Alert archive / Alabama / Flash Flood Warnings in 2005

Flash Flood Warning 33, NWS Mobile, AL

July 6, 2005Mobile County, Alabama

NWS Mobile, AL issued this flash flood warning at Jul 6, 2005, 2:37 AM CDT for Mobile County, Alabama. It was in force for 113 min. 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 6, 2005, 2:37 AM CDT (07:37 UTC)
Expired
Jul 6, 2005, 4:30 AM CDT
In force
113 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Mobile County, AL

The radar

The Mobile radar (KMOB), 26 km from the middle of the area, began a volume at 07:38 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, 7.6 hours before the alert went out and 135 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 2005-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2005-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 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
17 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
893 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
4 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 060739 CCA
FFWMOB
ALC097-060930-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
237 AM CDT WED JUL 6 2005

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  MOBILE COUNTY IN SOUTHWEST ALABAMA

* UNTIL 430 AM CDT

* AT 232 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM NEAR GRAND BAY...OR ABOUT 9   
  MILES EAST OF MOSS POINT. THE STORMS PRODUCING VERY HEAVY RAIN 
  WERE MOVING NORTH AT 25 MPH.

* THE THUNDERSTORM PRODUCING HEAVY RAIN WILL EFFECT AREAS AROUND...
   GRAND BAY AND DIXON CORNER BY 430 AM CDT

RAINFALL AMOUNTS OF 3 TO 4 INCHES IN A SHORT PERIOD OF TIME ARE
LIKELY OVER THE WARNED 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.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 3039 8840 3037 8818 3056 8819 3056 8841

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 3:25 AM CDTFlash Flood WarningMOBMobile2 hr
Jul 6, 3:59 AM CDTTornado WarningMOBMobile31 min
Jul 6, 4:30 AM CDTFlash Flood WarningMOBMobile2 hr
Jul 6, 4:51 AM CDTTornado WarningMOBMobile, Washington25 min
Jul 6, 4:57 AM CDTFlash Flood WarningMOBBaldwin, Mobile, Washington93 min
Jul 6, 5:24 AM CDTTornado WarningMOBMobile, Washington36 min
Jul 6, 5:26 AM CDTFlash Flood WarningMOBMobile2 hr
Jul 6, 5:31 AM CDTTornado WarningMOBBaldwin31 min
Jul 6, 5:50 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Monroe, Washington2 hr
Jul 6, 6:16 AM CDTTornado WarningMOBClarke, Washington32 min
Jul 6, 6:26 AM CDTFlash Flood WarningMOBBaldwin, Mobile, Washington2 hr
Jul 6, 6:48 AM CDTFlash Flood WarningMOBClarke, Washington2 hr
Jul 6, 6:52 AM CDTTornado WarningMOBBaldwin, Escambia25 min
Jul 6, 7:10 AM CDTTornado WarningMOBBaldwin, Escambia, Monroe35 min
Jul 6, 7:51 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Monroe, Washington17 hr
Jul 6, 7:51 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Monroe, Washington2 hr
Jul 6, 8:38 AM CDTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington2 hr
Jul 6, 10:44 AM CDTTornado WarningMOBCovington37 min
Jul 6, 10:52 AM CDTTornado WarningMOBCovington29 min
Jul 6, 11:05 AM CDTFlash Flood WarningMOBWashington115 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.