Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 885
NWS STORM PREDICTION CENTER NORMAN OK
620 AM CDT WED SEP 3 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHWEST THROUGH NORTHEAST LOUISIANA
SOUTHWEST MISSISSIPPI
EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 620 AM UNTIL
100 PM CDT.
TORNADOES...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS
LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE
MILES EAST AND WEST OF A LINE FROM 60 MILES NORTH OF NATCHEZ
MISSISSIPPI TO 85 MILES SOUTH SOUTHWEST OF ALEXANDRIA LOUISIANA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU5).
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...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 884. WATCH NUMBER 884 WILL NOT BE IN EFFECT AFTER
620 AM CDT.
DISCUSSION...CONVECTIVE RAINBANDS WILL CONTINUE DEVELOPING NEXT
SEVERAL HOURS FROM SW LA NEWD THROUGH WRN MS EAST OF THE CENTER OF
GUSTAVE THAT IS NEARLY STATIONARY. SHEAR PROFILES WITH LARGE LOW
LEVEL HODOGRAPHS WILL REMAIN SUPPORTIVE OF EMBEDDED SUPERCELLS WITH
ATTENDANT THREAT FOR ISOLATED TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH EXTREME
TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI
WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 20035.
...DIAL
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW5
WW 885 TORNADO LA MS 031120Z - 031800Z
AXIS..40 STATUTE MILES EAST AND WEST OF LINE..
60N HEZ/NATCHEZ MS/ - 85SSW ESF/ALEXANDRIA LA/
..AVIATION COORDS.. 35NM E/W /37E MLU - 16ENE LCH/
WIND GUSTS..60 KNOTS.
MAX TOPS TO 450.MEAN STORM MOTION VECTOR 20035.
REPLACES WW 884..LA MS
LAT...LON 32499061 30269216 30269351 32499198
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU5.
Watch 885 Status Report Messages:
STATUS REPORT #3 ON WW 885
VALID 031700Z - 031800Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
WW 885 EXPIRES AT 031800Z. BUT...A NEW WW WILL BE NEEDED TO
INCLUDE PRIMARILY THE SAME REGION AND PERHAPS A FEW MORE
COUNTIES/PARISHES. A COLLABORATION CALL WILL BE MADE WITH
APPROPRIATE WFOS BY 18Z.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 2210.
..SPC..09/03/08
ATTN...WFO...LCH...SHV...JAN...LIX...
&&
STATUS REPORT FOR WT 885
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-009-021-025-029-039-041-043-053-055-059-065-077-079-
083-097-099-107-125-031800-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN AVOYELLES
CALDWELL CATAHOULA CONCORDIA
EVANGELINE FRANKLIN GRANT
JEFFERSON DAVIS LAFAYETTE LA SALLE
MADISON POINTE COUPEE RAPIDES
RICHLAND ST. LANDRY ST. MARTIN
TENSAS WEST FELICIANA
$$
MSC001-021-037-063-149-157-031800-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ADAMS CLAIBORNE FRANKLIN
JEFFERSON WARREN WILKINSON
$$
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.
$$
STATUS REPORT #2 ON WW 885
VALID 031605Z - 031740Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 2210
..SPC..09/03/08
ATTN...WFO...LCH...SHV...JAN...LIX...
&&
STATUS REPORT FOR WT 885
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-009-021-025-029-039-041-043-053-055-059-065-077-079-
083-097-099-107-125-031740-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN AVOYELLES
CALDWELL CATAHOULA CONCORDIA
EVANGELINE FRANKLIN GRANT
JEFFERSON DAVIS LAFAYETTE LA SALLE
MADISON POINTE COUPEE RAPIDES
RICHLAND ST. LANDRY ST. MARTIN
TENSAS WEST FELICIANA
$$
MSC001-021-037-063-149-157-031740-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ADAMS CLAIBORNE FRANKLIN
JEFFERSON WARREN WILKINSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 885
VALID 031500Z - 031640Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SPC..09/03/08
ATTN...WFO...LCH...SHV...JAN...LIX...
&&
STATUS REPORT FOR WT 885
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-009-021-025-029-039-041-043-053-055-059-065-077-079-
083-097-099-107-125-031640-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN AVOYELLES
CALDWELL CATAHOULA CONCORDIA
EVANGELINE FRANKLIN GRANT
JEFFERSON DAVIS LAFAYETTE LA SALLE
MADISON POINTE COUPEE RAPIDES
RICHLAND ST. LANDRY ST. MARTIN
TENSAS WEST FELICIANA
$$
MSC001-021-037-063-149-157-031640-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ADAMS CLAIBORNE FRANKLIN
JEFFERSON WARREN WILKINSON
$$
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 (50%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Low (<5%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (<5%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (30%)
|
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 
