Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 106
NWS STORM PREDICTION CENTER NORMAN OK
1055 AM CDT THU APR 2 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
MUCH OF NORTHERN MISSISSIPPI
PARTS OF SOUTHWESTERN TENNESSEE
EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 1055 AM UNTIL
300 PM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES SOUTH OF OXFORD
MISSISSIPPI TO 65 MILES EAST NORTHEAST OF MEMPHIS TENNESSEE. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU6).
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 102...WW 103...WW
104...WW 105...
DISCUSSION...SEVERE THUNDERSTORMS DEVELOPING RAPIDLY INTO NWRN MS
AHEAD OF VIGOROUS UPPER SYSTEM. WITH MOISTURE/INSTABILITY SPREADING
NWD AND SHEAR PROFILES BECOMING INCREASINGLY FAVORABLE FOR
SUPERCELLS...THREAT FOR TORNADOES AND DAMAGING WINDS WILL BE
SPREADING EWD ACROSS THE WATCH AREA THRU MID AFTERNOON,
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24035.
...HALES
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 106
NWS STORM PREDICTION CENTER NORMAN OK
1055 AM CDT THU APR 2 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
MUCH OF NORTHERN MISSISSIPPI
PARTS OF SOUTHWESTERN TENNESSEE
EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 1055 AM UNTIL
300 PM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES SOUTH OF OXFORD
MISSISSIPPI TO 65 MILES EAST NORTHEAST OF MEMPHIS TENNESSEE. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU6).
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 102...WW 103...WW
104...WW 105...
DISCUSSION...SEVERE THUNDERSTORMS DEVELOPING RAPIDLY INTO NWRN MS
AHEAD OF VIGOROUS UPPER SYSTEM. WITH MOISTURE/INSTABILITY SPREADING
NWD AND SHEAR PROFILES BECOMING INCREASINGLY FAVORABLE FOR
SUPERCELLS...THREAT FOR TORNADOES AND DAMAGING WINDS WILL BE
SPREADING EWD ACROSS THE WATCH AREA THRU MID AFTERNOON,
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. 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.
SAW6
WW 106 TORNADO MS TN 021555Z - 022000Z
AXIS..65 STATUTE MILES EAST AND WEST OF LINE..
50S UOX/OXFORD MS/ - 65ENE MEM/MEMPHIS TN/
..AVIATION COORDS.. 55NM E/W /39ENE SQS - 42SSE DYR/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24035.
LAT...LON 33659066 35389006 35388776 33658840
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 106 Status Report Messages:
STATUS REPORT #4 ON WW 106
VALID 021935Z - 022000Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA
TIL 20Z. THEREAFTER...THE WW WILL BE ALLOWED TO EXPIRE AS
SCHEDULED.
..KERR..04/02/09
ATTN...WFO...MEG...
&&
STATUS REPORT FOR WT 106
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC003-009-013-017-027-033-057-071-081-093-095-107-115-117-119-
135-137-139-141-143-145-161-022000-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN BENTON CALHOUN
CHICKASAW COAHOMA DESOTO
ITAWAMBA LAFAYETTE LEE
MARSHALL MONROE PANOLA
PONTOTOC PRENTISS QUITMAN
TALLAHATCHIE TATE TIPPAH
TISHOMINGO TUNICA UNION
YALOBUSHA
$$
TNC023-047-069-071-109-157-022000-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHESTER FAYETTE HARDEMAN
HARDIN MCNAIRY SHELBY
$$
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.
$$
STATUS REPORT #3 ON WW 106
VALID 021835Z - 021940Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..04/02/09
ATTN...WFO...MEG...
&&
STATUS REPORT FOR WT 106
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC003-009-013-017-027-033-057-071-081-093-095-107-115-117-119-
135-137-139-141-143-145-161-021940-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN BENTON CALHOUN
CHICKASAW COAHOMA DESOTO
ITAWAMBA LAFAYETTE LEE
MARSHALL MONROE PANOLA
PONTOTOC PRENTISS QUITMAN
TALLAHATCHIE TATE TIPPAH
TISHOMINGO TUNICA UNION
YALOBUSHA
$$
TNC023-047-069-071-109-157-021940-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHESTER FAYETTE HARDEMAN
HARDIN MCNAIRY SHELBY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 106
VALID 021730Z - 021840Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..04/02/09
ATTN...WFO...MEG...
&&
STATUS REPORT FOR WT 106
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC003-009-013-017-027-033-057-071-081-093-095-107-115-117-119-
135-137-139-141-143-145-161-021840-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN BENTON CALHOUN
CHICKASAW COAHOMA DESOTO
ITAWAMBA LAFAYETTE LEE
MARSHALL MONROE PANOLA
PONTOTOC PRENTISS QUITMAN
TALLAHATCHIE TATE TIPPAH
TISHOMINGO TUNICA UNION
YALOBUSHA
$$
TNC023-047-069-071-109-157-021840-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHESTER FAYETTE HARDEMAN
HARDIN MCNAIRY SHELBY
$$
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.
$$
STATUS REPORT #1 ON WW 106
VALID 021655Z - 021740Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..04/02/09
ATTN...WFO...MEG...
&&
STATUS REPORT FOR WT 106
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC003-009-013-017-027-033-057-071-081-093-095-107-115-117-119-
135-137-139-141-143-145-161-021740-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN BENTON CALHOUN
CHICKASAW COAHOMA DESOTO
ITAWAMBA LAFAYETTE LEE
MARSHALL MONROE PANOLA
PONTOTOC PRENTISS QUITMAN
TALLAHATCHIE TATE TIPPAH
TISHOMINGO TUNICA UNION
YALOBUSHA
$$
TNC023-047-069-071-109-157-021740-
TN
. TENNESSEE COUNTIES INCLUDED ARE
CHESTER FAYETTE HARDEMAN
HARDIN MCNAIRY SHELBY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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 (30%)
|
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
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (70%)
|
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.