Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 202, NWS Mobile, AL

November 30, 2016Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 30, 2016, 11:58 AM CST for Baldwin County, Alabama. It was in force for 62 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, 11:58 AM CST (17:58 UTC)
Expired: Nov 30, 2016, 1:00 PM CST
In force: 62 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), 71 km from the middle of the area, began a volume at 17:59 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.

Issued	Product	Office	Lasted
Nov 30, 11:06 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.0 hours before the alert went out and 204 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: 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.

153 
WUUS54 KMOB 301758
SVRMOB
ALC003-301900-
/O.NEW.KMOB.SV.W.0202.161130T1758Z-161130T1900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1158 AM CST WED NOV 30 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 100 PM CST

* AT 1157 AM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR I10 AND I65 TO NEAR ALABAMA PORT TO NEAR
  CENTRAL DAUPHIN ISLAND...MOVING EAST AT 25 TO 30 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  DAPHNE...FAIRHOPE...GULF SHORES...FOLEY...ORANGE BEACH...
  ROBERTSDALE...POINT CLEAR...LOXLEY...LILLIAN...MAGNOLIA SPRINGS...
  BON SECOUR...SUMMERDALE...SILVERHILL...PERDIDO BEACH...ELBERTA AND
  FORT MORGAN.

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 SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3022 8804 3028 8793 3028 8777 3042 8792
      3062 8792 3065 8740 3061 8740 3052 8745
      3047 8743 3046 8741 3040 8742 3037 8744
      3036 8742 3033 8744 3032 8742 3031 8742
      3029 8750 3030 8743 3025 8743
TIME...MOT...LOC 1757Z 252DEG 23KT 3057 8808 3040 8807 3023 8819 

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

3 follow-up statements

848 
WWUS54 KMOB 301814
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1214 PM CST WED NOV 30 2016

ALC003-301900-
/O.CON.KMOB.SV.W.0202.000000T0000Z-161130T1900Z/
BALDWIN AL-
1214 PM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CST
FOR SOUTHERN BALDWIN COUNTY...

AT 1214 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR FAIRHOPE TO NEAR POINT CLEAR TO FORT MORGAN...
MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
DAPHNE...FAIRHOPE...GULF SHORES...FOLEY...ORANGE BEACH...
ROBERTSDALE...LOXLEY...LILLIAN...MAGNOLIA SPRINGS...BON SECOUR...
SUMMERDALE...SILVERHILL...PERDIDO BEACH...ELBERTA AND FORT MORGAN.

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 SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3022 8804 3028 8793 3028 8777 3042 8791
      3062 8792 3065 8740 3061 8740 3052 8745
      3047 8743 3046 8741 3037 8744 3036 8742
      3033 8744 3031 8742 3028 8753 3030 8743
      3025 8743
TIME...MOT...LOC 1814Z 251DEG 31KT 3056 8793 3042 8789 3023 8805 

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

065 
WWUS54 KMOB 301831
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1231 PM CST WED NOV 30 2016

ALC003-301900-
/O.CON.KMOB.SV.W.0202.000000T0000Z-161130T1900Z/
BALDWIN AL-
1231 PM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CST
FOR SOUTHERN BALDWIN COUNTY...

AT 1231 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR LOXLEY TO NEAR SUMMERDALE TO NEAR FORT MORGAN...
MOVING EAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
GULF SHORES...FOLEY...ORANGE BEACH...ROBERTSDALE...LOXLEY...
LILLIAN...MAGNOLIA SPRINGS...BON SECOUR...SUMMERDALE...SILVERHILL...
PERDIDO BEACH...ELBERTA AND FORT MORGAN.

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 SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3022 8804 3028 8793 3028 8776 3039 8787
      3052 8777 3063 8780 3065 8740 3052 8745
      3046 8741 3035 8743 3036 8742 3033 8744
      3032 8743 3031 8750 3031 8742 3028 8753
      3030 8743 3025 8743
TIME...MOT...LOC 1831Z 256DEG 44KT 3063 8769 3052 8765 3021 8797 

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

225 
WWUS54 KMOB 301842
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1242 PM CST WED NOV 30 2016

ALC003-301900-
/O.CON.KMOB.SV.W.0202.000000T0000Z-161130T1900Z/
BALDWIN AL-
1242 PM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CST
FOR SOUTHEASTERN BALDWIN COUNTY...

AT 1242 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 9 MILES EAST OF LOXLEY TO 9 MILES EAST OF ROBERTSDALE
TO NEAR FOLEY TO 9 MILES EAST OF FORT MORGAN...MOVING EAST AT 40 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
GULF SHORES...FOLEY...ORANGE BEACH...LILLIAN...MAGNOLIA SPRINGS...BON
SECOUR...SUMMERDALE...PERDIDO BEACH AND ELBERTA.

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 SOUTHWESTERN
ALABAMA...AND NORTHWESTERN FLORIDA.

LAT...LON 3026 8791 3026 8775 3038 8784 3050 8770
      3064 8766 3065 8740 3052 8745 3046 8741
      3037 8744 3036 8742 3033 8744 3032 8743
      3032 8750 3031 8744 3028 8753 3029 8744
      3031 8742 3025 8743 3023 8792
TIME...MOT...LOC 1842Z 254DEG 35KT 3066 8760 3055 8756 3037 8769 3023
8786

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

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 30, 5:12 AM CST	Special Weather Statement	MOB	Clarke	48 min
Nov 30, 7:00 AM CST	Special Weather Statement	MOB	Choctaw	60 min
Nov 30, 8:04 AM CST	Special Weather Statement	MOB	Choctaw	41 min
Nov 30, 9:36 AM CST	Special Weather Statement	MOB	Clarke, Monroe, Wilcox	54 min
Nov 30, 10:00 AM CST	Special Weather Statement	MOB	Escambia	45 min
Nov 30, 10:07 AM CST	Special Marine Warning	MOB		38 min
Nov 30, 10:19 AM CST	Special Marine Warning	MOB		41 min
Nov 30, 10:29 AM CST	Severe Thunderstorm Warning	MOB	Butler, Monroe, Wilcox	61 min
Nov 30, 10:35 AM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Monroe	55 min
Nov 30, 10:58 AM CST	Special Marine Warning	MOB		62 min
Nov 30, 11:06 AM CST	Special Weather Statement	MOB	Baldwin, Escambia, Mobile	54 min
Nov 30, 11:09 AM CST	Special Marine Warning	MOB		51 min
Nov 30, 11:29 AM CST	Special Weather Statement	MOB	Butler, Conecuh, Crenshaw	61 min
Nov 30, 11:32 AM CST	Severe Thunderstorm Warning	MOB	Mobile	43 min
Nov 30, 11:48 AM CST	Special Marine Warning	MOB		57 min
Nov 30, 11:49 AM CST	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	41 min
Nov 30, 11:55 AM CST	Special Marine Warning	MOB		80 min
Nov 30, 12:25 PM CST	Severe Thunderstorm Warning	MOB	Escambia	50 min
Nov 30, 12:40 PM CST	Special Marine Warning	MOB		35 min
Nov 30, 12:40 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Covington, Escambia	65 min
Nov 30, 1:01 PM CST	Special Marine Warning	MOB		89 min
Nov 30, 1:18 PM CST	Special Marine Warning	MOB		42 min
Nov 30, 1:44 PM CST	Special Weather Statement	MOB	Covington	46 min
Nov 30, 2:08 PM CST	Severe Thunderstorm Warning	MOB	Covington	22 min
Nov 30, 2:28 PM CST	Special Marine Warning	MOB		92 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.