Alert archive / Mississippi / Wind Advisories in 2012

Wind Advisory 12, NWS Mobile, AL

August 30, 20125 counties in Mississippi; Washington County, Alabama

NWS Mobile, AL issued this wind advisory at Aug 30, 2012, 12:52 AM CDT for 5 counties in Mississippi; Washington County, Alabama. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Aug 30, 2012, 12:52 AM CDT (05:52 UTC)
Expired
Aug 30, 2012, 5:00 PM CDT
In force
16 hr
Issued by
NWS Mobile, AL

Counties Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 72 km from the middle of the area, began a volume at 05:52 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 nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.9 hours before the alert went out and 140 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 00:00Z on 2012-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 408 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 2012-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 299 square meters per square second.19395878Sfc1 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
408 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
464 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
299 m²/s²
0-3 km storm-relative helicity
301 m²/s²
Significant tornado parameter
0.8
Supercell composite
6.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

693 
WWUS74 KMOB 300552
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1252 AM CDT THU AUG 30 2012

...WIND ADVISORY IN EFFECT FOR PORTIONS OF THE REGION DUE TO
TROPICAL STORM ISAAC...

.TROPICAL STORM ISAAC CONTINUES TO MOVE VERY SLOWLY TO THE NORTHWEST
ACROSS SOUTHEASTERN LOUISIANA. AS A RESULT...STRONG SOUTHEASTERLY
WINDS WILL CONTINUE OVER ALL OF SOUTHEAST MISSISSIPPI AND PORTIONS OF
SOUTHWEST ALABAMA AND NORTHWEST FLORIDA THROUGH LATE THIS AFTERNOON.

ALZ052-061>064-FLZ001-002-MSZ067-075-076-078-079-301400-
/O.NEW.KMOB.WI.Y.0012.120830T0552Z-120831T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
INLAND ESCAMBIA-COASTAL ESCAMBIA-WAYNE-PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...CENTURY...FLOMATON...MOLINO...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE...WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...
LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE
1252 AM CDT THU AUG 30 2012

...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING.

* WINDS: SUSTAINED SOUTHEAST WINDS OF 25 TO 35 MPH WITH GUSTS TO
  NEAR 40 MPH.

* TIMING...THROUGH 9 PM THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
4 follow-up statements
577 
WWUS74 KMOB 300610 AAA
NPWMOB

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
110 AM CDT THU AUG 30 2012

...WIND ADVISORY IN EFFECT FOR PORTIONS OF THE REGION DUE TO
TROPICAL STORM ISAAC...

.TROPICAL STORM ISAAC CONTINUES TO MOVE VERY SLOWLY TO THE
NORTHWEST ACROSS SOUTHEASTERN LOUISIANA. AS A RESULT...STRONG
SOUTHEASTERLY WINDS WILL CONTINUE OVER ALL OF SOUTHEAST
MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA AND NORTHWEST
FLORIDA THROUGH LATE THIS AFTERNOON.

ALZ052-061>064-FLZ001-002-MSZ067-075-076-078-079-301415-
/O.CON.KMOB.WI.Y.0012.000000T0000Z-120831T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
INLAND ESCAMBIA-COASTAL ESCAMBIA-WAYNE-PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...CENTURY...FLOMATON...MOLINO...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE...WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...
LEAKESVILLE...MCLAIN...WIGGINS...LUCEDALE
110 AM CDT THU AUG 30 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WINDS: SUSTAINED SOUTHEAST WINDS OF 25 TO 35 MPH WITH GUSTS TO 
  NEAR 40 MPH. 

* TIMING...THROUGH 7 PM THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
082 
WWUS74 KMOB 301238
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
738 AM CDT THU AUG 30 2012

...WIND ADVISORY REMAINS IN EFFECT FOR PORTIONS OF THE REGION DUE TO
TROPICAL STORM ISAAC...

.TROPICAL STORM ISAAC CONTINUES TO MOVE VERY SLOWLY TO THE
NORTHWEST ACROSS SOUTHEASTERN LOUISIANA. AS A RESULT...STRONG
SOUTHEASTERLY WINDS WILL CONTINUE OVER ALL OF SOUTHEAST
MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA AND NORTHWEST
FLORIDA THROUGH LATE THIS AFTERNOON.

ALZ052-061>064-MSZ067-075-076-078-079-302045-
/O.CON.KMOB.WI.Y.0012.000000T0000Z-120831T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
WAYNE-PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON...
BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...
LUCEDALE
738 AM CDT THU AUG 30 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WINDS: SUSTAINED SOUTHEAST WINDS OF 25 TO 35 MPH WITH GUSTS TO 
  NEAR 40 MPH. 

* TIMING...THROUGH 7 PM THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
853 
WWUS74 KMOB 302102
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
402 PM CDT THU AUG 30 2012

...WIND ADVISORY IS CANCELLED...

.SUSTAINED WINDS HAVE LOWERED BELOW WIND ADVISORY CRITERIA.

ALZ052-061>064-MSZ067-075-076-078-079-302215-
/O.CAN.KMOB.WI.Y.0012.000000T0000Z-120831T0000Z/
WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
WAYNE-PERRY-GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...CHATOM...MILLRY...MOBILE...PRICHARD...
SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE...
FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON...
BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS...
LUCEDALE
402 PM CDT THU AUG 30 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE WIND
ADVISORY. 

SUSTAINED WINDS HAVE LOWERED BELOW WIND ADVISORY CRITERIA.

$$
657 
WWUS74 KMOB 302200
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
500 PM CDT THU AUG 30 2012

...WIND ADVISORY IS CANCELLED...

.SUSTAINED WINDS HAVE LOWERED BELOW WIND ADVISORY CRITERIA.

FLZ001-002-302300-
/O.CAN.KMOB.WI.Y.0012.000000T0000Z-120831T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-
INCLUDING THE CITIES OF...CENTURY...FLOMATON...MOLINO...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE
500 PM CDT THU AUG 30 2012

...WIND ADVISORY IS CANCELLED...

...WIND ADVISORY IS CANCELLED...

.SUSTAINED WINDS HAVE LOWERED BELOW WIND ADVISORY CRITERIA.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 8:36 PM CDTFlash Flood WarningMOBGeorge, Greene, Perry, Stone6 hr
Aug 29, 9:42 PM CDTTornado WarningMOBGeorge, Greene, Perry48 min
Aug 29, 10:20 PM CDTRiver Flood WarningMOBGeorge, Greene, Perry9 days
Aug 29, 10:25 PM CDTTornado WarningMOBGreene, Perry, Wayne26 min
Aug 29, 11:20 PM CDTFlash Flood WarningMOBGreene, Perry, Wayne6 hr
Aug 30, 2:13 AM CDTRiver Flood WarningMOBPerry22 hr
Aug 30, 2:28 AM CDTAreal Flood WarningMOBGeorge, Greene, Perry, Stone12 hr
Aug 30, 4:31 AM CDTTornado WarningMOBGreene, Wayne29 min
Aug 30, 4:37 AM CDTRiver Flood WarningMOBGeorge, Greene, Wayne9 days
Aug 30, 5:22 AM CDTTornado WarningMOBWayne23 min
Aug 30, 5:48 AM CDTTornado WarningMOBGreene, Wayne27 min
Aug 30, 6:28 AM CDTTornado WarningMOBWayne30 min
Aug 30, 7:07 AM CDTFlash Flood Warning EmergencyMOBGeorge6 hr
Aug 30, 7:18 AM CDTFlash Flood WarningMOBWayne6 hr
Aug 30, 7:23 AM CDTTornado WarningMOBWayne22 min
Aug 30, 7:41 AM CDTTornado WarningMOBGeorge33 min
Aug 30, 8:10 AM CDTTornado WarningMOBWayne35 min
Aug 30, 8:13 AM CDTTornado WarningMOBGreene, Wayne32 min
Aug 30, 8:45 AM CDTTornado WarningMOBGreene, Wayne45 min
Aug 30, 9:00 AM CDTFlash Flood Warning EmergencyMOBGreene6 hr
Aug 30, 10:17 AM CDTRiver Flood WarningMOBGeorge, Greene, Jackson9 days
Aug 30, 1:18 PM CDTAreal Flood WarningMOBGeorge, Greene, Perry, Stone, Wayne20 hr
Aug 30, 3:53 AM CDTTornado WarningMOBOkaloosa37 min
Aug 30, 4:32 AM CDTTornado WarningMOBOkaloosa28 min
Aug 30, 4:29 PM CDTHigh Surf AdvisoryMOB20 hr
Aug 29, 7:27 PM CDTTornado WarningMOBMonroe, Wilcox30 min
Aug 29, 7:29 PM CDTSmall Craft AdvisoryMOB33 hr
Aug 29, 7:45 PM CDTCoastal Flood WarningMOB21 hr
Aug 30, 12:22 AM CDTFlash Flood WarningMOBMobile, Washington6 hr
Aug 30, 2:46 AM CDTTornado WarningMOBCovington33 min
Aug 30, 4:09 AM CDTTornado WarningMOBButler, Crenshaw16 min
Aug 30, 6:43 AM CDTTornado WarningMOBChoctaw, Washington37 min
Aug 30, 9:01 AM CDTTornado WarningMOBMobile, Washington44 min
Aug 30, 10:16 AM CDTTornado WarningMOBChoctaw, Washington44 min
Aug 30, 10:56 AM CDTTornado WarningMOBChoctaw49 min
Aug 30, 11:32 AM CDTSevere Thunderstorm WarningMOBMobile43 min
Aug 30, 11:44 AM CDTFlash Flood WarningMOBMobile, Washington6 hr
Aug 30, 11:56 AM CDTTornado WarningMOBChoctaw33 min

Nearby

Wind Advisories in Mississippi, 2012Wind Advisories in Alabama, 2012Wind Advisories in Florida, 2012Every wind advisory in 2012

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.