Alert archive / Alabama / Flash Flood Warnings in 2022

Flash Flood Warning 35, NWS Mobile, AL

August 16, 2022Baldwin County, Mobile County, Alabama

NWS Mobile, AL issued this flash flood warning at Aug 16, 2022, 3:42 PM CDT for Baldwin County, Mobile County, Alabama. It was in force for 2 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
Aug 16, 2022, 3:42 PM CDT (20:42 UTC)
Expired
Aug 16, 2022, 5:54 PM CDT
In force
2 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Baldwin County, AL, Mobile County, AL

The radar

The Mobile radar (KMOB), 46 km from the middle of the area, began a volume at 20:45 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, 8.7 hours before the alert went out and 184 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 2022-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1862 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 2022-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.1939Sfc1 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
1862 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
994 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

518 
WGUS54 KMOB 162042
FFWMOB
ALC003-097-170245-
/O.NEW.KMOB.FF.W.0035.220816T2042Z-220817T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
342 PM CDT Tue Aug 16 2022

The National Weather Service in Mobile has issued a

* Flash Flood Warning for...
  Northwestern Baldwin County in southwestern Alabama...
  Northeastern Mobile County in southwestern Alabama...

* Until 945 PM CDT Tuesday.

* At 342 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. The expected rainfall rate is 2 to 3 inches in 1 
  hour. Additional rainfall amounts of 2 to 3 inches are possible in 
  the warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Creola, Stockton, Axis, Mount Vernon, Movico, I65 And AL 225, 
  Bucks, Barry Village, Chastang, Salco, Fort Stoddard, Hatters, 
  Turnerville, Vaughn, Lambert Grove, Scoutshire Woods and Lambert.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3100 8822 3114 8811 3114 8794 3115 8793
      3115 8792 3096 8778 3084 8799

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...2-3 INCHES IN 1 HOUR

$$

MM
1 follow-up statement
098 
WGUS74 KMOB 162254
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
554 PM CDT Tue Aug 16 2022

ALC003-097-162304-
/O.CAN.KMOB.FF.W.0035.000000T0000Z-220817T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Baldwin AL-Mobile AL-
554 PM CDT Tue Aug 16 2022

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN BALDWIN AND 
NORTHEASTERN MOBILE COUNTIES...

The heavy rain has ended. Please continue to heed any additional 
information from local officials.

LAT...LON 3100 8822 3114 8811 3114 8794 3115 8793
      3115 8792 3096 8778 3084 8799

$$

MM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 3:01 AM CDTHeat AdvisoryMOBBaldwin, Mobile, Washington15 hr
Aug 16, 6:04 AM CDTSpecial Marine WarningMOB41 min
Aug 16, 6:47 AM CDTSpecial Marine WarningMOB88 min
Aug 16, 8:18 AM CDTSpecial Marine WarningMOB61 min
Aug 16, 8:27 AM CDTSpecial Marine WarningMOB93 min
Aug 16, 8:37 AM CDTSpecial Marine WarningMOB83 min
Aug 16, 2:31 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile44 min
Aug 16, 2:47 PM CDTSpecial Weather StatementMOBWashington43 min
Aug 16, 2:55 PM CDTSpecial Marine WarningMOB95 min
Aug 16, 2:59 PM CDTSpecial Marine WarningMOB91 min
Aug 16, 3:04 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile41 min
Aug 16, 3:10 PM CDTSpecial Weather StatementMOBMobile50 min
Aug 16, 3:15 PM CDTSpecial Weather StatementMOBEscambia90 min
Aug 16, 3:18 PM CDTSpecial Weather StatementMOBWashington87 min
Aug 16, 3:25 PM CDTSevere Thunderstorm WarningMOBMobile25 min
Aug 16, 3:37 PM CDTSpecial Weather StatementMOBBaldwin53 min
Aug 16, 3:48 PM CDTSpecial Marine WarningMOB87 min
Aug 16, 3:58 PM CDTSpecial Weather StatementMOBMobile47 min
Aug 16, 4:00 PM CDTSevere Thunderstorm WarningMOBMobile, Washington24 min
Aug 16, 4:01 PM CDTSpecial Weather StatementMOBChoctaw59 min
Aug 16, 4:03 PM CDTSpecial Marine WarningMOB87 min
Aug 16, 4:08 PM CDTSpecial Marine WarningMOB97 min
Aug 16, 4:12 PM CDTAreal Flood AdvisoryMOBWashington3 hr
Aug 16, 4:15 PM CDTSpecial Weather StatementMOBBaldwin60 min
Aug 16, 4:22 PM CDTSpecial Marine WarningMOB98 min
Aug 16, 4:36 PM CDTSpecial Weather StatementMOBClarke54 min
Aug 16, 4:39 PM CDTSpecial Marine WarningMOB96 min
Aug 16, 4:44 PM CDTSpecial Weather StatementMOBMobile91 min
Aug 16, 5:00 PM CDTSpecial Marine WarningMOB60 min
Aug 16, 5:37 PM CDTSpecial Marine WarningMOB38 min
Aug 16, 5:42 PM CDTSpecial Marine WarningMOB48 min
Aug 16, 5:47 PM CDTSpecial Marine WarningMOB43 min
Aug 16, 6:35 PM CDTSpecial Weather StatementMOBMobile40 min

Nearby

Flash Flood Warnings in Alabama, 2022Every flash flood warning in 2022

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.