Alert archive / Alabama / Wind Advisories in 2021

Wind Advisory 6, NWS Mobile, AL

April 14, 20217 counties in Alabama

NWS Mobile, AL issued this wind advisory at Apr 14, 2021, 3:29 PM CDT for 7 counties in Alabama. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Apr 14, 2021, 3:29 PM CDT (20:29 UTC)
Expired
Apr 14, 2021, 6:27 PM CDT
In force
3 hr
Issued by
NWS Mobile, AL

Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Crenshaw County, AL, Monroe County, AL, Wilcox County, AL

The radar

The Mobile radar (KMOB), 151 km from the middle of the area, began a volume at 20:31 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

Birmingham, AL (KBMX), launched 12:00Z, 8.5 hours before the alert went out and 166 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, Birmingham, AL at 12:00Z on 2021-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Birmingham, AL at 12:00Z on 2021-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2152 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

753 
WWUS74 KMOB 142029
NPWMOB

URGENT - WEATHER MESSAGE
National Weather Service Mobile AL
329 PM CDT Wed Apr 14 2021

ALZ051-053>058-150000-
/O.NEW.KMOB.WI.Y.0006.210414T2029Z-210415T0000Z/
Choctaw-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Including the cities of Butler, Lisman, Silas, Grove Hill, 
Jackson, Thomasville, Camden, Pine Hill, Homewood, Monroeville, 
Evergreen, Greenville, Brantley, and Luverne
329 PM CDT Wed Apr 14 2021

...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Sustained winds of 15 to 25 mph frequently gusting 30 to
  45mph.

* WHERE...Choctaw, Clarke, Wilcox, Monroe, Conecuh, Butler and 
  Crenshaw Counties.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
1 follow-up statement
934 
WWUS74 KMOB 142327
NPWMOB

URGENT - WEATHER MESSAGE
National Weather Service Mobile AL
627 PM CDT Wed Apr 14 2021

ALZ051-053>058-150030-
/O.CAN.KMOB.WI.Y.0006.000000T0000Z-210415T0000Z/
Choctaw-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Including the cities of Butler, Lisman, Silas, Grove Hill, 
Jackson, Thomasville, Camden, Pine Hill, Homewood, Monroeville, 
Evergreen, Greenville, Brantley, and Luverne
627 PM CDT Wed Apr 14 2021

...WIND ADVISORY IS CANCELLED...

Wind speeds have diminished. The Wind Advisory is no longer in
effect. 

$$

ALZ059-261>266-FLZ201>204-MSZ078-079-150300-
/O.NEW.KMOB.WI.Y.0007.210414T2327Z-210415T0300Z/
Escambia-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-Stone-
George-
Including the cities of Atmore, Brewton, Flomaton, Citronelle, 
Saraland, Stockton, Mobile, Prichard, Theodore, Bay Minette, 
Daphne, Fairhope, Foley, Spanish Fort, Bayou La Batre, 
Dauphin Island, Grand Bay, Fort Morgan, Gulf Shores, 
Orange Beach, Century, Molino, Walnut Hill, Beulah, Ensley, 
Fort Pickens, Pensacola, Pensacola Beach, Perdido Bay, Jay, 
Milton, Bagdad, Gulf Breeze, Navarre, Wiggins, and Lucedale
627 PM CDT Wed Apr 14 2021

...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...Winds increasing to 15 to 25 mph, with frequent gusts of
  35 to 45 mph. 

* WHERE...Portions of south central and southwest Alabama,
  northwest Florida and southeast Mississippi, including Stone,
  George, Mobile, Baldwin, Escambia Alabama, Escambia Florida, and
  Santa Rosa counties. 

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 7:39 PM CDTSmall Craft AdvisoryMOB6 hr
Apr 13, 11:31 PM CDTGale WarningMOB2 hr
Apr 14, 4:27 AM CDTRip Current StatementMOBBaldwin, Mobile3 days
Apr 14, 12:41 PM CDTSpecial Marine WarningMOB48 min
Apr 14, 5:44 PM CDTSpecial Marine WarningMOB45 min
Apr 14, 6:04 PM CDTSmall Craft AdvisoryMOB6 hr
Apr 14, 6:27 PM CDTWind AdvisoryMOBBaldwin, Escambia, Mobile6 hr
Apr 14, 6:37 PM CDTSpecial Marine WarningMOB38 min

Nearby

Wind Advisories in Alabama, 2021Every wind advisory 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.