Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 28, NWS Mobile, AL

March 24, 2021Baldwin County, Clarke County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 24, 2021, 11:32 PM CDT for Baldwin County, Clarke County, Monroe County, Alabama. It was in force for 43 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 24, 2021, 11:32 PM CDT (04:32 UTC)
Expired
Mar 25, 2021, 12:15 AM CDT
In force
43 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Baldwin County, AL, Clarke County, AL, Monroe County, AL

The radar

The Mobile radar (KMOB), 92 km from the middle of the area, began a volume at 04:33 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.

What was reported inside it

TimeReportWhereRemark
Mar 25, 12:10 AM CDTHAIL 0.25Frisco City, ALPEA SIZE HAIL REPORT VIA PHOTOS ON SOCIAL MEDIA. TIME ESTIMATED BASED ON RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 4.5 hours before the alert went out and 223 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 00:00Z on 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 24 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, Birmingham, AL at 00:00Z on 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.1939587897117Sfc1 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
24 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1447 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

482 
WUUS54 KMOB 250432
SVRMOB
ALC003-025-099-250515-
/O.NEW.KMOB.SV.W.0028.210325T0432Z-210325T0515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
1132 PM CDT Wed Mar 24 2021

The National Weather Service in Mobile has issued a

* Severe Thunderstorm Warning for...
  Southwestern Monroe County in south central Alabama...
  North central Baldwin County in southwestern Alabama...
  Southeastern Clarke County in southwestern Alabama...

* Until 1215 AM CDT.

* At 1131 PM CDT, a severe thunderstorm was located 12 miles east of
  McIntosh, or 18 miles south of Jackson, moving east at 45 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Frisco City and Uriah. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3135 8734 3132 8736 3130 8740 3126 8743
      3126 8748 3125 8752 3123 8755 3124 8762
      3120 8762 3114 8786 3131 8794 3131 8793
      3132 8792 3153 8743
TIME...MOT...LOC 0431Z 247DEG 38KT 3126 8782 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$
2 follow-up statements
805 
WWUS54 KMOB 250453
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
1153 PM CDT Wed Mar 24 2021

ALC025-250502-
/O.CAN.KMOB.SV.W.0028.000000T0000Z-210325T0515Z/
Clarke AL-
1153 PM CDT Wed Mar 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLARKE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3135 8734 3132 8736 3130 8740 3126 8743
      3126 8749 3123 8755 3124 8762 3120 8762
      3120 8778 3130 8778 3130 8776 3132 8778
      3134 8775 3134 8773 3137 8772 3143 8765
      3141 8760 3144 8757 3148 8756 3153 8743
TIME...MOT...LOC 0452Z 251DEG 48KT 3131 8761 

$$

ALC003-099-250515-
/O.CON.KMOB.SV.W.0028.000000T0000Z-210325T0515Z/
Monroe AL-Baldwin AL-
1153 PM CDT Wed Mar 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR SOUTHWESTERN MONROE AND NORTH CENTRAL BALDWIN COUNTIES...

At 1152 PM CDT, a severe thunderstorm was located 6 miles west of
Uriah, or 14 miles southwest of Frisco City, moving east at 55 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Frisco City and Uriah. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3135 8734 3132 8736 3130 8740 3126 8743
      3126 8749 3123 8755 3124 8762 3120 8762
      3120 8778 3130 8778 3130 8776 3132 8778
      3134 8775 3134 8773 3137 8772 3143 8765
      3141 8760 3144 8757 3148 8756 3153 8743
TIME...MOT...LOC 0452Z 251DEG 48KT 3131 8761 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$
564 
WWUS54 KMOB 250503
SVSMOB

Severe Weather Statement
National Weather Service Mobile AL
1203 AM CDT Thu Mar 25 2021

ALC003-250512-
/O.CAN.KMOB.SV.W.0028.000000T0000Z-210325T0515Z/
Baldwin AL-
1203 AM CDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BALDWIN COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3135 8734 3132 8736 3130 8740 3126 8743
      3126 8749 3123 8755 3123 8758 3124 8763
      3128 8769 3130 8771 3130 8773 3137 8772
      3141 8762 3141 8760 3144 8757 3148 8756
      3153 8743
TIME...MOT...LOC 0502Z 248DEG 37KT 3135 8751 

$$

ALC099-250515-
/O.CON.KMOB.SV.W.0028.000000T0000Z-210325T0515Z/
Monroe AL-
1203 AM CDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR SOUTHWESTERN MONROE COUNTY...

At 1202 AM CDT, a severe thunderstorm was located over Uriah, or 8
miles southwest of Frisco City, moving east at 45 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Frisco City and Uriah. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3135 8734 3132 8736 3130 8740 3126 8743
      3126 8749 3123 8755 3123 8758 3124 8763
      3128 8769 3130 8771 3130 8773 3137 8772
      3141 8762 3141 8760 3144 8757 3148 8756
      3153 8743
TIME...MOT...LOC 0502Z 248DEG 37KT 3135 8751 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 10:19 PM CDTSpecial Weather StatementMOBWashington56 min
Mar 24, 10:59 PM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Washington46 min
Mar 24, 11:13 PM CDTAreal Flood AdvisoryMOBClarke, Mobile, Washington3 hr
Mar 25, 12:11 AM CDTSpecial Weather StatementMOBMonroe49 min
Mar 25, 12:16 AM CDTSevere Thunderstorm WarningMOBConecuh, Monroe25 min
Mar 25, 1:18 AM CDTSpecial Weather StatementMOBConecuh57 min
Mar 25, 1:30 AM CDTSpecial Weather StatementMOBCrenshaw45 min
Mar 25, 1:38 AM CDTSevere Thunderstorm WarningMOBCrenshaw23 min
Mar 25, 2:25 AM CDTSpecial Weather StatementMOBConecuh50 min
Mar 25, 2:51 AM CDTSpecial Weather StatementMOBButler39 min
Mar 25, 7:05 AM CDTSpecial Weather StatementMOBChoctaw40 min
Mar 25, 7:36 AM CDTSevere Thunderstorm WarningMOBChoctaw24 min
Mar 25, 6:20 PM CDTSevere Thunderstorm WarningMOBChoctaw40 min
Mar 25, 6:58 PM CDTSevere Thunderstorm WarningMOBChoctaw24 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.