUNTY ROADS 12 AND 26.  RADAR ESTIMATES AND PUBLIC REPORTS
  INDICATE THAT APPROXIMATELY 5 TO 7 INCHES OF RAIN HAS FALLEN
  ACROSS SOUTH CENTRAL BALDWIN COUNTY SINCE THE MID AFTERNOON.
  THIS IS A CONTINUATION OF THE FLASH FLOOD WARNING CURRENTLY IN
  EFFECT FOR BALDWIN COUNTY.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  WHITEHOUSE FORKS...STEELWOOD...STAPLETON...SPANISH FORT...
  SILVERHILL...ROSINTON...ROBERTSDALE...PARK CITY...MALBIS...
  LOXLEY...HURRICANE...GATESWOOD...DOUGLASVILLE...CROSSROADS...
  CARPENTER AND BRIDGEHEAD.

THIS IS AN EXTREMELY DANGEROUS FLASH FLOODING 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 3024 8785 3030 8752 3041 8748 3064 8743
      3088 8764 3086 8796

$$
1 follow-up statement
000 
WGUS74 KMOB 010600
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1159 PM CST THU MAR 31 2005

ALC003-010830-
BALDWIN AL-
1159 PM CST THU MAR 31 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 230 AM CST FOR SOUTHERN AND 
CENTRAL BALDWIN COUNTY...

THIS IS AN EXTREMELY DANGEROUS FLASH FLOOD SITUATION

AT 1155 PM CST...WEATHER SERVICE DOPPLER RADAR CONTINUES TO INDICATE 
NUMEROUS SHOWERS AND THUNDERSTORMS TRAINING ACROSS THE AREA.  
SEVERAL STRONG STORMS OVER THE EXTREME SOUTHEAST PORTION OF THE 
COUNTY HAVE BEEN PRODUCING HOURLY RAINFALL RATES OF UP TO 2.5 
INCHES...BUT THESE HAVE SINCE MOVED EASTWARD INTO ESCAMBIA COUNTY 
FLORIDA.  HOURLY RAINFALL RATES ACROSS THE REMAINDER OF THE WARNED 
AREA HAVE TYPICALLY BEEN NEAR 1 INCH PER HOUR...AND THESE CONDITIONS 
WILL CONTINUE FOR THE NEXT TWO HOURS.  BALDWIN COUNTY EMERGENCY 
MANAGEMENT REPORTED WIDESPREAD FLOODING OF ROADWAYS AND OTHER POOR 
DRAINAGE AREA GENERALLY SOUTH OF INTERSTATE 10.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ROBERTSDALE...WHITEHOUSE FORKS...STEELWOOD...STAPLETON...SPANISH
FORT...ROSINTON...PARK CITY...MALBIS...LOXLEY...JACKSON OAK...
HURRICANE...GATESWOOD...DOUGLASVILLE...CROSSROADS...CARPENTER AND
BRIDGEHEAD.

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 3024 8785 3030 8752 3041 8748 3064 8743
      3088 8764 3086 8796

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 6:29 PM CSTFlash Flood WarningMOBBaldwin4 hr
Mar 31, 9:21 PM CSTSevere Thunderstorm WarningMOBMobile39 min
Mar 31, 9:46 PM CSTSpecial Marine WarningMOB59 min
Mar 31, 10:23 PM CSTSevere Thunderstorm WarningMOBMobile37 min
Mar 31, 10:28 PM CSTSevere Thunderstorm WarningMOBBaldwin47 min
Mar 31, 10:32 PM CSTSpecial Marine WarningMOB13 min
Mar 31, 11:16 PM CSTSevere Thunderstorm WarningMOBMobile29 min
Mar 31, 11:25 PM CSTSpecial Marine WarningMOB65 min
Mar 31, 11:28 PM CSTFlash Flood WarningMOBMobile3 hr
Mar 31, 11:46 PM CSTSevere Thunderstorm WarningMOBMobile29 min
Apr 1, 12:28 AM CSTSpecial Marine WarningMOB2 hr
Apr 1, 12:33 AM CSTSpecial Marine WarningMOB57 min
Apr 1, 12:39 AM CSTSevere Thunderstorm WarningMOBBaldwin36 min
Apr 1, 12:48 AM CSTSpecial Marine WarningMOB27 min
Apr 1, 12:49 AM CSTSevere Thunderstorm WarningMOBMobile26 min
Apr 1, 1:08 AM CSTSevere Thunderstorm WarningMOBChoctaw, Washington64 min
Apr 1, 1:11 AM CSTSevere Thunderstorm WarningMOBMobile, Washington34 min
Apr 1, 1:22 AM CSTSevere Thunderstorm WarningMOBBaldwin23 min
Apr 1, 1:40 AM CSTSevere Thunderstorm WarningMOBMobile, Washington20 min
Apr 1, 1:42 AM CSTSevere Thunderstorm WarningMOBBaldwin18 min
Apr 1, 1:46 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile29 min
Apr 1, 1:58 AM CSTSpecial Marine WarningMOB62 min
Apr 1, 2:20 AM CSTSpecial Marine WarningMOB25 min
Apr 1, 2:32 AM CSTFlash Flood WarningMOBBaldwin, Mobile4 hr
Apr 1, 2:55 AM CSTSpecial Marine WarningMOB65 min
Apr 1, 3:39 AM CSTSevere Thunderstorm WarningMOBMobile36 min
Apr 1, 3:56 AM CSTSpecial Marine WarningMOB64 min
Apr 1, 4:08 AM CSTSevere Thunderstorm WarningMOBBaldwin67 min
Apr 1, 4:14 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile31 min
Apr 1, 4:23 AM CSTSevere Thunderstorm WarningMOBMobile37 min
Apr 1, 4:40 AM CSTSpecial Marine WarningMOB2 hr
Apr 1, 4:45 AM CSTSevere Thunderstorm WarningMOBBaldwin, Escambia75 min
Apr 1, 4:57 AM CSTSpecial Marine WarningMOB63 min
Apr 1, 5:19 AM CSTSevere Thunderstorm WarningMOBMobile41 min
Apr 1, 5:19 AM CSTSevere Thunderstorm WarningMOBMobile41 min
Apr 1, 5:29 AM CSTFlash Flood WarningMOBBaldwin, Mobile4 hr
Apr 1, 6:00 AM CSTSpecial Marine WarningMOB60 min
Apr 1, 6:07 AM CSTSevere Thunderstorm WarningMOBBaldwin53 min
Apr 1, 6:52 AM CSTSpecial Marine WarningMOB2 hr
Apr 1, 9:00 AM CSTFlash Flood WarningMOBBaldwin, Mobile3 hr
Apr 1, 12:22 PM CSTSpecial Marine WarningMOB53 min
Apr 1, 5:32 PM CSTSpecial Marine WarningMOB58 min

Nearby

Flash Flood Warnings in Alabama, 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.