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The expiration time in the watch graphic is amended if the watch is
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Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 768
NWS STORM PREDICTION CENTER NORMAN OK
645 PM EDT FRI OCT 9 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
PARTS OF EASTERN AND SOUTHERN ALABAMA
PARTS OF NORTHWESTERN GEORGIA
EFFECTIVE THIS FRIDAY NIGHT FROM 645 PM UNTIL MIDNIGHT EDT.
HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES NORTH
NORTHEAST OF ROME GEORGIA TO 25 MILES SOUTH SOUTHEAST OF SELMA
ALABAMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
OTHER WATCH INFORMATION...CONTINUE...WW 765...WW 766...WW 767...
DISCUSSION...LINE OF STRONG/SEVERE STORMS ACROSS NRN/WRN AL
SUPPORTED BY STEEP LOW LEVEL LAPSE RATES AND 50-60KT OF DEEP LAYER
SHEAR. PRIMARY THREAT WILL BE DAMAGING WINDS GIVEN THE
UNIDIRECTIONAL SHEAR AND WARM MID LEVEL TEMPS. WIND THREAT SHOULD
GRADUALLY DIMINISH AFTER SUNSET BUT WILL CONTINUE INTO NWRN GA.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM MOTION
VECTOR 24035.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 768 SEVERE TSTM AL GA 092245Z - 100400Z
AXIS..50 STATUTE MILES EAST AND WEST OF LINE..
50NNE RMG/ROME GA/ - 25SSE SEM/SELMA AL/
..AVIATION COORDS.. 45NM E/W /16ENE GQO - 28WSW MGM/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 400. MEAN STORM MOTION VECTOR 24035.
LAT...LON 35008394 32008595 32008766 35008572
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 768 Status Report Messages:
STATUS REPORT #4 ON WW 768
VALID 100250Z - 100340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 NE TOI TO
5 WSW AUO TO 15 NNW LGC TO 20 NNW ATL TO 55 NW AND.
..JEWELL..10/10/09
ATTN...WFO...BMX...FFC...
&&
STATUS REPORT FOR WS 768
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
GAC067-097-149-285-100340-
GA
. GEORGIA COUNTIES INCLUDED ARE
COBB DOUGLAS HEARD
TROUP
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 768
VALID 100125Z - 100240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 S MGM TO
35 NNE MGM TO 30 S ANB TO 25 ENE ANB TO 20 SSE RMG TO 35 ESE CHA
TO 40 E CHA.
..JEWELL..10/10/09
ATTN...WFO...BMX...FFC...
&&
STATUS REPORT FOR WS 768
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC017-027-029-051-081-087-101-111-123-100240-
AL
. ALABAMA COUNTIES INCLUDED ARE
CHAMBERS CLAY CLEBURNE
ELMORE LEE MACON
MONTGOMERY RANDOLPH TALLAPOOSA
$$
GAC015-045-057-067-097-111-115-123-129-143-149-223-227-233-285-
100240-
GA
. GEORGIA COUNTIES INCLUDED ARE
BARTOW CARROLL CHEROKEE
COBB DOUGLAS FANNIN
FLOYD GILMER GORDON
HARALSON HEARD PAULDING
PICKENS POLK TROUP
$$
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.
$$
STATUS REPORT #2 ON WW 768
VALID 100020Z - 100140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSE SEM
TO 25 N SEM TO 25 SE BHM TO 10 SSE GAD TO 30 NE GAD TO 5 NNE CHA.
..JEWELL..10/10/09
ATTN...WFO...BMX...FFC...
&&
STATUS REPORT FOR WS 768
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC001-015-017-019-021-027-029-037-051-081-085-087-101-111-121-
123-100140-
AL
. ALABAMA COUNTIES INCLUDED ARE
AUTAUGA CALHOUN CHAMBERS
CHEROKEE CHILTON CLAY
CLEBURNE COOSA ELMORE
LEE LOWNDES MACON
MONTGOMERY RANDOLPH TALLADEGA
TALLAPOOSA
$$
GAC015-045-047-055-057-067-097-111-115-123-129-143-149-213-223-
227-233-285-295-313-100140-
GA
. GEORGIA COUNTIES INCLUDED ARE
BARTOW CARROLL CATOOSA
CHATTOOGA CHEROKEE COBB
DOUGLAS FANNIN FLOYD
GILMER GORDON HARALSON
HEARD MURRAY PAULDING
PICKENS POLK TROUP
WALKER WHITFIELD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 768
VALID 092340Z - 100040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..JEWELL..10/09/09
ATTN...WFO...BMX...FFC...
&&
STATUS REPORT FOR WS 768
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC001-007-015-017-019-021-027-029-037-047-051-081-085-087-101-
105-111-121-123-100040-
AL
. ALABAMA COUNTIES INCLUDED ARE
AUTAUGA BIBB CALHOUN
CHAMBERS CHEROKEE CHILTON
CLAY CLEBURNE COOSA
DALLAS ELMORE LEE
LOWNDES MACON MONTGOMERY
PERRY RANDOLPH TALLADEGA
TALLAPOOSA
$$
GAC015-045-047-055-057-067-083-097-111-115-123-129-143-149-213-
223-227-233-285-295-313-100040-
GA
. GEORGIA COUNTIES INCLUDED ARE
BARTOW CARROLL CATOOSA
CHATTOOGA CHEROKEE COBB
DADE DOUGLAS FANNIN
FLOYD GILMER GORDON
HARALSON HEARD MURRAY
PAULDING PICKENS POLK
TROUP WALKER WHITFIELD
$$
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
|
Low (10%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (<2%)
|
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 (20%)
|
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 (60%)
|
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.
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