Alert archive / Alabama / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

September 25, 2016Mobile County, Alabama

NWS Mobile, AL issued this special weather statement at Sep 25, 2016, 4:37 PM CDT for Mobile County, Alabama. It was in force for 38 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
Sep 25, 2016, 4:37 PM CDT (21:37 UTC)
Expired
Sep 25, 2016, 5:15 PM CDT
In force
38 min
Issued by
NWS Mobile, AL

County Mobile County, AL

The radar

The Mobile radar (KMOB), 24 km from the middle of the area, began a volume at 21:36 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.6 hours before the alert went out and 172 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 2016-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1671 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 2016-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -46 square meters per square second.1939Sfc1 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
1671 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
973 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-46 m²/s²
0-3 km storm-relative helicity
-54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Mobile, AL wrote its last area forecast discussion before this special weather statement went out at Sep 25, 4:01 PM CDT, 36 minutes earlier.

Area forecast discussion, Sep 25, 4:01 PM CDT, 36 minutes before
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Hazardous weather outlook, Sep 25, 5:19 AM CDT, 11 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOBILE AL
519 AM CDT SUN SEP 25 2016

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-261030-
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-MOBILE INLAND-BALDWIN INLAND-MOBILE CENTRAL-
BALDWIN CENTRAL-MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA INLAND-
ESCAMBIA COASTAL-SANTA ROSA INLAND-SANTA ROSA COASTAL-
OKALOOSA INLAND-OKALOOSA COASTAL-WAYNE-PERRY-GREENE-STONE-GEORGE-
519 AM CDT SUN SEP 25 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS IS NOT
EXPECTED THROUGH SATURDAY.

GMZ630>635-650-655-670-675-261030-
NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND-
PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY-
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM-
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM-
WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM-
WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM-
519 AM CDT SUN SEP 25 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL
WATERS OF ALABAMA AND NORTHWEST FLORIDA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Sep 25, 2:53 PM CDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
253 PM CDT SUN SEP 25 2016

FLZ203-205-252045-
SANTA ROSA INLAND FL-OKALOOSA INLAND FL-
253 PM CDT SUN SEP 25 2016

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...EAST
CENTRAL SANTA ROSA AND WEST CENTRAL OKALOOSA COUNTIES UNTIL 345 PM
CDT...

AT 253 PM CDT...THE STRONG THUNDERSTORM WAS LOCATED 9 MILES WEST OF
BAKER...OR 15 MILES NORTHEAST OF MILTON...MOVING SOUTHWEST AT 10 MPH.

WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THIS STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF EAST CENTRAL SANTA
ROSA AND WEST CENTRAL OKALOOSA COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 3086 8688 3078 8673 3057 8682 3073 8702
TIME...MOT...LOC 1953Z 030DEG 7KT 3077 8684
Special weather statement, Sep 25, 2:57 PM CDT, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
257 PM CDT SUN SEP 25 2016

MSZ067-252100-
WAYNE MS-
257 PM CDT SUN SEP 25 2016

...A STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING COUNTIES...
WAYNE COUNTY UNTIL 400 PM CDT...

AT 255 PM CDT...STRONG THUNDERSTORMS WERE LOCATED NEAR
WAYNESBORO AND SOUTHWARD...MOVING SOUTH AT 5 MPH.

WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
WAYNESBORO...CLARA AND BUCKATUNNA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3182 8865 3178 8849 3149 8853 3161 8886
TIME...MOT...LOC 1955Z 014DEG 6KT 3171 8861
Special weather statement, Sep 25, 3:11 PM CDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
311 PM CDT SUN SEP 25 2016

ALZ264-266-FLZ201-202-252115-
BALDWIN CENTRAL AL-BALDWIN COASTAL AL-ESCAMBIA COASTAL FL-
ESCAMBIA INLAND FL-
311 PM CDT SUN SEP 25 2016

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHEASTERN BALDWIN AND CENTRAL ESCAMBIA COUNTIES UNTIL 415 PM
CDT...

AT 311 PM CDT...THE STRONG THUNDERSTORM WAS LOCATED 11 MILES WEST OF
GONZALEZ...MOVING SOUTHWEST AT 5 TO 10 MPH.

WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
FOLEY...ROBERTSDALE AND ELBERTA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3069 8745 3053 8735 3036 8761 3059 8776
TIME...MOT...LOC 2011Z 042DEG 5KT 3059 8749
Special weather statement, Sep 25, 3:44 PM CDT, 53 minutes before
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Special weather statement, Sep 25, 3:46 PM CDT, 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
346 PM CDT SUN SEP 25 2016

ALZ060-252130-
COVINGTON AL-
346 PM CDT SUN SEP 25 2016

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...CENTRAL
COVINGTON COUNTY UNTIL 430 PM CDT...

AT 346 PM CDT...THE STRONG THUNDERSTORM WAS LOCATED NEAR HEATH...OR 7
MILES NORTHEAST OF ANDALUSIA...MOVING SOUTHWEST AT 10 MPH.

WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
ANDALUSIA...RIVER FALLS...HEATH AND GANTT.

LAT...LON 3116 8648 3139 8663 3146 8640 3145 8640
      3147 8638 3148 8636 3148 8635 3132 8625
TIME...MOT...LOC 2046Z 061DEG 10KT 3137 8638
Special weather statement, Sep 25, 4:37 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 25, 6:35 AM CDTSpecial Marine WarningMOB55 min
Sep 25, 7:40 AM CDTSpecial Marine WarningMOB65 min
Sep 25, 2:00 PM CDTSpecial Weather StatementMOBBaldwin30 min
Sep 25, 2:12 PM CDTSpecial Weather StatementMOBEscambia33 min
Sep 25, 2:26 PM CDTSpecial Weather StatementMOBBaldwin34 min
Sep 25, 2:45 PM CDTSpecial Weather StatementMOBButler, Crenshaw45 min
Sep 25, 2:50 PM CDTSpecial Marine WarningMOB55 min
Sep 25, 3:00 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw13 min
Sep 25, 3:44 PM CDTSpecial Weather StatementMOBBaldwin46 min
Sep 25, 3:46 PM CDTSpecial Weather StatementMOBCovington44 min
Sep 25, 3:55 PM CDTSevere Thunderstorm WarningMOBBaldwin50 min
Sep 25, 3:57 PM CDTSpecial Marine WarningMOB63 min
Sep 25, 4:41 PM CDTSpecial Weather StatementMOBConecuh34 min
Sep 25, 5:59 PM CDTSpecial Weather StatementMOBClarke31 min
Sep 25, 6:51 PM CDTSpecial Marine WarningMOB54 min
Sep 25, 2:29 PM CDTSpecial Weather StatementMOBSanta Rosa31 min
Sep 25, 2:37 PM CDTSevere Thunderstorm WarningMOBEscambia, Santa Rosa38 min
Sep 25, 2:53 PM CDTSpecial Weather StatementMOBSanta Rosa52 min
Sep 25, 3:11 PM CDTSpecial Weather StatementMOBEscambia64 min
Sep 25, 2:57 PM CDTSpecial Weather StatementMOBWayne63 min

Nearby

Special Weather Statements in Alabama, 2016Every special weather statement 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.