Alert archive / Alabama / Special Weather Statements in 2021

Special Weather Statement, NWS Mobile, AL

March 23, 2021Baldwin County, Alabama

NWS Mobile, AL issued this special weather statement at Mar 23, 2021, 3:11 PM CDT for Baldwin County, Alabama. It was in force for 64 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
Mar 23, 2021, 3:11 PM CDT (20:11 UTC)
Expired
Mar 23, 2021, 4:15 PM CDT
In force
64 min
Issued by
NWS Mobile, AL

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 61 km from the middle of the area, began a volume at 20:14 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, 8.2 hours before the alert went out and 194 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 2021-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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 2021-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
13 J/kg
Mixed-layer CIN
-246 J/kg
Mixed-layer LCL
759 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

138 
WWUS84 KMOB 232011
SPSMOB

Special Weather Statement
National Weather Service Mobile AL
311 PM CDT Tue Mar 23 2021
 
ALZ264-266-232115-
Baldwin Coastal AL-Baldwin Central AL-
311 PM CDT Tue Mar 23 2021

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...SOUTHERN BALDWIN COUNTY UNTIL 415 PM CDT...

At 308 PM CDT, the strong thunderstorms were located along a line
extending from near Spanish Fort to 6 miles southwest of Point Clear
to near Dauphin Island, and moving east at 30 mph.

Wind gusts of 40 to 45 mph will be possible with these storms.

Locations impacted include...
Daphne, Fairhope, Foley, Orange Beach, Spanish Fort, Robertsdale,
Loxley, Magnolia Springs, Stapleton, Bon Secour, Summerdale,
Silverhill, Perdido Beach and Elberta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Waterspouts can move onshore and impact areas along the coast before 
dissipating. Furniture that isn't well anchored may become airborne 
and pose a dangerous threat. Seek shelter if you see a waterspout
moving towards shore.

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3030 8773 3036 8783 3041 8782 3038 8784
      3041 8791 3079 8795 3075 8792 3079 8756
      3067 8741 3038 8745 3031 8754 3036 8760
      3031 8762 3030 8762 3030 8754 3029 8756
      3028 8755 3024 8784
TIME...MOT...LOC 2008Z 267DEG 26KT 3067 8794 3042 8801 3023 8815 

$$

21/CL

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 22, 10:29 PM CDTSmall Craft AdvisoryMOB3 days
Mar 23, 11:07 AM CDTRiver Flood WarningMOBBaldwin15 hr
Mar 23, 11:09 AM CDTRiver Flood WarningMOBBaldwin15 hr
Mar 23, 11:10 AM CDTRiver Flood WarningMOBEscambia15 hr
Mar 23, 11:11 AM CDTRiver Flood WarningMOBBaldwin15 hr
Mar 23, 11:13 AM CDTRiver Flood WarningMOBMobile23 hr
Mar 23, 12:34 PM CDTCoastal Flood AdvisoryMOBBaldwin, Mobile60 hr
Mar 23, 12:34 PM CDTHigh Surf AdvisoryMOBBaldwin, Mobile63 hr
Mar 23, 1:37 PM CDTSpecial Weather StatementMOBMobile38 min
Mar 23, 1:53 PM CDTSpecial Marine WarningMOB97 min
Mar 23, 2:11 PM CDTSpecial Weather StatementMOBBaldwin, Mobile64 min
Mar 23, 2:51 PM CDTSpecial Marine WarningMOB84 min
Mar 23, 3:26 PM CDTSpecial Marine WarningMOB49 min
Mar 23, 3:35 PM CDTSevere Thunderstorm WarningMOBBaldwin28 min
Mar 23, 4:15 PM CDTSpecial Marine WarningMOB60 min
Mar 23, 12:17 PM CDTSpecial Weather StatementMOBGreene, Perry, Stone43 min
Mar 23, 1:00 PM CDTSpecial Weather StatementMOBGeorge, Greene, Perry, Stone45 min

Nearby

Special Weather Statements in Alabama, 2021Every special weather statement in 2021

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.