Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 347
NWS STORM PREDICTION CENTER NORMAN OK
500 PM CDT MON MAY 23 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
WESTERN AND CENTRAL KENTUCKY
WESTERN AND MIDDLE TENNESSEE
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 500 PM UNTIL
1100 PM CDT.
HAIL TO 2 INCHES 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 90
STATUTE MILES EAST AND WEST OF A LINE FROM 5 MILES WEST OF
OWENSBORO KENTUCKY TO 60 MILES SOUTHEAST OF JACKSON TENNESSEE.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU7).
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 338...WW 340...WW
341...WW 342...WW 343...WW 344...WW 345...WW 346...
DISCUSSION...QLCS NEAR THE MS RIVER WILL LIKELY PERSIST AND MOVE EWD
ACROSS WRN TN/KY...REACHING CENTRAL KY/MIDDLE TN TOWARD 00Z. THE
CONVECTION WILL BE MAINTAINED BY A SWATH OF MODERATE INSTABILITY E
OF THE ONGOING STORMS...WITH 35-50 KT MIDLEVEL FLOW SUPPORTIVE OF
ORGANIZED STORM STRUCTURES CAPABLE OF PRODUCING DAMAGING WINDS AND
LARGE HAIL.
AVIATION...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 550. MEAN STORM
MOTION VECTOR 27035.
...THOMPSON
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 347 SEVERE TSTM KY TN 232200Z - 240400Z
AXIS..90 STATUTE MILES EAST AND WEST OF LINE..
5W OWB/OWENSBORO KY/ - 60SE MKL/JACKSON TN/
..AVIATION COORDS.. 80NM E/W /27ESE PXV - 38WNW MSL/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 27035.
LAT...LON 37708561 34978658 34978976 37708891
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 347 Status Report Messages:
STATUS REPORT #4 ON WW 347
VALID 240140Z - 240240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 WNW MSL
TO 40 SW CKV TO 20 ENE CKV TO 5 ENE OWB.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 912
..GARNER..05/24/11
ATTN...WFO...LMK...PAH...OHX...MEG...
&&
STATUS REPORT FOR WS 347
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC003-009-031-061-085-099-123-141-183-213-227-240240-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ALLEN BARREN BUTLER
EDMONSON GRAYSON HART
LARUE LOGAN OHIO
SIMPSON WARREN
$$
TNC003-021-037-043-055-081-085-099-101-111-117-119-125-135-147-
149-165-169-181-187-189-240240-
TN
. TENNESSEE COUNTIES INCLUDED ARE
BEDFORD CHEATHAM DAVIDSON
DICKSON GILES HICKMAN
HUMPHREYS LAWRENCE LEWIS
MACON MARSHALL MAURY
MONTGOMERY PERRY ROBERTSON
RUTHERFORD SUMNER TROUSDALE
WAYNE WILLIAMSON WILSON
$$
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.
$$
STATUS REPORT #3 ON WW 347
VALID 240030Z - 240140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 E MEM TO
40 S PAH TO 50 WSW EVV.
..GARNER..05/24/11
ATTN...WFO...LMK...PAH...OHX...MEG...
&&
STATUS REPORT FOR WS 347
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC003-009-031-033-035-047-055-059-061-083-085-099-101-107-123-
139-141-143-145-149-157-177-183-213-219-221-225-227-233-
240140-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ALLEN BARREN BUTLER
CALDWELL CALLOWAY CHRISTIAN
CRITTENDEN DAVIESS EDMONSON
GRAVES GRAYSON HART
HENDERSON HOPKINS LARUE
LIVINGSTON LOGAN LYON
MCCRACKEN MCLEAN MARSHALL
MUHLENBERG OHIO SIMPSON
TODD TRIGG UNION
WARREN WEBSTER
$$
TNC003-005-021-023-037-039-043-055-071-077-081-083-085-099-101-
109-111-117-119-125-135-147-149-161-165-169-181-187-189-
240140-
TN
. TENNESSEE COUNTIES INCLUDED ARE
BEDFORD BENTON CHEATHAM
CHESTER DAVIDSON DECATUR
DICKSON GILES HARDIN
HENDERSON HICKMAN HOUSTON
HUMPHREYS LAWRENCE LEWIS
MCNAIRY MACON MARSHALL
MAURY MONTGOMERY PERRY
ROBERTSON RUTHERFORD STEWART
SUMNER TROUSDALE WAYNE
WILLIAMSON WILSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 347
VALID 232325Z - 240040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..COHEN..05/23/11
ATTN...WFO...LMK...PAH...OHX...MEG...
&&
STATUS REPORT FOR WS 347
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC003-009-031-033-035-047-055-059-061-083-085-099-101-107-123-
139-141-143-145-149-157-177-183-213-219-221-225-227-233-
240040-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ALLEN BARREN BUTLER
CALDWELL CALLOWAY CHRISTIAN
CRITTENDEN DAVIESS EDMONSON
GRAVES GRAYSON HART
HENDERSON HOPKINS LARUE
LIVINGSTON LOGAN LYON
MCCRACKEN MCLEAN MARSHALL
MUHLENBERG OHIO SIMPSON
TODD TRIGG UNION
WARREN WEBSTER
$$
MSC003-009-139-141-240040-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
ALCORN BENTON TIPPAH
TISHOMINGO
$$
TNC003-005-017-021-023-037-039-043-053-055-069-071-077-079-081-
083-085-099-101-109-111-113-117-119-125-135-147-149-161-165-169-
181-183-187-189-240040-
TN
. TENNESSEE COUNTIES INCLUDED ARE
BEDFORD BENTON CARROLL
CHEATHAM CHESTER DAVIDSON
DECATUR DICKSON GIBSON
GILES HARDEMAN HARDIN
HENDERSON HENRY HICKMAN
HOUSTON HUMPHREYS LAWRENCE
LEWIS MCNAIRY MACON
MADISON MARSHALL MAURY
MONTGOMERY PERRY ROBERTSON
RUTHERFORD STEWART SUMNER
TROUSDALE WAYNE WEAKLEY
WILLIAMSON WILSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 347
VALID 232230Z - 232340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..COHEN..05/23/11
ATTN...WFO...LMK...PAH...OHX...MEG...
&&
STATUS REPORT FOR WS 347
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KYC003-009-031-033-035-047-055-059-061-083-085-099-101-107-123-
139-141-143-145-149-157-177-183-213-219-221-225-227-233-
232340-
KY
. KENTUCKY COUNTIES INCLUDED ARE
ALLEN BARREN BUTLER
CALDWELL CALLOWAY CHRISTIAN
CRITTENDEN DAVIESS EDMONSON
GRAVES GRAYSON HART
HENDERSON HOPKINS LARUE
LIVINGSTON LOGAN LYON
MCCRACKEN MCLEAN MARSHALL
MUHLENBERG OHIO SIMPSON
TODD TRIGG UNION
WARREN WEBSTER
$$
TNC003-005-017-021-023-037-039-043-053-055-069-071-077-079-081-
083-085-099-101-109-111-113-117-119-125-135-147-149-161-165-169-
181-183-187-189-232340-
TN
. TENNESSEE COUNTIES INCLUDED ARE
BEDFORD BENTON CARROLL
CHEATHAM CHESTER DAVIDSON
DECATUR DICKSON GIBSON
GILES HARDEMAN HARDIN
HENDERSON HENRY HICKMAN
HOUSTON HUMPHREYS LAWRENCE
LEWIS MCNAIRY MACON
MADISON MARSHALL MAURY
MONTGOMERY PERRY ROBERTSON
RUTHERFORD STEWART SUMNER
TROUSDALE WAYNE WEAKLEY
WILLIAMSON WILSON
$$
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 (20%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (5%)
|
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 (30%)
|
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 (90%)
|
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.