Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 463
NWS Storm Prediction Center Norman OK
1030 AM CDT Fri Aug 28 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Northwest Alabama
Northeast Mississippi
Middle and western Tennessee
* Effective this Friday morning and afternoon from 1030 AM until
400 PM CDT.
* Primary threats include...
A few tornadoes likely
Isolated damaging wind gusts to 65 mph possible
SUMMARY...Low-topped supercells should develop east-northeast from
northeast Mississippi, posing a risk for brief tornadoes into late
afternoon.
The tornado watch area is approximately along and 45 statute miles
east and west of a line from 30 miles south southeast of Tupelo MS
to 35 miles north northwest of Nashville TN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 55 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 21040.
...Grams
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 463
NWS Storm Prediction Center Norman OK
1030 AM CDT Fri Aug 28 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Northwest Alabama
Northeast Mississippi
Middle and western Tennessee
* Effective this Friday morning and afternoon from 1030 AM until
400 PM CDT.
* Primary threats include...
A few tornadoes likely
Isolated damaging wind gusts to 65 mph possible
SUMMARY...Low-topped supercells should develop east-northeast from
northeast Mississippi, posing a risk for brief tornadoes into late
afternoon.
The tornado watch area is approximately along and 45 statute miles
east and west of a line from 30 miles south southeast of Tupelo MS
to 35 miles north northwest of Nashville TN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 55 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 21040.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 463 TORNADO AL MS TN 281530Z - 282100Z
AXIS..45 STATUTE MILES EAST AND WEST OF LINE..
30SSE TUP/TUPELO MS/ - 35NNW BNA/NASHVILLE TN/
..AVIATION COORDS.. 40NM E/W /23N IGB - 30NNW BNA/
HAIL SURFACE AND ALOFT..0.5 INCH. WIND GUSTS..55 KNOTS.
MAX TOPS TO 400. MEAN STORM MOTION VECTOR 21040.
LAT...LON 33878935 36598773 36598611 33878779
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 463 Status Report Messages:
STATUS REPORT #5 ON WW 463
VALID 281955Z - 282040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSE UOX
TO 25 NW HSV.
..SMITH..08/28/20
ATTN...WFO...HUN...BMX...MEG...OHX...
&&
STATUS REPORT FOR WT 463
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC033-059-075-079-083-093-133-282040-
AL
. ALABAMA COUNTIES INCLUDED ARE
COLBERT FRANKLIN LAMAR
LAWRENCE LIMESTONE MARION
WINSTON
$$
MSC013-017-057-081-095-282040-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CALHOUN CHICKASAW ITAWAMBA
LEE MONROE
$$
TNC055-282040-
TN
. TENNESSEE COUNTIES INCLUDED ARE
GILES
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 463
VALID 281855Z - 281940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSE UOX
TO 30 NW HSV TO 25 S BWG.
..SMITH..08/28/20
ATTN...WFO...HUN...BMX...MEG...OHX...
&&
STATUS REPORT FOR WT 463
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC033-059-075-079-083-093-133-281940-
AL
. ALABAMA COUNTIES INCLUDED ARE
COLBERT FRANKLIN LAMAR
LAWRENCE LIMESTONE MARION
WINSTON
$$
MSC013-017-057-081-095-115-281940-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CALHOUN CHICKASAW ITAWAMBA
LEE MONROE PONTOTOC
$$
TNC055-117-281940-
TN
. TENNESSEE COUNTIES INCLUDED ARE
GILES MARSHALL
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 463
VALID 281800Z - 281900Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 W TUP TO
25 NNE MSL TO 20 W BNA TO 25 E CKV.
..SMITH..08/28/20
ATTN...WFO...HUN...BMX...MEG...OHX...
&&
STATUS REPORT FOR WT 463
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC033-059-075-077-079-083-093-133-281900-
AL
. ALABAMA COUNTIES INCLUDED ARE
COLBERT FRANKLIN LAMAR
LAUDERDALE LAWRENCE LIMESTONE
MARION WINSTON
$$
MSC013-017-057-081-095-115-117-141-281900-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CALHOUN CHICKASAW ITAWAMBA
LEE MONROE PONTOTOC
PRENTISS TISHOMINGO
$$
TNC021-037-055-099-117-119-147-187-281900-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHEATHAM DAVIDSON GILES
LAWRENCE MARSHALL MAURY
ROBERTSON WILLIAMSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 463
VALID 281655Z - 281730Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 W TUP TO
30 W MSL TO 60 WSW BNA TO 5 SW HOP.
..SMITH..08/28/20
ATTN...WFO...HUN...BMX...MEG...OHX...
&&
STATUS REPORT FOR WT 463
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC033-059-075-077-079-083-093-133-281730-
AL
. ALABAMA COUNTIES INCLUDED ARE
COLBERT FRANKLIN LAMAR
LAUDERDALE LAWRENCE LIMESTONE
MARION WINSTON
$$
MSC013-017-057-081-095-115-117-141-281730-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CALHOUN CHICKASAW ITAWAMBA
LEE MONROE PONTOTOC
PRENTISS TISHOMINGO
$$
TNC021-037-043-055-081-099-101-117-119-125-147-181-187-281730-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHEATHAM DAVIDSON DICKSON
GILES HICKMAN LAWRENCE
LEWIS MARSHALL MAURY
MONTGOMERY ROBERTSON WAYNE
WILLIAMSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 463
VALID 281600Z - 281700Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SMITH..08/28/20
ATTN...WFO...HUN...BMX...MEG...OHX...
&&
STATUS REPORT FOR WT 463
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC033-059-075-077-079-083-093-133-281700-
AL
. ALABAMA COUNTIES INCLUDED ARE
COLBERT FRANKLIN LAMAR
LAUDERDALE LAWRENCE LIMESTONE
MARION WINSTON
$$
MSC003-013-017-057-081-095-115-117-139-141-145-281700-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN CALHOUN CHICKASAW
ITAWAMBA LEE MONROE
PONTOTOC PRENTISS TIPPAH
TISHOMINGO UNION
$$
TNC021-037-039-043-055-071-081-083-085-099-101-109-117-119-125-
135-147-181-187-281700-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHEATHAM DAVIDSON DECATUR
DICKSON GILES HARDIN
HICKMAN HOUSTON HUMPHREYS
LAWRENCE LEWIS MCNAIRY
MARSHALL MAURY MONTGOMERY
PERRY ROBERTSON WAYNE
WILLIAMSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (60%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
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 (40%)
|
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% (EF2-EF5 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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