Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 98, NWS Mobile, AL

March 24, 2016Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 24, 2016, 1:26 PM CDT for Baldwin County, Alabama. It was in force for 49 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, 2016, 1:26 PM CDT (18:26 UTC)
Expired: Mar 24, 2016, 2:15 PM CDT
In force: 49 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 62 km from the middle of the area, began a volume at 18:29 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

Time	Report	Where	Remark
Mar 24, 1:47 PM CDT	MARINE TSTM WIND 47	1 Sw Daphne, AL	MESONET STATION DW9947 NEAR DAPHNE MEASURED A WIND GUST OF 47 MPH IN THE STORMS. MEASUREMENT VIA WEATHERFLOW.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 24, 12:18 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.4 hours before the alert went out and 192 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: 844 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 511 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 214 m²/s²
0-3 km storm-relative helicity: 350 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.4

Open this sounding in Storm Lab

The text

As transmitted.

142 
WUUS54 KMOB 241826
SVRMOB
ALC003-241915-
/O.NEW.KMOB.SV.W.0098.160324T1826Z-160324T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
126 PM CDT THU MAR 24 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BALDWIN COUNTY IN SOUTHWESTERN ALABAMA...

* UNTIL 215 PM CDT

* AT 126 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR I10 AND I65 TO NEAR BELLE FONTAINE TO NEAR
  CENTRAL DAUPHIN ISLAND...MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  DAPHNE...FAIRHOPE...FOLEY...SPANISH FORT...ORANGE BEACH...ROBERTSDALE...
  LOXLEY...ELBERTA...SUMMERDALE...MAGNOLIA SPRINGS...SILVERHILL...PALMETTO
  BEACH...BON SECOUR...AND LILLIAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IF ONE IS SPOTTED...ACT QUICKLY AND MOVE TO A
PLACE OF SAFETY INSIDE A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3026 8778 3030 8773 3036 8783 3041 8782
      3038 8784 3041 8791 3065 8791 3068 8796
      3066 8740 3040 8744 3032 8756 3036 8760
      3030 8763 3031 8751 3028 8756 3028 8755
      3027 8755 3023 8794
TIME...MOT...LOC 1826Z 275DEG 43KT 3061 8805 3042 8808 3019 8823 

HAIL...0.75IN
WIND...60MPH
 
$$

1 follow-up statement

498 
WWUS54 KMOB 241858
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
158 PM CDT THU MAR 24 2016

ALC003-241915-
/O.CON.KMOB.SV.W.0098.000000T0000Z-160324T1915Z/
BALDWIN AL-
158 PM CDT THU MAR 24 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR SOUTHEASTERN BALDWIN COUNTY...

AT 158 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR ROBERTSDALE TO NEAR FOLEY TO 8 MILES SOUTHEAST OF
EAST END OF DAUPHIN...MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
FOLEY...ORANGE BEACH...ROBERTSDALE...ELBERTA...SUMMERDALE...MAGNOLIA
SPRINGS...SILVERHILL...BON SECOUR...PALMETTO BEACH AND LILLIAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3026 8778 3030 8773 3036 8783 3041 8782
      3038 8784 3040 8788 3067 8771 3066 8740
      3040 8744 3032 8756 3036 8760 3030 8763
      3031 8751 3028 8756 3028 8755 3027 8755
      3023 8794
TIME...MOT...LOC 1858Z 269DEG 41KT 3058 8763 3039 8771 3018 8796 

HAIL...0.75IN
WIND...60MPH
 
$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 24, 10:22 AM CDT	Rip Current Statement	MOB	Baldwin, Mobile	45 hr
Mar 24, 12:16 PM CDT	Areal Flood Advisory	MOB	Mobile	119 min
Mar 24, 12:22 PM CDT	Special Weather Statement	MOB	Mobile	38 min
Mar 24, 12:28 PM CDT	Special Marine Warning	MOB		92 min
Mar 24, 12:45 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	45 min
Mar 24, 1:01 PM CDT	Flash Flood Warning	MOB	Mobile	3 hr
Mar 24, 1:16 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	44 min
Mar 24, 1:34 PM CDT	Special Marine Warning	MOB		86 min
Mar 24, 1:46 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia and 1 more	59 min
Mar 24, 1:51 PM CDT	Areal Flood Advisory	MOB	Baldwin	3 hr
Mar 24, 1:55 PM CDT	Special Marine Warning	MOB		65 min
Mar 24, 2:05 PM CDT	Tornado Warning	MOB	Conecuh, Covington	25 min
Mar 24, 2:23 PM CDT	Tornado Warning	MOB	Butler, Conecuh, Covington, Crenshaw	23 min
Mar 24, 2:31 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw	44 min
Mar 24, 2:50 PM CDT	Special Marine Warning	MOB		85 min
Mar 24, 3:12 PM CDT	Severe Thunderstorm Warning	MOB	Crenshaw	33 min
Mar 24, 4:08 PM CDT	Special Marine Warning	MOB		37 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2016 Every severe thunderstorm warning in 2016

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.