Alert archive / Alabama / Flash Flood Warnings in 2001

Flash Flood Warning 13, NWS Mobile, AL

June 11, 2001Baldwin County, Alabama

NWS Mobile, AL issued this flash flood warning at Jun 11, 2001, 1:03 PM CDT for Baldwin County, Alabama. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jun 11, 2001, 1:03 PM CDT (18:03 UTC)
Expired: Jun 12, 2001, 1:00 AM CDT
In force: 12 hr
Issued by: NWS Mobile, AL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Baldwin County, AL

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.1 hours before the alert went out and 182 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 99 J/kg
Mixed-layer CIN: -100 J/kg
Mixed-layer LCL: 983 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: -62 m²/s²
0-3 km storm-relative helicity: -16 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMOB 111808
FFWMOB
ALC003-120700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
103 PM CDT MON JUN 11 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLOOD WARNING FOR...
  BALDWIN COUNTY IN SOUTHWEST ALABAMA

* UNTIL 100 AM CDT TUESDAY MORNING

* AT 1259 PM CDT...

THE LATEST RAINFALL ESTIMATES FROM NWS RADAR IN MOBILE,AL INDICATES 
THAT UP TO 7 INCHES OF RAIN HAS FALLEN ALONG THE FISH RIVER BASIN 
SINCE MIDNIGHT. MOST OF THE RAIN HAS FALLEN SINCE 6 AM CDT THIS 
MORNING.  AS A RESULT ...THE FISH RIVER WILL RISE ABOVE FLOOD STAGE 
BY 2 PM CDT.  PORIONS OF COUNTY HIGHWAY 48 WILL LIKELY BECOME 
INUNDATED WITH RISING WATER.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.


LAT...LON 3043 8792 3035 8781 3043 8769 3082 8772
          3081 8791

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 6:26 AM CDT	Severe Thunderstorm Warning	MOB	Mobile	64 min
Jun 11, 7:08 AM CDT	Tornado Warning	MOB	Mobile	37 min
Jun 11, 7:45 AM CDT	Tornado Warning	MOB	Mobile	30 min
Jun 11, 7:59 AM CDT	Severe Thunderstorm Warning	MOB	Baldwin	61 min
Jun 11, 8:06 AM CDT	Severe Thunderstorm Warning	MOB	Washington	24 min
Jun 11, 9:00 AM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	60 min
Jun 11, 9:59 AM CDT	Tornado Warning	MOB	Baldwin	31 min
Jun 11, 5:41 PM CDT	Tornado Warning	MOB	Covington	34 min
Jun 11, 6:16 PM CDT	Tornado Warning	MOB	Covington	14 min

Nearby

Flash Flood Warnings in Alabama, 2001 Every flash flood warning in 2001

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.