Alert archive / Alabama / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

November 28, 2016Choctaw County, Alabama

NWS Mobile, AL issued this special weather statement at Nov 28, 2016, 6:53 PM CST for Choctaw County, Alabama. It was in force for 37 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 28, 2016, 6:53 PM CST (00:53 UTC)
Expired: Nov 28, 2016, 7:30 PM CST
In force: 37 min
Issued by: NWS Mobile, AL

County Choctaw County, AL

The radar

The Birmingham radar (KBMX), 155 km from the middle of the area, began a volume at 00:54 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

Jackson, MS (KJAN), launched 00:00Z, 0.9 hours before the alert went out and 191 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 557 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 254 m²/s²
0-3 km storm-relative helicity: 449 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

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 Nov 28, 5:59 PM CST, 54 minutes earlier.

Area forecast discussion, Nov 28, 5:59 PM CST, 54 minutes before

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Hazardous weather outlook, Nov 28, 11:39 AM CST, 7 hours 14 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
1139 AM CST MON NOV 28 2016

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-291745-
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-
1139 AM CST MON NOV 28 2016

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

A STRONG UPPER LEVEL SYSTEM WILL PASS TO THE NORTHWEST OF THE AREA
LATER TODAY THROUGH TONIGHT...BRINGING A SLIGHT RISK OF SEVERE WEATHER
TO NORTHWESTERN PORTIONS OF THE AREA...MAINLY TONIGHT. A MARGINAL RISK
OF SEVERE WEATHER IS EXPECTED OVER THE REMAINDER OF THE AREA. DAMAGING
WINDS WILL BE THE PRIMARY THREAT AS A LINE OF THUNDERSTORMS MOVES ACROSS
THE REGION THIS EVENING AND EARLY TUESDAY MORNING...WITH TIMING FOR
GREATEST IMPACT FOR OUR AREA AT THIS POINT BEING BETWEEN 9 PM AND 3
AM TONIGHT.

AS THIS SYSTEM APPROACHES...SURFACE WINDS WILL BECOME STRONG AND
GUSTY ACROSS THE REGION TODAY...ESPECIALLY DOWN TOWARD THE COAST.
WINDS OF 20 TO 30 MPH WITH FREQUENT HIGHER GUSTS GUSTS CAN BE
EXPECTED THIS AFTERNOON INTO THE EARLY EVENING HOURS. A WIND ADVISORY
IS NOW IN EFFECT UNTIL 7 PM THIS EVENING.

WITH THE EXTENDED PERIOD OF DRY CONDITIONS RESULTING IN COMPACT
SOILS DUE TO SEVERE TO EXTREME DROUGHT...ANY HEAVY RAINFALL TONIGHT
AND EARLY TUESDAY COULD LEAD TO AN INCREASED POTENTIAL OF RUNOFF AND
LOCALIZED FLOODING. HOWEVER...AT THIS TIME TOTAL RAINFALL ACROSS THE
REGION TONIGHT AND EARLY TUESDAY WILL LIKELY ONLY BE 1.00-1.25 INCHES
DUE TO RELATIVE FAST MOVEMENT EAST ACROSS THE AREA.

THERE IS A HIGH RISK OF RIP CURRENTS TODAY THROUGH TONIGHT FOR THE
GULF BEACHES OF ALABAMA AND NORTHWEST FLORIDA.

THERE IS A HIGH SURF ADVISORY THIS AFTERNOON THROUGH TONIGHT FOR THE
GULF BEACHES OF ALABAMA AND NORTHWEST FLORIDA. WAVES AND SURF 4 TO 6
FEET THIS AFTERNOON...POSSIBLY BUILDING TO 5 TO 7 FEET TONIGHT. THIS
ROUGH SURF COULD CAUSE MINOR EROSION AND WAVE RUNUP ALONG SOME OF THE
MORE VULNERABLE BEACH AREAS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE CHANCE OF RAIN WILL DECREASE INTO EARLY TUESDAY...THEN INCREASE
AGAIN TUESDAY NIGHT THOUGH WEDNESDAY AS ANOTHER UPPER SYSTEM PASSES
OVER THE AREA. A SLIGHT RISK OF SEVERE WEATHER IS POSSIBLE GENERALLY
WEST OF I-65 LATE TUESDAY THROUGH WEDNESDAY WITH A MARGINAL RISK
FURTHER EAST. DAMAGING WINDS AGAIN THE PRIMARY THREAT.

A MODERATE TO HIGH RISK OF RIP CURRENTS IS EXPECTED TO CONTINUE INTO
THURSDAY WITH AND JUST BEHIND A FRONTAL PASSAGE.

.SPOTTER INFORMATION STATEMENT...

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

GMZ630>635-650-655-670-675-291745-
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-
1139 AM CST MON NOV 28 2016

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

HAZARDOUS CONDITIONS FOR SMALL CRAFT CAN BE EXPECTED OVER THE
COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA TODAY THROUGH
TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

HAZARDOUS CONDITIONS FOR SMALL CRAFT WILL CONTINUE INTO EARLY MID
TUESDAY MORNING. A MODERATE TO STRONG ONSHORE FLOW IS EXPECTED TO
CONTINUE THROUGH WEDNESDAY NIGHT...WHEN A FRONT CROSSES AREA COASTAL
WATERS. MODERATE TO STRONG OFFSHORE WILL FOLLOW...LASTING INTO THE
COMING WEEKEND.

In the hours before

Local storm report, Nov 28, 1:47 PM CST, 5 hours 6 minutes before

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Local storm report, Nov 28, 3:27 PM CST, 3 hours 26 minutes before

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Local storm report, Nov 28, 6:48 PM CST, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
648 PM CST MON NOV 28 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0626 PM     NON-TSTM WND DMG 5 NE CASTLEBERRY        31.35N 86.96W
11/28/2016                   CONECUH            AL   BROADCAST MEDIA

            PUBLIC REPORT OF A TREE DOWN NEAR JAY VILLA ROAD IN
            CONECUH COUNTY.

&&

DJOHNSON

Special weather statement, Nov 28, 6:53 PM CST, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
653 PM CST MON NOV 28 2016

ALZ051-290130-
CHOCTAW AL-
653 PM CST MON NOV 28 2016

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHERN CHOCTAW COUNTY UNTIL 730 PM CST...

AT 651 PM CST...THE STRONG THUNDERSTORM WAS LOCATED OVER
TOOMSUBA...OR 8 MILES SOUTH OF LAUDERDALE...MOVING EAST AT 50 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE OVER NORTHERN CHOCTAW
COUNTY AS THE CENTER OF THE STORM PASSES JUST TO THE NORTH.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHERN CHOCTAW
COUNTY.

LAT...LON 3231 8793 3228 8793 3228 8794 3230 8794
      3230 8800 3228 8801 3228 8802 3227 8802
      3226 8801 3223 8843 3231 8842
TIME...MOT...LOC 0051Z 261DEG 45KT 3240 8852

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 28, 10:21 PM CST	Special Weather Statement	MOB	Choctaw	24 min
Nov 28, 10:49 PM CST	Special Weather Statement	MOB	Choctaw	41 min
Nov 29, 2:26 AM CST	Special Weather Statement	MOB	Washington	49 min
Nov 29, 3:03 AM CST	Special Weather Statement	MOB	Monroe	42 min

Nearby

Special Weather Statements in Alabama, 2016 Every 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.