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The expiration time in the watch graphic is amended if the watch is
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Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 466
NWS STORM PREDICTION CENTER NORMAN OK
315 PM EDT THU JUN 18 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
PARTS OF WESTERN NORTH CAROLINA
LARGE PART OF NORTHERN AND CENTRAL SOUTH CAROLINA
SMALL PART OF SOUTHWEST VIRGINIA
EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 315 PM UNTIL
1100 PM EDT.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55
STATUTE MILES EITHER SIDE OF A LINE FROM 55 MILES NORTHEAST OF
HOT SPRINGS NORTH CAROLINA TO 10 MILES SOUTHEAST OF COLUMBIA
SOUTH CAROLINA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).
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 461...WW 462...WW
463...WW 464...WW 465...
DISCUSSION...FORWARD PROPAGATING MCS WITH MATURE COLD POOL CURRENTLY
MOVING SEWD ACROSS SRN APPALACHIANS. AIR MASS DOWNSTREAM VERY WARM/
MOIST AND UNSTABLE WHICH WILL SUPPORT THE ORGANIZED WIND DAMAGE
THREAT CONTINUING WITH THE MCS.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 32035.
...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 466 SEVERE TSTM NC SC VA 181915Z - 190300Z
AXIS..55 STATUTE MILES EITHER SIDE OF LINE..
55NE HSS/HOT SPRINGS NC/ - 10SE CAE/COLUMBIA SC/
..AVIATION COORDS.. 50NM EITHER SIDE /1NNE HMV - 3SE CAE/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 32035.
LAT...LON 36758119 34138011 33528187 36158302
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 466 Status Report Messages:
STATUS REPORT #4 ON WW 466
VALID 190030Z - 190140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 E CAE TO
30 ENE CAE TO 40 WSW FLO.
..SMITH..06/19/09
ATTN...WFO...GSP...RNK...CAE...
&&
STATUS REPORT FOR WS 466
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
GAC033-190140-
GA
. GEORGIA COUNTIES INCLUDED ARE
BURKE
$$
SCC009-011-027-075-190140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
BAMBERG BARNWELL CLARENDON
ORANGEBURG
$$
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.
$$
STATUS REPORT #3 ON WW 466
VALID 182315Z - 190040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NNE AGS
TO 20 NNW CAE TO 50 NW FLO.
..SMITH..06/18/09
ATTN...WFO...GSP...RNK...CAE...
&&
STATUS REPORT FOR WS 466
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
GAC033-073-189-245-190040-
GA
. GEORGIA COUNTIES INCLUDED ARE
BURKE COLUMBIA MCDUFFIE
RICHMOND
$$
SCC003-009-011-017-025-027-055-061-063-075-079-085-190040-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
AIKEN BAMBERG BARNWELL
CALHOUN CHESTERFIELD CLARENDON
KERSHAW LEE LEXINGTON
ORANGEBURG RICHLAND SUMTER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 466
VALID 182140Z - 182240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 W GSP TO
35 NE HKY.
..SPC..06/18/09
ATTN...WFO...GSP...RNK...CAE...
&&
STATUS REPORT FOR WS 466
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
GAC033-073-181-189-245-182240-
GA
. GEORGIA COUNTIES INCLUDED ARE
BURKE COLUMBIA LINCOLN
MCDUFFIE RICHMOND
$$
NCC003-025-035-045-059-071-097-109-119-159-179-182240-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALEXANDER CABARRUS CATAWBA
CLEVELAND DAVIE GASTON
IREDELL LINCOLN MECKLENBURG
ROWAN UNION
$$
SCC003-017-021-023-025-037-039-047-055-057-059-061-063-065-071-
079-081-083-085-087-091-182240-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
AIKEN CALHOUN CHEROKEE
CHESTER CHESTERFIELD EDGEFIELD
FAIRFIELD GREENWOOD KERSHAW
LANCASTER LAURENS LEE
LEXINGTON MCCORMICK NEWBERRY
RICHLAND SALUDA SPARTANBURG
SUMTER UNION YORK
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 466
VALID 182040Z - 182140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 W AVL TO
25 WNW HKY TO 35 SW PSK.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1211
..GARNER..06/18/09
ATTN...WFO...GSP...RNK...CAE...
&&
STATUS REPORT FOR WS 466
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC003-005-023-025-027-035-045-059-071-089-097-109-111-119-149-
159-161-171-179-193-197-182140-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALEXANDER ALLEGHANY BURKE
CABARRUS CALDWELL CATAWBA
CLEVELAND DAVIE GASTON
HENDERSON IREDELL LINCOLN
MCDOWELL MECKLENBURG POLK
ROWAN RUTHERFORD SURRY
UNION WILKES YADKIN
$$
SCC003-017-021-023-025-037-039-045-047-055-057-059-061-063-065-
071-079-081-083-085-087-091-182140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
AIKEN CALHOUN CHEROKEE
CHESTER CHESTERFIELD EDGEFIELD
FAIRFIELD GREENVILLE GREENWOOD
KERSHAW LANCASTER LAURENS
LEE LEXINGTON MCCORMICK
NEWBERRY RICHLAND SALUDA
SPARTANBURG SUMTER UNION
YORK
$$
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 (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 (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
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 
