Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 201, NWS Mobile, AL

November 30, 2016Escambia County, Santa Rosa County, Florida; Baldwin County, Escambia County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 30, 2016, 11:49 AM CST for Escambia County, Santa Rosa County, Florida; Baldwin County, Escambia County, Alabama. It was in force for 41 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
Nov 30, 2016, 11:49 AM CST (17:49 UTC)
Expired
Nov 30, 2016, 12:30 PM CST
In force
41 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Baldwin County, AL, Escambia County, AL, Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 78 km from the middle of the area, began a volume at 17:52 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 watch it was issued in

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

IssuedProductOfficeLasted
Nov 30, 11:06 AM CSTTornado WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 5.8 hours before the alert went out and 226 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 2016-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 722 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2016-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 339 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
722 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
734 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
339 m²/s²
0-3 km storm-relative helicity
341 m²/s²
Significant tornado parameter
1.6
Supercell composite
11.5

Open this sounding in Storm Lab

The text

As transmitted.

367 
WUUS54 KMOB 301749
SVRMOB
ALC003-053-FLC033-113-301830-
/O.NEW.KMOB.SV.W.0201.161130T1749Z-161130T1830Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1149 AM CST WED NOV 30 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL BALDWIN COUNTY IN SOUTHWESTERN ALABAMA...
  WESTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  ESCAMBIA COUNTY IN NORTHWESTERN FLORIDA...
  NORTHWESTERN SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 1230 PM CST

* AT 1149 AM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR POARCH CREEK RESERVATION TO NEAR SPANISH
  FORT...MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  BAY MINETTE...ATMORE...BREWTON...SPANISH FORT...CENTURY...
  FLOMATON...LOXLEY...STAPLETON...EAST BREWTON...MOLINO...JAY...
  POLLARD...POARCH CREEK RESERVATION...I65 AND AL 21...BRATT...I65
  AND CR 1 AND I65 AND AL 225.

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 500 PM CST FOR SOUTH CENTRAL
AND SOUTHWESTERN ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3123 8705 3064 8710 3061 8790 3074 8795
      3109 8781
TIME...MOT...LOC 1749Z 250DEG 42KT 3104 8761 3072 8788 

HAIL...<.75IN
WIND...60MPH
 
$$
2 follow-up statements
292 
WWUS54 KMOB 301807
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1207 PM CST WED NOV 30 2016

ALC003-053-FLC033-113-301830-
/O.CON.KMOB.SV.W.0201.000000T0000Z-161130T1830Z/
BALDWIN AL-ESCAMBIA AL-ESCAMBIA FL-SANTA ROSA FL-
1207 PM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM CST
FOR CENTRAL BALDWIN...WESTERN ESCAMBIA...ESCAMBIA AND NORTHWESTERN
SANTA ROSA COUNTIES...

AT 1207 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR I65 AND AL 21 TO 8 MILES EAST OF STAPLETON...
MOVING EAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
BAY MINETTE...ATMORE...BREWTON...CENTURY...FLOMATON...LOXLEY...
STAPLETON...EAST BREWTON...MOLINO...JAY...POLLARD...POARCH CREEK
RESERVATION...I65 AND AL 21...BRATT AND I65 AND CR 1.

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 500 PM CST FOR SOUTH CENTRAL
AND SOUTHWESTERN ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3123 8705 3064 8710 3061 8790 3074 8793
      3092 8773 3113 8758
TIME...MOT...LOC 1807Z 250DEG 42KT 3111 8738 3079 8765 

HAIL...<.75IN
WIND...60MPH
 
$$
582 
WWUS54 KMOB 301818
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1218 PM CST WED NOV 30 2016

ALC003-053-FLC033-113-301830-
/O.CON.KMOB.SV.W.0201.000000T0000Z-161130T1830Z/
BALDWIN AL-ESCAMBIA AL-ESCAMBIA FL-SANTA ROSA FL-
1218 PM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM CST
FOR CENTRAL BALDWIN...WESTERN ESCAMBIA...NORTHWESTERN ESCAMBIA AND
NORTHWESTERN SANTA ROSA COUNTIES...

AT 1218 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES EAST OF I65 AND AL 113 TO NEAR BRATT TO NEAR
SPANISH FORT...MOVING EAST AT 60 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
BREWTON...CENTURY...FLOMATON...LOXLEY...EAST BREWTON...MOLINO...
JAY...POLLARD AND BRATT.

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 500 PM CST FOR SOUTH CENTRAL
AND SOUTHWESTERN ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3123 8705 3064 8710 3061 8790 3070 8784
      3095 8748 3117 8735
TIME...MOT...LOC 1818Z 272DEG 50KT 3118 8721 3090 8737 3064 8783 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 10:04 AM CSTSpecial Weather StatementMOBOkaloosa41 min
Nov 30, 10:40 AM CSTSpecial Weather StatementMOBOkaloosa50 min
Nov 30, 11:33 AM CSTTornado WarningMOBOkaloosa27 min
Nov 30, 12:25 PM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa50 min
Nov 30, 12:55 PM CSTSpecial Weather StatementMOBEscambia, Santa Rosa65 min
Nov 30, 1:23 PM CSTHigh Surf AdvisoryMOBEscambia, Okaloosa, Santa Rosa5 hr
Nov 30, 1:41 PM CSTSpecial Weather StatementMOBOkaloosa, Santa Rosa64 min
Nov 30, 5:12 AM CSTSpecial Weather StatementMOBClarke48 min
Nov 30, 7:00 AM CSTSpecial Weather StatementMOBChoctaw60 min
Nov 30, 8:04 AM CSTSpecial Weather StatementMOBChoctaw41 min
Nov 30, 9:36 AM CSTSpecial Weather StatementMOBClarke, Monroe, Wilcox54 min
Nov 30, 10:00 AM CSTSpecial Weather StatementMOBEscambia45 min
Nov 30, 10:07 AM CSTSpecial Marine WarningMOB38 min
Nov 30, 10:19 AM CSTSpecial Marine WarningMOB41 min
Nov 30, 10:29 AM CSTSevere Thunderstorm WarningMOBButler, Monroe, Wilcox61 min
Nov 30, 10:35 AM CSTSevere Thunderstorm WarningMOBButler, Conecuh, Monroe55 min
Nov 30, 10:58 AM CSTSpecial Marine WarningMOB62 min
Nov 30, 11:06 AM CSTSpecial Weather StatementMOBBaldwin, Escambia, Mobile54 min
Nov 30, 11:09 AM CSTSpecial Marine WarningMOB51 min
Nov 30, 11:29 AM CSTSpecial Weather StatementMOBButler, Conecuh, Crenshaw61 min
Nov 30, 11:32 AM CSTSevere Thunderstorm WarningMOBMobile43 min
Nov 30, 11:48 AM CSTSpecial Marine WarningMOB57 min
Nov 30, 11:55 AM CSTSpecial Marine WarningMOB80 min
Nov 30, 11:58 AM CSTSevere Thunderstorm WarningMOBBaldwin62 min
Nov 30, 12:40 PM CSTSpecial Marine WarningMOB35 min
Nov 30, 12:40 PM CSTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia65 min
Nov 30, 1:01 PM CSTSpecial Marine WarningMOB89 min
Nov 30, 1:18 PM CSTSpecial Marine WarningMOB42 min
Nov 30, 1:44 PM CSTSpecial Weather StatementMOBCovington46 min
Nov 30, 2:08 PM CSTSevere Thunderstorm WarningMOBCovington22 min
Nov 30, 2:28 PM CSTSpecial Marine WarningMOB92 min

Nearby

Severe Thunderstorm Warnings in Florida, 2016Severe Thunderstorm Warnings in Alabama, 2016Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.