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Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 67
NWS STORM PREDICTION CENTER NORMAN OK
140 AM CDT THU MAR 26 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
MUCH OF CENTRAL AND SOUTHERN ALABAMA
PARTS OF WESTERN FLORIDA PANHANDLE
PARTS OF SOUTHEASTERN LOUISIANA
PARTS OF SOUTHEASTERN MISSISSIPPI
COASTAL WATERS
EFFECTIVE THIS THURSDAY MORNING FROM 140 AM UNTIL 900 AM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES NORTH OF BIRMINGHAM
ALABAMA TO 5 MILES SOUTH SOUTHWEST OF BOOTHVILLE LOUISIANA. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU7).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
OTHER WATCH INFORMATION...CONTINUE...WW 66...
DISCUSSION...WELL ORGANIZED SQUALL LINE ECENTRAL MS SSWWD TO
SCENTRAL LA WILL CONTINUE EWD WITH POTENTIAL FOR MORE DISCRETE
SUPERCELL DEVELOPMENT IN WARM SECTOR IN ADVANCE OF LINE. WITH LOW
LEVEL JET INCREASING TO 60KT COUPLED WITH INCREASING
MOISTURE/INSTABILITY NWD INTO AL...THREAT FOR EMBEDDED TORNADIC
SUPERCELLS IN SQUALL LINE WILL CONTINUE. IN ADDITION WIND DAMAGE
WILL BE MORE COMMON WITH THE LINE AS IT MOVES EWD ACROSS WATCH
REMAINDER OF OVERNIGHT HOURS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 24040.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 67 TORNADO AL FL LA MS CW 260640Z - 261400Z
AXIS..90 STATUTE MILES EAST AND WEST OF LINE..
20N BHM/BIRMINGHAM AL/ - 5SSW BVE/BOOTHVILLE LA/
..AVIATION COORDS.. 80NM E/W /14NNE VUZ - 35E LEV/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24040.
LAT...LON 33848518 29258794 29259091 33848831
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 67 Status Report Messages:
STATUS REPORT #3 ON WW 67
VALID 261245Z - 261340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM BVE TO 15 N
PNS TO 15 ENE MGM TO 35 S RMG.
..DIAL..03/26/09
ATTN...WFO...BMX...MOB...LIX...
&&
STATUS REPORT FOR WT 67
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC005-011-013-017-039-041-081-087-101-109-113-261340-
AL
. ALABAMA COUNTIES INCLUDED ARE
BARBOUR BULLOCK BUTLER
CHAMBERS COVINGTON CRENSHAW
LEE MACON MONTGOMERY
PIKE RUSSELL
$$
FLC033-091-113-261340-
FL
. FLORIDA COUNTIES INCLUDED ARE
ESCAMBIA OKALOOSA SANTA ROSA
$$
GMZ555-650-655-261340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 67
VALID 261105Z - 261240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 NNE HUM
TO 15 SSW MOB TO 35 NW GZH TO 25 S SEM TO 10 SSE GAD.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 270
..DIAL..03/26/09
ATTN...WFO...BMX...MOB...LIX...
&&
STATUS REPORT FOR WT 67
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC001-003-013-021-025-027-035-037-039-041-051-053-085-099-101-
121-123-261240-
AL
. ALABAMA COUNTIES INCLUDED ARE
AUTAUGA BALDWIN BUTLER
CHILTON CLARKE CLAY
CONECUH COOSA COVINGTON
CRENSHAW ELMORE ESCAMBIA
LOWNDES MONROE MONTGOMERY
TALLADEGA TALLAPOOSA
$$
FLC033-091-113-261240-
FL
. FLORIDA COUNTIES INCLUDED ARE
ESCAMBIA OKALOOSA SANTA ROSA
$$
LAC051-057-075-087-109-261240-
LA
. LOUISIANA PARISHES INCLUDED ARE
JEFFERSON LAFOURCHE PLAQUEMINES
ST. BERNARD TERREBONNE
$$
GMZ550-555-630-650-655-261240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO LOWER ATCHAFALAYA RIVER LA OUT 20 NM
COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
MOBILE BAY
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 67
VALID 260950Z - 261040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 WSW MSY
TO 20 SE ASD TO 55 E PIB TO 30 S TCL TO 30 NW BHM.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 269
..DIAL..03/26/09
ATTN...WFO...BMX...MOB...LIX...
&&
STATUS REPORT FOR WT 67
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC001-003-007-013-021-025-027-035-037-039-041-047-051-053-073-
085-091-097-099-101-105-115-117-121-123-129-131-261040-
AL
. ALABAMA COUNTIES INCLUDED ARE
AUTAUGA BALDWIN BIBB
BUTLER CHILTON CLARKE
CLAY CONECUH COOSA
COVINGTON CRENSHAW DALLAS
ELMORE ESCAMBIA JEFFERSON
LOWNDES MARENGO MOBILE
MONROE MONTGOMERY PERRY
ST. CLAIR SHELBY TALLADEGA
TALLAPOOSA WASHINGTON WILCOX
$$
FLC033-091-113-261040-
FL
. FLORIDA COUNTIES INCLUDED ARE
ESCAMBIA OKALOOSA SANTA ROSA
$$
LAC051-057-071-075-087-089-109-261040-
LA
. LOUISIANA PARISHES INCLUDED ARE
JEFFERSON LAFOURCHE ORLEANS
PLAQUEMINES ST. BERNARD ST. CHARLES
TERREBONNE
$$
MSC039-041-047-059-261040-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
GEORGE GREENE HARRISON
JACKSON
$$
GMZ550-555-630-650-655-261040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO LOWER ATCHAFALAYA RIVER LA OUT 20 NM
COASTAL WATERS FROM PASCAGOULA MS TO THE SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
MOBILE BAY
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (60%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (20%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (F2-F5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.
weather.gov 
