Alert archive / Mississippi / Wind Advisories in 2007

Wind Advisory 5, NWS Mobile, AL

September 21, 2007Greene County, Perry County, Mississippi

NWS Mobile, AL issued this wind advisory at Sep 21, 2007, 11:50 AM CDT for Greene County, Perry County, Mississippi. It took effect at Sep 22, 2007, 7:00 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Sep 21, 2007, 11:50 AM CDT (16:50 UTC)
In effect from
Sep 22, 2007, 7:00 AM CDT
Expired
Sep 21, 2007, 7:10 PM CDT
In force
Issued by
NWS Mobile, AL

Counties Greene County, MS, Perry County, MS

The radar

The Mobile radar (KMOB), 79 km from the middle of the area, began a volume at 16:54 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.8 hours before the alert went out and 135 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 2007-09-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2007-09-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
946 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WWUS74 KMOB 211650
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1150 AM CDT FRI SEP 21 2007

...INLAND TROPICAL STORM WARNING IN EFFECT...

.A SUBTROPICAL DEPRESSION HAS FORMED ABOUT 185 MILES EAST SOUTHEAST
OF MOBILE. SOME STRENGTHENING IS POSSIBLE LATER TODAY AND THE
DEPRESSION MAY BECOME A SUBTROPICAL OR TROPICAL STORM. THE DEPRESSION
IS MOVING NORTHWEST AT 8 MPH WITH A TURN TO THE WEST NORTHWEST
EXPECTED DURING THE NEXT 24 HOURS.  WINDS WILL INCREASE LATER THIS
AFTERNOON OVER THE FLORIDA PANHANDLE WITH SUSTAINED SPEEDS REACHING
NEAR OR ABOVE TROPICAL STORM FORCE OF 35 TO 40 MPH WITH GUST TO NEAR
50 MPH...AROUND MIDNIGHT. THESE CONDITIONS ARE EXPECTED OVER THE
INTERIOR SECTIONS OF MOBILE AND BALDWIN COUNTIES AROUND
SUNRISE...SPREADING WEST INTO STONE AND GEORGE COUNTIES BY MID
MORNING.


ALZ061>064-FLZ001>006-MSZ078-079-220100-
/O.NEW.KMOB.TI.W.0001.070921T1650Z-070923T0200Z/
UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-STONE-GEORGE-
INCLUDING THE CITIES OF...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...PENSACOLA...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE...JAY...PACE...MILTON...GULF BREEZE...CRESTVIEW...
WRIGHT...FORT WALTON BEACH...NICEVILLE...DESTIN...SEMINOLE...
EGLIN AFB...VALPARAISO...WIGGINS...LUCEDALE
1150 AM CDT FRI SEP 21 2007

...INLAND TROPICAL STORM WARNING IN EFFECT UNTIL 9 PM CDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED AN INLAND
TROPICAL STORM WARNING...WHICH IS IN EFFECT UNTIL 9 PM CDT
SATURDAY. 

WINDS ARE EXPECTED TO INCREASE TO TROPICAL STORM FORCE LATER TONIGHT
OVER THE WARNING AREA AS A SUBTROPICAL OR TROPICAL STORM MOVES TO THE
WEST JUST SOUTH OF DAUPHIN ISLAND.

AN INLAND TROPICAL STORM WARNING MEANS WINDS OF 39 TO 73 MPH ARE
EXPECTED DUE TO A LAND FALLING TROPICAL STORM. WINDS OF THIS
MAGNITUDE ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES... FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS FOR
HIGH PROFILE VEHICLES.

$$

MSZ075-076-220100-
/O.NEW.KMOB.WI.Y.0005.070922T1200Z-070923T0200Z/
PERRY-GREENE-
INCLUDING THE CITIES OF...RICHTON...BEAUMONT...NEW AUGUSTA...
LEAKESVILLE...MCLAIN
1150 AM CDT FRI SEP 21 2007

...WIND ADVISORY IN EFFECT FROM 7 AM TO 9 PM CDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 9 PM CDT SATURDAY. 

A SUBTROPICAL DEPRESSION HAS FORMED ABOUT 185 MILES EAST SOUTHEAST
OF MOBILE. SOME STRENGTHENING IS POSSIBLE LATER TODAY AND THE
DEPRESSION MAY BECOME A SUBTROPICAL OR TROPICAL STORM. THE DEPRESSION
IS MOVING NORTHWEST AT 8 MPH WITH A TURN TO THE WEST NORTHWEST
EXPECTED DURING THE NEXT 24 HOURS. 

NORTHEAST WINDS WILL INCREASE LATER TONIGHT...POSSIBLY REACHING
SUSTAINED SPEED OF 30 TO 35 MPH EARLY SATURDAY AND BECOMING SOUTHEAST
BY AFTERNOON AND DIMINISHING BY EARLY EVENING. 

WEAKENED TREE LIMBS MAY SEPARATE FROM TREES...AND POTENTIALLY IMPACT
POWER LINES. RESIDENTS SHOULD MOVE UNFASTENED ITEMS...SUCH AS GARBAGE
CANS...AND DECK FURNITURE...INDOORS.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

$$
2 follow-up statements
000 
WWUS74 KMOB 212143
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
443 PM CDT FRI SEP 21 2007

...TROPICAL DEPRESSION NEARS THE EMERALD COAST...

.AT 430 PM CDT...EGLIN AIR FORCE BASE DOPPLER RADAR DETECTED THAT
THE CENTER OF TROPICAL DEPRESSION TEN WAS LOCATED ABOUT 4O MILES
SOUTHEAST OF NAVARRE BEACH. THE DEPRESSION IS MOVING TOWARD THE
NORTHWEST NEAR 9 MPH. THE DEPRESSION IS EXPECTED TO CONTINUE ON A
NORTHWEST TRACK...MAKING LANDFALL ALONG THE WESTERN FLORIDA PANHANDLE
COAST BETWEEN FORT WALTON BEACH AND PENSACOLA BEACH THIS EVENING.
WINDS WILL INCREASE DURING THE LATE AFTERNOON AND EARLY EVENING HOURS
OVER THE WESTERN FLORIDA PANHANDLE WITH SUSTAINED SPEEDS REACHING
NEAR OR JUST ABOVE TROPICAL STORM FORCE OF 30 TO 40 MPH WITH GUSTS TO
NEAR 45 MPH. THESE CONDITIONS ARE EXPECTED TO MOVE OVER THE INTERIOR
SECTIONS OF MOBILE AND BALDWIN COUNTIES AFTER MIDNIGHT...AND ACROSS
STONE AND GEORGE COUNTIES IN MISSISSIPPI EARLY ON SATURDAY...BUT WINDS
ARE NOT EXPECTED TO BE AS STRONG.


ALZ061>064-FLZ001>006-MSZ078-079-220545-
/O.CON.KMOB.TI.W.0001.000000T0000Z-070923T0200Z/
UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-STONE-GEORGE-
INCLUDING THE CITIES OF...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...PENSACOLA...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE...JAY...PACE...MILTON...GULF BREEZE...CRESTVIEW...
WRIGHT...FORT WALTON BEACH...NICEVILLE...DESTIN...SEMINOLE...
EGLIN AFB...VALPARAISO...WIGGINS...LUCEDALE
443 PM CDT FRI SEP 21 2007

...INLAND TROPICAL STORM WARNING REMAINS IN EFFECT UNTIL 9 PM CDT
SATURDAY...

TROPICAL DEPRESSION TEN WILL CONTINUE MOVING TOWARD THE NORTHWEST
NEAR 9 MPH...MAKING LANDFALL ALONG THE WESTERN FLORIDA PANHANDLE
COAST BETWEEN FORT WALTON BEACH AND PENSACOLA BEACH THIS EVENING.
WINDS WILL INCREASE DURING THE LATE AFTERNOON AND EARLY EVENING HOURS
OVER THE WESTERN FLORIDA PANHANDLE WITH SUSTAINED SPEEDS REACHING
NEAR OR JUST ABOVE TROPICAL STORM FORCE OF 30 TO 40 MPH WITH GUSTS TO
NEAR 45 MPH. THESE CONDITIONS ARE EXPECTED TO MOVE OVER THE INTERIOR
SECTIONS OF MOBILE AND BALDWIN COUNTIES AFTER MIDNIGHT...AND ACROSS
STONE AND GEORGE COUNTIES IN MISSISSIPPI EARLY ON SATURDAY...BUT
WINDS ARE NOT EXPECTED TO BE AS STRONG.

TROPICAL STORM FORCE WINDS COULD CAUSE SPORADIC POWER OUTAGES...
FALLEN TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING
CONDITIONS FOR HIGH PROFILE VEHICLES.

$$

MSZ075-076-220545-
/O.CON.KMOB.WI.Y.0005.070922T1200Z-070923T0200Z/
PERRY-GREENE-
INCLUDING THE CITIES OF...RICHTON...BEAUMONT...NEW AUGUSTA...
LEAKESVILLE...MCLAIN
443 PM CDT FRI SEP 21 2007

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 9 PM CDT
SATURDAY...

NORTHEAST WINDS WILL INCREASE EARLY ON SATURDAY TO 15 TO 20 MPH WITH
GUSTS TO AROUND 30 MPH...BECOMING EAST 25 TO 30 MPH IN THE LATE
MORNING AND EARLY AFTERNOON.

WEAKENED TREE LIMBS MAY SEPARATE FROM TREES...AND POTENTIALLY IMPACT
POWER LINES. RESIDENTS SHOULD MOVE UNFASTENED ITEMS...SUCH AS GARBAGE
CANS...AND DECK FURNITURE...INDOORS. THE STRONGER WINDS CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

$$
000 
WWUS74 KMOB 220010
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
710 PM CDT FRI SEP 21 2007

...THE INLAND TROPICAL STORM WARNING HAS BEEN CANCELED...

.THE CENTER OF TROPICAL DEPRESSION TEN WAS MOVING ONSHORE NEAR FORT
WALTON BEACH FLORIDA. THE DEPRESSION IS MOVING TOWARD THE NORTHWEST
NEAR 9 MPH. A GRADUAL TURN TOWARD THE WEST IS EXPECTED OVERNIGHT. A
GRADUAL WEAKENING SHOULD BEGIN TONIGHT AFTER THE CENTER MOVES FARTHER
INLAND.

ALZ061>064-FLZ001>006-MSZ078-079-220115-
/O.CAN.KMOB.TI.W.0001.000000T0000Z-070923T0200Z/
UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-STONE-GEORGE-
INCLUDING THE CITIES OF...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...PENSACOLA...
FERRY PASS...BRENT...WEST PENSACOLA...BELLVIEW...ENSLEY...
MYRTLE GROVE...JAY...PACE...MILTON...GULF BREEZE...CRESTVIEW...
WRIGHT...FORT WALTON BEACH...NICEVILLE...DESTIN...SEMINOLE...
EGLIN AFB...VALPARAISO...WIGGINS...LUCEDALE
710 PM CDT FRI SEP 21 2007

...INLAND TROPICAL STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELED THE INLAND
TROPICAL STORM WARNING. 

RADAR AND SURFACE OBSERVATIONS INDICATE THAT THE DEPRESSION HAS NOT
STRENGTHENED...AND A GRADUAL WEAKENING SHOULD BEGIN TONIGHT AFTER THE
CENTER MOVES FARTHER INLAND. A FEW GUSTS TO 35 MPH REMAIN POSSIBLE 
IN SQUALLS ACROSS THE WESTERN FLORIDA PANHANDLE AND EXTREME SOUTHWEST
ALABAMA.

$$

MSZ075-076-220115-
/O.CAN.KMOB.WI.Y.0005.070922T1200Z-070923T0200Z/
PERRY-GREENE-
INCLUDING THE CITIES OF...RICHTON...BEAUMONT...NEW AUGUSTA...
LEAKESVILLE...MCLAIN
710 PM CDT FRI SEP 21 2007

...WIND ADVISORY IS CANCELLED...

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 21, 11:50 AM CDTInland Tropical Storm WarningMOBGeorge, Stone7 hr

Nearby

Wind Advisories in Mississippi, 2007Every wind advisory in 2007

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.