Alert archive / Mississippi / Special Weather Statements in 2016

Special Weather Statement, NWS Mobile, AL

April 27, 2016Wayne County, Mississippi

NWS Mobile, AL issued this special weather statement at Apr 27, 2016, 12:30 PM CDT for Wayne County, Mississippi. It was in force for 60 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
Apr 27, 2016, 12:30 PM CDT (17:30 UTC)
Expired
Apr 27, 2016, 1:30 PM CDT
In force
60 min
Issued by
NWS Mobile, AL

County Wayne County, MS

The radar

The Mobile radar (KMOB), 101 km from the middle of the area, began a volume at 17:31 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 12:00Z, 5.5 hours before the alert went out and 153 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, Jackson, MS at 12:00Z on 2016-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 705 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, Jackson, MS at 12:00Z on 2016-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.193958Sfc1 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
705 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

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 Apr 27, 4:45 AM CDT, 7 hours 45 minutes earlier.

Area forecast discussion, Apr 27, 4:45 AM CDT, 7 hours 45 minutes before
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Hazardous weather outlook, Apr 27, 6:20 AM CDT, 6 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOBILE AL
620 AM CDT WED APR 27 2016

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-281130-
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-
620 AM CDT WED APR 27 2016

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

.DAY ONE...TODAY AND TONIGHT

A FEW STRONG TO MARGINALLY SEVERE STORMS WILL BE POSSIBLE ACROSS THE
AREA...MAINLY THIS AFTERNOON AND AGAIN AFTER MIDNIGHT. ISOLATED
SEVERE STORMS WILL GENERALLY IMPACT LOCATIONS NORTHWEST OF A LINE
FROM WIGGINS MS TO CAMDEN AL THIS AFTERNOON...AND NORTHWEST OF I-65
AFTER MIDNIGHT. THE STRONGEST STORMS THAT DEVELOP WILL BE CAPABLE OF
PRODUCING STRONG TO LOCALLY DAMAGING WIND GUSTS...HAIL UP TO THE SIZE
OF QUARTERS...FREQUENT LIGHTNING AND BRIEF HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A FEW STRONG TO MARGINALLY SEVERE STORMS WILL BE POSSIBLE ACROSS THE
ENTIRE AREA ON THURSDAY. THE STRONGEST STORMS THAT DEVELOP WILL BE
CAPABLE OF PRODUCING STRONG TO LOCALLY DAMAGING WIND GUSTS...HAIL UP
TO THE SIZE OF QUARTERS...FREQUENT LIGHTNING AND BRIEF HEAVY
RAINFALL.

.SPOTTER INFORMATION STATEMENT...

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

GMZ630>635-650-655-670-675-281130-
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-
620 AM CDT WED APR 27 2016

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Apr 27, 12:30 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1230 PM CDT WED APR 27 2016

MSZ067-075-076-271830-
PERRY MS-WAYNE MS-GREENE MS-
1230 PM CDT WED APR 27 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WAYNE...NORTHWESTERN
GREENE AND NORTHEASTERN PERRY COUNTIES UNTIL 130 PM CDT...

AT 1229 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
RICHTON...MOVING NORTHEAST AT 20 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
RICHTON AND CLARA.

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.

ADDITIONAL UPDATES WILL BE COMING FROM THE NATIONAL WEATHER SERVICE
IN MOBILE AS CONDITIONS WARRANT.

&&

LAT...LON 3143 8898 3143 8894 3153 8894 3166 8878
      3150 8853 3131 8865 3120 8885 3128 8899
TIME...MOT...LOC 1729Z 215DEG 19KT 3132 8888

BUTTS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 2:20 PM CDTSpecial Weather StatementMOBChoctaw, Clarke, Washington40 min
Apr 27, 2:58 PM CDTSpecial Weather StatementMOBMobile62 min
Apr 27, 3:11 PM CDTSpecial Weather StatementMOBButler64 min
Apr 27, 3:19 PM CDTSevere Thunderstorm WarningMOBMobile56 min
Apr 27, 3:40 PM CDTSpecial Weather StatementMOBConecuh50 min
Apr 27, 3:42 PM CDTSpecial Marine WarningMOB93 min
Apr 27, 3:56 PM CDTSpecial Weather StatementMOBCrenshaw64 min
Apr 27, 3:57 PM CDTSpecial Weather StatementMOBMonroe48 min
Apr 27, 4:10 PM CDTSpecial Weather StatementMOBBaldwin, Mobile65 min
Apr 27, 4:20 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw25 min
Apr 27, 4:37 PM CDTAreal Flood AdvisoryMOBMobile113 min
Apr 27, 4:44 PM CDTSpecial Weather StatementMOBBaldwin61 min
Apr 27, 4:49 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw56 min
Apr 27, 5:07 PM CDTSpecial Weather StatementMOBBaldwin, Escambia53 min
Apr 27, 5:09 PM CDTSpecial Marine WarningMOB21 min
Apr 27, 5:12 PM CDTSpecial Marine WarningMOB33 min
Apr 27, 5:21 PM CDTSpecial Weather StatementMOBButler, Conecuh54 min
Apr 27, 5:37 PM CDTSpecial Marine WarningMOB83 min
Apr 27, 5:44 PM CDTAreal Flood AdvisoryMOBButler3 hr
Apr 27, 5:57 PM CDTSpecial Weather StatementMOBEscambia63 min
Apr 27, 6:17 PM CDTSpecial Weather StatementMOBCrenshaw58 min
Apr 27, 6:56 PM CDTSpecial Weather StatementMOBConecuh, Covington, Crenshaw, Escambia49 min
Apr 27, 5:38 PM CDTSevere Thunderstorm WarningMOBEscambia, Santa Rosa15 min
Apr 27, 1:32 PM CDTSpecial Weather StatementMOBGreene58 min
Apr 27, 2:41 PM CDTSpecial Weather StatementMOBStone49 min

Nearby

Special Weather Statements in Mississippi, 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.